64 lines
1.7 KiB
Dart
64 lines
1.7 KiB
Dart
/// This file contains tests that make sense only in Dart world, such as
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/// verifying that things are valid constants.
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library angular2.test.di.binding_dart_spec;
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import 'dart:mirrors';
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import 'package:angular2/test_lib.dart';
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import 'package:angular2/di.dart';
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main() {
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describe('Binding', () {
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it('can create constant from token', () {
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expect(const Binding(Foo).token).toBe(Foo);
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});
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it('can create constant from class', () {
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expect(const Binding(Foo, toClass: Bar).toClass).toBe(Bar);
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});
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it('can create constant from value', () {
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expect(const Binding(Foo, toValue: 5).toValue).toBe(5);
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});
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it('can create constant from alias', () {
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expect(const Binding(Foo, toAlias: Bar).toAlias).toBe(Bar);
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});
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it('can create constant from factory', () {
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expect(const Binding(Foo, toFactory: fn).toFactory).toBe(fn);
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});
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it('can create constant from async factory', () {
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expect(const Binding(Foo, toAsyncFactory: fn).toAsyncFactory).toBe(fn);
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});
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it('can be used in annotation', () {
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ClassMirror mirror = reflectType(Annotated);
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var bindings = mirror.metadata[0].reflectee.bindings;
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expect(bindings.length).toBe(6);
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bindings.forEach((b) {
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expect(b).toBeA(Binding);
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});
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});
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});
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}
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class Foo {}
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class Bar extends Foo {}
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fn() => null;
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class Annotation {
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final List bindings;
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const Annotation(this.bindings);
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}
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@Annotation(const [
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const Binding(Foo),
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const Binding(Foo, toClass: Bar),
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const Binding(Foo, toValue: 5),
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const Binding(Foo, toAlias: Bar),
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const Binding(Foo, toFactory: fn),
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const Binding(Foo, toAsyncFactory: fn),
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])
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class Annotated {}
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