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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,140 @@ | ||
| // Copyright 2024 Google Inc. Use of this source code is governed by an | ||
| // MIT-style license that can be found in the LICENSE file or at | ||
| // https://opensource.org/licenses/MIT. | ||
|
|
||
| import type {AsyncCompiler, Compiler, CompileResult, Importer} from 'sass'; | ||
| import {initAsyncCompiler, initCompiler} from 'sass'; | ||
|
|
||
| import { | ||
| asyncImporters, | ||
| functions, | ||
| getLogger, | ||
| getTriggeredImporter, | ||
| importers, | ||
| } from './compiler.test'; | ||
| import {sandbox} from './sandbox'; | ||
| import {URL} from './utils'; | ||
|
|
||
| describe('Compiler', () => { | ||
| let compiler: Compiler; | ||
|
|
||
| beforeEach(() => { | ||
| compiler = initCompiler(); | ||
| }); | ||
|
|
||
| afterEach(() => { | ||
| compiler.dispose(); | ||
| }); | ||
|
|
||
| describe('compile', () => { | ||
| it('performs complete compilations', () => | ||
| sandbox(dir => { | ||
| const logger = getLogger(); | ||
| dir.write({'input.scss': '@import "bar"; .fn {value: foo(bar)}'}); | ||
| const result = compiler.compile(dir('input.scss'), { | ||
| importers, | ||
| functions, | ||
| logger, | ||
| }); | ||
| expect(result.css).toEqualIgnoringWhitespace( | ||
| '.import {value: bar;} .fn {value: "bar";}' | ||
| ); | ||
| expect(logger.debug).toHaveBeenCalledTimes(1); | ||
| })); | ||
|
|
||
| it('performs compilations in callbacks', () => | ||
| sandbox(dir => { | ||
| dir.write({'input-nested.scss': 'x {y: z}'}); | ||
| const nestedImporter: Importer = { | ||
| canonicalize: () => new URL('foo:bar'), | ||
| load: () => ({ | ||
| contents: compiler.compile(dir('input-nested.scss')).css, | ||
| syntax: 'scss', | ||
| }), | ||
| }; | ||
| dir.write({'input.scss': '@import "nested"; a {b: c}'}); | ||
| const result = compiler.compile(dir('input.scss'), { | ||
| importers: [nestedImporter], | ||
| }); | ||
| expect(result.css).toEqualIgnoringWhitespace('x {y: z;} a {b: c;}'); | ||
| })); | ||
|
|
||
| it('throws after being disposed', () => | ||
| sandbox(dir => { | ||
| dir.write({'input.scss': '$a: b; c {d: $a}'}); | ||
| compiler.dispose(); | ||
| expect(() => compiler.compile(dir('input.scss'))).toThrowError(); | ||
| })); | ||
| }); | ||
| }); | ||
|
|
||
| describe('AsyncCompiler', () => { | ||
| let compiler: AsyncCompiler; | ||
|
|
||
| beforeEach(async () => { | ||
| compiler = await initAsyncCompiler(); | ||
| }); | ||
|
|
||
| afterEach(async () => { | ||
| await compiler.dispose(); | ||
| }); | ||
|
|
||
| describe('compileAsync', () => { | ||
| it( | ||
| 'handles multiple concurrent compilations', | ||
| () => | ||
| sandbox(async dir => { | ||
| const runs = 1000; // Number of concurrent compilations to run | ||
| const logger = getLogger(); | ||
| const compilations = Array(runs) | ||
| .fill(0) | ||
| .map((_, i) => { | ||
| const filename = `input-${i}.scss`; | ||
| dir.write({ | ||
| [filename]: `@import "${i}"; .fn {value: foo(${i})}`, | ||
| }); | ||
| return compiler.compileAsync(dir(filename), { | ||
| importers: asyncImporters, | ||
| functions, | ||
| logger, | ||
| }); | ||
| }); | ||
| Array.from(await Promise.all(compilations)) | ||
| .map((result: CompileResult) => result.css) | ||
| .forEach((result, i) => { | ||
| expect(result).toEqualIgnoringWhitespace( | ||
| `.import {value: ${i};} .fn {value: "${i}";}` | ||
| ); | ||
| }); | ||
| expect(logger.debug).toHaveBeenCalledTimes(runs); | ||
| }), | ||
| 40_000 // Increase timeout for slow CI | ||
| ); | ||
|
|
||
| it('throws after being disposed', () => | ||
| sandbox(async dir => { | ||
| dir.write({'input.scss': '$a: b; c {d: $a}'}); | ||
| await compiler.dispose(); | ||
| expect(() => compiler.compileAsync(dir('input.scss'))).toThrowError(); | ||
| })); | ||
|
|
||
| it('waits for compilations to finish before disposing', () => | ||
| sandbox(async dir => { | ||
| let completed = false; | ||
| dir.write({'input.scss': '@import "slow"'}); | ||
| const {importer, triggerComplete} = getTriggeredImporter( | ||
| () => (completed = true) | ||
| ); | ||
| const compilation = compiler.compileAsync(dir('input.scss'), { | ||
| importers: [importer], | ||
| }); | ||
| const disposalPromise = compiler.dispose(); | ||
| expect(completed).toBeFalse(); | ||
| triggerComplete(); | ||
|
|
||
| await disposalPromise; | ||
| expect(completed).toBeTrue(); | ||
| await expectAsync(compilation).toBeResolved(); | ||
| })); | ||
| }); | ||
| }); |
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