69 lines
1.9 KiB
JavaScript
69 lines
1.9 KiB
JavaScript
describe('Stdio Logger', function () {
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const Log = require('../../../src/lib/log');
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const StdioLogger = require('../../../src/lib/loggers/stdio');
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const expect = require('expect.js');
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const sinon = require('sinon');
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let parentLog;
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beforeEach(function () {
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parentLog = new Log();
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});
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afterEach(function () {
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parentLog.close();
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});
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function makeLogger(parent, levels) {
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parent = parent || parentLog;
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const config = {
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levels: Log.parseLevels(levels || 'trace')
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};
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return new StdioLogger(parent, config);
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}
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const stub = require('../../utils/auto_release_stub').make();
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require('../generic_logger_tests')(makeLogger);
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describe('colorizing', function () {
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const chalk = require('chalk');
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const now = '2013-01-01T00:00:00Z';
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const nowDate = new Date(now);
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const nowTime = nowDate.getTime();
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beforeEach(function () {
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stub.autoRelease(sinon.useFakeTimers(nowTime));
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});
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it('uses colors when it\'s supported', function () {
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const logger = makeLogger();
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const hasColor = require('chalk').supportsColor;
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expect(logger.color).to.be(hasColor);
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});
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it('obeys the logger.color === false', function () {
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const logger = makeLogger();
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stub(process.stdout, 'write');
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const withoutColor = 'Elasticsearch INFO: ' + now + '\n something\n\n';
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logger.color = false;
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logger.onInfo('something');
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expect(process.stdout.write.lastCall.args[0]).to.eql(withoutColor);
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});
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it('obeys the logger.color === true', function () {
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const logger = makeLogger();
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stub(process.stdout, 'write');
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const withoutColor = 'Elasticsearch DEBUG: ' + now + '\n be weary\n\n';
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logger.color = true;
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logger.onDebug('be weary');
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expect(process.stdout.write.lastCall.args[0]).to.not.eql(withoutColor);
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expect(chalk.stripColor(process.stdout.write.lastCall.args[0])).to.eql(withoutColor);
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});
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});
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});
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