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Unified Diff: pkg/observe/test/transformer_test.dart

Issue 817483003: delete observe from the repo (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 6 years ago
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Index: pkg/observe/test/transformer_test.dart
diff --git a/pkg/observe/test/transformer_test.dart b/pkg/observe/test/transformer_test.dart
deleted file mode 100644
index 305e956a692ca94a8823ccbd3db5e9eef7819105..0000000000000000000000000000000000000000
--- a/pkg/observe/test/transformer_test.dart
+++ /dev/null
@@ -1,229 +0,0 @@
-// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-import 'dart:async';
-import 'package:barback/barback.dart';
-import 'package:observe/transformer.dart';
-import 'package:unittest/compact_vm_config.dart';
-import 'package:unittest/unittest.dart';
-import 'package:stack_trace/stack_trace.dart';
-
-main() {
- useCompactVMConfiguration();
-
- group('replaces Observable for ChangeNotifier', () {
- _testClause('extends Observable', 'extends ChangeNotifier');
- _testClause('extends Base with Observable',
- 'extends Base with ChangeNotifier');
- _testClause('extends Base<T> with Observable',
- 'extends Base<T> with ChangeNotifier');
- _testClause('extends Base with Mixin, Observable',
- 'extends Base with Mixin, ChangeNotifier');
- _testClause('extends Base with Observable, Mixin',
- 'extends Base with ChangeNotifier, Mixin');
- _testClause('extends Base with Mixin<T>, Observable',
- 'extends Base with Mixin<T>, ChangeNotifier');
- _testClause('extends Base with Mixin, Observable, Mixin2',
- 'extends Base with Mixin, ChangeNotifier, Mixin2');
- _testClause('extends Observable implements Interface',
- 'extends ChangeNotifier implements Interface');
- _testClause('extends Observable implements Interface<T>',
- 'extends ChangeNotifier implements Interface<T>');
- _testClause('extends Base with Observable implements Interface',
- 'extends Base with ChangeNotifier implements Interface');
- _testClause(
- 'extends Base with Mixin, Observable implements I1, I2',
- 'extends Base with Mixin, ChangeNotifier implements I1, I2');
- });
-
- group('adds "with ChangeNotifier" given', () {
- _testClause('', 'extends ChangeNotifier');
- _testClause('extends Base', 'extends Base with ChangeNotifier');
- _testClause('extends Base<T>', 'extends Base<T> with ChangeNotifier');
- _testClause('extends Base with Mixin',
- 'extends Base with Mixin, ChangeNotifier');
- _testClause('extends Base with Mixin<T>',
- 'extends Base with Mixin<T>, ChangeNotifier');
- _testClause('extends Base with Mixin, Mixin2',
- 'extends Base with Mixin, Mixin2, ChangeNotifier');
- _testClause('implements Interface',
- 'extends ChangeNotifier implements Interface');
- _testClause('implements Interface<T>',
- 'extends ChangeNotifier implements Interface<T>');
- _testClause('extends Base implements Interface',
- 'extends Base with ChangeNotifier implements Interface');
- _testClause('extends Base with Mixin implements I1, I2',
- 'extends Base with Mixin, ChangeNotifier implements I1, I2');
- });
-
- group('fixes contructor calls ', () {
- _testInitializers('this.a', '(a) : __\$a = a');
- _testInitializers('{this.a}', '({a}) : __\$a = a');
- _testInitializers('[this.a]', '([a]) : __\$a = a');
- _testInitializers('this.a, this.b', '(a, b) : __\$a = a, __\$b = b');
- _testInitializers('{this.a, this.b}', '({a, b}) : __\$a = a, __\$b = b');
- _testInitializers('[this.a, this.b]', '([a, b]) : __\$a = a, __\$b = b');
- _testInitializers('this.a, [this.b]', '(a, [b]) : __\$a = a, __\$b = b');
- _testInitializers('this.a, {this.b}', '(a, {b}) : __\$a = a, __\$b = b');
- });
-
- var annotations = ['observable', 'published',
- 'ObservableProperty()', 'PublishedProperty(reflect: true)'];
- for (var annotation in annotations) {
- group('@$annotation full text', () {
- test('with changes', () {
- return _transform(_sampleObservable(annotation)).then(
- (out) => expect(out, _sampleObservableOutput(annotation)));
- });
-
- test('complex with changes', () {
- return _transform(_complexObservable(annotation)).then(
- (out) => expect(out, _complexObservableOutput(annotation)));
- });
-
- test('no changes', () {
- var input = 'class A {/*@$annotation annotation to trigger transform */;}';
- return _transform(input).then((output) => expect(output, input));
- });
- });
- }
-}
-
-_testClause(String clauses, String expected) {
- test(clauses, () {
- var className = 'MyClass';
- if (clauses.contains('<T>')) className += '<T>';
- var code = '''
- class $className $clauses {
- @observable var field;
- }''';
-
- return _transform(code).then((output) {
- var classPos = output.indexOf(className) + className.length;
- var actualClauses = output.substring(classPos,
- output.indexOf('{')).trim().replaceAll(' ', ' ');
- expect(actualClauses, expected);
- });
- });
-}
-
-_testInitializers(String args, String expected) {
- test(args, () {
- var constructor = 'MyClass(';
- var code = '''
- class MyClass {
- @observable var a;
- @observable var b;
- MyClass($args);
- }''';
-
- return _transform(code).then((output) {
- var begin = output.indexOf(constructor) + constructor.length - 1;
- var end = output.indexOf(';', begin);
- if (end == -1) end = output.length;
- var init = output.substring(begin, end).trim().replaceAll(' ', ' ');
- expect(init, expected);
- });
- });
-}
-
-/// Helper that applies the transform by creating mock assets.
-Future<String> _transform(String code) {
- return Chain.capture(() {
- var id = new AssetId('foo', 'a/b/c.dart');
- var asset = new Asset.fromString(id, code);
- var transformer = new ObservableTransformer();
- return transformer.isPrimary(asset).then((isPrimary) {
- expect(isPrimary, isTrue);
- var transform = new _MockTransform(asset);
- return transformer.apply(transform).then((_) {
- expect(transform.outs, hasLength(2));
- expect(transform.outs[0].id, id);
- expect(transform.outs[1].id, id.addExtension('._buildLogs.1'));
- return transform.outs.first.readAsString();
- });
- });
- });
-}
-
-class _MockTransform implements Transform {
- bool shouldConsumePrimary = false;
- List<Asset> outs = [];
- Asset _asset;
- TransformLogger logger = new TransformLogger(_mockLogFn);
- Asset get primaryInput => _asset;
-
- _MockTransform(this._asset);
- Future<Asset> getInput(AssetId id) {
- if (id == primaryInput.id) return new Future.value(primaryInput);
- fail('_MockTransform fail');
- }
-
- void addOutput(Asset output) {
- outs.add(output);
- }
-
- void consumePrimary() {
- shouldConsumePrimary = true;
- }
-
- readInput(id) => throw new UnimplementedError();
- readInputAsString(id, {encoding}) => throw new UnimplementedError();
- hasInput(id) =>
- new Future.value(id == _asset.id || outs.any((a) => a.id == id));
-
- static void _mockLogFn(AssetId asset, LogLevel level, String message,
- span) {
- // Do nothing.
- }
-}
-
-String _sampleObservable(String annotation) => '''
-library A_foo;
-import 'package:observe/observe.dart';
-
-class A extends Observable {
- @$annotation int foo;
- A(this.foo);
-}
-''';
-
-String _sampleObservableOutput(String annotation) =>
- "library A_foo;\n"
- "import 'package:observe/observe.dart';\n\n"
- "class A extends ChangeNotifier {\n"
- " @reflectable @$annotation int get foo => __\$foo; int __\$foo; "
- "${_makeSetter('int', 'foo')}\n"
- " A(foo) : __\$foo = foo;\n"
- "}\n";
-
-_makeSetter(type, name) => '@reflectable set $name($type value) { '
- '__\$$name = notifyPropertyChange(#$name, __\$$name, value); }';
-
-String _complexObservable(String annotation) => '''
-class Foo extends Observable {
- @$annotation
- @otherMetadata
- Foo
- foo/*D*/= 1, bar =/*A*/2/*B*/,
- quux/*C*/;
-
- @$annotation var baz;
-}
-''';
-
-String _complexObservableOutput(String meta) =>
- "class Foo extends ChangeNotifier {\n"
- " @reflectable @$meta\n"
- " @otherMetadata\n"
- " Foo\n"
- " get foo => __\$foo; Foo __\$foo/*D*/= 1; "
- "${_makeSetter('Foo', 'foo')} "
- "@reflectable @$meta @otherMetadata Foo get bar => __\$bar; "
- "Foo __\$bar =/*A*/2/*B*/; ${_makeSetter('Foo', 'bar')}\n"
- " @reflectable @$meta @otherMetadata Foo get quux => __\$quux; "
- "Foo __\$quux/*C*/; ${_makeSetter('Foo', 'quux')}\n\n"
- " @reflectable @$meta dynamic get baz => __\$baz; dynamic __\$baz; "
- "${_makeSetter('dynamic', 'baz')}\n"
- "}\n";
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