Add runtime hints for annotations using @WithSecurityContext

Closes gh-12215

etc/checkstyle/checkstyle.xml

@@ -20,6 +20,7 @@
 		<property name="avoidStaticImportExcludes" value="org.springframework.security.web.csrf.CsrfTokenAssert.*" />
 		<property name="avoidStaticImportExcludes" value="org.springframework.security.web.util.matcher.AntPathRequestMatcher.*" />
 		<property name="avoidStaticImportExcludes" value="org.springframework.security.web.util.matcher.RegexRequestMatcher.*" />
+		<property name="avoidStaticImportExcludes" value="org.springframework.core.annotation.MergedAnnotations.SearchStrategy.*" />
 	</module>
 	<module name="com.puppycrawl.tools.checkstyle.TreeWalker">
  		<module name="com.puppycrawl.tools.checkstyle.checks.regexp.RegexpSinglelineJavaCheck">

test/src/main/java/org/springframework/security/test/aot/hint/WithSecurityContextTestRuntimeHints.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2002-2022 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.security.test.aot.hint;
+
+import java.util.Arrays;
+
+import org.springframework.aot.hint.MemberCategory;
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.core.annotation.MergedAnnotation;
+import org.springframework.core.annotation.MergedAnnotations;
+import org.springframework.security.test.context.support.WithSecurityContext;
+import org.springframework.test.context.aot.TestRuntimeHintsRegistrar;
+
+import static org.springframework.core.annotation.MergedAnnotations.SearchStrategy.SUPERCLASS;
+
+/**
+ * {@link TestRuntimeHintsRegistrar} implementation that register runtime hints for
+ * {@link WithSecurityContext#factory()} classes.
+ *
+ * @author Marcus da Coregio
+ * @since 6.0
+ */
+class WithSecurityContextTestRuntimeHints implements TestRuntimeHintsRegistrar {
+
+	@Override
+	public void registerHints(RuntimeHints hints, Class<?> testClass, ClassLoader classLoader) {
+		Arrays.stream(testClass.getDeclaredMethods())
+				.map((method) -> MergedAnnotations.from(method, SUPERCLASS).get(WithSecurityContext.class))
+				.filter(MergedAnnotation::isPresent)
+				.map((withSecurityContext) -> withSecurityContext.getClass("factory"))
+				.forEach((factory) -> registerDeclaredConstructors(hints, factory));
+	}
+
+	private void registerDeclaredConstructors(RuntimeHints hints, Class<?> factory) {
+		hints.reflection().registerType(factory, MemberCategory.INVOKE_DECLARED_CONSTRUCTORS);
+	}
+
+}

test/src/main/resources/META-INF/spring/aot.factories

@@ -0,0 +1,2 @@
+org.springframework.test.context.aot.TestRuntimeHintsRegistrar=\
+org.springframework.security.test.aot.hint.WithSecurityContextTestRuntimeHints

test/src/test/java/org/springframework/security/test/aot/hint/WithSecurityContextTestRuntimeHintsTests.java

@@ -0,0 +1,103 @@
+/*
+ * Copyright 2002-2022 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.security.test.aot.hint;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import org.springframework.aot.hint.MemberCategory;
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.aot.hint.TypeReference;
+import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.security.core.context.SecurityContext;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.test.context.support.WithAnonymousUser;
+import org.springframework.security.test.context.support.WithMockUser;
+import org.springframework.security.test.context.support.WithSecurityContext;
+import org.springframework.security.test.context.support.WithSecurityContextFactory;
+import org.springframework.security.test.context.support.WithUserDetails;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link WithSecurityContextTestRuntimeHints}.
+ */
+class WithSecurityContextTestRuntimeHintsTests {
+
+	private final RuntimeHints hints = new RuntimeHints();
+
+	private final WithSecurityContextTestRuntimeHints registrar = new WithSecurityContextTestRuntimeHints();
+
+	@BeforeEach
+	void setup() {
+		this.registrar.registerHints(this.hints, WithSecurityContextTestRuntimeHintsTests.class,
+				WithSecurityContextTestRuntimeHintsTests.class.getClassLoader());
+	}
+
+	@Test
+	@WithMockUser
+	void withMockUserHasHints() {
+		assertThat(RuntimeHintsPredicates.reflection()
+				.onType(TypeReference
+						.of("org.springframework.security.test.context.support.WithMockUserSecurityContextFactory"))
+				.withMemberCategory(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS)).accepts(this.hints);
+	}
+
+	@Test
+	@WithAnonymousUser
+	void withAnonymousUserHasHints() {
+		assertThat(RuntimeHintsPredicates.reflection()
+				.onType(TypeReference.of(
+						"org.springframework.security.test.context.support.WithAnonymousUserSecurityContextFactory"))
+				.withMemberCategory(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS)).accepts(this.hints);
+	}
+
+	@Test
+	@WithUserDetails
+	void withUserDetailsHasHints() {
+		assertThat(RuntimeHintsPredicates.reflection()
+				.onType(TypeReference
+						.of("org.springframework.security.test.context.support.WithUserDetailsSecurityContextFactory"))
+				.withMemberCategory(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS)).accepts(this.hints);
+	}
+
+	@Test
+	@WithMockTestUser
+	void withMockTestUserHasHints() {
+		assertThat(RuntimeHintsPredicates.reflection().onType(WithMockTestUserSecurityContextFactory.class)
+				.withMemberCategory(MemberCategory.INVOKE_DECLARED_CONSTRUCTORS)).accepts(this.hints);
+	}
+
+	@Retention(RetentionPolicy.RUNTIME)
+	@WithSecurityContext(factory = WithMockTestUserSecurityContextFactory.class)
+	@interface WithMockTestUser {
+
+	}
+
+	static class WithMockTestUserSecurityContextFactory implements WithSecurityContextFactory<WithMockTestUser> {
+
+		@Override
+		public SecurityContext createSecurityContext(WithMockTestUser annotation) {
+			return SecurityContextHolder.createEmptyContext();
+		}
+
+	}
+
+}