describe("jasmine.Matchers", function() { var env; beforeEach(function() { env = new jasmine.Env(); }); function match(value) { return new jasmine.Matchers(env, value); } function detailsFor(actual, matcherName, matcherArgs) { var matcher = match(actual); matcher[matcherName].apply(matcher, matcherArgs); expect(matcher.getResults().getItems().length).toEqual(1); return matcher.getResults().getItems()[0].details; } it("toEqual with primitives, objects, dates, html nodes, etc.", function() { expect(match(true).toEqual(true)).toEqual(true); expect(match({foo:'bar'}).toEqual(null)).toEqual(false); var functionA = function() { return 'hi'; }; var functionB = function() { return 'hi'; }; expect(match({foo:functionA}).toEqual({foo:functionB})).toEqual(false); expect(match({foo:functionA}).toEqual({foo:functionA})).toEqual(true); expect((match(false).toEqual(true))).toEqual(false); var circularGraph = {}; circularGraph.referenceToSelf = circularGraph; expect((match(circularGraph).toEqual(circularGraph))).toEqual(true); var nodeA = document.createElement('div'); var nodeB = document.createElement('div'); expect((match(nodeA).toEqual(nodeA))).toEqual(true); expect((match(nodeA).toEqual(nodeB))).toEqual(false); expect((match(new Date(2008, 1, 3, 15, 17, 19, 1234)).toEqual(new Date(2009, 1, 3, 15, 17, 19, 1234)))).toEqual(false); expect((match(new Date(2008, 1, 3, 15, 17, 19, 1234)).toEqual(new Date(2008, 1, 3, 15, 17, 19, 1234)))).toEqual(true); expect(match(true).toNotEqual(false)).toEqual(true); expect((match(true).toNotEqual(true))).toEqual(false); expect((match(['a', 'b']).toEqual(['a', undefined]))).toEqual(false); expect((match(['a', 'b']).toEqual(['a', 'b', undefined]))).toEqual(false); }); it('toBe should return true only if the expected and actual items === each other', function() { var a = {}; var b = {}; //noinspection UnnecessaryLocalVariableJS var c = a; expect((match(a).toBe(b))).toEqual(false); expect((match(a).toBe(a))).toEqual(true); expect((match(a).toBe(c))).toEqual(true); expect((match(a).toNotBe(b))).toEqual(true); expect((match(a).toNotBe(a))).toEqual(false); expect((match(a).toNotBe(c))).toEqual(false); }); it("toMatch and #toNotMatch should perform regular expression matching on strings", function() { expect((match('foobarbel').toMatch(/bar/))).toEqual(true); expect((match('foobazbel').toMatch(/bar/))).toEqual(false); expect((match('foobarbel').toMatch("bar"))).toEqual(true); expect((match('foobazbel').toMatch("bar"))).toEqual(false); expect((match('foobarbel').toNotMatch(/bar/))).toEqual(false); expect((match('foobazbel').toNotMatch(/bar/))).toEqual(true); expect((match('foobarbel').toNotMatch("bar"))).toEqual(false); expect((match('foobazbel').toNotMatch("bar"))).toEqual(true); }); it("toBeDefined", function() { expect(match('foo').toBeDefined()).toEqual(true); expect(match(undefined).toBeDefined()).toEqual(false); }); it("toBeNull", function() { expect(match(null).toBeNull()).toEqual(true); expect(match(undefined).toBeNull()).toEqual(false); expect(match("foo").toBeNull()).toEqual(false); }); it("toBeFalsy", function() { expect(match(false).toBeFalsy()).toEqual(true); expect(match(true).toBeFalsy()).toEqual(false); expect(match(undefined).toBeFalsy()).toEqual(true); expect(match(0).toBeFalsy()).toEqual(true); expect(match("").toBeFalsy()).toEqual(true); }); it("toBeTruthy", function() { expect(match(false).toBeTruthy()).toEqual(false); expect(match(true).toBeTruthy()).toEqual(true); expect(match(undefined).toBeTruthy()).toEqual(false); expect(match(0).toBeTruthy()).toEqual(false); expect(match("").toBeTruthy()).toEqual(false); expect(match("hi").toBeTruthy()).toEqual(true); expect(match(5).toBeTruthy()).toEqual(true); expect(match({foo: 1}).toBeTruthy()).toEqual(true); }); it("toEqual", function() { expect(match(undefined).toEqual(undefined)).toEqual(true); expect(match({foo:'bar'}).toEqual({foo:'bar'})).toEqual(true); expect(match("foo").toEqual({bar: undefined})).toEqual(false); expect(match({foo: undefined}).toEqual("goo")).toEqual(false); expect(match({foo: {bar :undefined}}).toEqual("goo")).toEqual(false); }); it("toEqual with jasmine.any()", function() { expect(match("foo").toEqual(jasmine.any(String))).toEqual(true); expect(match(3).toEqual(jasmine.any(Number))).toEqual(true); expect(match("foo").toEqual(jasmine.any(Function))).toEqual(false); expect(match("foo").toEqual(jasmine.any(Object))).toEqual(false); expect(match({someObj:'foo'}).toEqual(jasmine.any(Object))).toEqual(true); expect(match({someObj:'foo'}).toEqual(jasmine.any(Function))).toEqual(false); expect(match(function() {}).toEqual(jasmine.any(Object))).toEqual(false); expect(match(["foo", "goo"]).toEqual(["foo", jasmine.any(String)])).toEqual(true); expect(match(function() {}).toEqual(jasmine.any(Function))).toEqual(true); expect(match(["a", function() {}]).toEqual(["a", jasmine.any(Function)])).toEqual(true); }); it("toEqual handles circular objects ok", function() { expect(match({foo: "bar", baz: undefined}).toEqual({foo: "bar", baz: undefined})).toEqual(true); expect(match({foo:['bar','baz','quux']}).toEqual({foo:['bar','baz','quux']})).toEqual(true); expect(match({foo: {bar:'baz'}, quux:'corge'}).toEqual({foo:{bar:'baz'}, quux:'corge'})).toEqual(true); var circularObject = {}; var secondCircularObject = {}; circularObject.field = circularObject; secondCircularObject.field = secondCircularObject; expect(match(circularObject).toEqual(secondCircularObject)).toEqual(true); }); it("toNotEqual as slightly surprising behavior, but is it intentional?", function() { expect(match({x:"x", y:"y", z:"w"}).toNotEqual({x:"x", y:"y", z:"z"})).toEqual(true); expect(match({x:"x", y:"y", w:"z"}).toNotEqual({x:"x", y:"y", z:"z"})).toEqual(true); expect(match({x:"x", y:"y", z:"z"}).toNotEqual({w: "w", x:"x", y:"y", z:"z"})).toEqual(true); expect(match({w: "w", x:"x", y:"y", z:"z"}).toNotEqual({x:"x", y:"y", z:"z"})).toEqual(true); }); it("toEqual handles arrays", function() { expect(match([1, "A"]).toEqual([1, "A"])).toEqual(true); }); it("toContain and toNotContain", function() { expect(match('ABC').toContain('A')).toEqual(true); expect(match('ABC').toContain('X')).toEqual(false); expect(match(['A', 'B', 'C']).toContain('A')).toEqual(true); expect(match(['A', 'B', 'C']).toContain('F')).toEqual(false); expect(match(['A', 'B', 'C']).toNotContain('F')).toEqual(true); expect(match(['A', 'B', 'C']).toNotContain('A')).toEqual(false); expect(match(['A', {some:'object'}, 'C']).toContain({some:'object'})).toEqual(true); expect(match(['A', {some:'object'}, 'C']).toContain({some:'other object'})).toEqual(false); expect(detailsFor('abc', 'toContain', ['x'])).toEqual({ matcherName: 'toContain', expected: 'x', actual: 'abc' }); }); it("toBeLessThan should pass if actual is less than expected", function() { expect(match(37).toBeLessThan(42)).toEqual(true); expect(match(37).toBeLessThan(-42)).toEqual(false); expect(match(37).toBeLessThan(37)).toEqual(false); }); it("toBeGreaterThan should pass if actual is greater than expected", function() { expect(match(37).toBeGreaterThan(42)).toEqual(false); expect(match(37).toBeGreaterThan(-42)).toEqual(true); expect(match(37).toBeGreaterThan(37)).toEqual(false); }); it("toThrow", function() { var expected = new jasmine.Matchers(env, function() { throw new Error("Fake Error"); }); expect(expected.toThrow()).toEqual(true); expect(expected.toThrow("Fake Error")).toEqual(true); expect(expected.toThrow(new Error("Fake Error"))).toEqual(true); expect(expected.toThrow("Other Error")).toEqual(false); expect(expected.toThrow(new Error("Other Error"))).toEqual(false); expect(match(function() {}).toThrow()).toEqual(false); }); it("wasCalled, wasNotCalled, wasCalledWith", function() { var currentSuite; var spec; currentSuite = env.describe('default current suite', function() { spec = env.it(); }); var TestClass = { someFunction: function() { } }; var expected; expect(match(TestClass.someFunction).wasCalled()).toEqual(false); expect(match(TestClass.someFunction).wasNotCalled()).toEqual(false); spec.spyOn(TestClass, 'someFunction'); expect(match(TestClass.someFunction).wasCalled()).toEqual(false); expect(match(TestClass.someFunction).wasNotCalled()).toEqual(true); TestClass.someFunction(); expect(match(TestClass.someFunction).wasCalled()).toEqual(true); expect(match(TestClass.someFunction).wasCalled('some arg')).toEqual(false); expect(match(TestClass.someFunction).wasNotCalled()).toEqual(false); TestClass.someFunction('a', 'b', 'c'); expect(match(TestClass.someFunction).wasCalledWith('a', 'b', 'c')).toEqual(true); expected = match(TestClass.someFunction); expect(expected.wasCalledWith('c', 'b', 'a')).toEqual(false); expect(expected.getResults().getItems()[0].passed).toEqual(false); TestClass.someFunction.reset(); TestClass.someFunction('a', 'b', 'c'); TestClass.someFunction('d', 'e', 'f'); expect(expected.wasCalledWith('a', 'b', 'c')).toEqual(true); expect(expected.wasCalledWith('d', 'e', 'f')).toEqual(true); expect(expected.wasCalledWith('x', 'y', 'z')).toEqual(false); expect(detailsFor(TestClass.someFunction, 'wasCalledWith', ['x', 'y', 'z'])).toEqual({ matcherName: 'wasCalledWith', expected: ['x', 'y', 'z'], actual: TestClass.someFunction.argsForCall }); }); it("should report mismatches in some nice way", function() { var results = new jasmine.NestedResults(); var expected = new jasmine.Matchers(env, true, results); expected.toEqual(true); expected.toEqual(false); expect(results.getItems().length).toEqual(2); expect(results.getItems()[0].passed).toEqual(true); expect(results.getItems()[1].passed).toEqual(false); results = new jasmine.NestedResults(); expected = new jasmine.Matchers(env, false, results); expected.toEqual(true); var expectedMessage = 'Expected

true

but got

false
'; expect(results.getItems()[0].message).toEqual(expectedMessage); results = new jasmine.NestedResults(); expected = new jasmine.Matchers(env, null, results); expected.toEqual('not null'); expectedMessage = 'Expected

\'not null\'

but got

null
'; expect(results.getItems()[0].message).toEqual(expectedMessage); results = new jasmine.NestedResults(); expected = new jasmine.Matchers(env, undefined, results); expected.toEqual('not undefined'); expectedMessage = 'Expected

\'not undefined\'

but got

undefined
'; expect(results.getItems()[0].message).toEqual(expectedMessage); results = new jasmine.NestedResults(); expected = new jasmine.Matchers(env, {foo:'one',baz:'two', more: 'blah'}, results); expected.toEqual({foo:'one', bar: 'three &', baz: '2'}); expectedMessage = "Expected

{ foo : 'one', bar : '<b>three</b> &', baz : '2' }

but got

{ foo : 'one', baz : 'two', more : 'blah' }
" + "

Different Keys:
" + "expected has key 'bar', but missing from actual.
" + "expected missing key 'more', but present in actual.
" + "

Different Values:
" + "'bar' was

'<b>three</b> &'

in expected, but was

'undefined'

in actual.

" + "'baz' was

'2'

in expected, but was

'two'

in actual.

"; var actualMessage = results.getItems()[0].message; expect(actualMessage).toEqual(expectedMessage); results = new jasmine.NestedResults(); expected = new jasmine.Matchers(env, true, results); expected.toEqual(true); expect(results.getItems()[0].message).toEqual('Passed.'); expected = new jasmine.Matchers(env, [1, 2, 3], results); results.getItems().length = 0; expected.toEqual([1, 2, 3]); expect(results.getItems()[0].passed).toEqual(true); expected = new jasmine.Matchers(env, [1, 2, 3], results); results.getItems().length = 0; expected.toEqual([{}, {}, {}]); expect(results.getItems()[0].passed).toEqual(false); expected = new jasmine.Matchers(env, [{}, {}, {}], results); results.getItems().length = 0; expected.toEqual([1, 2, 3]); expect(results.getItems()[0].passed).toEqual(false); }); });