40 lines
1.2 KiB
JavaScript
40 lines
1.2 KiB
JavaScript
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import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach} from 'angular2/test_lib';
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import {PipeRegistry} from 'angular2/src/change_detection/pipes/pipe_registry';
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import {Pipe} from 'angular2/src/change_detection/pipes/pipe';
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export function main() {
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describe("pipe registry", () => {
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var firstPipe = new Pipe();
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var secondPipe = new Pipe();
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it("should return the first pipe supporting the data type", () => {
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var r = new PipeRegistry({
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"type": [
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{"supports": (obj) => false, "pipe": () => firstPipe},
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{"supports": (obj) => true, "pipe": () => secondPipe}
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]
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});
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expect(r.get("type", "some object")).toBe(secondPipe);
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});
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it("should throw when no matching type", () => {
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var r = new PipeRegistry({});
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expect(() => r.get("unknown", "some object")).toThrowError(
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`Cannot find a pipe for type 'unknown' object 'some object'`
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);
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});
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it("should throw when no matching pipe", () => {
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var r = new PipeRegistry({
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"type" : []
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});
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expect(() => r.get("type", "some object")).toThrowError(
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`Cannot find a pipe for type 'type' object 'some object'`
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);
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});
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});
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}
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