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reporter.spec.coffee
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reporter.spec.coffee
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#==============================================================================
# lib/reporters/Coverage.js module
#==============================================================================
describe 'reporter', ->
_ = require 'lodash'
events = require 'events'
path = require 'path'
istanbul = require 'istanbul'
# TODO(vojta): remove the dependency on karma
helper = require '../node_modules/karma/lib/helper'
Browser = require '../node_modules/karma/lib/browser'
Collection = require '../node_modules/karma/lib/browser_collection'
require('../node_modules/karma/lib/logger').setup 'INFO', false, []
nodeMocks = require 'mocks'
loadFile = nodeMocks.loadFile
m = null
mockFs =
writeFile: sinon.spy()
mockStore = sinon.spy()
mockStore.mix = (fn, obj) ->
istanbul.Store.mix fn, obj
mockFslookup = sinon.stub
keys: ->
get: ->
hasKey: ->
set: ->
mockStore.create = sinon.stub().returns mockFslookup
mockAdd = sinon.spy()
mockDispose = sinon.spy()
mockCollector = class Collector
add: mockAdd
dispose: mockDispose
getFinalCoverage: -> null
mockWriteReport = sinon.spy()
mockReportCreate = sinon.stub().returns writeReport: mockWriteReport
mockMkdir = sinon.spy()
mockHelper =
isDefined: (v) -> helper.isDefined v
merge: (v...) -> helper.merge v...
mkdirIfNotExists: mockMkdir
normalizeWinPath: (path) -> helper.normalizeWinPath path
mocks =
fs: mockFs
istanbul:
Store: mockStore
Collector: mockCollector
Report: create: mockReportCreate
dateformat: require 'dateformat'
beforeEach ->
m = loadFile __dirname + '/../lib/reporter.js', mocks
describe 'BasePathStore', ->
options = store = null
beforeEach ->
options =
basePath: 'path/to/coverage/'
store = new m.BasePathStore options
describe 'toKey', ->
it 'should concat relative path and basePath', ->
expect(store.toKey './foo').to.deep.equal path.join(options.basePath, 'foo')
it 'should does not concat absolute path and basePath', ->
expect(store.toKey '/foo').to.deep.equal '/foo'
it 'should call keys and delegate to inline store', ->
store.keys()
expect(mockFslookup.keys).to.have.been.called
it 'should call get and delegate to inline store', ->
key = './path/to/js'
store.get(key)
expect(mockFslookup.get).to.have.been.calledWith path.join(options.basePath, key)
it 'should call hasKey and delegate to inline store', ->
key = './path/to/js'
store.hasKey(key)
expect(mockFslookup.hasKey).to.have.been.calledWith path.join(options.basePath, key)
it 'should call set and delegate to inline store', ->
key = './path/to/js'
content = 'any content'
store.set key, content
expect(mockFslookup.set).to.have.been.calledWith path.join(options.basePath, key), content
describe 'CoverageReporter', ->
rootConfig = emitter = reporter = null
browsers = fakeChrome = fakeOpera = null
mockLogger = create: (name) ->
debug: -> null
info: -> null
warn: -> null
error: -> null
beforeEach ->
rootConfig =
basePath: '/base'
coverageReporter: dir: 'path/to/coverage/'
emitter = new events.EventEmitter
reporter = new m.CoverageReporter rootConfig, mockHelper, mockLogger
browsers = new Collection emitter
# fake user agent only for testing
# cf. helper.browserFullNameToShort
fakeChrome = new Browser 'aaa', 'Windows NT 6.1 Chrome/16.0.912.75', browsers, emitter
fakeOpera = new Browser 'bbb', 'Opera/9.80 Mac OS X Version/12.00', browsers, emitter
browsers.add fakeChrome
browsers.add fakeOpera
reporter.onRunStart()
browsers.forEach (b) -> reporter.onBrowserStart b
mockMkdir.reset()
it 'has no pending file writings', ->
done = sinon.spy()
reporter.onExit done
expect(done).to.have.been.called
it 'has no coverage', ->
result =
coverage: null
reporter.onBrowserComplete fakeChrome, result
expect(mockAdd).not.to.have.been.called
it 'should handle no result', ->
reporter.onBrowserComplete fakeChrome, undefined
expect(mockAdd).not.to.have.been.called
it 'should make reports', ->
reporter.onRunComplete browsers
expect(mockMkdir).to.have.been.calledTwice
dir = rootConfig.coverageReporter.dir
expect(mockMkdir.getCall(0).args[0]).to.deep.equal path.resolve('/base', dir, fakeChrome.name)
expect(mockMkdir.getCall(1).args[0]).to.deep.equal path.resolve('/base', dir, fakeOpera.name)
mockMkdir.getCall(0).args[1]()
expect(mockReportCreate).to.have.been.called
expect(mockWriteReport).to.have.been.called
it 'should support a string for the subdir option', ->
customConfig = _.merge {}, rootConfig,
subdir: 'test'
coverageReporter:
subdir: 'test'
reporter = new m.CoverageReporter customConfig, mockHelper, mockLogger
reporter.onRunStart()
browsers.forEach (b) -> reporter.onBrowserStart b
reporter.onRunComplete browsers
expect(mockMkdir).to.have.been.calledTwice
dir = customConfig.coverageReporter.dir
subdir = customConfig.coverageReporter.subdir
expect(mockMkdir.getCall(0).args[0]).to.deep.equal path.resolve('/base', dir, subdir)
expect(mockMkdir.getCall(1).args[0]).to.deep.equal path.resolve('/base', dir, subdir)
mockMkdir.getCall(0).args[1]()
expect(mockReportCreate).to.have.been.called
expect(mockWriteReport).to.have.been.called
it 'should support a function for the subdir option', ->
customConfig = _.merge {}, rootConfig,
subdir: 'test'
coverageReporter:
subdir: (browserName) -> browserName.toLowerCase().split(/[ /-]/)[0]
reporter = new m.CoverageReporter customConfig, mockHelper, mockLogger
reporter.onRunStart()
browsers.forEach (b) -> reporter.onBrowserStart b
reporter.onRunComplete browsers
expect(mockMkdir).to.have.been.calledTwice
dir = customConfig.coverageReporter.dir
expect(mockMkdir.getCall(0).args[0]).to.deep.equal path.resolve('/base', dir, 'chrome')
expect(mockMkdir.getCall(1).args[0]).to.deep.equal path.resolve('/base', dir, 'opera')
mockMkdir.getCall(0).args[1]()
expect(mockReportCreate).to.have.been.called
expect(mockWriteReport).to.have.been.called