Adds VMS send with optional parameters action test

Author: maciejlew

src/test/java/pl/smsapi/api/action/vms/VMSSendTest.java

@@ -46,4 +46,32 @@ public void executeSendMultipleVmsFromTTSRequest() throws SmsapiException {
         expectedRequestPayload.put("format", "json");
         assertEquals(expectedRequestPayload, requestStub.requestPayload);
     }
+
+    @Test
+    public void executeSendVmsWithOptionalFieldsRequest() throws SmsapiException {
+        ProxyRequestSpy requestStub = new ProxyRequestSpy(StatusJsonMother.create());
+        VMSSend action = new VMSSend("48123123123", "text to speech")
+            .setSkipGsm(true)
+            .setTtsLector(VMSSend.Lector.EWA)
+            .setInterval(1000)
+            .setFrom("test");
+
+        action.client(new ClientStub());
+        action.proxy(requestStub);
+
+        action.execute();
+
+        assertEquals("POST", requestStub.requestMethod);
+        assertEquals("vms.do", requestStub.requestEndpoint);
+        HashMap<String, String> expectedRequestPayload = new HashMap<>();
+        expectedRequestPayload.put("tts", "text to speech");
+        expectedRequestPayload.put("to", "48123123123");
+        expectedRequestPayload.put("format", "json");
+        expectedRequestPayload.put("skip_gsm", "1");
+        expectedRequestPayload.put("tts_lector", "ewa");
+        expectedRequestPayload.put("interval", "1000");
+        expectedRequestPayload.put("from", "test");
+
+        assertEquals(expectedRequestPayload, requestStub.requestPayload);
+    }
 }