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svelte/test/parser/index.js

52 lines
1.7 KiB

import * as assert from 'assert';
import * as fs from 'fs';
import { svelte, tryToLoadJson, shouldUpdateExpected } from '../helpers.js';
7 years ago
describe('parse', () => {
fs.readdirSync(`${__dirname}/samples`).forEach(dir => {
if (dir[0] === '.') return;
// add .solo to a sample directory name to only run that test
const solo = /\.solo$/.test(dir);
if (solo && process.env.CI) {
throw new Error(
`Forgot to remove '.solo' from test parser/samples/${dir}`
);
}
const skip = !fs.existsSync(`${__dirname}/samples/${dir}/input.svelte`);
(skip ? it.skip : solo ? it.only : it)(dir, () => {
const options = tryToLoadJson(`${__dirname}/samples/${dir}/options.json`) || {};
const input = fs.readFileSync(`${__dirname}/samples/${dir}/input.svelte`, 'utf-8').replace(/\s+$/, '').replace(/\r/g, "");
const expectedOutput = tryToLoadJson(`${__dirname}/samples/${dir}/output.json`);
const expectedError = tryToLoadJson(`${__dirname}/samples/${dir}/error.json`);
try {
const { ast } = svelte.compile(input, Object.assign(options, {
generate: false
}));
fs.writeFileSync(`${__dirname}/samples/${dir}/_actual.json`, JSON.stringify(ast, null, '\t'));
assert.deepEqual(ast.html, expectedOutput.html);
assert.deepEqual(ast.css, expectedOutput.css);
assert.deepEqual(ast.instance, expectedOutput.instance);
assert.deepEqual(ast.module, expectedOutput.module);
} catch (err) {
if (err.name !== 'ParseError') throw err;
if (!expectedError) throw err;
const { code, message, pos, start } = err
try {
assert.deepEqual({ code, message, pos, start }, expectedError);
} catch (err2) {
const e = err2.code === 'MODULE_NOT_FOUND' ? err : err2;
throw e;
}
}
});
});
});