Jenny Messerly
15e7457519
Also fixes 2 html tests whose failure was caught by this change. Change-Id: I707cba922bc7e7728ba0b026ad056b547fcd1432 Reviewed-on: https://dart-review.googlesource.com/c/92392 Auto-Submit: Jenny Messerly <jmesserly@google.com> Reviewed-by: Vijay Menon <vsm@google.com>
247 lines
7.1 KiB
Dart
247 lines
7.1 KiB
Dart
// Copyright (c) 2011, 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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import 'utils.dart';
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import 'configuration.dart' show Compiler;
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String dart2jsHtml(String title, String scriptPath) {
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return """
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="dart.unittest" content="full-stack-traces">
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<title> Test $title </title>
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<style>
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.unittest-table { font-family:monospace; border:1px; }
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.unittest-pass { background: #6b3;}
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.unittest-fail { background: #d55;}
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.unittest-error { background: #a11;}
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</style>
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</head>
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<body>
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<h1> Running $title </h1>
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<script type="text/javascript"
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src="/root_dart/tools/testing/dart/test_controller.js">
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</script>
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<script type="text/javascript" src="$scriptPath"
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onerror="scriptTagOnErrorCallback(null)"
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defer>
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</script>
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</body>
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</html>""";
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}
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/// Escape [name] to make it into a valid identifier.
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String _toJSIdentifier(String name) {
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if (name.length == 0) return r'$';
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// Escape any invalid characters
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StringBuffer buffer = null;
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for (int i = 0; i < name.length; i++) {
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var ch = name[i];
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var needsEscape = ch == r'$' || _invalidCharInIdentifier.hasMatch(ch);
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if (needsEscape && buffer == null) {
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buffer = StringBuffer(name.substring(0, i));
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}
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if (buffer != null) {
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buffer.write(needsEscape ? '\$${ch.codeUnits.join("")}' : ch);
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}
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}
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var result = buffer != null ? '$buffer' : name;
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// Ensure the identifier first character is not numeric and that the whole
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// identifier is not a keyword.
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if (result.startsWith(RegExp('[0-9]')) || _invalidVariableName(result)) {
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return '\$$result';
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}
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return result;
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}
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// Invalid characters for identifiers, which would need to be escaped.
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final _invalidCharInIdentifier = RegExp(r'[^A-Za-z_$0-9]');
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bool _invalidVariableName(String keyword, {bool strictMode = true}) {
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switch (keyword) {
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// http://www.ecma-international.org/ecma-262/6.0/#sec-future-reserved-words
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case "await":
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case "break":
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case "case":
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case "catch":
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case "class":
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case "const":
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case "continue":
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case "debugger":
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case "default":
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case "delete":
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case "do":
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case "else":
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case "enum":
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case "export":
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case "extends":
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case "finally":
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case "for":
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case "function":
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case "if":
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case "import":
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case "in":
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case "instanceof":
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case "let":
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case "new":
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case "return":
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case "super":
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case "switch":
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case "this":
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case "throw":
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case "try":
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case "typeof":
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case "var":
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case "void":
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case "while":
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case "with":
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return true;
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case "arguments":
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case "eval":
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// http://www.ecma-international.org/ecma-262/6.0/#sec-future-reserved-words
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// http://www.ecma-international.org/ecma-262/6.0/#sec-identifiers-static-semantics-early-errors
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case "implements":
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case "interface":
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case "let":
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case "package":
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case "private":
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case "protected":
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case "public":
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case "static":
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case "yield":
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return strictMode;
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}
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return false;
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}
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/// Generates the HTML template file needed to load and run a dartdevc test in
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/// the browser.
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///
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/// The [testName] is the short name of the test without any subdirectory path
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/// or extension, like "math_test". The [testJSDir] is the relative path to the
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/// build directory where the dartdevc-generated JS file is stored.
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String dartdevcHtml(String testName, String testJSDir, Compiler compiler) {
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var testId = _toJSIdentifier(testName);
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var isKernel = compiler == Compiler.dartdevk;
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var sdkPath = isKernel ? 'kernel/amd/dart_sdk' : 'js/amd/dart_sdk';
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var pkgDir = isKernel ? 'pkg_kernel' : 'pkg';
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var packagePaths = testPackages
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.map((p) => ' "$p": "/root_build/gen/utils/dartdevc/$pkgDir/$p",')
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.join("\n");
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return """
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="dart.unittest" content="full-stack-traces">
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<title>Test $testName</title>
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<style>
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.unittest-table { font-family:monospace; border:1px; }
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.unittest-pass { background: #6b3;}
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.unittest-fail { background: #d55;}
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.unittest-error { background: #a11;}
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</style>
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</head>
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<body>
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<h1>Running $testName</h1>
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<script type="text/javascript"
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src="/root_dart/tools/testing/dart/test_controller.js">
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</script>
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<script>
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var require = {
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baseUrl: "/root_dart/$testJSDir",
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paths: {
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"dart_sdk": "/root_build/gen/utils/dartdevc/$sdkPath",
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$packagePaths
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},
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waitSeconds: 30,
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};
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// Don't try to bring up the debugger on a runtime error.
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window.ddcSettings = {
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trapRuntimeErrors: false
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};
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</script>
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<script type="text/javascript"
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src="/root_dart/third_party/requirejs/require.js"></script>
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<script type="text/javascript">
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requirejs(["$testName", "dart_sdk", "async_helper"],
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function($testId, sdk, async_helper) {
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sdk.dart.ignoreWhitelistedErrors(false);
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sdk._isolate_helper.startRootIsolate(function() {}, []);
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sdk._debugger.registerDevtoolsFormatter();
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testErrorToStackTrace = function(error) {
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var stackTrace = sdk.dart.stackTrace(error).toString();
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var lines = stackTrace.split("\\n");
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// Remove the first line, which is just "Error".
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lines = lines.slice(1);
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// Strip off all of the lines for the bowels of the test runner.
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for (var i = 0; i < lines.length; i++) {
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if (lines[i].indexOf("dartMainRunner") != -1) {
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lines = lines.slice(0, i);
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break;
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}
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}
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// TODO(rnystrom): It would be nice to shorten the URLs of the remaining
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// lines too.
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return lines.join("\\n");
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};
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let pendingCallbacks = 0;
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let waitForDone = false, isDone = false;
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sdk.dart.addAsyncCallback = function() {
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pendingCallbacks++;
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if (!waitForDone) {
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// When the first callback is added, signal that test_controller.js
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// should wait until done.
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waitForDone = true;
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dartPrint('unittest-suite-wait-for-done');
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}
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};
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sdk.dart.removeAsyncCallback = function() {
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if (--pendingCallbacks <= 0) {
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// We might be done with async callbacks. Schedule a task to check.
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// Note: can't use a Promise here, because the unhandled rejection event
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// is fired as a task, rather than a microtask. `setTimeout` will create a
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// task, giving an unhandled promise reject time to fire before this does.
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setTimeout(() => {
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if (pendingCallbacks <= 0 && !isDone) {
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isDone = true;
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dartPrint('unittest-suite-done');
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}
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}, 0);
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}
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};
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dartMainRunner(function testMainWrapper() {
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// Some callbacks are not scheduled with timers/microtasks, so they don't
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// go through our async tracking (e.g. DOM events). For those tests, check
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// if the result of calling `main()` is a Future, and if so, wait for it.
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let result = $testId.$testId.main();
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if (sdk.async.Future.is(result)) {
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sdk.dart.addAsyncCallback();
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result.whenComplete(sdk.dart.removeAsyncCallback);
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}
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return result;
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});
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});
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</script>
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</body>
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</html>
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""";
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}
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