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basic test framework

This commit is contained in:
Conduitry 2018-04-03 06:53:51 -04:00
parent 24770f2e44
commit 4fa79275e7
2 changed files with 74 additions and 1 deletions

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@ -32,6 +32,7 @@
"rollup": "*"
},
"scripts": {
"build": "rollup -c"
"build": "rollup -c",
"test": "npm run build && node test.js"
}
}

72
test.js Normal file
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@ -0,0 +1,72 @@
const CheapWatch = require('.');
const assert = require('assert');
const child_process = require('child_process');
const fs = require('fs');
const util = require('util');
const exec = util.promisify(child_process.exec);
const mkdir = util.promisify(fs.mkdir);
const unlink = util.promisify(fs.unlink);
const writeFile = util.promisify(fs.writeFile);
const rmdir =
process.platform === 'win32'
? path =>
exec(`rmdir /s /q ${path.replace(/\//g, '\\')} 2> nul`).catch(() => {})
: path => exec('rm -rf ' + path);
const sleep = ms => new Promise(res => setTimeout(res, ms));
(async () => {
process.chdir(__dirname);
await rmdir('test');
await mkdir('test');
process.chdir('test');
console.log('running tests ...');
const watcher = new CheapWatch({ dir: process.cwd() });
const events = new Set();
for (const event of ['+', '-']) {
watcher.on(event, ({ path, stats }) => {
events.add(event + (stats.isFile() ? 'f ' : 'd ') + path);
});
}
await writeFile('foo', '');
await mkdir('bar');
await writeFile('bar/baz', '');
await watcher.init();
assert(watcher.files.get('foo').isFile());
assert(watcher.files.get('bar').isDirectory());
assert(watcher.files.get('bar/baz').isFile());
await writeFile('foo', 'foo');
await sleep(50);
assert(events.has('+f foo'));
events.clear();
await writeFile('bar/qux', 'qux');
await sleep(50);
assert(events.has('+f bar/qux'));
assert(events.has('+d bar'));
events.clear();
await rmdir('bar');
await sleep(50);
assert(events.has('-d bar'));
assert(events.has('-f bar/baz'));
assert(events.has('-f bar/qux'));
events.clear();
watcher.close();
console.log('tests successful!');
process.chdir(__dirname);
await rmdir('test');
})().catch(({ stack }) => {
console.error(stack);
process.exit(1);
});