Setup and Initialization
var sinon = require('sinon')
require('chai').use(require('sinon-chai'))
Expect Style Assertions
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)
Should Style Assertions
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)