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| 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 // Helper class for writing compiler tests. | |
| 6 library trydart.compiler_test_case; | |
| 7 | |
| 8 import 'dart:async' show | |
| 9 Future; | |
| 10 | |
| 11 export 'dart:async' show | |
| 12 Future; | |
| 13 | |
| 14 import 'package:async_helper/async_helper.dart' show | |
| 15 asyncTest; | |
| 16 | |
| 17 import '../../compiler/dart2js/mock_compiler.dart' show | |
| 18 MockCompiler, | |
| 19 compilerFor; | |
| 20 | |
| 21 export 'package:expect/expect.dart' show | |
| 22 Expect; | |
| 23 | |
| 24 import 'package:compiler/src/elements/elements.dart' show | |
| 25 LibraryElement; | |
| 26 | |
| 27 export 'package:compiler/src/elements/elements.dart' show | |
| 28 LibraryElement; | |
| 29 | |
| 30 const String CONSTANT_CLASS = 'class Constant { const Constant(); }'; | |
| 31 | |
| 32 const String SCHEME = 'org.trydart.compiler-test-case'; | |
| 33 | |
| 34 Uri customUri(String path) => Uri.parse('$SCHEME:/$path'); | |
| 35 | |
| 36 Future runTests(List<CompilerTestCase> tests) { | |
| 37 asyncTest(() => Future.forEach(tests, runTest)); | |
| 38 } | |
| 39 | |
| 40 Future runTest(CompilerTestCase test) { | |
| 41 print('\n{{{\n$test\n\n=== Test Output:\n'); | |
| 42 return test.run().then((_) { | |
| 43 print('}}}'); | |
| 44 }); | |
| 45 } | |
| 46 | |
| 47 abstract class CompilerTestCase { | |
| 48 final String source; | |
| 49 | |
| 50 final Uri scriptUri; | |
| 51 | |
| 52 final MockCompiler compiler; | |
| 53 | |
| 54 CompilerTestCase.init(this.source, this.scriptUri, this.compiler); | |
| 55 | |
| 56 CompilerTestCase.intermediate(String source, Uri scriptUri) | |
| 57 : this.init(source, scriptUri, compilerFor(source, scriptUri)); | |
| 58 | |
| 59 CompilerTestCase(String source, [String path]) | |
| 60 : this.intermediate(source, customUri(path == null ? 'main.dart' : path)); | |
| 61 | |
| 62 Future<LibraryElement> loadMainApp() { | |
| 63 return compiler.libraryLoader.loadLibrary(scriptUri) | |
| 64 .then((LibraryElement library) { | |
| 65 if (compiler.mainApp == null) { | |
| 66 compiler.mainApp = library; | |
| 67 } else if (compiler.mainApp != library) { | |
| 68 throw | |
| 69 "Inconsistent use of compiler" | |
| 70 " (${compiler.mainApp} != $library)."; | |
| 71 } | |
| 72 return library; | |
| 73 }); | |
| 74 } | |
| 75 | |
| 76 Future run(); | |
| 77 | |
| 78 /// Returns a future for the mainApp after running the compiler. | |
| 79 Future<LibraryElement> compile() { | |
| 80 return loadMainApp().then((LibraryElement library) { | |
| 81 return compiler.run(scriptUri).then((_) => library); | |
| 82 }); | |
| 83 } | |
| 84 | |
| 85 String toString() => source; | |
| 86 } | |
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