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debug.spec.js
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debug.spec.js
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var expect = require('chai').expect
var sinon = require('sinon')
var testConsole = require('./test/console')
var ulog = require('./debug')
var oldGlobalLevel = ulog.level
ulog.con = function(){return testConsole}
ulog.level = ulog.level // trigger patch, so testConsole is used
var debug = ulog('my-module-name')
var oldLevel = debug.level
describe('debug = require(\'ulog/debug\')(named)', function(){
it('yields a function `debug`', function(){
expect(debug).to.be.a('function')
})
it('uses a format by default', function(){
expect(ulog.formats.length).to.equal(1)
expect(ulog.con() === testConsole).to.equal(true)
})
it('adds the current time to the log call', function(){
testConsole.reset()
try {
debug.level = ulog.DEBUG
expect(debug.level).to.equal(debug.DEBUG)
expect(testConsole.debug.callCount).to.equal(0)
var message = 'Message'
debug(message)
expect(testConsole.debug.callCount).to.equal(1)
expect(testConsole.debug.getCall(0).args[0]).to.be.a('string')
expect(testConsole.debug.getCall(0).args[0].length).to.equal(8)
} finally {
debug.level = oldLevel
testConsole.reset()
}
})
it('adds the time elapsed since the previous call to the log call', function(){
testConsole.reset()
try {
debug.level = ulog.DEBUG
expect(debug.level).to.equal(debug.DEBUG)
expect(testConsole.debug.callCount).to.equal(0)
var message = 'Message'
debug(message)
expect(testConsole.debug.callCount).to.equal(1)
expect(testConsole.debug.getCall(0).args[1]).to.be.a('string')
expect(testConsole.debug.getCall(0).args[1].length).to.equal(5)
} finally {
debug.level = oldLevel
testConsole.reset()
}
})
it('adds the logger name to the log call', function(){
testConsole.reset()
try {
debug.level = ulog.DEBUG
expect(debug.level).to.equal(debug.DEBUG)
expect(testConsole.debug.callCount).to.equal(0)
var message = 'Message'
debug(message)
expect(testConsole.debug.callCount).to.equal(1)
expect(testConsole.debug.getCall(0).args[2]).to.be.a('string')
expect(testConsole.debug.getCall(0).args[2].length).to.equal(24)
expect(testConsole.debug.getCall(0).args[2]).to.equal(debug.name.padEnd(24, ' '))
} finally {
debug.level = oldLevel
testConsole.reset()
}
})
})