sinon-chai breidt Chai uit met expressieve asserties voor spies en stubs van Sinon.js.
Setup en Initialisatie
var sinon = require('sinon')
require('chai').use(require('sinon-chai'))
Asserties in Expect-stijl
expect(spy).called
expect(spy).calledOnce
expect(spy).calledTwice
expect(spy).calledThrice
expect(spy).calledBefore(otherSpy)
expect(spy).calledAfter(otherSpy)
expect(spy).calledWithNew
expect(spy).alwaysCalledWithNew
expect(spy).calledOn(context)
expect(spy).alwaysCalledOn(context)
expect(spy).calledWith(...args)
expect(spy).alwaysCalledWith(...args)
expect(spy).calledWithExactly(...args)
expect(spy).alwaysCalledWithExactly(...args)
expect(spy).calledWithMatch(matcher)
expect(spy).alwaysCalledWithMatch(matcher)
expect(spy).returned(returnValue)
expect(spy).alwaysReturned(returnValue)
expect(spy).threw(errorOrType)
expect(spy).alwaysThrew(errorOrType)
Asserties in Should-stijl
spy.should.have.been.called
spy.should.have.been.calledOnce
spy.should.have.been.calledTwice
spy.should.have.been.calledThrice
spy1.should.have.been.calledBefore(spy2)
spy1.should.have.been.calledAfter(spy2)
spy.should.have.been.calledWithNew
spy.should.always.have.been.calledWithNew
spy.should.have.been.calledOn(context)
spy.should.always.have.been.calledOn(context)
spy.should.have.been.calledWith(...args)
spy.should.always.have.been.calledWith(...args)
spy.should.have.been.calledWithExactly(...args)
spy.should.always.have.been.calledWithExactly(...args)
spy.should.have.been.calledWithMatch(matcher)
spy.should.always.have.been.calledWithMatch(matcher)
spy.should.have.returned(returnVal)
spy.should.have.always.returned(returnVal)
spy.should.have.thrown(errorObjOrString)
spy.should.have.always.thrown(errorObjOrString)