hausner@google.com
84d10e0561
This is a minimal implementation that we can grow as needed for debugger protocols and isolate communication. Review URL: https://chromiumcodereview.appspot.com//9949054 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@6362 260f80e4-7a28-3924-810f-c04153c831b5
120 lines
3.8 KiB
C++
120 lines
3.8 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "platform/assert.h"
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#include "vm/json.h"
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#include "vm/unit_test.h"
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namespace dart {
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TEST_CASE(JSON_ScanJSON) {
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const char* msg = "{ \"id\": 5, \"command\" : \"Debugger.pause\" }";
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JSONScanner scanner(msg);
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenIllegal);
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenLBrace);
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenString);
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EXPECT(scanner.IsStringLiteral("id"));
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenColon);
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenInteger);
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenComma);
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenString);
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EXPECT(scanner.IsStringLiteral("command"));
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenColon);
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenString);
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EXPECT(scanner.IsStringLiteral("Debugger.pause"));
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenRBrace);
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scanner.Scan();
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EXPECT_EQ(scanner.CurrentToken(), JSONScanner::TokenEOM);
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}
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TEST_CASE(JSON_SyntaxError) {
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const char* jobj = "{ \"id\": 5, "
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" \"command\" : \"Debugger.stop\"" // Missing comma.
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" \"params\" : { "
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" \"url\" : \"blah.dart\", " // Missing comma.
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" \"line\": 111, "
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" },"
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" \"foo\": \"outer foo\", "
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"}";
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JSONReader reader(jobj);
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bool found;
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found = reader.Seek("id");
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EXPECT(found);
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EXPECT_EQ(reader.Type(), JSONReader::kInteger);
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found = reader.Seek("params");
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EXPECT(!found);
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EXPECT(reader.Error());
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EXPECT_EQ(reader.Type(), JSONReader::kNone);
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EXPECT_EQ(0, reader.ValueLen());
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EXPECT(reader.ValueChars() == NULL);
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}
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TEST_CASE(JSON_JSONReader) {
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const char* jobj = "{ \"id\": 5, "
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" \"command\" : \"Debugger.setBreakpoint\","
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" \"params\" : { "
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" \"url\" : \"blah.dart\", "
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" \"foo\" : [null, 1, { }, \"bar\", true, false],"
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" \"line\": 111, "
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" },"
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" \"foo\": \"outer foo\", "
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"}";
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JSONReader reader(jobj);
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bool found;
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found = reader.Seek("id");
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EXPECT(found);
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EXPECT_EQ(reader.Type(), JSONReader::kInteger);
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found = reader.Seek("foo");
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EXPECT(found);
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EXPECT_EQ(reader.Type(), JSONReader::kString);
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EXPECT(reader.IsStringLiteral("outer foo"));
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found = reader.Seek("line");
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EXPECT(!found);
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found = reader.Seek("params");
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EXPECT(found);
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EXPECT_EQ(reader.Type(), JSONReader::kObject);
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reader.Set(reader.ValueChars());
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found = reader.Seek("foo");
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EXPECT(found);
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EXPECT_EQ(reader.Type(), JSONReader::kArray);
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found = reader.Seek("non-existing");
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EXPECT(!found);
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found = reader.Seek("line");
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EXPECT(found);
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EXPECT_EQ(reader.Type(), JSONReader::kInteger);
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}
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TEST_CASE(JSON_TextBuffer) {
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TextBuffer w(5); // Small enough to make buffer grow at least once.
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w.Printf("{ \"%s\" : %d", "length", 175);
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EXPECT_STREQ("{ \"length\" : 175", w.buf());
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w.Printf(", \"%s\" : \"%s\" }", "command", "stopIt");
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EXPECT_STREQ("{ \"length\" : 175, \"command\" : \"stopIt\" }", w.buf());
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JSONReader r(w.buf());
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bool found = r.Seek("command");
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EXPECT(found);
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EXPECT_EQ(r.Type(), JSONReader::kString);
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EXPECT(r.IsStringLiteral("stopIt"));
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}
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} // namespace dart
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