import assert from 'assert'; import fs from 'fs'; import { svelte } from '../helpers.js'; describe('parse', () => { fs.readdirSync('test/parser/samples').forEach(dir => { if (dir[0] === '.') return; // add .solo to a sample directory name to only run that test const solo = /\.solo$/.test(dir); if (solo && process.env.CI) { throw new Error( `Forgot to remove '.solo' from test parser/samples/${dir}` ); } (solo ? it.only : it)(dir, () => { const input = fs .readFileSync(`test/parser/samples/${dir}/input.html`, 'utf-8') .replace(/\s+$/, ''); try { const actual = svelte.parse(input); fs.writeFileSync( `test/parser/samples/${dir}/_actual.json`, JSON.stringify(actual, null, '\t') ); const expected = require(`./samples/${dir}/output.json`); assert.deepEqual(actual.html, expected.html); assert.deepEqual(actual.css, expected.css); assert.deepEqual(actual.js, expected.js); } catch (err) { if (err.name !== 'ParseError') throw err; try { const expected = require(`./samples/${dir}/error.json`); assert.equal(err.message, expected.message); assert.deepEqual(err.loc, expected.loc); assert.equal(err.pos, expected.pos); } catch (err2) { throw err2.code === 'MODULE_NOT_FOUND' ? err : err2; } } }); }); it('handles errors with options.onerror', () => { let errored = false; svelte.compile(`

unclosed`, { onerror(err) { errored = true; assert.equal(err.message, `

was left open`); } }); assert.ok(errored); }); it('throws without options.onerror', () => { assert.throws(() => { svelte.compile(`

unclosed`); }, /

was left open/); }); it('includes AST in svelte.compile output', () => { const dir = fs.readdirSync('test/parser/samples')[0]; const source = fs.readFileSync(`test/parser/samples/${dir}/input.html`, 'utf-8'); const { ast } = svelte.compile(source); const parsed = svelte.parse(source); assert.deepEqual(ast, parsed); }); });