🧪 #44 Add integration test for PauseConnectorCommand

src/main/java/org/kcctl/command/PauseConnectorCommand.java

@@ -22,25 +22,33 @@
 import org.kcctl.service.KafkaConnectApi;
 import org.kcctl.util.ConfigurationContext;
 
+import picocli.CommandLine;
 import picocli.CommandLine.Command;
 import picocli.CommandLine.Parameters;
 
 @Command(name = "connector", description = "Pauses the specified connector")
 public class PauseConnectorCommand implements Runnable {
 
-    @Inject
-    ConfigurationContext context;
-
     @Parameters(paramLabel = "NAME", description = "Name of the connector (e.g. 'my-connector')", completionCandidates = ConnectorNameCompletions.class)
     String name;
 
+    @CommandLine.Spec
+    private CommandLine.Model.CommandSpec spec;
+
+    private final ConfigurationContext context;
+
+    @Inject
+    public PauseConnectorCommand(ConfigurationContext context) {
+        this.context = context;
+    }
+
     @Override
     public void run() {
         KafkaConnectApi kafkaConnectApi = RestClientBuilder.newBuilder()
                 .baseUri(context.getCurrentContext().getCluster())
                 .build(KafkaConnectApi.class);
 
         kafkaConnectApi.pauseConnector(name);
-        System.out.println("Paused connector " + name);
+        spec.commandLine().getOut().println("Paused connector " + name);
     }
 }

src/test/java/org/kcctl/command/PauseConnectorCommandTest.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright 2021 The original 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.kcctl.command;
+
+import org.junit.jupiter.api.DisplayNameGeneration;
+import org.junit.jupiter.api.DisplayNameGenerator.ReplaceUnderscores;
+import org.junit.jupiter.api.Test;
+import org.kcctl.IntegrationTest;
+import org.kcctl.support.InjectCommandContext;
+import org.kcctl.support.KcctlCommandContext;
+
+import io.debezium.testing.testcontainers.Connector;
+import io.quarkus.test.junit.QuarkusTest;
+import picocli.CommandLine;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@QuarkusTest
+@DisplayNameGeneration(ReplaceUnderscores.class)
+class PauseConnectorCommandTest extends IntegrationTest {
+
+    @InjectCommandContext
+    KcctlCommandContext<PauseConnectorCommand> context;
+
+    @Test
+    public void should_pause_connector() {
+        registerTestConnector("test1");
+        registerTestConnector("test2");
+
+        int exitCode = context.commandLine().execute("test1");
+        assertThat(exitCode).isEqualTo(CommandLine.ExitCode.OK);
+        assertThat(context.output().toString().trim()).isEqualTo("Paused connector test1");
+
+        kafkaConnect.ensureConnectorState("test1", Connector.State.PAUSED);
+        kafkaConnect.ensureConnectorState("test2", Connector.State.RUNNING);
+    }
+}