Derive FlywayConnectionDetails from JdbcConnectionDetails

Rather than implementing factories for FlywayConnectionDetails for
each supported SQL database, we instead use a factory to takes
JdbcConnectionDetails as a source and produces
FlywayConnectionDetails.

Closes gh-35138

spring-boot-project/spring-boot-docker-compose/src/test/java/org/springframework/boot/docker/compose/service/connection/flyway/JdbcAdaptingFlywayConnectionDetailsFactoryIntegrationTests.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2012-2023 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.boot.docker.compose.service.connection.flyway;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.boot.autoconfigure.flyway.FlywayConnectionDetails;
+import org.springframework.boot.docker.compose.service.connection.test.AbstractDockerComposeIntegrationTests;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Integration tests for {@link JdbcAdaptingFlywayConnectionDetailsFactory}.
+ *
+ * @author Andy Wilkinson
+ */
+class JdbcAdaptingFlywayConnectionDetailsFactoryIntegrationTests extends AbstractDockerComposeIntegrationTests {
+
+	JdbcAdaptingFlywayConnectionDetailsFactoryIntegrationTests() {
+		super("flyway-compose.yaml");
+	}
+
+	@Test
+	void runCreatesConnectionDetails() {
+		FlywayConnectionDetails connectionDetails = run(FlywayConnectionDetails.class);
+		assertThat(connectionDetails.getUsername()).isEqualTo("myuser");
+		assertThat(connectionDetails.getPassword()).isEqualTo("secret");
+		assertThat(connectionDetails.getJdbcUrl()).startsWith("jdbc:postgresql://").endsWith("/mydatabase");
+	}
+
+}

spring-boot-project/spring-boot-docker-compose/src/test/resources/org/springframework/boot/docker/compose/service/connection/flyway/flyway-compose.yaml

@@ -0,0 +1,9 @@
+services:
+  database:
+    image: 'postgres:15.2'
+    ports:
+      - '5432'
+    environment:
+      - 'POSTGRES_USER=myuser'
+      - 'POSTGRES_DB=mydatabase'
+      - 'POSTGRES_PASSWORD=secret'