NotificationMessagingTemplateTest.java

/*
 * Copyright 2013-2014 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.cloud.aws.messaging.core;

import com.amazonaws.services.sns.AmazonSNS;
import com.amazonaws.services.sns.model.ListTopicsRequest;
import com.amazonaws.services.sns.model.ListTopicsResult;
import com.amazonaws.services.sns.model.MessageAttributeValue;
import com.amazonaws.services.sns.model.PublishRequest;
import com.amazonaws.services.sns.model.Topic;
import org.junit.Test;
import org.springframework.messaging.core.DestinationResolutionException;
import org.springframework.messaging.core.DestinationResolver;
import org.springframework.messaging.support.MessageBuilder;

import java.util.Locale;

import static org.mockito.Matchers.anyMapOf;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

/**
 * @author Alain Sahli
 */
public class NotificationMessagingTemplateTest {

    @Test
    public void send_validTextMessage_usesTopicChannel() throws Exception {
        // Arrange
        AmazonSNS amazonSns = mock(AmazonSNS.class);
        NotificationMessagingTemplate notificationMessagingTemplate = new NotificationMessagingTemplate(amazonSns);
        String physicalTopicName = "arn:aws:sns:eu-west:123456789012:test";
        when(amazonSns.listTopics(new ListTopicsRequest(null))).thenReturn(new ListTopicsResult().withTopics(new Topic().withTopicArn(physicalTopicName)));
        notificationMessagingTemplate.setDefaultDestinationName(physicalTopicName);

        // Act
        notificationMessagingTemplate.send(MessageBuilder.withPayload("Message content").build());

        // Assert
        verify(amazonSns).publish(new PublishRequest(physicalTopicName,
                "Message content", null).withMessageAttributes(anyMapOf(String.class, MessageAttributeValue.class)));
    }

    @Test
    public void send_validTextMessageWithCustomDestinationResolver_usesTopicChannel() throws Exception {
        // Arrange
        AmazonSNS amazonSns = mock(AmazonSNS.class);
        NotificationMessagingTemplate notificationMessagingTemplate = new NotificationMessagingTemplate(amazonSns, new DestinationResolver<String>() {

            @Override
            public String resolveDestination(String name) throws DestinationResolutionException {
                return name.toUpperCase(Locale.ENGLISH);
            }
        }, null);

        // Act
        notificationMessagingTemplate.send("test", MessageBuilder.withPayload("Message content").build());

        // Assert
        verify(amazonSns).publish(new PublishRequest("TEST",
                "Message content", null).withMessageAttributes(anyMapOf(String.class, MessageAttributeValue.class)));
    }

    @Test
    public void convertAndSend_withDestinationPayloadAndSubject_shouldSetSubject() throws Exception {
        // Arrange
        AmazonSNS amazonSns = mock(AmazonSNS.class);
        NotificationMessagingTemplate notificationMessagingTemplate = new NotificationMessagingTemplate(amazonSns);
        String physicalTopicName = "arn:aws:sns:eu-west:123456789012:test";
        when(amazonSns.listTopics(new ListTopicsRequest(null))).thenReturn(new ListTopicsResult().withTopics(new Topic().withTopicArn(physicalTopicName)));

        // Act
        notificationMessagingTemplate.sendNotification(physicalTopicName, "My message", "My subject");

        // Assert
        verify(amazonSns).publish(new PublishRequest(physicalTopicName, "My message", "My subject").withMessageAttributes(anyMapOf(String.class, MessageAttributeValue.class)));
    }

    @Test
    public void convertAndSend_withPayloadAndSubject_shouldSetSubject() throws Exception {
        // Arrange
        AmazonSNS amazonSns = mock(AmazonSNS.class);
        NotificationMessagingTemplate notificationMessagingTemplate = new NotificationMessagingTemplate(amazonSns);
        String physicalTopicName = "arn:aws:sns:eu-west:123456789012:test";
        when(amazonSns.listTopics(new ListTopicsRequest(null))).thenReturn(new ListTopicsResult().withTopics(new Topic().withTopicArn(physicalTopicName)));
        notificationMessagingTemplate.setDefaultDestinationName(physicalTopicName);

        // Act
        notificationMessagingTemplate.sendNotification("My message", "My subject");

        // Assert
        verify(amazonSns).publish(new PublishRequest(physicalTopicName, "My message", "My subject").withMessageAttributes(anyMapOf(String.class, MessageAttributeValue.class)));
    }

}