Files
jasmine/spec/core/matchers/toHaveBeenCalledTimesSpec.js

87 lines
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JavaScript

describe("toHaveBeenCalledTimes", function() {
it("passes when the actual 0 matches the expected 0 ", function () {
var matcher = jasmineUnderTest.matchers.toHaveBeenCalledTimes(),
calledSpy = jasmineUnderTest.createSpy('called-spy'),
result;
result = matcher.compare(calledSpy, 0);
expect(result.pass).toBeTruthy();
});
it("passes when the actual matches the expected", function() {
var matcher = jasmineUnderTest.matchers.toHaveBeenCalledTimes(),
calledSpy = jasmineUnderTest.createSpy('called-spy'),
result;
calledSpy();
result = matcher.compare(calledSpy, 1);
expect(result.pass).toBe(true);
});
it("fails when expected numbers is not supplied", function(){
var matcher = jasmineUnderTest.matchers.toHaveBeenCalledTimes(),
spy = jasmineUnderTest.createSpy('spy'),
result;
spy();
expect(function() {
matcher.compare(spy);
}).toThrowError(/The expected times failed is a required argument and must be a number./);
});
it("fails when the actual was called less than the expected", function() {
var matcher = jasmineUnderTest.matchers.toHaveBeenCalledTimes(),
uncalledSpy = jasmineUnderTest.createSpy('uncalled spy'),
result;
result = matcher.compare(uncalledSpy, 2);
expect(result.pass).toBe(false);
});
it("fails when the actual was called more than expected", function() {
var matcher = jasmineUnderTest.matchers.toHaveBeenCalledTimes(),
uncalledSpy = jasmineUnderTest.createSpy('uncalled spy'),
result;
uncalledSpy();
uncalledSpy();
result = matcher.compare(uncalledSpy, 1);
expect(result.pass).toBe(false);
});
it("throws an exception when the actual is not a spy", function() {
var matcher = jasmineUnderTest.matchers.toHaveBeenCalledTimes(),
fn = function() {};
expect(function() {
matcher.compare(fn);
}).toThrowError(/Expected a spy, but got Function./);
});
it("has a custom message on failure that tells it was called only once", function() {
var matcher = jasmineUnderTest.matchers.toHaveBeenCalledTimes(),
spy = jasmineUnderTest.createSpy('sample-spy'),
result;
spy();
spy();
spy();
spy();
result = matcher.compare(spy, 1);
expect(result.message).toEqual('Expected spy sample-spy to have been called once. It was called ' + 4 + ' times.');
});
it("has a custom message on failure that tells how many times it was called", function() {
var matcher = jasmineUnderTest.matchers.toHaveBeenCalledTimes(),
spy = jasmineUnderTest.createSpy('sample-spy'),
result;
spy();
spy();
spy();
spy();
result = matcher.compare(spy, 2);
expect(result.message).toEqual('Expected spy sample-spy to have been called 2 times. It was called ' + 4 + ' times.');
});
});