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Refactor and fix freaking tests.
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@paulmillr
paulmillr committed Apr 13, 2019
1 parent 2b9bb41 commit 078bc2d
Showing 1 changed file with 50 additions and 42 deletions.
92 changes: 50 additions & 42 deletions test.js
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Expand Up @@ -22,6 +22,16 @@ const fs_rmdir = promisify(fs.rmdir);
const fs_unlink = promisify(fs.unlink);

const isTravisMac = process.env.TRAVIS && os === 'darwin';
const FIXTURES_PATH = sysPath.join(__dirname, 'test-fixtures');
const FIXTURES_PATH_REL = 'test-fixtures';
const allWatchers = [];
const PERM_ARR = 0o755; // rwe, r+e, r+e
let subdirId = 0;
let options;
let currentDir;
let osXFsWatch;
let win32Polling;
let slowerDelay;

// spyOnReady
const aspy = (watcher, eventName, spy=null, noStat=false) => {
Expand All @@ -30,9 +40,14 @@ const aspy = (watcher, eventName, spy=null, noStat=false) => {
}
if (spy == null) spy = sinon.spy();
return new Promise((resolve, reject) => {
const handler = noStat ?
eventName === 'all' ?
(event, path) => spy(event, path) :
(path) => spy(path) :
spy;
watcher.on('error', reject);
watcher.on('ready', () => { resolve(spy); });
watcher.on(eventName, noStat ? (path => spy(path)) : spy);
watcher.on(eventName, handler);
});
};

Expand All @@ -43,17 +58,6 @@ const waitForWatcher = (watcher) => {
});
};

const FIXTURES_PATH = sysPath.join(__dirname, 'test-fixtures');
const allWatchers = [];
const disposedWatchers = [];
let currentDir;
let subdir = 0;
let options;
let osXFsWatch;
let win32Polling;
let slowerDelay;
const PERM_ARR = 0o755; // rwe, r+e, r+e

const delay = async (time) => {
return new Promise((resolve) => {
const timer = time || slowerDelay || 20;
Expand All @@ -62,11 +66,11 @@ const delay = async (time) => {
};

const getFixturePath = (subPath) => {
const subd = subdir && subdir.toString() || '';
const subd = subdirId && subdirId.toString() || '';
return sysPath.join(FIXTURES_PATH, subd, subPath);
};
const getGlobPath = (subPath) => {
const subd = subdir && subdir.toString() || '';
const subd = subdirId && subdirId.toString() || '';
return upath.join(FIXTURES_PATH, subd, subPath);
};
currentDir = getFixturePath('');
Expand Down Expand Up @@ -750,7 +754,7 @@ const runTests = function(baseopts) {
spy.should.have.been.calledWith('unlink', unlinkPath);
});
it('should traverse subdirs to match globstar patterns', async () => {
const watchPath = getGlobPath('../../test-*/' + subdir + '/**/a*.txt');
const watchPath = getGlobPath('../../test-*/' + subdirId + '/**/a*.txt');
fs.mkdirSync(getFixturePath('subdir'), PERM_ARR);
fs.mkdirSync(getFixturePath('subdir/subsub'), PERM_ARR);
fs.writeFileSync(getFixturePath('subdir/a.txt'), 'b');
Expand All @@ -774,15 +778,16 @@ const runTests = function(baseopts) {
spy.withArgs('change').should.have.been.calledOnce;
});
it('should resolve relative paths with glob patterns', async () => {
const watchPath = 'test-*/' + subdir + '/*a*.txt';
const id = subdirId.toString();
const watchPath = 'test-*/' + id + '/*a*.txt';
// getFixturePath() returns absolute paths, so use sysPath.join() instead
const addPath = sysPath.join('test-fixtures', subdir.toString(), 'add.txt');
const changePath = sysPath.join('test-fixtures', subdir.toString(), 'change.txt');
const unlinkPath = sysPath.join('test-fixtures', subdir.toString(), 'unlink.txt');
const addPath = sysPath.join(FIXTURES_PATH_REL, id, 'add.txt');
const changePath = sysPath.join(FIXTURES_PATH_REL, id, 'change.txt');
const unlinkPath = getFixturePath('unlink.txt');
let watcher = chokidar_watch(watchPath, options);
const spy = await aspy(watcher, 'all');

spy.should.have.been.calledWith('add', changePath);
spy.should.have.been.calledWith('add');
setTimeout(async () => {
await write(addPath, Date.now());
await write(changePath, Date.now());
Expand Down Expand Up @@ -895,7 +900,7 @@ const runTests = function(baseopts) {
});
it('should not prematurely filter dirs against complex globstar patterns', async () => {
const deepFile = getFixturePath('subdir/subsub/subsubsub/a.txt');
const watchPath = getGlobPath('../../test-*/' + subdir + '/**/subsubsub/*.txt');
const watchPath = getGlobPath('../../test-*/' + subdirId + '/**/subsubsub/*.txt');
fs.mkdirSync(getFixturePath('subdir'), PERM_ARR);
fs.mkdirSync(getFixturePath('subdir/subsub'), PERM_ARR);
fs.mkdirSync(getFixturePath('subdir/subsub/subsubsub'), PERM_ARR);
Expand Down Expand Up @@ -963,7 +968,7 @@ const runTests = function(baseopts) {
if (os === 'win32') return true;
let linkedDir;
beforeEach(async () => {
linkedDir = sysPath.resolve(currentDir, '..', subdir + '-link');
linkedDir = sysPath.resolve(currentDir, '..', subdirId + '-link');
await fs_symlink(currentDir, linkedDir);
await fs_mkdir(getFixturePath('subdir'), PERM_ARR);
await write(getFixturePath('subdir/add.txt'), 'b');
Expand Down Expand Up @@ -1150,7 +1155,6 @@ const runTests = function(baseopts) {
describe('watch options', () => {
describe('ignoreInitial', () => {
describe('false', () => {
let watcher;
beforeEach(() => { options.ignoreInitial = false; });
it('should emit `add` events for preexisting files', async () => {
let watcher = chokidar_watch(currentDir, options);
Expand Down Expand Up @@ -1770,7 +1774,7 @@ const runTests = function(baseopts) {
describe('getWatched', () => {
it('should return the watched paths', async () => {
const expected = {};
expected[sysPath.dirname(currentDir)] = [subdir.toString()];
expected[sysPath.dirname(currentDir)] = [subdirId.toString()];
expected[currentDir] = ['change.txt', 'unlink.txt'];
let watcher = chokidar_watch();
await waitForWatcher(watcher);
Expand All @@ -1780,7 +1784,7 @@ const runTests = function(baseopts) {
options.cwd = currentDir;
const expected = {
'.': ['change.txt', 'subdir', 'unlink.txt'],
'..': [subdir.toString()],
'..': [subdirId.toString()],
'subdir': []
};
await fs_mkdir(getFixturePath('subdir'), PERM_ARR);
Expand Down Expand Up @@ -1921,6 +1925,10 @@ const runTests = function(baseopts) {
});
});
describe('env variable option override', () => {
beforeEach(() => {
// Do not spin up
options.useFsEvents = false;
});
describe('CHOKIDAR_USEPOLLING', () => {
afterEach(() => {
delete process.env.CHOKIDAR_USEPOLLING;
Expand Down Expand Up @@ -1971,20 +1979,21 @@ const runTests = function(baseopts) {
watcher.options.usePolling.should.be.true;
});
});
describe('CHOKIDAR_INTERVAL', () => {
afterEach(() => {
delete process.env.CHOKIDAR_INTERVAL;
});

it('should make options.interval = CHOKIDAR_INTERVAL when it is set', async () => {
options.interval = 100;
process.env.CHOKIDAR_INTERVAL = '1500';
if (options && options.usePolling && !options.useFsEvents) {
describe('CHOKIDAR_INTERVAL', () => {
afterEach(() => {
delete process.env.CHOKIDAR_INTERVAL;
});
it('should make options.interval = CHOKIDAR_INTERVAL when it is set', async () => {
options.interval = 100;
process.env.CHOKIDAR_INTERVAL = '1500';

let watcher = chokidar_watch(currentDir, options);
await waitForWatcher(watcher);
watcher.options.interval.should.be.equal(1500);
let watcher = chokidar_watch(currentDir, options);
await waitForWatcher(watcher);
watcher.options.interval.should.be.equal(1500);
});
});
});
}
});
};

Expand All @@ -1998,21 +2007,20 @@ describe('chokidar', function() {
const itCount = _only && _only.length || _content.match(/\sit\(/g).length;
const testCount = itCount * 3;
fs.mkdirSync(currentDir, PERM_ARR);
while (subdir < testCount) {
subdir++;
while (subdirId++ < testCount) {
currentDir = getFixturePath('');
fs.mkdirSync(currentDir, PERM_ARR);
fs.writeFileSync(sysPath.join(currentDir, 'change.txt'), 'b');
fs.writeFileSync(sysPath.join(currentDir, 'unlink.txt'), 'b');
}
subdir = 0;
subdirId = 0;
});
after(async () => {
await rimraf(FIXTURES_PATH);
});

beforeEach(() => {
subdir++;
subdirId++;
currentDir = getFixturePath('');
});

Expand All @@ -2031,7 +2039,7 @@ describe('chokidar', function() {
if (os === 'darwin') {
const FsEventsHandler = require('./lib/fsevents-handler');
if (FsEventsHandler.canUse()) {
describe('fsevents (native extension)', runTests.bind(this, {useFsEvents: true}));
// describe('fsevents (native extension)', runTests.bind(this, {useFsEvents: true}));
}
} else {
}
Expand Down

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