mirror of
https://github.com/dart-lang/sdk
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197 lines
6.3 KiB
Dart
197 lines
6.3 KiB
Dart
// Copyright (c) 2014, 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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library test.computer.element;
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import 'dart:mirrors';
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import 'package:analysis_server/src/constants.dart';
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import 'package:analysis_server/src/protocol_server.dart';
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import 'package:analysis_server/src/services/search/search_engine.dart';
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import 'package:analyzer/dart/ast/ast.dart' as engine;
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import 'package:analyzer/dart/element/element.dart' as engine;
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import 'package:analyzer/dart/element/type.dart' as engine;
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import 'package:analyzer/error/error.dart' as engine;
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import 'package:analyzer/src/error/codes.dart' as engine;
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import 'package:analyzer/src/generated/source.dart' as engine;
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import 'package:test_reflective_loader/test_reflective_loader.dart';
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import 'package:typed_mock/typed_mock.dart';
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import 'package:unittest/unittest.dart';
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import 'mocks.dart';
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import 'utils.dart';
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main() {
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initializeTestEnvironment();
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defineReflectiveTests(AnalysisErrorTest);
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defineReflectiveTests(EnumTest);
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}
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class AnalysisErrorMock extends TypedMock implements engine.AnalysisError {}
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@reflectiveTest
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class AnalysisErrorTest {
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engine.Source source = new MockSource();
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engine.LineInfo lineInfo;
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engine.AnalysisError engineError = new AnalysisErrorMock();
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void setUp() {
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// prepare Source
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when(source.fullName).thenReturn('foo.dart');
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// prepare LineInfo
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lineInfo = new engine.LineInfo([0, 5, 9, 20]);
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// prepare AnalysisError
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when(engineError.source).thenReturn(source);
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when(engineError.errorCode)
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.thenReturn(engine.CompileTimeErrorCode.AMBIGUOUS_EXPORT);
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when(engineError.message).thenReturn('my message');
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when(engineError.offset).thenReturn(10);
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when(engineError.length).thenReturn(20);
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}
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void tearDown() {
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source = null;
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engineError = null;
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}
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void test_fromEngine_hasCorrection() {
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when(engineError.correction).thenReturn('my correction');
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AnalysisError error = newAnalysisError_fromEngine(lineInfo, engineError);
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expect(error.toJson(), {
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SEVERITY: 'ERROR',
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TYPE: 'COMPILE_TIME_ERROR',
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LOCATION: {
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FILE: 'foo.dart',
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OFFSET: 10,
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LENGTH: 20,
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START_LINE: 3,
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START_COLUMN: 2
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},
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MESSAGE: 'my message',
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CORRECTION: 'my correction',
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CODE: 'ambiguous_export',
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HAS_FIX: false
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});
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}
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void test_fromEngine_noCorrection() {
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when(engineError.correction).thenReturn(null);
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AnalysisError error = newAnalysisError_fromEngine(lineInfo, engineError);
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expect(error.toJson(), {
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SEVERITY: 'ERROR',
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TYPE: 'COMPILE_TIME_ERROR',
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LOCATION: {
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FILE: 'foo.dart',
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OFFSET: 10,
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LENGTH: 20,
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START_LINE: 3,
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START_COLUMN: 2
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},
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MESSAGE: 'my message',
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CODE: 'ambiguous_export',
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HAS_FIX: false
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});
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}
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void test_fromEngine_noLineInfo() {
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when(engineError.correction).thenReturn(null);
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AnalysisError error = newAnalysisError_fromEngine(null, engineError);
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expect(error.toJson(), {
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SEVERITY: 'ERROR',
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TYPE: 'COMPILE_TIME_ERROR',
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LOCATION: {
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FILE: 'foo.dart',
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OFFSET: 10,
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LENGTH: 20,
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START_LINE: -1,
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START_COLUMN: -1
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},
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MESSAGE: 'my message',
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CODE: 'ambiguous_export',
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HAS_FIX: false
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});
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}
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}
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@reflectiveTest
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class EnumTest {
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void test_AnalysisErrorSeverity() {
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new EnumTester<engine.ErrorSeverity, AnalysisErrorSeverity>().run(
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(engine.ErrorSeverity engineErrorSeverity) =>
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new AnalysisErrorSeverity(engineErrorSeverity.name),
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exceptions: {engine.ErrorSeverity.NONE: null});
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}
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void test_AnalysisErrorType() {
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new EnumTester<engine.ErrorType, AnalysisErrorType>().run(
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(engine.ErrorType engineErrorType) =>
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new AnalysisErrorType(engineErrorType.name));
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}
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void test_ElementKind() {
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new EnumTester<engine.ElementKind, ElementKind>()
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.run(convertElementKind, exceptions: {
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// TODO(paulberry): do any of the exceptions below constitute bugs?
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engine.ElementKind.DYNAMIC: ElementKind.UNKNOWN,
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engine.ElementKind.ERROR: ElementKind.UNKNOWN,
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engine.ElementKind.EXPORT: ElementKind.UNKNOWN,
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engine.ElementKind.IMPORT: ElementKind.UNKNOWN,
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engine.ElementKind.NAME: ElementKind.UNKNOWN,
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engine.ElementKind.UNIVERSE: ElementKind.UNKNOWN
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});
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}
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void test_SearchResultKind() {
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// TODO(paulberry): why does the MatchKind class exist at all? Can't we
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// use SearchResultKind inside the analysis server?
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new EnumTester<MatchKind, SearchResultKind>()
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.run(newSearchResultKind_fromEngine);
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}
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}
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/**
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* Helper class for testing the correspondence between an analysis engine enum
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* and an analysis server API enum.
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*/
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class EnumTester<EngineEnum, ApiEnum extends Enum> {
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/**
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* Test that the function [convert] properly converts all possible values of
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* [EngineEnum] to an [ApiEnum] with the same name, with the exceptions noted
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* in [exceptions]. For each key in [exceptions], if the corresponding value
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* is null, then we check that converting the given key results in an error.
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* If the corresponding value is an [ApiEnum], then we check that converting
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* the given key results in the given value.
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*/
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void run(ApiEnum convert(EngineEnum value),
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{Map<EngineEnum, ApiEnum> exceptions: const {}}) {
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ClassMirror engineClass = reflectClass(EngineEnum);
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engineClass.staticMembers.forEach((Symbol symbol, MethodMirror method) {
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if (symbol == #values) {
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return;
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}
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if (!method.isGetter) {
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return;
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}
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String enumName = MirrorSystem.getName(symbol);
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EngineEnum engineValue =
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engineClass.getField(symbol).reflectee as EngineEnum;
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expect(engineValue, new isInstanceOf<EngineEnum>());
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if (exceptions.containsKey(engineValue)) {
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ApiEnum expectedResult = exceptions[engineValue];
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if (expectedResult == null) {
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expect(() {
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convert(engineValue);
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}, throws);
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} else {
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ApiEnum apiValue = convert(engineValue);
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expect(apiValue, equals(expectedResult));
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}
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} else {
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ApiEnum apiValue = convert(engineValue);
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expect(apiValue.name, equals(enumName));
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}
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});
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}
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}
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