GH-764 - Prevent ApplicationModuleInformation from picking up info from nested packages.

spring-modulith-core/src/test/java/org/springframework/modulith/core/ApplicationModuleInformationUnitTests.java

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2024 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.modulith.core;
+
+import static org.assertj.core.api.Assertions.*;
+
+import reproducers.gh764.Entry;
+
+import org.junit.jupiter.api.Test;
+
+/**
+ * Unit tests for {@link ApplicationModuleInformation}.
+ *
+ * @author Oliver Drotbohm
+ */
+class ApplicationModuleInformationUnitTests {
+
+	@Test // GH-764
+	void doesNotConsiderAnnotationOnNestedPackageInfos() {
+
+		var pkg = TestUtils.getPackage(Entry.class);
+		var info = ApplicationModuleInformation.of(pkg);
+
+		assertThat(info.getDisplayName()).isEmpty();
+	}
+}

spring-modulith-core/src/test/java/reproducers/gh764/Entry.java

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2024 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 reproducers.gh764;
+
+/**
+ * @author Oliver Drotbohm
+ */
+public class Entry {}

spring-modulith-core/src/test/java/reproducers/gh764/nested/package-info.java

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+@org.springframework.modulith.ApplicationModule(displayName = "Nested")
+package reproducers.gh764.nested;