refactor: add unit tests for DefaultManagedDependentResourceContext

Signed-off-by: Robert Young <[email protected]>

Author: robobario

Diff for: operator-framework-core/src/test/java/io/javaoperatorsdk/operator/api/reconciler/dependent/managed/DefaultManagedDependentResourceContextTest.java

@@ -0,0 +1,86 @@
+package io.javaoperatorsdk.operator.api.reconciler.dependent.managed;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+
+import org.junit.jupiter.api.Test;
+
+import io.javaoperatorsdk.operator.processing.dependent.workflow.WorkflowReconcileResult;
+
+import static io.javaoperatorsdk.operator.api.reconciler.dependent.managed.DefaultManagedDependentResourceContext.RECONCILE_RESULT_KEY;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+
+class DefaultManagedDependentResourceContextTest {
+
+  private ManagedDependentResourceContext context = new DefaultManagedDependentResourceContext();
+
+  @Test
+  void getWhenEmpty() {
+    Optional<String> actual = context.get("key", String.class);
+    assertThat(actual).isEmpty();
+  }
+
+  @Test
+  void get() {
+    context.put("key", "value");
+    Optional<String> actual = context.get("key", String.class);
+    assertThat(actual).contains("value");
+  }
+
+  @Test
+  void putNewValueOverwrites() {
+    context.put("key", "value");
+    context.put("key", "valueB");
+    Optional<String> actual = context.get("key", String.class);
+    assertThat(actual).contains("valueB");
+  }
+
+  @Test
+  void putNewValueReturnsPriorValue() {
+    context.put("key", "value");
+    Optional<String> actual = (Optional<String>) (Object) context.put("key", "valueB");
+    assertThat(actual).contains("value");
+  }
+
+  @Test
+  void putNullRemoves() {
+    context.put("key", "value");
+    context.put("key", null);
+    Optional<String> actual = context.get("key", String.class);
+    assertThat(actual).isEmpty();
+  }
+
+  @Test
+  void putNullReturnsPriorValue() {
+    context.put("key", "value");
+    Optional<String> actual = context.put("key", null);
+    assertThat(actual).contains("value");
+  }
+
+  @Test
+  void getMandatory() {
+    context.put("key", "value");
+    String actual = context.getMandatory("key", String.class);
+    assertThat(actual).isEqualTo("value");
+  }
+
+  @Test
+  void getMandatoryWhenEmpty() {
+    assertThatThrownBy(() -> {
+      context.getMandatory("key", String.class);
+    }).isInstanceOf(IllegalStateException.class)
+        .hasMessage(
+            "Mandatory attribute (key: key, type: java.lang.String) is missing or not of the expected type");
+  }
+
+  @Test
+  void getWorkflowReconcileResult() {
+    WorkflowReconcileResult result =
+        new WorkflowReconcileResult(List.of(), List.of(), Map.of(), Map.of());
+    context.put(RECONCILE_RESULT_KEY, result);
+    Optional<WorkflowReconcileResult> actual = context.getWorkflowReconcileResult();
+    assertThat(actual).containsSame(result);
+  }
+}