    @Test
    public void testAddEventWithPlus() throws Exception{

        setMockResponse(200, POST_EVENT_SUCCESS);

        client.addEvent("Test+test", TEST_EVENTS.get(0), null);

        ArgumentCaptor<Request> capturedRequest = ArgumentCaptor.forClass(Request.class);
        verify(mockHttpHandler).execute(capturedRequest.capture());
        assertThat(capturedRequest.getValue().url.toString(), endsWith("Test+test"));
    }