define(['client', 'Pact'], function (example, Pact) {
    describe("Client", function () {

        var client, provider

        beforeAll(function (done) {
            client = example.createClient('http://localhost:1234');

            console.log(Pact);
            // Create a Mock Server test double of your Provider API. If you need multiple Providers for a scenario, you can create as many as these as you need.
            provider = Pact({
                consumer: 'Friends Client',
                provider: 'Friends API',
                spec: '3.0.0' // https://github.com/pact-foundation/pact-specification
            });

            // required for slower Travis CI environment
            setTimeout(function () {
                console.log('beforeAll done');
                done();
            }, 2000)

            // Required if run with `singleRun: false. In some cases you might want to clear out the expectations of the Mock Service, call this to clear out 
            // any expectations for the next test run. NOTE: verify() will implicitly call this.
            provider.removeInteractions();
        });

        afterAll(function (done) {

            // Record the interactions registered to the Mock Server into the pact file and shuts it down.
            console.log('afterAll provider.finalize');
            provider.finalize().then(function () {
                console.log('afterAll provider.finalize done');
                done();
            }, function (err) {
                console.log('afterAll provider.finalize error: ' + err);
                done.fail(err);
            })
        });

        describe("sayHello", function () {
            beforeAll(function (done) {
                console.log('addInteraction-->sayHello');
                // Register an expectation on the Mock Server, which must be called by your test case(s). You can add multiple interactions per 
                // server. These will be validated and written to a pact if successful.
                provider.addInteraction({
                    uponReceiving: 'a request for hello',
                    withRequest: {
                        method: 'GET',
                        path: '/sayHello'
                    },
                    willRespondWith: {
                        status: 200,
                        headers: {"Content-Type": "application/json"},
                        body: {reply: "Hello"}
                    }
                }).then(function () {
                    console.log('addInteraction-->sayHello done');
                    done();
                }, function (err) {
                    console.log('addInteraction-->sayHello error: ' + err);
                    done.fail(err);
                })
            });
            afterAll(function (done) {
                console.log('sayHello.afterAll');
                provider.removeInteractions().then(function () {
                    console.log('sayHello.afterAll done');
                    done();
                });
            });

            it("should say hello", function (done) {
                //Run the tests
                console.log('client.sayHello');
                client.sayHello().then(function (data) {
                    console.log('client.sayHello then');
                    expect(JSON.parse(data.responseText)).toEqual({reply: "Hello"});
                    done();
                }).catch(function (err) {
                    console.log('client.sayHello error');
                    done.fail(err);
                });
            });

            // verify with Pact, and reset expectations
            it('successfully verifies', function (done) {
                // Checks with the Mock Service if the expected interactions have been exercised.
                console.log('provider.verify');
                provider.verify().then(function (a) {
                    console.log('provider.verify done');
                    done();
                }, function (e) {
                    console.log('provider.verify error: ' + e);
                    done.fail(e);
                });
            });
        });
    });
});