components/camel-telegram/src/test/java/org/apache/camel/component/telegram/TelegramConsumerServiceErrorTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.camel.component.telegram;

import org.apache.camel.EndpointInject;
import org.apache.camel.RoutesBuilder;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.component.telegram.model.UpdateResult;
import org.apache.camel.component.telegram.util.TelegramTestSupport;
import org.junit.Before;
import org.junit.Test;

import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.when;

/**
 * Test the recovery after service unavailability.
 */
public class TelegramConsumerServiceErrorTest extends TelegramTestSupport {

    @EndpointInject("mock:telegram")
    private MockEndpoint endpoint;

    @Before
    public void mockAPIs() {
        TelegramService api = mockTelegramService();

        UpdateResult res1 = getJSONResource("messages/updates-single.json", UpdateResult.class);
        res1.getUpdates().get(0).getMessage().setText("message1");

        UpdateResult logicalErrorRes = getJSONResource("messages/updates-empty.json", UpdateResult.class);
        logicalErrorRes.setOk(false);

        UpdateResult defaultRes = getJSONResource("messages/updates-empty.json", UpdateResult.class);

        when(api.getUpdates(any(), any(), any(), any()))
                .thenThrow(new RuntimeException("Service exception"))
                .thenReturn(logicalErrorRes)
                .thenReturn(res1)
                .thenAnswer(i -> defaultRes);
    }

    @Test
    public void testConsumerRecovery() throws Exception {
        endpoint.expectedMinimumMessageCount(1);
        endpoint.expectedBodiesReceived("message1");

        endpoint.assertIsSatisfied();
    }

    @Override
    protected RoutesBuilder createRouteBuilder() throws Exception {
        return new RouteBuilder() {
            @Override
            public void configure() throws Exception {
                from("telegram:bots?authorizationToken=mock-token")
                        .convertBodyTo(String.class)
                        .to("mock:telegram");
            }
        };
    }

}