GH-1 - Update Maven artifact coordinates, package and directory structure.

Original pull request: GH-7.

spring-modulith-sample/src/main/java/com/acme/myproject/Application.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject;
+
+import org.springframework.modulith.Modulith;
+
+/**
+ * @author Oliver Gierke
+ */
+@Modulith
+public class Application {
+
+}

spring-modulith-sample/src/main/java/com/acme/myproject/complex/api/ComplexApiComponent.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.complex.api;
+
+/**
+ *
+ * @author Oliver Gierke
+ */
+public class ComplexApiComponent {
+
+}

spring-modulith-sample/src/main/java/com/acme/myproject/complex/api/package-info.java

@@ -0,0 +1,4 @@
+@NamedInterface("API")
+package com.acme.myproject.complex.api;
+
+import org.springframework.modulith.NamedInterface;

spring-modulith-sample/src/main/java/com/acme/myproject/complex/internal/ComplextInternalComponent.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.complex.internal;
+
+import org.springframework.stereotype.Component;
+
+/**
+ * @author Oliver Gierke
+ */
+@Component
+class ComplextInternalComponent {
+
+}

spring-modulith-sample/src/main/java/com/acme/myproject/complex/internal/FirstTypeBasedPort.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 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 com.acme.myproject.complex.internal;
+
+import org.springframework.modulith.NamedInterface;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@NamedInterface({ "Port 1", "Port 2" })
+public class FirstTypeBasedPort {
+
+}

spring-modulith-sample/src/main/java/com/acme/myproject/complex/internal/SecondTypeBasePort.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 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 com.acme.myproject.complex.internal;
+
+import org.springframework.modulith.NamedInterface;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@NamedInterface({ "Port 2", "Port 3" })
+public class SecondTypeBasePort {
+
+}

spring-modulith-sample/src/main/java/com/acme/myproject/complex/spi/ComplexSpiComponent.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.complex.spi;
+
+/**
+ *
+ * @author Oliver Gierke
+ */
+public class ComplexSpiComponent {
+
+}

spring-modulith-sample/src/main/java/com/acme/myproject/complex/spi/package-info.java

@@ -0,0 +1,4 @@
+@NamedInterface("SPI")
+package com.acme.myproject.complex.spi;
+
+import org.springframework.modulith.NamedInterface;

spring-modulith-sample/src/main/java/com/acme/myproject/cycleA/CycleA.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.cycleA;
+
+import com.acme.myproject.cycleB.CycleB;
+
+/**
+ * @author Oliver Gierke
+ */
+public class CycleA {
+	CycleB cycleB;
+}

spring-modulith-sample/src/main/java/com/acme/myproject/cycleB/CycleB.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.cycleB;
+
+import com.acme.myproject.cycleA.CycleA;
+
+/**
+ * @author Oliver Gierke
+ */
+public class CycleB {
+	CycleA cycleA;
+}

spring-modulith-sample/src/main/java/com/acme/myproject/fieldinjected/WithFieldInjection.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright 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
+ *
+ *      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.acme.myproject.fieldinjected;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.acme.myproject.moduleA.ServiceComponentA;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@Component
+public class WithFieldInjection {
+
+	@Autowired ServiceComponentA a;
+}

spring-modulith-sample/src/main/java/com/acme/myproject/invalid/InvalidComponent.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.invalid;
+
+import com.acme.myproject.moduleB.internal.InternalComponentB;
+
+/**
+ * @author Oliver Gierke
+ */
+public class InvalidComponent {
+
+	InvalidComponent(InternalComponentB invalidComponent) {}
+}

spring-modulith-sample/src/main/java/com/acme/myproject/invalid2/InvalidModuleDependency.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.invalid2;
+
+import com.acme.myproject.moduleA.ServiceComponentA;
+
+/**
+ * @author Oliver Gierke
+ */
+public class InvalidModuleDependency {
+
+	/**
+	 * The dependency is invalid as the module declaration only allows dependencies to Module B.
+	 * 
+	 * @param dependency
+	 */
+	public InvalidModuleDependency(ServiceComponentA dependency) {
+		// TODO Auto-generated constructor stub
+	}
+}

spring-modulith-sample/src/main/java/com/acme/myproject/invalid2/package-info.java

@@ -0,0 +1,4 @@
+@Module(allowedDependencies = "moduleB")
+package com.acme.myproject.invalid2;
+
+import org.springframework.modulith.Module;

spring-modulith-sample/src/main/java/com/acme/myproject/moduleA/ServiceComponentA.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2018-2019 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
+ *
+ *      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.acme.myproject.moduleA;
+
+import lombok.RequiredArgsConstructor;
+
+import org.springframework.context.ApplicationEventPublisher;
+import org.springframework.stereotype.Component;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@Component
+@RequiredArgsConstructor
+public class ServiceComponentA {
+
+	private final ApplicationEventPublisher publisher;
+
+	public void fireEvent() {
+		publisher.publishEvent(new SomeEventA("Message"));
+	}
+}

spring-modulith-sample/src/main/java/com/acme/myproject/moduleA/SomeConfigurationA.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleA;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+/**
+ * @author Oliver Gierke
+ */
+@Configuration
+public class SomeConfigurationA {
+
+	@Bean
+	SomeAtBeanComponentA atBeanComponent() {
+		return null;
+	}
+
+	public static class SomeAtBeanComponentA {}
+}

spring-modulith-sample/src/main/java/com/acme/myproject/moduleA/SomeEventA.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright 2018-2019 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
+ *
+ *      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.acme.myproject.moduleA;
+
+import lombok.Value;
+
+import org.jmolecules.event.annotation.DomainEvent;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@Value
+@DomainEvent
+public class SomeEventA {
+	String message;
+}

spring-modulith-sample/src/main/java/com/acme/myproject/moduleB/ServiceComponentB.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleB;
+
+import lombok.RequiredArgsConstructor;
+
+import org.springframework.stereotype.Component;
+
+import com.acme.myproject.moduleA.ServiceComponentA;
+import com.acme.myproject.moduleB.internal.InternalComponentB;
+
+/**
+ * @author Oliver Gierke
+ */
+@Component
+@RequiredArgsConstructor
+public class ServiceComponentB {
+
+	private final ServiceComponentA serviceComponentA;
+	private final InternalComponentB internalComponentB;
+}

spring-modulith-sample/src/main/java/com/acme/myproject/moduleB/SomeEventListenerB.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleB;
+
+import org.springframework.context.event.EventListener;
+import org.springframework.stereotype.Component;
+
+import com.acme.myproject.moduleA.SomeEventA;
+
+/**
+ * @author Oliver Gierke
+ */
+@Component
+class SomeEventListenerB {
+
+	@EventListener
+	void on(SomeEventA event) {}
+}

spring-modulith-sample/src/main/java/com/acme/myproject/moduleB/internal/InternalComponentB.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleB.internal;
+
+import org.springframework.stereotype.Component;
+
+/**
+ * @author Oliver Gierke
+ */
+@Component
+public class InternalComponentB {
+
+}

spring-modulith-sample/src/main/java/com/acme/myproject/moduleB/internal/SupportingComponentB.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleB.internal;
+
+import org.springframework.stereotype.Component;
+
+/**
+ * @author Oliver Gierke
+ */
+@Component
+class SupportingComponentB {
+
+}

spring-modulith-sample/src/main/java/com/acme/myproject/moduleC/ServiceComponentC.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleC;
+
+import lombok.RequiredArgsConstructor;
+
+import org.springframework.stereotype.Component;
+
+import com.acme.myproject.moduleB.ServiceComponentB;
+
+/**
+ * @author Oliver Gierke
+ */
+@Component
+@RequiredArgsConstructor
+class ServiceComponentC {
+	private final ServiceComponentB serviceComponentB;
+}

spring-modulith-sample/src/main/java/com/acme/myproject/moduleC/package-info.java

@@ -0,0 +1,4 @@
+@Module(displayName = "MyModule C")
+package com.acme.myproject.moduleC;
+
+import org.springframework.modulith.Module;

spring-modulith-sample/src/main/java/com/acme/myproject/stereotypes/Stereotypes.java

@@ -0,0 +1,83 @@
+/*
+ * Copyright 2020 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 com.acme.myproject.stereotypes;
+
+import lombok.Value;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.boot.context.properties.ConstructorBinding;
+import org.springframework.context.event.EventListener;
+import org.springframework.stereotype.Component;
+import org.springframework.stereotype.Controller;
+import org.springframework.stereotype.Repository;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.event.TransactionalEventListener;
+
+/**
+ * @author Oliver Drotbohm
+ */
+public class Stereotypes {
+
+	@Component
+	static class SomeComponent {}
+
+	@Controller
+	static class SomeController {}
+
+	@Service
+	static class SomeService {}
+
+	@Repository
+	static class SomeRepository {}
+
+	@Component
+	static class SomeRepresentations {}
+
+	@Component
+	static class SomeEventListener {
+
+		@EventListener
+		void someEventListener(Object event) {}
+	}
+
+	@Component
+	static class SomeTxEventListener {
+
+		@TransactionalEventListener
+		void someTxEventListener(Object event) {}
+	}
+
+	@Component // Used for documentation purposes
+	public static interface SomeAppInterface {};
+
+	@Component
+	static class SomeAppInterfaceImplementation implements SomeAppInterface {}
+
+	@Value
+	@ConstructorBinding
+	@ConfigurationProperties("org.springframework.modulith.sample")
+	static class SomeConfigurationProperties {
+
+		/**
+		 * Some test property.
+		 */
+		String test;
+
+		public SomeConfigurationProperties(String test) {
+			this.test = test;
+		}
+	}
+}

spring-modulith-sample/src/main/java/com/acme/myproject/stereotypes/web/WebRepresentations.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright 2020 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 com.acme.myproject.stereotypes.web;
+
+import org.springframework.stereotype.Component;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@Component
+public class WebRepresentations {
+
+}

spring-modulith-sample/src/test/java/com/acme/myproject/ModulithTest.java

@@ -0,0 +1,73 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject;
+
+import static org.assertj.core.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.modulith.model.Modules;
+import org.springframework.modulith.model.Modules.Filters;
+import org.springframework.modulith.model.Violations;
+
+import com.acme.myproject.invalid.InvalidComponent;
+import com.acme.myproject.moduleB.internal.InternalComponentB;
+import com.tngtech.archunit.base.DescribedPredicate;
+import com.tngtech.archunit.core.domain.JavaClass;
+
+/**
+ * Test cases to verify the validity of the overall modulith rules
+ *
+ * @author Oliver Gierke
+ * @author Peter Gafert
+ */
+class ModulithTest {
+
+	static final DescribedPredicate<JavaClass> DEFAULT_EXCLUSIONS = Filters.withoutModules("cycleA", "cycleB", "invalid2",
+			"fieldinjected");
+
+	@Test
+	void verifyModules() {
+
+		String componentName = InternalComponentB.class.getSimpleName();
+
+		assertThatExceptionOfType(Violations.class) //
+				.isThrownBy(() -> Modules.of(Application.class, DEFAULT_EXCLUSIONS).verify()) //
+				.withMessageContaining(String.format("Module '%s' depends on non-exposed type %s within module 'moduleB'",
+						"invalid", InternalComponentB.class.getName()))
+				.withMessageContaining(String.format("%s declares constructor %s(%s)", InvalidComponent.class.getSimpleName(),
+						InvalidComponent.class.getSimpleName(), componentName));
+	}
+
+	@Test
+	void verifyModulesWithoutInvalid() {
+		Modules.of(Application.class, DEFAULT_EXCLUSIONS.or(Filters.withoutModule("invalid"))).verify();
+	}
+
+	@Test
+	void detectsCycleBetweenModules() {
+
+		assertThatExceptionOfType(Violations.class) //
+				.isThrownBy(() -> Modules.of(Application.class, Filters.withoutModules("invalid", "invalid2")).verify()) //
+
+				// mentions modules
+				.withMessageContaining("cycleA") //
+				.withMessageContaining("cycleB") //
+
+				// mentions offending types
+				.withMessageContaining("CycleA") //
+				.withMessageContaining("CycleB");
+	}
+}

spring-modulith-sample/src/test/java/com/acme/myproject/NonVerifyingModuleTest.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.springframework.modulith.test.ModuleTest;
+import org.springframework.modulith.test.ModuleTest.BootstrapMode;
+import org.springframework.core.annotation.AliasFor;
+
+/**
+ * @author Oliver Gierke
+ */
+@Target(ElementType.TYPE)
+@Retention(RetentionPolicy.RUNTIME)
+@ModuleTest(verifyAutomatically = false)
+public @interface NonVerifyingModuleTest {
+
+	@AliasFor(annotation = ModuleTest.class, attribute = "mode")
+	BootstrapMode value() default BootstrapMode.STANDALONE;
+}

spring-modulith-sample/src/test/java/com/acme/myproject/complex/ComplexTest.java

@@ -0,0 +1,44 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.complex;
+
+import static org.assertj.core.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.modulith.model.NamedInterface;
+import org.springframework.modulith.model.NamedInterfaces;
+import org.springframework.modulith.test.ModuleTestExecution;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import com.acme.myproject.NonVerifyingModuleTest;
+
+/**
+ * @author Oliver Gierke
+ */
+@NonVerifyingModuleTest
+class ComplexTest {
+
+	@Autowired ModuleTestExecution moduleTest;
+
+	@Test
+	void exposesNamedInterfaces() {
+
+		NamedInterfaces interfaces = moduleTest.getModule().getNamedInterfaces();
+
+		assertThat(interfaces.stream().map(NamedInterface::getName)) //
+				.containsExactlyInAnyOrder("API", "SPI", "Port 1", "Port 2", "Port 3");
+	}
+}

spring-modulith-sample/src/test/java/com/acme/myproject/fieldinjected/FieldInjectedIntegrationTest.java

@@ -0,0 +1,50 @@
+/*
+ * Copyright 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
+ *
+ *      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.acme.myproject.fieldinjected;
+
+import static org.assertj.core.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.modulith.model.Modules;
+import org.springframework.modulith.test.ModuleTestExecution;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.mock.mockito.MockBean;
+
+import com.acme.myproject.NonVerifyingModuleTest;
+import com.acme.myproject.moduleA.ServiceComponentA;
+
+/**
+ * Integration tests to verify field injection is rejected.
+ *
+ * @author Oliver Drotbohm
+ */
+@NonVerifyingModuleTest
+class FieldInjectedIntegrationTest {
+
+	@Autowired ModuleTestExecution execution;
+
+	@MockBean ServiceComponentA dependency;
+
+	@Test
+	void rejectsFieldInjection() {
+
+		Modules modules = execution.getModules();
+
+		assertThat(execution.getModule().detectDependencies(modules)) //
+				.hasMessageContaining("field injection") //
+				.hasMessageContaining("WithFieldInjection.a"); // offending field
+	}
+}

spring-modulith-sample/src/test/java/com/acme/myproject/moduleA/ModuleATest.java

@@ -0,0 +1,63 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleA;
+
+import static org.assertj.core.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.modulith.test.PublishedEvents;
+import org.springframework.modulith.test.PublishedEvents.TypedPublishedEvents;
+import org.springframework.beans.factory.NoSuchBeanDefinitionException;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.ApplicationContext;
+
+import com.acme.myproject.NonVerifyingModuleTest;
+import com.acme.myproject.moduleB.ServiceComponentB;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@NonVerifyingModuleTest
+class ModuleATest {
+
+	@Autowired ApplicationContext context;
+	@Autowired PublishedEvents events;
+
+	@Test
+	void bootstrapsModuleAOnly() {
+
+		context.getBean(ServiceComponentA.class);
+
+		assertThatExceptionOfType(NoSuchBeanDefinitionException.class)
+				.isThrownBy(() -> context.getBean(ServiceComponentB.class));
+	}
+
+	@Test
+	void assertEventsFired() {
+
+		context.getBean(ServiceComponentA.class).fireEvent();
+
+		TypedPublishedEvents<SomeEventA> matching = events.ofType(SomeEventA.class) //
+				.matching(it -> it.getMessage().equals("Message"));
+
+		assertThat(matching).hasSize(1);
+	}
+
+	@Test
+	void injectsPublishedEventsIntoMethod(PublishedEvents events) {
+		assertThat(events).isNotNull();
+	}
+}

spring-modulith-sample/src/test/java/com/acme/myproject/moduleB/ModuleBTest.java

@@ -0,0 +1,91 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleB;
+
+import static org.assertj.core.api.Assertions.*;
+
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Test;
+import org.mockito.internal.creation.bytebuddy.MockAccess;
+import org.springframework.modulith.test.ModuleTest.BootstrapMode;
+import org.springframework.modulith.test.TestUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.AutoConfigurationPackages;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.context.ApplicationContext;
+
+import com.acme.myproject.NonVerifyingModuleTest;
+import com.acme.myproject.moduleA.ServiceComponentA;
+import com.acme.myproject.moduleB.internal.InternalComponentB;
+
+/**
+ * @author Oliver Gierke
+ */
+class ModuleBTest {
+
+	@Nested
+	static class WithoutMocksTest {
+
+		@Autowired ServiceComponentB serviceComponentB;
+
+		@NonVerifyingModuleTest
+		static class Config {}
+
+		@Test
+		void failsToStartBecauseServiceComponentAIsMissing() throws Exception {
+			TestUtils.assertDependencyMissing(WithoutMocksTest.Config.class, ServiceComponentA.class);
+		}
+	}
+
+	@Nested
+	@NonVerifyingModuleTest
+	static class WithMocksTest {
+
+		@Autowired ApplicationContext context;
+		@MockBean ServiceComponentA serviceComponentA;
+
+		@Test
+		void bootstrapsModuleB() {
+
+			context.getBean(ServiceComponentB.class);
+
+			assertThat(context.getBean(ServiceComponentA.class)).isInstanceOf(MockAccess.class);
+		}
+
+		@Test
+		void considersNestedPackagePartOfTheModuleByDefault() {
+			context.getBean(InternalComponentB.class);
+		}
+
+		@Test
+		void tweaksAutoConfigurationPackageToModulePackage() {
+
+			assertThat(AutoConfigurationPackages.get(context)) //
+					.containsExactly(getClass().getPackage().getName());
+		}
+	}
+
+	@Nested
+	@NonVerifyingModuleTest(BootstrapMode.DIRECT_DEPENDENCIES)
+	static class WithUpstreamModuleTest {
+
+		@Autowired ServiceComponentA componentA;
+		@Autowired ServiceComponentB componentB;
+
+		@Test
+		void bootstrapsContext() {}
+	}
+}

spring-modulith-sample/src/test/java/com/acme/myproject/moduleC/ModuleCTest.java

@@ -0,0 +1,85 @@
+/*
+ * Copyright 2018 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
+ *
+ *      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.acme.myproject.moduleC;
+
+import static org.assertj.core.api.Assertions.*;
+
+import org.junit.jupiter.api.Nested;
+import org.junit.jupiter.api.Test;
+import org.springframework.modulith.test.ModuleTest.BootstrapMode;
+import org.springframework.modulith.test.TestUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.mock.mockito.MockBean;
+
+import com.acme.myproject.NonVerifyingModuleTest;
+import com.acme.myproject.moduleA.ServiceComponentA;
+import com.acme.myproject.moduleB.ServiceComponentB;
+
+/**
+ * @author Oliver Gierke
+ */
+class ModuleCTest {
+
+	@Nested
+	public static class FailsStandaloneTest {
+
+		@NonVerifyingModuleTest
+		static class Config {}
+
+		@Test
+		void failsStandalone() {
+			TestUtils.assertDependencyMissing(FailsStandaloneTest.Config.class, ServiceComponentB.class);
+		}
+	}
+
+	@Nested
+	static class FailsWithDirectDependencyTest {
+
+		@NonVerifyingModuleTest(BootstrapMode.DIRECT_DEPENDENCIES)
+		static class Config {}
+
+		@Test
+		void failsWithDirectDependency() {
+			TestUtils.assertDependencyMissing(FailsWithDirectDependencyTest.Config.class, ServiceComponentA.class);
+		}
+	}
+
+	@Nested
+	@NonVerifyingModuleTest(BootstrapMode.DIRECT_DEPENDENCIES)
+	static class SucceedsWithDirectDependencyPlusItsDependenciesMocksTest {
+
+		@MockBean ServiceComponentA serviceComponentA;
+
+		@Test
+		void bootstrapsContext() {
+			assertThat(serviceComponentA).isNotNull();
+		}
+	}
+
+	@Nested
+	@NonVerifyingModuleTest(BootstrapMode.ALL_DEPENDENCIES)
+	static class SucceedsWithAllDependenciesTest {
+
+		@Autowired ServiceComponentA serviceComponentA;
+		@Autowired ServiceComponentB serviceComponentB;
+
+		@Test
+		void bootstrapsContext() {
+			assertThat(serviceComponentA).isNotNull();
+			assertThat(serviceComponentB).isNotNull();
+		}
+	}
+}

spring-modulith-sample/src/test/resources/logback.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<configuration>
+
+	<appender name="console" class="ch.qos.logback.core.ConsoleAppender">
+		<encoder>
+			<pattern>%d %5p %40.40c:%4L - %m%n</pattern>
+		</encoder>
+	</appender>
+
+	<root level="OFF">
+		<appender-ref ref="console" />
+	</root>
+
+</configuration>