Merge pull request #162 from phocassoftware/ability-to-specify-class-to-build-all-options-for-testing

ability to specify all options for a test with a class

Author: ashley-taylor

graphql-database-manager-test/src/main/java/com/phocassoftware/graphql/database/manager/test/TestDatabaseProvider.java

@@ -22,10 +22,11 @@
 import org.junit.jupiter.api.extension.*;
 import org.junit.jupiter.api.extension.ExtensionContext.Namespace;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.phocassoftware.graphql.database.manager.Database;
 import com.phocassoftware.graphql.database.manager.VirtualDatabase;
 import com.phocassoftware.graphql.database.manager.dynamo.DynamoDbManager;
-import com.phocassoftware.graphql.database.manager.test.annotations.ProviderFunction;
+import com.phocassoftware.graphql.database.manager.test.annotations.*;
 import com.phocassoftware.graphql.database.manager.test.annotations.TestDatabase;
 
 import software.amazon.awssdk.services.dynamodb.DynamoDbAsyncClient;
@@ -61,9 +62,9 @@ public boolean supportsParameter(ParameterContext parameterContext, ExtensionCon
 		var testDatabase = getTestDatabase(testMethod);
 
 		if (testDatabase != null) {
-			return Stream
-				.of(testDatabase.providers())
-				.map(t -> create(t))
+			return testDatabase
+				.providers()
+				.stream()
 				.anyMatch(provider -> parameterContext.getParameter().getType().isAssignableFrom(provider.type()));
 		}
 
@@ -89,11 +90,14 @@ public Object resolveParameter(ParameterContext parameterContext, ExtensionConte
 	public void beforeEach(ExtensionContext extensionContext) throws Exception {
 		var wrapper = getServer();
 		final var testMethod = extensionContext.getRequiredTestMethod();
+
+		TestDatabaseSetup setup;
+
 		var testDatabase = getTestDatabase(testMethod);
 
 		var classPath = testDatabase.classPath();
 		var hashed = testDatabase.hashed();
-		var objectMapper = testDatabase.objectMapper().getConstructor().newInstance().get();
+		var objectMapper = testDatabase.objectMapper();
 
 		final var withHistory = Arrays
 			.stream(testMethod.getParameters())
@@ -126,9 +130,9 @@ public void beforeEach(ExtensionContext extensionContext) throws Exception {
 					} else if (type.isAssignableFrom(Database.class)) {
 						return provider.getDatabase();
 					} else {
-						var builder = Stream
-							.of(testDatabase.providers())
-							.map(t -> create(t))
+						var builder = testDatabase
+							.providers()
+							.stream()
 							.filter(p -> type.isAssignableFrom(p.type()))
 							.findAny()
 							.orElse(null);
@@ -180,19 +184,37 @@ private ServerWrapper getServer() throws Exception {
 
 	}
 
-	private TestDatabase getTestDatabase(AnnotatedElement annotatedElement) {
-		var annotation = annotatedElement.getAnnotation(TestDatabase.class);
-		if (annotation != null) {
-			return annotation;
-		}
-		for (var a : annotatedElement.getAnnotations()) {
-			annotation = getTestDatabase(a.annotationType());
+	private TestDatabaseSetup getTestDatabase(AnnotatedElement annotatedElement) {
+		try {
+			var annotation = annotatedElement.getAnnotation(TestDatabase.class);
+			var classBased = annotatedElement.getAnnotation(TestDatabaseBuilder.class);
+			if (annotation == null && classBased == null) {
+				for (var a : annotatedElement.getAnnotations()) {
+					var setup = getTestDatabase(a.annotationType());
+					if (setup != null) {
+						return setup;
+					}
+				}
+			}
 			if (annotation != null) {
-				return annotation;
+				var providers = Stream
+					.of(annotation.providers())
+					.map(t -> create(t))
+					.toList();
+
+				var objectMapper = annotation.objectMapper().getConstructor().newInstance().get();
+				return new TestDatabaseAnnotationSetup(annotation.classPath(), annotation.hashed(), objectMapper, providers);
 			}
+
+			return classBased.value().getConstructor().newInstance();
+
+		} catch (ReflectiveOperationException e) {
+			throw new RuntimeException(e);
 		}
-		return null;
 	}
 
 	record ServerWrapper(DynamoDbClient client, DynamoDbAsyncClient clientAsync, DynamoDbStreamsAsyncClient streamClient) {}
+
+	record TestDatabaseAnnotationSetup(String classPath, boolean hashed, ObjectMapper objectMapper, List<? extends ProviderFunction<?>> providers) implements
+		TestDatabaseSetup {}
 }

graphql-database-manager-test/src/main/java/com/phocassoftware/graphql/database/manager/test/annotations/TestDatabase.java

@@ -33,4 +33,5 @@
 	Class<? extends Supplier<ObjectMapper>> objectMapper();
 
 	Class<? extends ProviderFunction<?>>[] providers() default {};
+
 }

graphql-database-manager-test/src/main/java/com/phocassoftware/graphql/database/manager/test/annotations/TestDatabaseBuilder.java

@@ -0,0 +1,30 @@
+/*
+ * 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 com.phocassoftware.graphql.database.manager.test.annotations;
+
+import java.lang.annotation.*;
+import java.util.function.Supplier;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.phocassoftware.graphql.database.manager.test.TestDatabaseProvider;
+
+@Target(ElementType.ANNOTATION_TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+@Test
+@ExtendWith(TestDatabaseProvider.class)
+public @interface TestDatabaseBuilder {
+	Class<? extends TestDatabaseSetup> value();
+}

graphql-database-manager-test/src/main/java/com/phocassoftware/graphql/database/manager/test/annotations/TestDatabaseSetup.java

@@ -0,0 +1,30 @@
+/*
+ * 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 com.phocassoftware.graphql.database.manager.test.annotations;
+
+import java.util.List;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+public interface TestDatabaseSetup {
+
+	default List<? extends ProviderFunction<?>> providers() {
+		return List.of();
+	}
+
+	String classPath();
+
+	boolean hashed();
+
+	ObjectMapper objectMapper();
+
+}

graphql-database-manager-test/src/test/java/com/phocassoftware/graphql/database/manager/test/DynamoDbQueryTest.java

@@ -22,7 +22,7 @@
 
 final class DynamoDbQueryTest {
 
-	@TestDatabase
+	@TestDatabaseClassBased
 	void testSimpleQuery(final Database db) throws InterruptedException, ExecutionException {
 		db.put(new SimpleTable("garry")).get();
 		db.put(new SimpleTable("bob")).get();

graphql-database-manager-test/src/test/java/com/phocassoftware/graphql/database/manager/test/TestDatabaseClassBased.java

@@ -0,0 +1,43 @@
+/*
+ * 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 com.phocassoftware.graphql.database.manager.test;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.phocassoftware.graphql.database.manager.test.annotations.TestDatabaseSetup;
+
+@Retention(RetentionPolicy.RUNTIME)
+@com.phocassoftware.graphql.database.manager.test.annotations.TestDatabaseBuilder(value = TestDatabaseClassBased.ClassBaseSetup.class)
+public @interface TestDatabaseClassBased {
+
+	class ClassBaseSetup implements TestDatabaseSetup {
+
+		@Override
+		public String classPath() {
+			return "com.phocassoftware.graphql.database.manager.test";
+		}
+
+		@Override
+		public boolean hashed() {
+			return true;
+		}
+
+		@Override
+		public ObjectMapper objectMapper() {
+			return new ObjectMapperCreator().get();
+		}
+
+	}
+
+}