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727d29d6b6d4324595750411647789d2fd39dbb4
sdk/pkg/analyzer/test/generated/scanner_test.dart
T
scheglov@google.com fb66f5d516 New analyzer snapshot. 
Mainly to add support for the new options.

R=brianwilkerson@google.com
BUG=

Review URL: https://codereview.chromium.org//107833002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@30960 260f80e4-7a28-3924-810f-c04153c831b5
2013-12-06 19:43:15 +00:00

2324 lines
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// This code was auto-generated, is not intended to be edited, and is subject to
// significant change. Please see the README file for more information.
library engine.scanner_test;
import 'package:analyzer/src/generated/java_core.dart';
import 'package:analyzer/src/generated/java_junit.dart';
import 'package:analyzer/src/generated/source.dart';
import 'package:analyzer/src/generated/error.dart';
import 'package:analyzer/src/generated/scanner.dart';
import 'package:analyzer/src/generated/utilities_collection.dart' show TokenMap;
import 'package:unittest/unittest.dart' as _ut;
import 'test_support.dart';
class KeywordStateTest extends JUnitTestCase {
void test_KeywordState() {
List<Keyword> keywords = Keyword.values;
int keywordCount = keywords.length;
List<String> textToTest = new List<String>(keywordCount * 3);
for (int i = 0; i < keywordCount; i++) {
String syntax = keywords[i].syntax;
textToTest[i] = syntax;
textToTest[i + keywordCount] = "${syntax}x";
textToTest[i + keywordCount * 2] = syntax.substring(0, syntax.length - 1);
}
KeywordState firstState = KeywordState.KEYWORD_STATE;
for (int i = 0; i < textToTest.length; i++) {
String text = textToTest[i];
int index = 0;
int length = text.length;
KeywordState state = firstState;
while (index < length && state != null) {
state = state.next(text.codeUnitAt(index));
index++;
}
if (i < keywordCount) {
JUnitTestCase.assertNotNull(state);
JUnitTestCase.assertNotNull(state.keyword());
JUnitTestCase.assertEquals(keywords[i], state.keyword());
} else if (i < keywordCount * 2) {
JUnitTestCase.assertNull(state);
} else {
JUnitTestCase.assertNotNull(state);
}
}
}
static dartSuite() {
_ut.group('KeywordStateTest', () {
_ut.test('test_KeywordState', () {
final __test = new KeywordStateTest();
runJUnitTest(__test, __test.test_KeywordState);
});
});
}
}
class CharSequenceReaderTest extends JUnitTestCase {
void test_advance() {
CharSequenceReader reader = new CharSequenceReader(new CharSequence("x"));
JUnitTestCase.assertEquals(0x78, reader.advance());
JUnitTestCase.assertEquals(-1, reader.advance());
JUnitTestCase.assertEquals(-1, reader.advance());
}
void test_creation() {
JUnitTestCase.assertNotNull(new CharSequenceReader(new CharSequence("x")));
}
void test_getOffset() {
CharSequenceReader reader = new CharSequenceReader(new CharSequence("x"));
JUnitTestCase.assertEquals(-1, reader.offset);
reader.advance();
JUnitTestCase.assertEquals(0, reader.offset);
reader.advance();
JUnitTestCase.assertEquals(0, reader.offset);
}
void test_getString() {
CharSequenceReader reader = new CharSequenceReader(new CharSequence("xyzzy"));
reader.offset = 3;
JUnitTestCase.assertEquals("yzz", reader.getString(1, 0));
JUnitTestCase.assertEquals("zzy", reader.getString(2, 1));
}
void test_peek() {
CharSequenceReader reader = new CharSequenceReader(new CharSequence("xy"));
JUnitTestCase.assertEquals(0x78, reader.peek());
JUnitTestCase.assertEquals(0x78, reader.peek());
reader.advance();
JUnitTestCase.assertEquals(0x79, reader.peek());
JUnitTestCase.assertEquals(0x79, reader.peek());
reader.advance();
JUnitTestCase.assertEquals(-1, reader.peek());
JUnitTestCase.assertEquals(-1, reader.peek());
}
void test_setOffset() {
CharSequenceReader reader = new CharSequenceReader(new CharSequence("xyz"));
reader.offset = 2;
JUnitTestCase.assertEquals(2, reader.offset);
}
static dartSuite() {
_ut.group('CharSequenceReaderTest', () {
_ut.test('test_advance', () {
final __test = new CharSequenceReaderTest();
runJUnitTest(__test, __test.test_advance);
});
_ut.test('test_creation', () {
final __test = new CharSequenceReaderTest();
runJUnitTest(__test, __test.test_creation);
});
_ut.test('test_getOffset', () {
final __test = new CharSequenceReaderTest();
runJUnitTest(__test, __test.test_getOffset);
});
_ut.test('test_getString', () {
final __test = new CharSequenceReaderTest();
runJUnitTest(__test, __test.test_getString);
});
_ut.test('test_peek', () {
final __test = new CharSequenceReaderTest();
runJUnitTest(__test, __test.test_peek);
});
_ut.test('test_setOffset', () {
final __test = new CharSequenceReaderTest();
runJUnitTest(__test, __test.test_setOffset);
});
});
}
}
class TokenTypeTest extends EngineTestCase {
void test_isOperator() {
JUnitTestCase.assertTrue(TokenType.AMPERSAND.isOperator);
JUnitTestCase.assertTrue(TokenType.AMPERSAND_AMPERSAND.isOperator);
JUnitTestCase.assertTrue(TokenType.AMPERSAND_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.BANG.isOperator);
JUnitTestCase.assertTrue(TokenType.BANG_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.BAR.isOperator);
JUnitTestCase.assertTrue(TokenType.BAR_BAR.isOperator);
JUnitTestCase.assertTrue(TokenType.BAR_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.CARET.isOperator);
JUnitTestCase.assertTrue(TokenType.CARET_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.EQ_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.GT.isOperator);
JUnitTestCase.assertTrue(TokenType.GT_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.GT_GT.isOperator);
JUnitTestCase.assertTrue(TokenType.GT_GT_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.INDEX.isOperator);
JUnitTestCase.assertTrue(TokenType.INDEX_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.IS.isOperator);
JUnitTestCase.assertTrue(TokenType.LT.isOperator);
JUnitTestCase.assertTrue(TokenType.LT_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.LT_LT.isOperator);
JUnitTestCase.assertTrue(TokenType.LT_LT_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.MINUS.isOperator);
JUnitTestCase.assertTrue(TokenType.MINUS_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.MINUS_MINUS.isOperator);
JUnitTestCase.assertTrue(TokenType.PERCENT.isOperator);
JUnitTestCase.assertTrue(TokenType.PERCENT_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.PERIOD_PERIOD.isOperator);
JUnitTestCase.assertTrue(TokenType.PLUS.isOperator);
JUnitTestCase.assertTrue(TokenType.PLUS_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.PLUS_PLUS.isOperator);
JUnitTestCase.assertTrue(TokenType.QUESTION.isOperator);
JUnitTestCase.assertTrue(TokenType.SLASH.isOperator);
JUnitTestCase.assertTrue(TokenType.SLASH_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.STAR.isOperator);
JUnitTestCase.assertTrue(TokenType.STAR_EQ.isOperator);
JUnitTestCase.assertTrue(TokenType.TILDE.isOperator);
JUnitTestCase.assertTrue(TokenType.TILDE_SLASH.isOperator);
JUnitTestCase.assertTrue(TokenType.TILDE_SLASH_EQ.isOperator);
}
void test_isUserDefinableOperator() {
JUnitTestCase.assertTrue(TokenType.AMPERSAND.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.BAR.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.CARET.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.EQ_EQ.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.GT.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.GT_EQ.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.GT_GT.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.INDEX.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.INDEX_EQ.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.LT.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.LT_EQ.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.LT_LT.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.MINUS.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.PERCENT.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.PLUS.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.SLASH.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.STAR.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.TILDE.isUserDefinableOperator);
JUnitTestCase.assertTrue(TokenType.TILDE_SLASH.isUserDefinableOperator);
}
static dartSuite() {
_ut.group('TokenTypeTest', () {
_ut.test('test_isOperator', () {
final __test = new TokenTypeTest();
runJUnitTest(__test, __test.test_isOperator);
});
_ut.test('test_isUserDefinableOperator', () {
final __test = new TokenTypeTest();
runJUnitTest(__test, __test.test_isUserDefinableOperator);
});
});
}
}
/**
* The class `TokenFactory` defines utility methods that can be used to create tokens.
*/
class TokenFactory {
static Token token(Keyword keyword) => new KeywordToken(keyword, 0);
static Token token2(String lexeme) => new StringToken(TokenType.STRING, lexeme, 0);
static Token token3(TokenType type) => new Token(type, 0);
static Token token4(TokenType type, String lexeme) => new StringToken(type, lexeme, 0);
}
/**
* Instances of the class `TokenStreamValidator` are used to validate the correct construction
* of a stream of tokens.
*/
class TokenStreamValidator {
/**
* Validate that the stream of tokens that starts with the given token is correct.
*
* @param token the first token in the stream of tokens to be validated
*/
void validate(Token token) {
JavaStringBuilder builder = new JavaStringBuilder();
validateStream(builder, token);
if (builder.length > 0) {
JUnitTestCase.fail(builder.toString());
}
}
void validateStream(JavaStringBuilder builder, Token token) {
if (token == null) {
return;
}
Token previousToken = null;
int previousEnd = -1;
Token currentToken = token;
while (currentToken != null && currentToken.type != TokenType.EOF) {
validateStream(builder, currentToken.precedingComments);
TokenType type = currentToken.type;
if (identical(type, TokenType.OPEN_CURLY_BRACKET) || identical(type, TokenType.OPEN_PAREN) || identical(type, TokenType.OPEN_SQUARE_BRACKET) || identical(type, TokenType.STRING_INTERPOLATION_EXPRESSION)) {
if (currentToken is! BeginToken) {
builder.append("\r\nExpected BeginToken, found ");
builder.append(currentToken.runtimeType.toString());
builder.append(" ");
writeToken(builder, currentToken);
}
}
int currentStart = currentToken.offset;
int currentLength = currentToken.length;
int currentEnd = currentStart + currentLength - 1;
if (currentStart <= previousEnd) {
builder.append("\r\nInvalid token sequence: ");
writeToken(builder, previousToken);
builder.append(" followed by ");
writeToken(builder, currentToken);
}
previousEnd = currentEnd;
previousToken = currentToken;
currentToken = currentToken.next;
}
}
void writeToken(JavaStringBuilder builder, Token token) {
builder.append("[");
builder.append(token.type);
builder.append(", '");
builder.append(token.lexeme);
builder.append("', ");
builder.append(token.offset);
builder.append(", ");
builder.append(token.length);
builder.append("]");
}
}
class ScannerTest extends JUnitTestCase {
void test_ampersand() {
assertToken(TokenType.AMPERSAND, "&");
}
void test_ampersand_ampersand() {
assertToken(TokenType.AMPERSAND_AMPERSAND, "&&");
}
void test_ampersand_eq() {
assertToken(TokenType.AMPERSAND_EQ, "&=");
}
void test_at() {
assertToken(TokenType.AT, "@");
}
void test_backping() {
assertToken(TokenType.BACKPING, "`");
}
void test_backslash() {
assertToken(TokenType.BACKSLASH, "\\");
}
void test_bang() {
assertToken(TokenType.BANG, "!");
}
void test_bang_eq() {
assertToken(TokenType.BANG_EQ, "!=");
}
void test_bar() {
assertToken(TokenType.BAR, "|");
}
void test_bar_bar() {
assertToken(TokenType.BAR_BAR, "||");
}
void test_bar_eq() {
assertToken(TokenType.BAR_EQ, "|=");
}
void test_caret() {
assertToken(TokenType.CARET, "^");
}
void test_caret_eq() {
assertToken(TokenType.CARET_EQ, "^=");
}
void test_close_curly_bracket() {
assertToken(TokenType.CLOSE_CURLY_BRACKET, "}");
}
void test_close_paren() {
assertToken(TokenType.CLOSE_PAREN, ")");
}
void test_close_quare_bracket() {
assertToken(TokenType.CLOSE_SQUARE_BRACKET, "]");
}
void test_colon() {
assertToken(TokenType.COLON, ":");
}
void test_comma() {
assertToken(TokenType.COMMA, ",");
}
void test_comment_disabled_multi() {
Scanner scanner = new Scanner(null, new CharSequenceReader(new CharSequence("/* comment */ ")), AnalysisErrorListener.NULL_LISTENER);
scanner.preserveComments = false;
Token token = scanner.tokenize();
JUnitTestCase.assertNotNull(token);
JUnitTestCase.assertNull(token.precedingComments);
}
void test_comment_multi() {
assertComment(TokenType.MULTI_LINE_COMMENT, "/* comment */");
}
void test_comment_multi_unterminated() {
assertError(ScannerErrorCode.UNTERMINATED_MULTI_LINE_COMMENT, 3, "/* x");
}
void test_comment_nested() {
assertComment(TokenType.MULTI_LINE_COMMENT, "/* comment /* within a */ comment */");
}
void test_comment_single() {
assertComment(TokenType.SINGLE_LINE_COMMENT, "// comment");
}
void test_double_both_e() {
assertToken(TokenType.DOUBLE, "0.123e4");
}
void test_double_both_E() {
assertToken(TokenType.DOUBLE, "0.123E4");
}
void test_double_fraction() {
assertToken(TokenType.DOUBLE, ".123");
}
void test_double_fraction_e() {
assertToken(TokenType.DOUBLE, ".123e4");
}
void test_double_fraction_E() {
assertToken(TokenType.DOUBLE, ".123E4");
}
void test_double_missingDigitInExponent() {
assertError(ScannerErrorCode.MISSING_DIGIT, 1, "1e");
}
void test_double_whole_e() {
assertToken(TokenType.DOUBLE, "12e4");
}
void test_double_whole_E() {
assertToken(TokenType.DOUBLE, "12E4");
}
void test_eq() {
assertToken(TokenType.EQ, "=");
}
void test_eq_eq() {
assertToken(TokenType.EQ_EQ, "==");
}
void test_gt() {
assertToken(TokenType.GT, ">");
}
void test_gt_eq() {
assertToken(TokenType.GT_EQ, ">=");
}
void test_gt_gt() {
assertToken(TokenType.GT_GT, ">>");
}
void test_gt_gt_eq() {
assertToken(TokenType.GT_GT_EQ, ">>=");
}
void test_hash() {
assertToken(TokenType.HASH, "#");
}
void test_hexidecimal() {
assertToken(TokenType.HEXADECIMAL, "0x1A2B3C");
}
void test_hexidecimal_missingDigit() {
assertError(ScannerErrorCode.MISSING_HEX_DIGIT, 1, "0x");
}
void test_identifier() {
assertToken(TokenType.IDENTIFIER, "result");
}
void test_illegalChar_cyrillicLetter_middle() {
assertError(ScannerErrorCode.ILLEGAL_CHARACTER, 0, "Shche\u0433lov");
}
void test_illegalChar_cyrillicLetter_start() {
assertError(ScannerErrorCode.ILLEGAL_CHARACTER, 0, "\u0429");
}
void test_illegalChar_nbsp() {
assertError(ScannerErrorCode.ILLEGAL_CHARACTER, 0, "\u00A0");
}
void test_illegalChar_notLetter() {
assertError(ScannerErrorCode.ILLEGAL_CHARACTER, 0, "\u0312");
}
void test_index() {
assertToken(TokenType.INDEX, "[]");
}
void test_index_eq() {
assertToken(TokenType.INDEX_EQ, "[]=");
}
void test_int() {
assertToken(TokenType.INT, "123");
}
void test_int_initialZero() {
assertToken(TokenType.INT, "0123");
}
void test_keyword_abstract() {
assertKeywordToken("abstract");
}
void test_keyword_as() {
assertKeywordToken("as");
}
void test_keyword_assert() {
assertKeywordToken("assert");
}
void test_keyword_break() {
assertKeywordToken("break");
}
void test_keyword_case() {
assertKeywordToken("case");
}
void test_keyword_catch() {
assertKeywordToken("catch");
}
void test_keyword_class() {
assertKeywordToken("class");
}
void test_keyword_const() {
assertKeywordToken("const");
}
void test_keyword_continue() {
assertKeywordToken("continue");
}
void test_keyword_default() {
assertKeywordToken("default");
}
void test_keyword_do() {
assertKeywordToken("do");
}
void test_keyword_dynamic() {
assertKeywordToken("dynamic");
}
void test_keyword_else() {
assertKeywordToken("else");
}
void test_keyword_enum() {
assertKeywordToken("enum");
}
void test_keyword_export() {
assertKeywordToken("export");
}
void test_keyword_extends() {
assertKeywordToken("extends");
}
void test_keyword_factory() {
assertKeywordToken("factory");
}
void test_keyword_false() {
assertKeywordToken("false");
}
void test_keyword_final() {
assertKeywordToken("final");
}
void test_keyword_finally() {
assertKeywordToken("finally");
}
void test_keyword_for() {
assertKeywordToken("for");
}
void test_keyword_get() {
assertKeywordToken("get");
}
void test_keyword_if() {
assertKeywordToken("if");
}
void test_keyword_implements() {
assertKeywordToken("implements");
}
void test_keyword_import() {
assertKeywordToken("import");
}
void test_keyword_in() {
assertKeywordToken("in");
}
void test_keyword_is() {
assertKeywordToken("is");
}
void test_keyword_library() {
assertKeywordToken("library");
}
void test_keyword_new() {
assertKeywordToken("new");
}
void test_keyword_null() {
assertKeywordToken("null");
}
void test_keyword_operator() {
assertKeywordToken("operator");
}
void test_keyword_part() {
assertKeywordToken("part");
}
void test_keyword_rethrow() {
assertKeywordToken("rethrow");
}
void test_keyword_return() {
assertKeywordToken("return");
}
void test_keyword_set() {
assertKeywordToken("set");
}
void test_keyword_static() {
assertKeywordToken("static");
}
void test_keyword_super() {
assertKeywordToken("super");
}
void test_keyword_switch() {
assertKeywordToken("switch");
}
void test_keyword_this() {
assertKeywordToken("this");
}
void test_keyword_throw() {
assertKeywordToken("throw");
}
void test_keyword_true() {
assertKeywordToken("true");
}
void test_keyword_try() {
assertKeywordToken("try");
}
void test_keyword_typedef() {
assertKeywordToken("typedef");
}
void test_keyword_var() {
assertKeywordToken("var");
}
void test_keyword_void() {
assertKeywordToken("void");
}
void test_keyword_while() {
assertKeywordToken("while");
}
void test_keyword_with() {
assertKeywordToken("with");
}
void test_lineInfo_multilineComment() {
String source = "/*\r *\r */";
assertLineInfo(source, [
new ScannerTest_ExpectedLocation(0, 1, 1),
new ScannerTest_ExpectedLocation(4, 2, 2),
new ScannerTest_ExpectedLocation(source.length - 1, 3, 3)]);
}
void test_lineInfo_multilineString() {
String source = "'''a\r\nbc\r\nd'''";
assertLineInfo(source, [
new ScannerTest_ExpectedLocation(0, 1, 1),
new ScannerTest_ExpectedLocation(7, 2, 2),
new ScannerTest_ExpectedLocation(source.length - 1, 3, 4)]);
}
void test_lineInfo_simpleClass() {
String source = "class Test {\r\n String s = '...';\r\n int get x => s.MISSING_GETTER;\r\n}";
assertLineInfo(source, [
new ScannerTest_ExpectedLocation(0, 1, 1),
new ScannerTest_ExpectedLocation(source.indexOf("MISSING_GETTER"), 3, 20),
new ScannerTest_ExpectedLocation(source.length - 1, 4, 1)]);
}
void test_lineInfo_slashN() {
String source = "class Test {\n}";
assertLineInfo(source, [
new ScannerTest_ExpectedLocation(0, 1, 1),
new ScannerTest_ExpectedLocation(source.indexOf("}"), 2, 1)]);
}
void test_lt() {
assertToken(TokenType.LT, "<");
}
void test_lt_eq() {
assertToken(TokenType.LT_EQ, "<=");
}
void test_lt_lt() {
assertToken(TokenType.LT_LT, "<<");
}
void test_lt_lt_eq() {
assertToken(TokenType.LT_LT_EQ, "<<=");
}
void test_minus() {
assertToken(TokenType.MINUS, "-");
}
void test_minus_eq() {
assertToken(TokenType.MINUS_EQ, "-=");
}
void test_minus_minus() {
assertToken(TokenType.MINUS_MINUS, "--");
}
void test_open_curly_bracket() {
assertToken(TokenType.OPEN_CURLY_BRACKET, "{");
}
void test_open_paren() {
assertToken(TokenType.OPEN_PAREN, "(");
}
void test_open_square_bracket() {
assertToken(TokenType.OPEN_SQUARE_BRACKET, "[");
}
void test_openSquareBracket() {
assertToken(TokenType.OPEN_SQUARE_BRACKET, "[");
}
void test_percent() {
assertToken(TokenType.PERCENT, "%");
}
void test_percent_eq() {
assertToken(TokenType.PERCENT_EQ, "%=");
}
void test_period() {
assertToken(TokenType.PERIOD, ".");
}
void test_period_period() {
assertToken(TokenType.PERIOD_PERIOD, "..");
}
void test_period_period_period() {
assertToken(TokenType.PERIOD_PERIOD_PERIOD, "...");
}
void test_periodAfterNumberNotIncluded_identifier() {
assertTokens("42.isEven()", [
new StringToken(TokenType.INT, "42", 0),
new Token(TokenType.PERIOD, 2),
new StringToken(TokenType.IDENTIFIER, "isEven", 3),
new Token(TokenType.OPEN_PAREN, 9),
new Token(TokenType.CLOSE_PAREN, 10)]);
}
void test_periodAfterNumberNotIncluded_period() {
assertTokens("42..isEven()", [
new StringToken(TokenType.INT, "42", 0),
new Token(TokenType.PERIOD_PERIOD, 2),
new StringToken(TokenType.IDENTIFIER, "isEven", 4),
new Token(TokenType.OPEN_PAREN, 10),
new Token(TokenType.CLOSE_PAREN, 11)]);
}
void test_plus() {
assertToken(TokenType.PLUS, "+");
}
void test_plus_eq() {
assertToken(TokenType.PLUS_EQ, "+=");
}
void test_plus_plus() {
assertToken(TokenType.PLUS_PLUS, "++");
}
void test_question() {
assertToken(TokenType.QUESTION, "?");
}
void test_scriptTag_withArgs() {
assertToken(TokenType.SCRIPT_TAG, "#!/bin/dart -debug");
}
void test_scriptTag_withoutSpace() {
assertToken(TokenType.SCRIPT_TAG, "#!/bin/dart");
}
void test_scriptTag_withSpace() {
assertToken(TokenType.SCRIPT_TAG, "#! /bin/dart");
}
void test_semicolon() {
assertToken(TokenType.SEMICOLON, ";");
}
void test_setSourceStart() {
int offsetDelta = 42;
GatheringErrorListener listener = new GatheringErrorListener();
Scanner scanner = new Scanner(null, new SubSequenceReader(new CharSequence("a"), offsetDelta), listener);
scanner.setSourceStart(3, 9);
scanner.tokenize();
List<int> lineStarts = scanner.lineStarts;
JUnitTestCase.assertNotNull(lineStarts);
JUnitTestCase.assertEquals(3, lineStarts.length);
JUnitTestCase.assertEquals(33, lineStarts[2]);
}
void test_slash() {
assertToken(TokenType.SLASH, "/");
}
void test_slash_eq() {
assertToken(TokenType.SLASH_EQ, "/=");
}
void test_star() {
assertToken(TokenType.STAR, "*");
}
void test_star_eq() {
assertToken(TokenType.STAR_EQ, "*=");
}
void test_startAndEnd() {
Token token = scan("a");
Token previous = token.previous;
JUnitTestCase.assertEquals(token, previous.next);
JUnitTestCase.assertEquals(previous, previous.previous);
Token next = token.next;
JUnitTestCase.assertEquals(next, next.next);
JUnitTestCase.assertEquals(token, next.previous);
}
void test_string_multi_double() {
assertToken(TokenType.STRING, "\"\"\"line1\nline2\"\"\"");
}
void test_string_multi_embeddedQuotes() {
assertToken(TokenType.STRING, "\"\"\"line1\n\"\"\nline2\"\"\"");
}
void test_string_multi_embeddedQuotes_escapedChar() {
assertToken(TokenType.STRING, "\"\"\"a\"\"\\tb\"\"\"");
}
void test_string_multi_interpolation_block() {
assertTokens("\"Hello \${name}!\"", [
new StringToken(TokenType.STRING, "\"Hello ", 0),
new StringToken(TokenType.STRING_INTERPOLATION_EXPRESSION, "\${", 7),
new StringToken(TokenType.IDENTIFIER, "name", 9),
new Token(TokenType.CLOSE_CURLY_BRACKET, 13),
new StringToken(TokenType.STRING, "!\"", 14)]);
}
void test_string_multi_interpolation_identifier() {
assertTokens("\"Hello \$name!\"", [
new StringToken(TokenType.STRING, "\"Hello ", 0),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 7),
new StringToken(TokenType.IDENTIFIER, "name", 8),
new StringToken(TokenType.STRING, "!\"", 12)]);
}
void test_string_multi_single() {
assertToken(TokenType.STRING, "'''string'''");
}
void test_string_multi_slashEnter() {
assertToken(TokenType.STRING, "'''\\\n'''");
}
void test_string_multi_unterminated() {
assertError(ScannerErrorCode.UNTERMINATED_STRING_LITERAL, 8, "'''string");
}
void test_string_raw_multi_double() {
assertToken(TokenType.STRING, "r\"\"\"line1\nline2\"\"\"");
}
void test_string_raw_multi_single() {
assertToken(TokenType.STRING, "r'''string'''");
}
void test_string_raw_multi_unterminated() {
assertError(ScannerErrorCode.UNTERMINATED_STRING_LITERAL, 9, "r'''string");
}
void test_string_raw_simple_double() {
assertToken(TokenType.STRING, "r\"string\"");
}
void test_string_raw_simple_single() {
assertToken(TokenType.STRING, "r'string'");
}
void test_string_raw_simple_unterminated_eof() {
assertError(ScannerErrorCode.UNTERMINATED_STRING_LITERAL, 7, "r'string");
}
void test_string_raw_simple_unterminated_eol() {
assertError(ScannerErrorCode.UNTERMINATED_STRING_LITERAL, 8, "r'string\n");
}
void test_string_simple_double() {
assertToken(TokenType.STRING, "\"string\"");
}
void test_string_simple_escapedDollar() {
assertToken(TokenType.STRING, "'a\\\$b'");
}
void test_string_simple_interpolation_adjacentIdentifiers() {
assertTokens("'\$a\$b'", [
new StringToken(TokenType.STRING, "'", 0),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 1),
new StringToken(TokenType.IDENTIFIER, "a", 2),
new StringToken(TokenType.STRING, "", 3),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 3),
new StringToken(TokenType.IDENTIFIER, "b", 4),
new StringToken(TokenType.STRING, "'", 5)]);
}
void test_string_simple_interpolation_block() {
assertTokens("'Hello \${name}!'", [
new StringToken(TokenType.STRING, "'Hello ", 0),
new StringToken(TokenType.STRING_INTERPOLATION_EXPRESSION, "\${", 7),
new StringToken(TokenType.IDENTIFIER, "name", 9),
new Token(TokenType.CLOSE_CURLY_BRACKET, 13),
new StringToken(TokenType.STRING, "!'", 14)]);
}
void test_string_simple_interpolation_blockWithNestedMap() {
assertTokens("'a \${f({'b' : 'c'})} d'", [
new StringToken(TokenType.STRING, "'a ", 0),
new StringToken(TokenType.STRING_INTERPOLATION_EXPRESSION, "\${", 3),
new StringToken(TokenType.IDENTIFIER, "f", 5),
new Token(TokenType.OPEN_PAREN, 6),
new Token(TokenType.OPEN_CURLY_BRACKET, 7),
new StringToken(TokenType.STRING, "'b'", 8),
new Token(TokenType.COLON, 12),
new StringToken(TokenType.STRING, "'c'", 14),
new Token(TokenType.CLOSE_CURLY_BRACKET, 17),
new Token(TokenType.CLOSE_PAREN, 18),
new Token(TokenType.CLOSE_CURLY_BRACKET, 19),
new StringToken(TokenType.STRING, " d'", 20)]);
}
void test_string_simple_interpolation_firstAndLast() {
assertTokens("'\$greeting \$name'", [
new StringToken(TokenType.STRING, "'", 0),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 1),
new StringToken(TokenType.IDENTIFIER, "greeting", 2),
new StringToken(TokenType.STRING, " ", 10),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 11),
new StringToken(TokenType.IDENTIFIER, "name", 12),
new StringToken(TokenType.STRING, "'", 16)]);
}
void test_string_simple_interpolation_identifier() {
assertTokens("'Hello \$name!'", [
new StringToken(TokenType.STRING, "'Hello ", 0),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 7),
new StringToken(TokenType.IDENTIFIER, "name", 8),
new StringToken(TokenType.STRING, "!'", 12)]);
}
void test_string_simple_interpolation_missingIdentifier() {
assertTokens("'\$x\$'", [
new StringToken(TokenType.STRING, "'", 0),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 1),
new StringToken(TokenType.IDENTIFIER, "x", 2),
new StringToken(TokenType.STRING, "", 3),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 3),
new StringToken(TokenType.STRING, "'", 4)]);
}
void test_string_simple_interpolation_nonIdentifier() {
assertTokens("'\$1'", [
new StringToken(TokenType.STRING, "'", 0),
new StringToken(TokenType.STRING_INTERPOLATION_IDENTIFIER, "\$", 1),
new StringToken(TokenType.STRING, "1'", 2)]);
}
void test_string_simple_single() {
assertToken(TokenType.STRING, "'string'");
}
void test_string_simple_unterminated_eof() {
assertError(ScannerErrorCode.UNTERMINATED_STRING_LITERAL, 6, "'string");
}
void test_string_simple_unterminated_eol() {
assertError(ScannerErrorCode.UNTERMINATED_STRING_LITERAL, 7, "'string\r");
}
void test_tilde() {
assertToken(TokenType.TILDE, "~");
}
void test_tilde_slash() {
assertToken(TokenType.TILDE_SLASH, "~/");
}
void test_tilde_slash_eq() {
assertToken(TokenType.TILDE_SLASH_EQ, "~/=");
}
void test_unclosedPairInInterpolation() {
GatheringErrorListener listener = new GatheringErrorListener();
scan2("'\${(}'", listener);
}
void assertComment(TokenType commentType, String source) {
Token token = scan(source);
JUnitTestCase.assertNotNull(token);
JUnitTestCase.assertEquals(TokenType.EOF, token.type);
Token comment = token.precedingComments;
JUnitTestCase.assertNotNull(comment);
JUnitTestCase.assertEquals(commentType, comment.type);
JUnitTestCase.assertEquals(0, comment.offset);
JUnitTestCase.assertEquals(source.length, comment.length);
JUnitTestCase.assertEquals(source, comment.lexeme);
token = scan("${source}\n");
JUnitTestCase.assertNotNull(token);
JUnitTestCase.assertEquals(TokenType.EOF, token.type);
comment = token.precedingComments;
JUnitTestCase.assertNotNull(comment);
JUnitTestCase.assertEquals(commentType, comment.type);
JUnitTestCase.assertEquals(0, comment.offset);
JUnitTestCase.assertEquals(source.length, comment.length);
JUnitTestCase.assertEquals(source, comment.lexeme);
}
/**
* Assert that scanning the given source produces an error with the given code.
*
* @param illegalCharacter
* @param i
* @param source the source to be scanned to produce the error
*/
void assertError(ScannerErrorCode expectedError, int expectedOffset, String source) {
GatheringErrorListener listener = new GatheringErrorListener();
scan2(source, listener);
listener.assertErrors([new AnalysisError.con2(null, expectedOffset, 1, expectedError, [source.codeUnitAt(expectedOffset) as int])]);
}
/**
* Assert that when scanned the given source contains a single keyword token with the same lexeme
* as the original source.
*
* @param source the source to be scanned
*/
void assertKeywordToken(String source) {
Token token = scan(source);
JUnitTestCase.assertNotNull(token);
JUnitTestCase.assertEquals(TokenType.KEYWORD, token.type);
JUnitTestCase.assertEquals(0, token.offset);
JUnitTestCase.assertEquals(source.length, token.length);
JUnitTestCase.assertEquals(source, token.lexeme);
Object value = token.value();
JUnitTestCase.assertTrue(value is Keyword);
JUnitTestCase.assertEquals(source, (value as Keyword).syntax);
token = scan(" ${source} ");
JUnitTestCase.assertNotNull(token);
JUnitTestCase.assertEquals(TokenType.KEYWORD, token.type);
JUnitTestCase.assertEquals(1, token.offset);
JUnitTestCase.assertEquals(source.length, token.length);
JUnitTestCase.assertEquals(source, token.lexeme);
value = token.value();
JUnitTestCase.assertTrue(value is Keyword);
JUnitTestCase.assertEquals(source, (value as Keyword).syntax);
JUnitTestCase.assertEquals(TokenType.EOF, token.next.type);
}
void assertLineInfo(String source, List<ScannerTest_ExpectedLocation> expectedLocations) {
GatheringErrorListener listener = new GatheringErrorListener();
scan2(source, listener);
listener.assertNoErrors();
LineInfo info = listener.getLineInfo(new TestSource());
JUnitTestCase.assertNotNull(info);
for (ScannerTest_ExpectedLocation expectedLocation in expectedLocations) {
LineInfo_Location location = info.getLocation(expectedLocation._offset);
JUnitTestCase.assertEquals(expectedLocation._lineNumber, location.lineNumber);
JUnitTestCase.assertEquals(expectedLocation._columnNumber, location.columnNumber);
}
}
/**
* Assert that the token scanned from the given source has the expected type.
*
* @param expectedType the expected type of the token
* @param source the source to be scanned to produce the actual token
*/
Token assertToken(TokenType expectedType, String source) {
Token originalToken = scan(source);
JUnitTestCase.assertNotNull(originalToken);
JUnitTestCase.assertEquals(expectedType, originalToken.type);
JUnitTestCase.assertEquals(0, originalToken.offset);
JUnitTestCase.assertEquals(source.length, originalToken.length);
JUnitTestCase.assertEquals(source, originalToken.lexeme);
if (identical(expectedType, TokenType.SCRIPT_TAG)) {
return originalToken;
} else if (identical(expectedType, TokenType.SINGLE_LINE_COMMENT)) {
Token tokenWithSpaces = scan(" ${source}");
JUnitTestCase.assertNotNull(tokenWithSpaces);
JUnitTestCase.assertEquals(expectedType, tokenWithSpaces.type);
JUnitTestCase.assertEquals(1, tokenWithSpaces.offset);
JUnitTestCase.assertEquals(source.length, tokenWithSpaces.length);
JUnitTestCase.assertEquals(source, tokenWithSpaces.lexeme);
return originalToken;
} else if (identical(expectedType, TokenType.INT) || identical(expectedType, TokenType.DOUBLE)) {
Token tokenWithLowerD = scan("${source}d");
JUnitTestCase.assertNotNull(tokenWithLowerD);
JUnitTestCase.assertEquals(expectedType, tokenWithLowerD.type);
JUnitTestCase.assertEquals(0, tokenWithLowerD.offset);
JUnitTestCase.assertEquals(source.length, tokenWithLowerD.length);
JUnitTestCase.assertEquals(source, tokenWithLowerD.lexeme);
Token tokenWithUpperD = scan("${source}D");
JUnitTestCase.assertNotNull(tokenWithUpperD);
JUnitTestCase.assertEquals(expectedType, tokenWithUpperD.type);
JUnitTestCase.assertEquals(0, tokenWithUpperD.offset);
JUnitTestCase.assertEquals(source.length, tokenWithUpperD.length);
JUnitTestCase.assertEquals(source, tokenWithUpperD.lexeme);
}
Token tokenWithSpaces = scan(" ${source} ");
JUnitTestCase.assertNotNull(tokenWithSpaces);
JUnitTestCase.assertEquals(expectedType, tokenWithSpaces.type);
JUnitTestCase.assertEquals(1, tokenWithSpaces.offset);
JUnitTestCase.assertEquals(source.length, tokenWithSpaces.length);
JUnitTestCase.assertEquals(source, tokenWithSpaces.lexeme);
JUnitTestCase.assertEquals(TokenType.EOF, originalToken.next.type);
return originalToken;
}
/**
* Assert that when scanned the given source contains a sequence of tokens identical to the given
* tokens.
*
* @param source the source to be scanned
* @param expectedTokens the tokens that are expected to be in the source
*/
void assertTokens(String source, List<Token> expectedTokens) {
Token token = scan(source);
JUnitTestCase.assertNotNull(token);
for (int i = 0; i < expectedTokens.length; i++) {
Token expectedToken = expectedTokens[i];
JUnitTestCase.assertEqualsMsg("Wrong type for token ${i}", expectedToken.type, token.type);
JUnitTestCase.assertEqualsMsg("Wrong offset for token ${i}", expectedToken.offset, token.offset);
JUnitTestCase.assertEqualsMsg("Wrong length for token ${i}", expectedToken.length, token.length);
JUnitTestCase.assertEqualsMsg("Wrong lexeme for token ${i}", expectedToken.lexeme, token.lexeme);
token = token.next;
JUnitTestCase.assertNotNull(token);
}
JUnitTestCase.assertEquals(TokenType.EOF, token.type);
}
Token scan(String source) {
GatheringErrorListener listener = new GatheringErrorListener();
Token token = scan2(source, listener);
listener.assertNoErrors();
return token;
}
Token scan2(String source, GatheringErrorListener listener) {
Scanner scanner = new Scanner(null, new CharSequenceReader(new CharSequence(source)), listener);
Token result = scanner.tokenize();
listener.setLineInfo(new TestSource(), scanner.lineStarts);
return result;
}
static dartSuite() {
_ut.group('ScannerTest', () {
_ut.test('test_ampersand', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_ampersand);
});
_ut.test('test_ampersand_ampersand', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_ampersand_ampersand);
});
_ut.test('test_ampersand_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_ampersand_eq);
});
_ut.test('test_at', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_at);
});
_ut.test('test_backping', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_backping);
});
_ut.test('test_backslash', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_backslash);
});
_ut.test('test_bang', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_bang);
});
_ut.test('test_bang_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_bang_eq);
});
_ut.test('test_bar', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_bar);
});
_ut.test('test_bar_bar', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_bar_bar);
});
_ut.test('test_bar_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_bar_eq);
});
_ut.test('test_caret', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_caret);
});
_ut.test('test_caret_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_caret_eq);
});
_ut.test('test_close_curly_bracket', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_close_curly_bracket);
});
_ut.test('test_close_paren', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_close_paren);
});
_ut.test('test_close_quare_bracket', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_close_quare_bracket);
});
_ut.test('test_colon', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_colon);
});
_ut.test('test_comma', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_comma);
});
_ut.test('test_comment_disabled_multi', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_comment_disabled_multi);
});
_ut.test('test_comment_multi', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_comment_multi);
});
_ut.test('test_comment_multi_unterminated', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_comment_multi_unterminated);
});
_ut.test('test_comment_nested', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_comment_nested);
});
_ut.test('test_comment_single', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_comment_single);
});
_ut.test('test_double_both_E', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_double_both_E);
});
_ut.test('test_double_both_e', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_double_both_e);
});
_ut.test('test_double_fraction', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_double_fraction);
});
_ut.test('test_double_fraction_E', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_double_fraction_E);
});
_ut.test('test_double_fraction_e', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_double_fraction_e);
});
_ut.test('test_double_missingDigitInExponent', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_double_missingDigitInExponent);
});
_ut.test('test_double_whole_E', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_double_whole_E);
});
_ut.test('test_double_whole_e', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_double_whole_e);
});
_ut.test('test_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_eq);
});
_ut.test('test_eq_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_eq_eq);
});
_ut.test('test_gt', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_gt);
});
_ut.test('test_gt_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_gt_eq);
});
_ut.test('test_gt_gt', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_gt_gt);
});
_ut.test('test_gt_gt_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_gt_gt_eq);
});
_ut.test('test_hash', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_hash);
});
_ut.test('test_hexidecimal', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_hexidecimal);
});
_ut.test('test_hexidecimal_missingDigit', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_hexidecimal_missingDigit);
});
_ut.test('test_identifier', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_identifier);
});
_ut.test('test_illegalChar_cyrillicLetter_middle', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_illegalChar_cyrillicLetter_middle);
});
_ut.test('test_illegalChar_cyrillicLetter_start', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_illegalChar_cyrillicLetter_start);
});
_ut.test('test_illegalChar_nbsp', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_illegalChar_nbsp);
});
_ut.test('test_illegalChar_notLetter', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_illegalChar_notLetter);
});
_ut.test('test_index', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_index);
});
_ut.test('test_index_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_index_eq);
});
_ut.test('test_int', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_int);
});
_ut.test('test_int_initialZero', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_int_initialZero);
});
_ut.test('test_keyword_abstract', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_abstract);
});
_ut.test('test_keyword_as', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_as);
});
_ut.test('test_keyword_assert', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_assert);
});
_ut.test('test_keyword_break', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_break);
});
_ut.test('test_keyword_case', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_case);
});
_ut.test('test_keyword_catch', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_catch);
});
_ut.test('test_keyword_class', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_class);
});
_ut.test('test_keyword_const', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_const);
});
_ut.test('test_keyword_continue', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_continue);
});
_ut.test('test_keyword_default', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_default);
});
_ut.test('test_keyword_do', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_do);
});
_ut.test('test_keyword_dynamic', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_dynamic);
});
_ut.test('test_keyword_else', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_else);
});
_ut.test('test_keyword_enum', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_enum);
});
_ut.test('test_keyword_export', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_export);
});
_ut.test('test_keyword_extends', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_extends);
});
_ut.test('test_keyword_factory', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_factory);
});
_ut.test('test_keyword_false', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_false);
});
_ut.test('test_keyword_final', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_final);
});
_ut.test('test_keyword_finally', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_finally);
});
_ut.test('test_keyword_for', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_for);
});
_ut.test('test_keyword_get', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_get);
});
_ut.test('test_keyword_if', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_if);
});
_ut.test('test_keyword_implements', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_implements);
});
_ut.test('test_keyword_import', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_import);
});
_ut.test('test_keyword_in', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_in);
});
_ut.test('test_keyword_is', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_is);
});
_ut.test('test_keyword_library', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_library);
});
_ut.test('test_keyword_new', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_new);
});
_ut.test('test_keyword_null', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_null);
});
_ut.test('test_keyword_operator', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_operator);
});
_ut.test('test_keyword_part', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_part);
});
_ut.test('test_keyword_rethrow', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_rethrow);
});
_ut.test('test_keyword_return', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_return);
});
_ut.test('test_keyword_set', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_set);
});
_ut.test('test_keyword_static', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_static);
});
_ut.test('test_keyword_super', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_super);
});
_ut.test('test_keyword_switch', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_switch);
});
_ut.test('test_keyword_this', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_this);
});
_ut.test('test_keyword_throw', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_throw);
});
_ut.test('test_keyword_true', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_true);
});
_ut.test('test_keyword_try', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_try);
});
_ut.test('test_keyword_typedef', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_typedef);
});
_ut.test('test_keyword_var', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_var);
});
_ut.test('test_keyword_void', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_void);
});
_ut.test('test_keyword_while', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_while);
});
_ut.test('test_keyword_with', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_keyword_with);
});
_ut.test('test_lineInfo_multilineComment', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_lineInfo_multilineComment);
});
_ut.test('test_lineInfo_multilineString', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_lineInfo_multilineString);
});
_ut.test('test_lineInfo_simpleClass', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_lineInfo_simpleClass);
});
_ut.test('test_lineInfo_slashN', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_lineInfo_slashN);
});
_ut.test('test_lt', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_lt);
});
_ut.test('test_lt_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_lt_eq);
});
_ut.test('test_lt_lt', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_lt_lt);
});
_ut.test('test_lt_lt_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_lt_lt_eq);
});
_ut.test('test_minus', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_minus);
});
_ut.test('test_minus_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_minus_eq);
});
_ut.test('test_minus_minus', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_minus_minus);
});
_ut.test('test_openSquareBracket', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_openSquareBracket);
});
_ut.test('test_open_curly_bracket', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_open_curly_bracket);
});
_ut.test('test_open_paren', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_open_paren);
});
_ut.test('test_open_square_bracket', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_open_square_bracket);
});
_ut.test('test_percent', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_percent);
});
_ut.test('test_percent_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_percent_eq);
});
_ut.test('test_period', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_period);
});
_ut.test('test_periodAfterNumberNotIncluded_identifier', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_periodAfterNumberNotIncluded_identifier);
});
_ut.test('test_periodAfterNumberNotIncluded_period', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_periodAfterNumberNotIncluded_period);
});
_ut.test('test_period_period', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_period_period);
});
_ut.test('test_period_period_period', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_period_period_period);
});
_ut.test('test_plus', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_plus);
});
_ut.test('test_plus_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_plus_eq);
});
_ut.test('test_plus_plus', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_plus_plus);
});
_ut.test('test_question', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_question);
});
_ut.test('test_scriptTag_withArgs', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_scriptTag_withArgs);
});
_ut.test('test_scriptTag_withSpace', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_scriptTag_withSpace);
});
_ut.test('test_scriptTag_withoutSpace', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_scriptTag_withoutSpace);
});
_ut.test('test_semicolon', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_semicolon);
});
_ut.test('test_setSourceStart', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_setSourceStart);
});
_ut.test('test_slash', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_slash);
});
_ut.test('test_slash_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_slash_eq);
});
_ut.test('test_star', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_star);
});
_ut.test('test_star_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_star_eq);
});
_ut.test('test_startAndEnd', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_startAndEnd);
});
_ut.test('test_string_multi_double', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_multi_double);
});
_ut.test('test_string_multi_embeddedQuotes', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_multi_embeddedQuotes);
});
_ut.test('test_string_multi_embeddedQuotes_escapedChar', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_multi_embeddedQuotes_escapedChar);
});
_ut.test('test_string_multi_interpolation_block', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_multi_interpolation_block);
});
_ut.test('test_string_multi_interpolation_identifier', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_multi_interpolation_identifier);
});
_ut.test('test_string_multi_single', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_multi_single);
});
_ut.test('test_string_multi_slashEnter', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_multi_slashEnter);
});
_ut.test('test_string_multi_unterminated', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_multi_unterminated);
});
_ut.test('test_string_raw_multi_double', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_raw_multi_double);
});
_ut.test('test_string_raw_multi_single', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_raw_multi_single);
});
_ut.test('test_string_raw_multi_unterminated', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_raw_multi_unterminated);
});
_ut.test('test_string_raw_simple_double', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_raw_simple_double);
});
_ut.test('test_string_raw_simple_single', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_raw_simple_single);
});
_ut.test('test_string_raw_simple_unterminated_eof', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_raw_simple_unterminated_eof);
});
_ut.test('test_string_raw_simple_unterminated_eol', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_raw_simple_unterminated_eol);
});
_ut.test('test_string_simple_double', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_double);
});
_ut.test('test_string_simple_escapedDollar', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_escapedDollar);
});
_ut.test('test_string_simple_interpolation_adjacentIdentifiers', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_interpolation_adjacentIdentifiers);
});
_ut.test('test_string_simple_interpolation_block', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_interpolation_block);
});
_ut.test('test_string_simple_interpolation_blockWithNestedMap', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_interpolation_blockWithNestedMap);
});
_ut.test('test_string_simple_interpolation_firstAndLast', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_interpolation_firstAndLast);
});
_ut.test('test_string_simple_interpolation_identifier', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_interpolation_identifier);
});
_ut.test('test_string_simple_interpolation_missingIdentifier', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_interpolation_missingIdentifier);
});
_ut.test('test_string_simple_interpolation_nonIdentifier', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_interpolation_nonIdentifier);
});
_ut.test('test_string_simple_single', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_single);
});
_ut.test('test_string_simple_unterminated_eof', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_unterminated_eof);
});
_ut.test('test_string_simple_unterminated_eol', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_string_simple_unterminated_eol);
});
_ut.test('test_tilde', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_tilde);
});
_ut.test('test_tilde_slash', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_tilde_slash);
});
_ut.test('test_tilde_slash_eq', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_tilde_slash_eq);
});
_ut.test('test_unclosedPairInInterpolation', () {
final __test = new ScannerTest();
runJUnitTest(__test, __test.test_unclosedPairInInterpolation);
});
});
}
}
/**
* Instances of the class `ExpectedLocation` encode information about the expected location
* of a given offset in source code.
*/
class ScannerTest_ExpectedLocation {
int _offset = 0;
int _lineNumber = 0;
int _columnNumber = 0;
ScannerTest_ExpectedLocation(int offset, int lineNumber, int columnNumber) {
this._offset = offset;
this._lineNumber = lineNumber;
this._columnNumber = columnNumber;
}
}
class IncrementalScannerTest extends EngineTestCase {
/**
* The first token from the token stream resulting from parsing the original source, or
* `null` if [scan] has not been invoked.
*/
Token _originalTokens;
/**
* The scanner used to perform incremental scanning, or `null` if [scan] has not been
* invoked.
*/
IncrementalScanner _incrementalScanner;
/**
* The first token from the token stream resulting from performing an incremental scan, or
* `null` if [scan] has not been invoked.
*/
Token _incrementalTokens;
void test_delete_identifier_beginning() {
scan("", "ab", "", "s + b;");
assertTokens(-1, 1, ["s", "+", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_delete_identifier_end() {
scan("a", "bs", "", " + b;");
assertTokens(-1, 1, ["a", "+", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_delete_identifier_middle() {
scan("a", "b", "", "s + b;");
assertTokens(-1, 1, ["as", "+", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_delete_mergeTokens() {
scan("a", " + b + ", "", "c;");
assertTokens(-1, 1, ["ac", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_afterIdentifier1() {
scan("a", "", "bs", " + b;");
assertTokens(-1, 1, ["abs", "+", "b", ";"]);
assertReplaced(1, "+");
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_afterIdentifier2() {
scan("a + b", "", "y", ";");
assertTokens(1, 3, ["a", "+", "by", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_beforeIdentifier() {
scan("a + ", "", "x", "b;");
assertTokens(1, 3, ["a", "+", "xb", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_beforeIdentifier_firstToken() {
scan("", "", "x", "a + b;");
assertTokens(-1, 1, ["xa", "+", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_convertOneFunctionToTwo() {
scan("f()", "", " => 0; g()", " {}");
assertTokens(2, 9, ["f", "(", ")", "=>", "0", ";", "g", "(", ")", "{", "}"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_end() {
scan("class A {}", "", " class B {}", "");
assertTokens(3, 8, ["class", "A", "{", "}", "class", "B", "{", "}"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_insideIdentifier() {
scan("co", "", "w.", "b;");
assertTokens(-1, 3, ["cow", ".", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_newIdentifier1() {
scan("a; ", "", "b", " c;");
assertTokens(1, 3, ["a", ";", "b", "c", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_newIdentifier2() {
scan("a;", "", "b", " c;");
assertTokens(1, 3, ["a", ";", "b", "c", ";"]);
assertReplaced(1, ";");
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_period() {
scan("a + b", "", ".", ";");
assertTokens(2, 4, ["a", "+", "b", ".", ";"]);
}
void test_insert_period_betweenIdentifiers1() {
scan("a", "", ".", " b;");
assertTokens(0, 2, ["a", ".", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_period_betweenIdentifiers2() {
scan("a ", "", ".", "b;");
assertTokens(0, 2, ["a", ".", "b", ";"]);
}
void test_insert_period_betweenIdentifiers3() {
scan("a ", "", ".", " b;");
assertTokens(0, 2, ["a", ".", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_period_insideExistingIdentifier() {
scan("a", "", ".", "b;");
assertTokens(-1, 3, ["a", ".", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_periodAndIdentifier() {
scan("a + b", "", ".x", ";");
assertTokens(2, 5, ["a", "+", "b", ".", "x", ";"]);
}
void test_insert_whitespace_beginning_beforeToken() {
scan("", "", " ", "a + b;");
assertTokens(0, 1, ["a", "+", "b", ";"]);
JUnitTestCase.assertFalse(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_whitespace_betweenTokens() {
scan("a ", "", " ", "+ b;");
assertTokens(1, 2, ["a", "+", "b", ";"]);
JUnitTestCase.assertFalse(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_whitespace_end_afterToken() {
scan("a + b;", "", " ", "");
assertTokens(3, 4, ["a", "+", "b", ";"]);
JUnitTestCase.assertFalse(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_whitespace_end_afterWhitespace() {
scan("a + b; ", "", " ", "");
assertTokens(3, 4, ["a", "+", "b", ";"]);
JUnitTestCase.assertFalse(_incrementalScanner.hasNonWhitespaceChange());
}
void test_insert_whitespace_withMultipleComments() {
scan(EngineTestCase.createSource(["//comment", "//comment2", "a"]), "", " ", " + b;");
assertTokens(1, 2, ["a", "+", "b", ";"]);
JUnitTestCase.assertFalse(_incrementalScanner.hasNonWhitespaceChange());
}
void test_replace_identifier_beginning() {
scan("", "b", "f", "ell + b;");
assertTokens(-1, 1, ["fell", "+", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_replace_identifier_end() {
scan("bel", "l", "t", " + b;");
assertTokens(-1, 1, ["belt", "+", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_replace_identifier_middle() {
scan("f", "ir", "ro", "st + b;");
assertTokens(-1, 1, ["frost", "+", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_replace_multiple_partialFirstAndLast() {
scan("a", "a + b", "b * a", "b;");
assertTokens(-1, 3, ["ab", "*", "ab", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_replace_operator_oneForMany() {
scan("a ", "+", "* c -", " b;");
assertTokens(0, 4, ["a", "*", "c", "-", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_replace_operator_oneForOne() {
scan("a ", "+", "*", " b;");
assertTokens(0, 2, ["a", "*", "b", ";"]);
JUnitTestCase.assertTrue(_incrementalScanner.hasNonWhitespaceChange());
}
void test_tokenMap() {
scan("main() {", "", " ", "a + b;}");
TokenMap tokenMap = _incrementalScanner.tokenMap;
Token oldToken = _originalTokens;
while (oldToken.type != TokenType.EOF) {
Token newToken = tokenMap.get(oldToken);
JUnitTestCase.assertNotSame(oldToken, newToken);
JUnitTestCase.assertSame(oldToken.type, newToken.type);
JUnitTestCase.assertEquals(oldToken.lexeme, newToken.lexeme);
oldToken = oldToken.next;
}
JUnitTestCase.assertFalse(_incrementalScanner.hasNonWhitespaceChange());
}
/**
* Assert that the token at the given offset was replaced with a new token having the given
* lexeme.
*
* @param tokenOffset the offset of the token being tested
* @param lexeme the expected lexeme of the new token
*/
void assertReplaced(int tokenOffset, String lexeme) {
Token oldToken = _originalTokens;
for (int i = 0; i < tokenOffset; i++) {
oldToken = oldToken.next;
}
JUnitTestCase.assertEquals(lexeme, oldToken.lexeme);
Token newToken = _incrementalScanner.tokenMap.get(oldToken);
JUnitTestCase.assertNotNull(newToken);
JUnitTestCase.assertEquals(lexeme, newToken.lexeme);
JUnitTestCase.assertNotSame(oldToken, newToken);
}
/**
* Assert that the result of the incremental scan matches the given list of lexemes and that the
* left and right tokens correspond to the tokens at the given indices.
*
* @param leftIndex the expected index of the left token
* @param rightIndex the expected index of the right token
* @param lexemes the expected lexemes of the resulting tokens
*/
void assertTokens(int leftIndex, int rightIndex, List<String> lexemes) {
int count = lexemes.length;
JUnitTestCase.assertTrueMsg("Invalid left index", leftIndex >= -1 && leftIndex < count);
JUnitTestCase.assertTrueMsg("Invalid right index", rightIndex >= 0 && rightIndex <= count);
Token leftToken = null;
Token rightToken = null;
Token token = _incrementalTokens;
if (leftIndex < 0) {
leftToken = token.previous;
}
for (int i = 0; i < count; i++) {
JUnitTestCase.assertEquals(lexemes[i], token.lexeme);
if (i == leftIndex) {
leftToken = token;
}
if (i == rightIndex) {
rightToken = token;
}
token = token.next;
}
if (rightIndex >= count) {
rightToken = token;
}
JUnitTestCase.assertSameMsg("Too many tokens", TokenType.EOF, token.type);
if (leftIndex >= 0) {
JUnitTestCase.assertNotNull(leftToken);
}
JUnitTestCase.assertSameMsg("Invalid left token", leftToken, _incrementalScanner.leftToken);
if (rightIndex >= 0) {
JUnitTestCase.assertNotNull(rightToken);
}
JUnitTestCase.assertSameMsg("Invalid right token", rightToken, _incrementalScanner.rightToken);
}
/**
* Given a description of the original and modified contents, perform an incremental scan of the
* two pieces of text. Verify that the incremental scan produced the same tokens as those that
* would be produced by a full scan of the new contents.
*
* @param prefix the unchanged text before the edit region
* @param removed the text that was removed from the original contents
* @param added the text that was added to the modified contents
* @param suffix the unchanged text after the edit region
*/
void scan(String prefix, String removed, String added, String suffix) {
String originalContents = "${prefix}${removed}${suffix}";
String modifiedContents = "${prefix}${added}${suffix}";
int replaceStart = prefix.length;
Source source = new TestSource();
GatheringErrorListener originalListener = new GatheringErrorListener();
Scanner originalScanner = new Scanner(source, new CharSequenceReader(new CharSequence(originalContents)), originalListener);
_originalTokens = originalScanner.tokenize();
JUnitTestCase.assertNotNull(_originalTokens);
GatheringErrorListener modifiedListener = new GatheringErrorListener();
Scanner modifiedScanner = new Scanner(source, new CharSequenceReader(new CharSequence(modifiedContents)), modifiedListener);
Token modifiedTokens = modifiedScanner.tokenize();
JUnitTestCase.assertNotNull(modifiedTokens);
GatheringErrorListener incrementalListener = new GatheringErrorListener();
_incrementalScanner = new IncrementalScanner(source, new CharSequenceReader(new CharSequence(modifiedContents)), incrementalListener);
_incrementalTokens = _incrementalScanner.rescan(_originalTokens, replaceStart, removed.length, added.length);
Token incrementalToken = _incrementalTokens;
JUnitTestCase.assertNotNull(incrementalToken);
while (incrementalToken.type != TokenType.EOF && modifiedTokens.type != TokenType.EOF) {
JUnitTestCase.assertSameMsg("Wrong type for token", modifiedTokens.type, incrementalToken.type);
JUnitTestCase.assertEqualsMsg("Wrong offset for token", modifiedTokens.offset, incrementalToken.offset);
JUnitTestCase.assertEqualsMsg("Wrong length for token", modifiedTokens.length, incrementalToken.length);
JUnitTestCase.assertEqualsMsg("Wrong lexeme for token", modifiedTokens.lexeme, incrementalToken.lexeme);
incrementalToken = incrementalToken.next;
modifiedTokens = modifiedTokens.next;
}
JUnitTestCase.assertSameMsg("Too many tokens", TokenType.EOF, incrementalToken.type);
JUnitTestCase.assertSameMsg("Not enough tokens", TokenType.EOF, modifiedTokens.type);
}
static dartSuite() {
_ut.group('IncrementalScannerTest', () {
_ut.test('test_delete_identifier_beginning', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_delete_identifier_beginning);
});
_ut.test('test_delete_identifier_end', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_delete_identifier_end);
});
_ut.test('test_delete_identifier_middle', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_delete_identifier_middle);
});
_ut.test('test_delete_mergeTokens', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_delete_mergeTokens);
});
_ut.test('test_insert_afterIdentifier1', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_afterIdentifier1);
});
_ut.test('test_insert_afterIdentifier2', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_afterIdentifier2);
});
_ut.test('test_insert_beforeIdentifier', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_beforeIdentifier);
});
_ut.test('test_insert_beforeIdentifier_firstToken', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_beforeIdentifier_firstToken);
});
_ut.test('test_insert_convertOneFunctionToTwo', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_convertOneFunctionToTwo);
});
_ut.test('test_insert_end', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_end);
});
_ut.test('test_insert_insideIdentifier', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_insideIdentifier);
});
_ut.test('test_insert_newIdentifier1', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_newIdentifier1);
});
_ut.test('test_insert_newIdentifier2', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_newIdentifier2);
});
_ut.test('test_insert_period', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_period);
});
_ut.test('test_insert_periodAndIdentifier', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_periodAndIdentifier);
});
_ut.test('test_insert_period_betweenIdentifiers1', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_period_betweenIdentifiers1);
});
_ut.test('test_insert_period_betweenIdentifiers2', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_period_betweenIdentifiers2);
});
_ut.test('test_insert_period_betweenIdentifiers3', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_period_betweenIdentifiers3);
});
_ut.test('test_insert_period_insideExistingIdentifier', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_period_insideExistingIdentifier);
});
_ut.test('test_insert_whitespace_beginning_beforeToken', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_whitespace_beginning_beforeToken);
});
_ut.test('test_insert_whitespace_betweenTokens', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_whitespace_betweenTokens);
});
_ut.test('test_insert_whitespace_end_afterToken', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_whitespace_end_afterToken);
});
_ut.test('test_insert_whitespace_end_afterWhitespace', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_whitespace_end_afterWhitespace);
});
_ut.test('test_insert_whitespace_withMultipleComments', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_insert_whitespace_withMultipleComments);
});
_ut.test('test_replace_identifier_beginning', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_replace_identifier_beginning);
});
_ut.test('test_replace_identifier_end', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_replace_identifier_end);
});
_ut.test('test_replace_identifier_middle', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_replace_identifier_middle);
});
_ut.test('test_replace_multiple_partialFirstAndLast', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_replace_multiple_partialFirstAndLast);
});
_ut.test('test_replace_operator_oneForMany', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_replace_operator_oneForMany);
});
_ut.test('test_replace_operator_oneForOne', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_replace_operator_oneForOne);
});
_ut.test('test_tokenMap', () {
final __test = new IncrementalScannerTest();
runJUnitTest(__test, __test.test_tokenMap);
});
});
}
}
main() {
CharSequenceReaderTest.dartSuite();
IncrementalScannerTest.dartSuite();
KeywordStateTest.dartSuite();
ScannerTest.dartSuite();
TokenTypeTest.dartSuite();
}
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