61 lines
1.9 KiB
JavaScript
61 lines
1.9 KiB
JavaScript
module.exports = function (makeLogger) {
|
|
var expect = require('expect.js');
|
|
var stub = require('../utils/auto_release_stub').make();
|
|
var fs = require('fs');
|
|
var once = require('events').EventEmitter.prototype.once;
|
|
// var _ = require('lodash');
|
|
|
|
describe('buffer flush', function () {
|
|
if (require('stream').Writable) {
|
|
it('writes everything in the buffer to console.error', function () {
|
|
var line = 'This string is written 10 times to create buffered output\n';
|
|
|
|
var exitHandler;
|
|
stub(process, 'once', function (event, handler) {
|
|
if (event === 'exit') {
|
|
exitHandler = handler;
|
|
}
|
|
once.call(process, event, handler);
|
|
});
|
|
|
|
var logger = makeLogger();
|
|
|
|
// write the line 10 times
|
|
_v4.times(10, function () {
|
|
logger.onDebug(line);
|
|
});
|
|
|
|
// collect everything that is written to fs.appendFileSync
|
|
var flushedOutput = '';
|
|
stub(fs, 'appendFileSync', function (path, str) {
|
|
flushedOutput += str;
|
|
});
|
|
|
|
// call the event handler
|
|
exitHandler.call(process);
|
|
|
|
// the first line is sent immediately to _write and there is nothing we can do about that
|
|
expect(flushedOutput).to.match(new RegExp(line));
|
|
expect(flushedOutput.match(new RegExp(line, 'g'))).to.have.property('length', 9);
|
|
});
|
|
} else {
|
|
it('does not fall apart with non streams2 streams', function () {
|
|
var exitHandler;
|
|
stub(process, 'once', function (event, handler) {
|
|
if (event === 'exit') {
|
|
exitHandler = handler;
|
|
}
|
|
once.call(process, event, handler);
|
|
});
|
|
|
|
var logger = makeLogger();
|
|
|
|
expect(function () {
|
|
// call the event handler
|
|
exitHandler.call(process);
|
|
}).to.not.throwError();
|
|
});
|
|
}
|
|
});
|
|
};
|