test(extensions): verify fields are injected into superclass

The extensions should inject the ZeebeClient and the ZeebeTestEngine into the fields available with this type. This test will verify that this happens for both the embedded engine and the testcontainers engine.

qa/abstracts/src/main/java/io/camunda/zeebe/process/test/qa/abstracts/injection/AbstractInheritanceInjectionTest.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright © 2021 camunda services GmbH (info@camunda.com)
+ *
+ * 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 io.camunda.zeebe.process.test.qa.abstracts.injection;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import io.camunda.zeebe.client.ZeebeClient;
+import io.camunda.zeebe.process.test.api.ZeebeTestEngine;
+import org.junit.jupiter.api.Test;
+
+public abstract class AbstractInheritanceInjectionTest {
+  protected ZeebeClient client;
+  protected ZeebeTestEngine engine;
+
+  @Test
+  void testFieldsAreInjectedSuccessfully() {
+    assertThat(client).isNotNull();
+    assertThat(engine).isNotNull();
+  }
+}

qa/embedded/src/test/java/io/camunda/zeebe/process/test/qa/embedded/injection/InheritanceInjectionTest.java

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+/*
+ * Copyright © 2021 camunda services GmbH (info@camunda.com)
+ *
+ * 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 io.camunda.zeebe.process.test.qa.embedded.injection;
+
+import io.camunda.zeebe.process.test.extension.ZeebeProcessTest;
+import io.camunda.zeebe.process.test.qa.abstracts.injection.AbstractInheritanceInjectionTest;
+
+@ZeebeProcessTest
+class InheritanceInjectionTest extends AbstractInheritanceInjectionTest {}

qa/testcontainers/src/test/java/io/camunda/zeebe/process/test/qa/testcontainer/injection/InheritanceInjectionTest.java

@@ -0,0 +1,23 @@
+/*
+ * Copyright © 2021 camunda services GmbH (info@camunda.com)
+ *
+ * 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 io.camunda.zeebe.process.test.qa.testcontainer.injection;
+
+import io.camunda.zeebe.process.test.extension.testcontainer.ZeebeProcessTest;
+import io.camunda.zeebe.process.test.qa.abstracts.injection.AbstractInheritanceInjectionTest;
+
+@ZeebeProcessTest
+class InheritanceInjectionTest extends AbstractInheritanceInjectionTest {}