@Test
public void shouldReceiveMessages() {
String body = "A message";
when(sqsClient.receiveMessage(any(ReceiveMessageRequest.class)).getMessages())
.thenReturn(Arrays.asList(new Message().withBody(body)));
List<String> messages = provider.receive();
assertThat(messages.size(), is(1));
assertThat(messages, hasItem(body));
}
@Test
public void shouldSendMessage() {
String message = "A message";
provider.send(message);
ArgumentCaptor<SendMessageRequest> argument = ArgumentCaptor.forClass(SendMessageRequest.class);
verify(sqsClient, times(1)).sendMessage(argument.capture());
SendMessageRequest request = argument.getValue();
assertThat(request.getMessageBody(), equalTo(message));
}