Polishing.

Make count assertions case-insensitive regarding the count column name. Add missing license headers. Support DatabaseContainer without a database name.

See #230

src/test/java/org/springframework/data/r2dbc/connectionfactory/SingleConnectionConnectionFactoryUnitTests.java

@@ -34,10 +34,10 @@
  *
  * @author Mark Paluch
  */
-public class SingleConnectionConnectionFactoryUnitTests {
+class SingleConnectionConnectionFactoryUnitTests {
 
 	@Test // gh-204
-	public void shouldAllocateSameConnection() {
+	void shouldAllocateSameConnection() {
 
 		SingleConnectionConnectionFactory factory = new SingleConnectionConnectionFactory("r2dbc:h2:mem:///foo", false);
 
@@ -52,7 +52,7 @@ public void shouldAllocateSameConnection() {
 	}
 
 	@Test // gh-204
-	public void shouldApplyAutoCommit() {
+	void shouldApplyAutoCommit() {
 
 		SingleConnectionConnectionFactory factory = new SingleConnectionConnectionFactory("r2dbc:h2:mem:///foo", false);
 		factory.setAutoCommit(false);
@@ -71,7 +71,7 @@ public void shouldApplyAutoCommit() {
 	}
 
 	@Test // gh-204
-	public void shouldSuppressClose() {
+	void shouldSuppressClose() {
 
 		SingleConnectionConnectionFactory factory = new SingleConnectionConnectionFactory("r2dbc:h2:mem:///foo", true);
 
@@ -87,7 +87,7 @@ public void shouldSuppressClose() {
 	}
 
 	@Test // gh-204
-	public void shouldNotSuppressClose() {
+	void shouldNotSuppressClose() {
 
 		SingleConnectionConnectionFactory factory = new SingleConnectionConnectionFactory("r2dbc:h2:mem:///foo", false);
 
@@ -101,7 +101,7 @@ public void shouldNotSuppressClose() {
 	}
 
 	@Test // gh-204
-	public void releaseConnectionShouldCloseUnrelatedConnection() {
+	void releaseConnectionShouldCloseUnrelatedConnection() {
 
 		Connection connectionMock = mock(Connection.class);
 		Connection otherConnection = mock(Connection.class);

src/test/java/org/springframework/data/r2dbc/dialect/PostgresDialectUnitTests.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2019-2021 the original author or 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
+ *
+ *      https://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.springframework.data.r2dbc.dialect;
 
 import static org.assertj.core.api.Assertions.*;

src/test/java/org/springframework/data/r2dbc/dialect/SqlServerDialectUnitTests.java

@@ -1,3 +1,18 @@
+/*
+ * Copyright 2019-2021 the original author or 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
+ *
+ *      https://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.springframework.data.r2dbc.dialect;
 
 import static org.assertj.core.api.Assertions.*;

src/test/java/org/springframework/data/r2dbc/repository/AbstractR2dbcRepositoryIntegrationTests.java

@@ -28,7 +28,6 @@
 import reactor.test.StepVerifier;
 
 import java.util.Arrays;
-import java.util.Collections;
 import java.util.Map;
 import java.util.stream.IntStream;
 
@@ -214,7 +213,7 @@ void shouldDeleteUsingQueryMethod() {
 				.verifyComplete();
 
 		Map<String, Object> count = jdbc.queryForMap("SELECT count(*) AS count FROM legoset");
-		assertThat(count).hasEntrySatisfying("count", numberOf(1));
+		assertThat(getCount(count)).satisfies(numberOf(1));
 	}
 
 	@Test // gh-335
@@ -293,11 +292,13 @@ public void shouldInsertItemsTransactional() {
 		Mono<Map<String, Object>> nonTransactional = repository.save(legoSet2) //
 				.map(it -> jdbc.queryForMap("SELECT count(*) AS count FROM legoset"));
 
-		transactional.as(StepVerifier::create).expectNext(Collections.singletonMap("count", 0L)).verifyComplete();
-		nonTransactional.as(StepVerifier::create).expectNext(Collections.singletonMap("count", 2L)).verifyComplete();
+		transactional.as(StepVerifier::create).assertNext(actual -> assertThat(getCount(actual)).satisfies(numberOf(0)))
+				.verifyComplete();
+		nonTransactional.as(StepVerifier::create).assertNext(actual -> assertThat(getCount(actual)).satisfies(numberOf(2)))
+				.verifyComplete();
 
-		Map<String, Object> count = jdbc.queryForMap("SELECT count(*) AS count FROM legoset");
-		assertThat(count).hasEntrySatisfying("count", numberOf(2));
+		Map<String, Object> map = jdbc.queryForMap("SELECT count(*) AS count FROM legoset");
+		assertThat(getCount(map)).satisfies(numberOf(2));
 	}
 
 	@Test // gh-363
@@ -353,6 +354,10 @@ void shouldDeleteAllAndReturnCount() {
 				.verifyComplete();
 	}
 
+	private static Object getCount(Map<String, Object> map) {
+		return map.getOrDefault("count", map.get("COUNT"));
+	}
+
 	private Condition<? super Object> numberOf(int expected) {
 		return new Condition<>(it -> {
 			return it instanceof Number && ((Number) it).intValue() == expected;

src/test/java/org/springframework/data/r2dbc/testing/ExternalDatabase.java

@@ -138,7 +138,6 @@ public static ProvidedDatabaseBuilder builder(JdbcDatabaseContainer container) {
 					.port(container.getFirstMappedPort()) //
 					.username(container.getUsername()) //
 					.password(container.getPassword()) //
-					.database(container.getDatabaseName()) //
 					.jdbcUrl(container.getJdbcUrl());
 		}
 

src/test/java/org/springframework/data/r2dbc/testing/H2TestSupport.java

@@ -69,6 +69,7 @@ public static DataSource createDataSource() {
 		dataSource.setUsername("sa");
 		dataSource.setPassword("");
 		dataSource.setUrl("jdbc:h2:mem:r2dbc;DB_CLOSE_DELAY=-1");
+		dataSource.setDriverClassName("org.h2.Driver");
 
 		return dataSource;
 	}

src/test/java/org/springframework/data/r2dbc/testing/MariaDbTestSupport.java

@@ -85,7 +85,7 @@ private static ExternalDatabase getFirstWorkingDatabase(Supplier<ExternalDatabas
 	}
 
 	/**
-	 * Returns a locally provided database at {@code postgres:@localhost:5432/postgres}.
+	 * Returns a locally provided database .
 	 */
 	private static ExternalDatabase local() {
 
@@ -112,6 +112,7 @@ private static ExternalDatabase testContainer() {
 
 				testContainerDatabase = ProvidedDatabase.builder(container) //
 						.username("root") //
+						.database(container.getDatabaseName()) //
 						.build();
 			} catch (IllegalStateException ise) {
 				// docker not available.

src/test/java/org/springframework/data/r2dbc/testing/MySqlTestSupport.java

@@ -57,7 +57,7 @@ public class MySqlTestSupport {
 			+ ") ENGINE=InnoDB;";
 
 	/**
-	 * Returns a database either hosted locally at {@code postgres:@localhost:5432/postgres} or running inside Docker.
+	 * Returns a database either hosted locally or running inside Docker.
 	 *
 	 * @return information about the database. Guaranteed to be not {@literal null}.
 	 */
@@ -88,7 +88,7 @@ private static ExternalDatabase getFirstWorkingDatabase(Supplier<ExternalDatabas
 	}
 
 	/**
-	 * Returns a locally provided database at {@code postgres:@localhost:5432/postgres}.
+	 * Returns a locally provided database.
 	 */
 	private static ExternalDatabase local() {
 
@@ -114,6 +114,7 @@ private static ExternalDatabase testContainer() {
 				container.start();
 
 				testContainerDatabase = ProvidedDatabase.builder(container) //
+						.database(container.getDatabaseName()) //
 						.username("root") //
 						.build();
 			} catch (IllegalStateException ise) {

src/test/java/org/springframework/data/r2dbc/testing/PostgresTestSupport.java

@@ -98,7 +98,7 @@ private static ExternalDatabase testContainer() {
 						PostgreSQLContainer.IMAGE + ":" + PostgreSQLContainer.DEFAULT_TAG);
 				container.start();
 
-				testContainerDatabase = ProvidedDatabase.from(container);
+				testContainerDatabase = ProvidedDatabase.builder(container).database(container.getDatabaseName()).build();
 
 			} catch (IllegalStateException ise) {
 				// docker not available.