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Contents
##
# Knife: Get, set or mock inaccessible variables in a Javascript closure
# ======================================================================
#
# Requires [Jasmine](http://jasmine.github.io/) 2+.
#
# Usage:
#
# klass = (->
#
# privateVariable = 0
#
# privateMethod = ->
# privateVariable += 1
#
# publicMethod = ->
# privateMethod()
#
# add: add
# knife: eval(Knife.point)
#
# )()
#
# klass.knife.get('privateVariable') => 0
# klass.knife.set('privateCounter', 5)
# klass.knife.get('privateCounter') => 5
# spy = klass.knife.mock('privateMethod').and.returnValue("mocked!")
# klass.publicMethod() # => 'mocked!'
# expect(spy).toHaveBeenCalled()
#
@Knife = (->
contextBleeder = ->
get = (symbol) ->
eval(symbol)
set = (symbol, value) ->
eval("#{symbol} = value")
mock = (symbol) ->
oldImpl = get(symbol)
spy = jasmine.createSpy(symbol)
set(symbol, spy)
cleaner = -> set(symbol, oldImpl)
Knife.cleaners.push(cleaner)
spy
get: get
set: set
mock: mock
reset = ->
for cleaner in Knife.cleaners
cleaner()
Knife.cleaners = []
me = {}
me.reset = reset
me.cleaners = []
if jasmine?
me.point = "(#{contextBleeder.toString()})()"
# Jasmine defines afterEach on window
afterEach reset
else
me.point = "undefined"
me
)()
Version data entries
20 entries across 20 versions & 1 rubygems