Verify meta @TestPropertySource overrides meta-meta declaration

This commit introduces tests which verify that properties configured via
@TestPropertySource used as a meta-annotation override those configured
via @TestPropertySource used as a meta-meta-annotation.

See gh-23320

Author: sbrannen

spring-test/src/test/java/org/springframework/test/context/env/repeatable/LocalInlinedPropertyAndMetaInlinedPropertyTests.java

@@ -35,7 +35,7 @@ public class LocalInlinedPropertyAndMetaInlinedPropertyTests extends AbstractRep
 	@Test
 	public void test() {
 		assertEnvironmentValue("key1", "local");
-		assertEnvironmentValue("meta", "inlined");
+		assertEnvironmentValue("enigma", "meta");
 	}
 
 }

spring-test/src/test/java/org/springframework/test/context/env/repeatable/LocalInlinedPropertyAndMetaMetaInlinedPropertyTests.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright 2002-2019 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.test.context.env.repeatable;
+
+import org.junit.Test;
+
+import org.springframework.test.context.TestPropertySource;
+
+/**
+ * Integration tests for {@link TestPropertySource @TestPropertySource} as a
+ * repeatable annotation.
+ *
+ * @author Anatoliy Korovin
+ * @author Sam Brannen
+ * @since 5.2
+ */
+@TestPropertySource(properties = "key1 = local")
+@MetaComposedTestProperty
+public class LocalInlinedPropertyAndMetaMetaInlinedPropertyTests extends AbstractRepeatableTestPropertySourceTests {
+
+	@Test
+	public void test() {
+		assertEnvironmentValue("key1", "local");
+		assertEnvironmentValue("enigma", "meta meta");
+	}
+
+}

spring-test/src/test/java/org/springframework/test/context/env/repeatable/LocalInlinedPropertyOverridesMetaInlinedPropertyTests.java

@@ -28,13 +28,13 @@
  * @author Sam Brannen
  * @since 5.2
  */
-@TestPropertySource(properties = "meta = local override")
+@TestPropertySource(properties = "enigma = local override")
 @MetaInlinedTestProperty
 public class LocalInlinedPropertyOverridesMetaInlinedPropertyTests extends AbstractRepeatableTestPropertySourceTests {
 
 	@Test
 	public void test() {
-		assertEnvironmentValue("meta", "local override");
+		assertEnvironmentValue("enigma", "local override");
 	}
 
 }

spring-test/src/test/java/org/springframework/test/context/env/repeatable/MetaComposedTestProperty.java

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2002-2019 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.test.context.env.repeatable;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.env.repeatable.MetaComposedTestProperty.MetaMetaInlinedTestProperty;
+
+/**
+ * Composed annotation that declares a property via
+ * {@link TestPropertySource @TestPropertySource} used as a meta-meta-annotation.
+ *
+ * @author Sam Brannen
+ * @since 5.2
+ */
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+@MetaMetaInlinedTestProperty
+@interface MetaComposedTestProperty {
+
+	@Target(ElementType.TYPE)
+	@Retention(RetentionPolicy.RUNTIME)
+	@TestPropertySource(properties = "enigma = meta meta")
+	@interface MetaMetaInlinedTestProperty {
+	}
+
+}

spring-test/src/test/java/org/springframework/test/context/env/repeatable/MetaInlinedPropertyOverridesMetaMetaInlinedPropertyTests.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2002-2019 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.test.context.env.repeatable;
+
+import org.junit.Test;
+
+import org.springframework.test.context.TestPropertySource;
+
+/**
+ * Integration tests for {@link TestPropertySource @TestPropertySource} as a
+ * repeatable annotation.
+ *
+ * @author Sam Brannen
+ * @since 5.2
+ */
+@MetaInlinedTestProperty
+@MetaComposedTestProperty
+public class MetaInlinedPropertyOverridesMetaMetaInlinedPropertyTests extends AbstractRepeatableTestPropertySourceTests {
+
+	@Test
+	public void test() {
+		assertEnvironmentValue("enigma", "meta");
+	}
+
+}

spring-test/src/test/java/org/springframework/test/context/env/repeatable/MetaInlinedTestProperty.java

@@ -32,6 +32,6 @@
  */
 @Target(ElementType.TYPE)
 @Retention(RetentionPolicy.RUNTIME)
-@TestPropertySource(properties = "meta = inlined")
+@TestPropertySource(properties = "enigma = meta")
 @interface MetaInlinedTestProperty {
 }