refactor: move angular source to /packages rather than modules/@angular
This commit is contained in:
Jason Aden
130
packages/compiler/test/output/source_map_spec.ts
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130
packages/compiler/test/output/source_map_spec.ts
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/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {SourceMapGenerator, toBase64String} from '@angular/compiler/src/output/source_map';
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export function main() {
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describe('source map generation', () => {
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describe('generation', () => {
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it('should generate a valid source map', () => {
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const map = new SourceMapGenerator('out.js')
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.addSource('a.js', null)
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.addLine()
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.addMapping(0, 'a.js', 0, 0)
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.addMapping(4, 'a.js', 0, 6)
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.addMapping(5, 'a.js', 0, 7)
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.addMapping(8, 'a.js', 0, 22)
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.addMapping(9, 'a.js', 0, 23)
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.addMapping(10, 'a.js', 0, 24)
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.addLine()
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.addMapping(0, 'a.js', 1, 0)
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.addMapping(4, 'a.js', 1, 6)
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.addMapping(5, 'a.js', 1, 7)
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.addMapping(8, 'a.js', 1, 10)
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.addMapping(9, 'a.js', 1, 11)
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.addMapping(10, 'a.js', 1, 12)
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.addLine()
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.addMapping(0, 'a.js', 3, 0)
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.addMapping(2, 'a.js', 3, 2)
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.addMapping(3, 'a.js', 3, 3)
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.addMapping(10, 'a.js', 3, 10)
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.addMapping(11, 'a.js', 3, 11)
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.addMapping(21, 'a.js', 3, 11)
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.addMapping(22, 'a.js', 3, 12)
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.addLine()
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.addMapping(4, 'a.js', 4, 4)
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.addMapping(11, 'a.js', 4, 11)
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.addMapping(12, 'a.js', 4, 12)
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.addMapping(15, 'a.js', 4, 15)
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.addMapping(16, 'a.js', 4, 16)
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.addMapping(21, 'a.js', 4, 21)
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.addMapping(22, 'a.js', 4, 22)
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.addMapping(23, 'a.js', 4, 23)
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.addLine()
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.addMapping(0, 'a.js', 5, 0)
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.addMapping(1, 'a.js', 5, 1)
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.addMapping(2, 'a.js', 5, 2)
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.addMapping(3, 'a.js', 5, 2);
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// Generated with https://sokra.github.io/source-map-visualization using a TS source map
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expect(map.toJSON().mappings)
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.toEqual(
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'AAAA,IAAM,CAAC,GAAe,CAAC,CAAC;AACxB,IAAM,CAAC,GAAG,CAAC,CAAC;AAEZ,EAAE,CAAC,OAAO,CAAC,UAAA,CAAC;IACR,OAAO,CAAC,GAAG,CAAC,KAAK,CAAC,CAAC;AACvB,CAAC,CAAC,CAAA');
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});
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it('should include the files and their contents', () => {
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const map = new SourceMapGenerator('out.js')
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.addSource('inline.ts', 'inline')
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.addSource('inline.ts', 'inline') // make sur the sources are dedup
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.addSource('url.ts', null)
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.addLine()
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.addMapping(0, 'inline.ts', 0, 0)
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.toJSON();
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expect(map.file).toEqual('out.js');
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expect(map.sources).toEqual(['inline.ts', 'url.ts']);
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expect(map.sourcesContent).toEqual(['inline', null]);
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});
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it('should not generate source maps when there is no mapping', () => {
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const smg = new SourceMapGenerator('out.js').addSource('inline.ts', 'inline').addLine();
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expect(smg.toJSON()).toEqual(null);
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expect(smg.toJsComment()).toEqual('');
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});
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});
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describe('encodeB64String', () => {
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it('should return the b64 encoded value', () => {
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[['', ''], ['a', 'YQ=='], ['Foo', 'Rm9v'], ['Foo1', 'Rm9vMQ=='], ['Foo12', 'Rm9vMTI='],
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['Foo123', 'Rm9vMTIz'],
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].forEach(([src, b64]) => expect(toBase64String(src)).toEqual(b64));
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});
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});
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describe('errors', () => {
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it('should throw when mappings are added out of order', () => {
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expect(() => {
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new SourceMapGenerator('out.js')
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.addSource('in.js')
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.addLine()
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.addMapping(10, 'in.js', 0, 0)
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.addMapping(0, 'in.js', 0, 0);
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}).toThrowError('Mapping should be added in output order');
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});
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it('should throw when adding segments before any line is created', () => {
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expect(() => {
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new SourceMapGenerator('out.js').addSource('in.js').addMapping(0, 'in.js', 0, 0);
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}).toThrowError('A line must be added before mappings can be added');
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});
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it('should throw when adding segments referencing unknown sources', () => {
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expect(() => {
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new SourceMapGenerator('out.js').addSource('in.js').addLine().addMapping(
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0, 'in_.js', 0, 0);
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}).toThrowError('Unknown source file "in_.js"');
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});
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it('should throw when adding segments without column', () => {
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expect(() => {
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new SourceMapGenerator('out.js').addSource('in.js').addLine().addMapping(null);
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}).toThrowError('The column in the generated code must be provided');
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});
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it('should throw when adding segments with a source url but no position', () => {
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expect(() => {
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new SourceMapGenerator('out.js').addSource('in.js').addLine().addMapping(0, 'in.js');
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}).toThrowError('The source location must be provided when a source url is provided');
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expect(() => {
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new SourceMapGenerator('out.js').addSource('in.js').addLine().addMapping(0, 'in.js', 0);
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}).toThrowError('The source location must be provided when a source url is provided');
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});
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});
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});
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}
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