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svelte/test/stats/index.js

61 lines
1.6 KiB

import * as fs from 'fs';
import * as assert from 'assert';
import { svelte, loadConfig, tryToLoadJson } from '../helpers.js';
describe('stats', () => {
fs.readdirSync(`${__dirname}/samples`).forEach(dir => {
if (dir[0] === '.') return;
// add .solo to a sample directory name to only run that test
const solo = /\.solo/.test(dir);
const skip = /\.skip/.test(dir);
if (solo && process.env.CI) {
throw new Error('Forgot to remove `solo: true` from test');
}
(solo ? it.only : skip ? it.skip : it)(dir, () => {
const config = loadConfig(`${__dirname}/samples/${dir}/_config.js`);
const filename = `${__dirname}/samples/${dir}/input.svelte`;
const input = fs.readFileSync(filename, 'utf-8').replace(/\s+$/, '');
const expectedError = tryToLoadJson(
`${__dirname}/samples/${dir}/error.json`
);
let result;
let error;
try {
result = svelte.compile(input, config.options);
config.test(assert, result.stats);
} catch (e) {
error = e;
}
if (error || expectedError) {
if (error && !expectedError) {
throw error;
}
if (expectedError && !error) {
throw new Error(`Expected an error: ${expectedError.message}`);
}
assert.equal(error.message, expectedError.message);
assert.deepEqual(error.start, expectedError.start);
assert.deepEqual(error.end, expectedError.end);
assert.equal(error.pos, expectedError.pos);
}
});
});
it('returns a stats object when options.generate is false', () => {
const { stats } = svelte.compile('', {
generate: false
});
assert.equal(typeof stats.timings.total, 'number');
});
});