mirror of https://github.com/sveltejs/svelte
35 lines
995 B
35 lines
995 B
import * as fs from 'node:fs';
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import { assert } from 'vitest';
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import { migrate } from 'svelte/compiler';
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import { try_read_file } from '../helpers.js';
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import { suite, type BaseTest } from '../suite.js';
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interface ParserTest extends BaseTest {
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skip_filename?: boolean;
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}
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const { test, run } = suite<ParserTest>(async (config, cwd) => {
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const input = fs
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.readFileSync(`${cwd}/input.svelte`, 'utf-8')
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.replace(/\s+$/, '')
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.replace(/\r/g, '');
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const actual = migrate(input, {
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filename: config.skip_filename ? undefined : `${cwd}/output.svelte`
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}).code;
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// run `UPDATE_SNAPSHOTS=true pnpm test migrate` to update parser tests
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if (process.env.UPDATE_SNAPSHOTS || !fs.existsSync(`${cwd}/output.svelte`)) {
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fs.writeFileSync(`${cwd}/output.svelte`, actual);
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} else {
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fs.writeFileSync(`${cwd}/_actual.svelte`, actual);
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const expected = try_read_file(`${cwd}/output.svelte`);
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assert.deepEqual(actual.trim(), expected?.trim());
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}
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});
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export { test };
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await run(__dirname);
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