| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // @dart = 2.8 |
| |
| import 'package:dwds/dwds.dart'; |
| import 'package:file/memory.dart'; |
| import 'package:flutter_tools/src/base/file_system.dart'; |
| import 'package:flutter_tools/src/compile.dart'; |
| import 'package:flutter_tools/src/isolated/devfs_web.dart'; |
| import 'package:test/fake.dart'; |
| |
| import '../../src/common.dart'; |
| |
| void main() { |
| FileSystem fileSystem; |
| |
| setUp(() { |
| fileSystem = MemoryFileSystem.test(); |
| }); |
| |
| testWithoutContext('WebExpressionCompiler handles successful expression compilation', () async { |
| fileSystem.file('compilerOutput').writeAsStringSync('a'); |
| final ResidentCompiler residentCompiler = FakeResidentCompiler(const CompilerOutput('compilerOutput', 0, <Uri>[])); |
| final ExpressionCompiler expressionCompiler = WebExpressionCompiler(residentCompiler, fileSystem: fileSystem); |
| |
| final ExpressionCompilationResult result = |
| await expressionCompiler.compileExpressionToJs( |
| null, null, 1, 1, null, null, null, null); |
| |
| expectResult(result, false, 'a'); |
| }); |
| |
| testWithoutContext('WebExpressionCompiler handles compilation error', () async { |
| fileSystem.file('compilerOutput').writeAsStringSync('Error: a'); |
| final ResidentCompiler residentCompiler = FakeResidentCompiler(const CompilerOutput('compilerOutput', 1, <Uri>[])); |
| final ExpressionCompiler expressionCompiler = WebExpressionCompiler(residentCompiler, fileSystem: fileSystem); |
| |
| final ExpressionCompilationResult result = |
| await expressionCompiler.compileExpressionToJs( |
| null, null, 1, 1, null, null, null, null); |
| |
| expectResult(result, true, 'Error: a'); |
| }); |
| |
| testWithoutContext('WebExpressionCompiler handles internal error', () async { |
| final ResidentCompiler residentCompiler = FakeResidentCompiler(null); |
| final ExpressionCompiler expressionCompiler = WebExpressionCompiler(residentCompiler, fileSystem: fileSystem); |
| |
| final ExpressionCompilationResult result = |
| await expressionCompiler.compileExpressionToJs( |
| null, null, 1, 1, null, null, null, 'a'); |
| |
| expectResult(result, true, 'InternalError: frontend server failed to compile \'a\''); |
| }); |
| } |
| |
| void expectResult(ExpressionCompilationResult result, bool isError, String value) { |
| expect(result, |
| const TypeMatcher<ExpressionCompilationResult>() |
| .having((ExpressionCompilationResult instance) => instance.isError, 'isError', isError) |
| .having((ExpressionCompilationResult instance) => instance.result, 'result', value)); |
| } |
| |
| class FakeResidentCompiler extends Fake implements ResidentCompiler { |
| FakeResidentCompiler(this.output); |
| |
| final CompilerOutput output; |
| |
| @override |
| Future<CompilerOutput> compileExpressionToJs( |
| String libraryUri, |
| int line, |
| int column, |
| Map<String, String> jsModules, |
| Map<String, String> jsFrameValues, |
| String moduleName, |
| String expression, |
| ) async { |
| return output; |
| } |
| } |