Add tests

LICENSE

@@ -21,4 +21,3 @@ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
-

test/ExponentialTime.spec.ts

@@ -100,4 +100,4 @@ describe('ExponentialTime', () => {
         expect(() => new ExponentialTime(INITIAL_TIME, MAX_TIME, DEFAULT_TIME_JITTER, -1))
             .toThrowError('Jitter factor must be non-negative');
     });
-});
+});

test/SimpleWebRequest.spec.ts

@@ -6,8 +6,8 @@ describe('SimpleWebRequest', () => {
     beforeEach(() => jasmine.Ajax.install());
     afterEach(() => jasmine.Ajax.uninstall());
 
-    it('performs simple request', () => {
-        const requestOptions = { priority: 0, contentType: 'json' };
+    it('performs GET request', () => {
+        const requestOptions = { contentType: 'json' };
         const requestHeaders = { 'Accept': 'application/json' };
         const statusCode = 200;
         const onSuccess = jasmine.createSpy('onSuccess');
@@ -28,5 +28,71 @@ describe('SimpleWebRequest', () => {
         expect(onSuccess).toHaveBeenCalledWith(response);
     })
 
-    // @TODO ...
-});
+    it('sends json POST request', () => {
+        const sendData = {
+            title: faker.name.title(),
+            text: faker.lorem.text(),
+        };
+        const requestOptions = { sendData };
+        const statusCode = 201;
+        const onSuccess = jasmine.createSpy('onSuccess');
+        const method = 'POST';
+        const body = { ...sendData, id: faker.random.uuid() };
+        const url = faker.internet.url();
+        const response = { ...DETAILED_RESPONSE, requestOptions, statusCode, method, body, url };
+
+        new SimpleWebRequest<string>(method, url, requestOptions)
+            .start()
+            .then(onSuccess);
+
+        const request = jasmine.Ajax.requests.mostRecent();
+        request.respondWith({ responseText: JSON.stringify(body), status: statusCode });
+
+        expect(request.url).toEqual(url);
+        expect(request.method).toEqual(method);
+        expect(request.status).toEqual(statusCode);
+        expect(onSuccess).toHaveBeenCalledWith(response);
+    })
+
+    it('allows to set request headers', () => {
+        const headers = {
+            'X-Requested-With': 'XMLHttpRequest',
+            'Max-Forwards': '10'
+        };
+        const method = 'POST';
+        const url = faker.internet.url();
+
+        new SimpleWebRequest<string>(url, method, {}, () => headers).start();
+
+        const request = jasmine.Ajax.requests.mostRecent();
+
+        expect(request.requestHeaders['X-Requested-With']).toEqual(headers['X-Requested-With']);
+        expect(request.requestHeaders['Max-Forwards']).toEqual(headers['Max-Forwards']);
+    });
+
+    it('forbids to set Accept header', () => {
+        const headers = {
+            'Accept': 'application/xml',
+        };
+        const method = 'GET';
+        const url = faker.internet.url();
+
+        expect(
+            () => new SimpleWebRequest<string>(url, method, {}, () => headers).start()
+        ).toThrowError(`Don't set Accept with options.headers -- use it with the options.acceptType property`)
+    })
+
+    it('forbids to set Content-Type header', () => {
+        const headers = {
+            'Content-Type': 'application/xml',
+        };
+        const method = 'GET';
+        const url = faker.internet.url();
+
+        expect(
+            () => new SimpleWebRequest<string>(url, method, {}, () => headers).start()
+        ).toThrowError(`Don't set Content-Type with options.headers -- use it with the options.contentType property`)
+    })
+
+    // @TODO Add more unit tests
+});