Replace AssertionsForClassTypes with Assertions

Closes gh-34821

Signed-off-by: Johnny Lim <izeye@naver.com>

spring-beans/src/test/java/org/springframework/beans/factory/support/CglibSubclassingInstantiationStrategyTests.java

@@ -25,8 +25,8 @@ import org.assertj.core.api.ThrowableAssert.ThrowingCallable;
 import org.jspecify.annotations.Nullable;
 import org.junit.jupiter.api.Test;
 
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
 
 /**
  * Tests for {@link CglibSubclassingInstantiationStrategy}.

spring-context/src/test/java/org/springframework/cache/annotation/ReactiveCachingTests.java

@@ -43,7 +43,7 @@ import org.springframework.context.annotation.Configuration;
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
-import static org.assertj.core.api.AssertionsForClassTypes.catchThrowable;
+import static org.assertj.core.api.Assertions.catchThrowable;
 
 /**
  * Tests for annotation-based caching methods that use reactive operators.

spring-core/src/test/java/org/springframework/core/serializer/SerializerTests.java

@@ -25,7 +25,7 @@ import org.junit.jupiter.api.Test;
 
 import org.springframework.core.serializer.support.SerializationDelegate;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+import static org.assertj.core.api.Assertions.assertThat;
 
 /**
  * Tests for {@link Serializer}, {@link Deserializer}, and {@link SerializationDelegate}.

spring-test/src/test/java/org/springframework/test/context/support/BootstrapTestUtilsMergedConfigTests.java

@@ -21,7 +21,6 @@ import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 
-import org.assertj.core.api.AssertionsForClassTypes;
 import org.junit.jupiter.api.Test;
 
 import org.springframework.context.annotation.Configuration;
@@ -271,10 +270,7 @@ class BootstrapTestUtilsMergedConfigTests extends AbstractContextConfigurationUt
 
 		MergedContextConfiguration parent = mergedConfig.getParent();
 		assertThat(parent).as("parent config").isNotNull();
-		// The following does not work -- at least not in Eclipse.
-		// assertThat(parent.getClasses())...
-		// So we use AssertionsForClassTypes directly.
-		AssertionsForClassTypes.assertThat(parent.getClasses()).containsExactly(FooConfig.class);
+		assertThat(parent.getClasses()).containsExactly(FooConfig.class);
 
 		assertMergedConfig(mergedConfig, testClass, EMPTY_STRING_ARRAY, expectedClasses,
 			AnnotationConfigContextLoader.class);
@@ -294,7 +290,7 @@ class BootstrapTestUtilsMergedConfigTests extends AbstractContextConfigurationUt
 
 		MergedContextConfiguration parent = mergedConfig.getParent();
 		assertThat(parent).as("parent config").isNotNull();
-		AssertionsForClassTypes.assertThat(parent.getClasses()).containsExactly(FooConfig.class);
+		assertThat(parent.getClasses()).containsExactly(FooConfig.class);
 
 		assertMergedConfig(mergedConfig, enclosingTestClass, EMPTY_STRING_ARRAY, expectedClasses,
 			AnnotationConfigContextLoader.class);
@@ -313,7 +309,7 @@ class BootstrapTestUtilsMergedConfigTests extends AbstractContextConfigurationUt
 
 		MergedContextConfiguration parent = mergedConfig.getParent();
 		assertThat(parent).as("parent config").isNotNull();
-		AssertionsForClassTypes.assertThat(parent.getClasses()).containsExactly(FooConfig.class);
+		assertThat(parent.getClasses()).containsExactly(FooConfig.class);
 
 		assertMergedConfig(mergedConfig, testClass, EMPTY_STRING_ARRAY, expectedClasses,
 			AnnotationConfigContextLoader.class);

spring-tx/src/test/java/org/springframework/transaction/annotation/EnableTransactionManagementTests.java

@@ -48,7 +48,7 @@ import org.springframework.transaction.testfixture.CallCountingTransactionManage
 
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatException;
-import static org.assertj.core.api.AssertionsForClassTypes.assertThatExceptionOfType;
+import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
 import static org.springframework.transaction.annotation.RollbackOn.ALL_EXCEPTIONS;
 
 /**

spring-web/src/test/java/org/springframework/core/convert/support/IntegerToEnumConverterFactoryTests.java

@@ -23,7 +23,7 @@ import org.junit.jupiter.params.provider.CsvSource;
 import org.springframework.core.convert.converter.Converter;
 
 import static org.assertj.core.api.Assertions.assertThat;
-import static org.assertj.core.api.AssertionsForClassTypes.assertThatExceptionOfType;
+import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
 
 /**
  * Tests for {@link IntegerToEnumConverterFactory}.

spring-web/src/test/java/org/springframework/web/accept/DefaultApiVersionStrategiesTests.java

@@ -23,8 +23,8 @@ import org.junit.jupiter.api.Test;
 
 import org.springframework.web.testfixture.servlet.MockHttpServletRequest;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
-import static org.assertj.core.api.AssertionsForClassTypes.assertThatThrownBy;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 /**
  * Unit tests for {@link DefaultApiVersionStrategy}.

spring-web/src/test/java/org/springframework/web/accept/PathApiVersionResolverTests.java

@@ -21,7 +21,7 @@ import org.junit.jupiter.api.Test;
 import org.springframework.web.testfixture.servlet.MockHttpServletRequest;
 import org.springframework.web.util.ServletRequestPathUtils;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+import static org.assertj.core.api.Assertions.assertThat;
 
 /**
  * Unit tests for {@link PathApiVersionResolver}.

spring-web/src/test/java/org/springframework/web/accept/SemanticApiVersionParserTests.java

@@ -20,8 +20,8 @@ import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.ValueSource;
 
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
 
 /**
  * Unit tests for {@link SemanticApiVersionParser}.

spring-webflux/src/test/java/org/springframework/web/reactive/accept/DefaultApiVersionStrategiesTests.java

@@ -27,8 +27,8 @@ import org.springframework.web.server.ServerWebExchange;
 import org.springframework.web.testfixture.http.server.reactive.MockServerHttpRequest;
 import org.springframework.web.testfixture.server.MockServerWebExchange;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
-import static org.assertj.core.api.AssertionsForClassTypes.assertThatThrownBy;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 /**
  * Unit tests for {@link org.springframework.web.accept.DefaultApiVersionStrategy}.

spring-webflux/src/test/java/org/springframework/web/reactive/accept/PathApiVersionResolverTests.java

@@ -22,7 +22,7 @@ import org.springframework.web.server.ServerWebExchange;
 import org.springframework.web.testfixture.http.server.reactive.MockServerHttpRequest;
 import org.springframework.web.testfixture.server.MockServerWebExchange;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+import static org.assertj.core.api.Assertions.assertThat;
 
 /**
  * Unit tests for {@link org.springframework.web.accept.PathApiVersionResolver}.

spring-webflux/src/test/java/org/springframework/web/reactive/result/condition/VersionRequestConditionTests.java

@@ -30,8 +30,8 @@ import org.springframework.web.server.ServerWebExchange;
 import org.springframework.web.testfixture.http.server.reactive.MockServerHttpRequest;
 import org.springframework.web.testfixture.server.MockServerWebExchange;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
-import static org.assertj.core.api.AssertionsForClassTypes.assertThatThrownBy;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 /**
  * Unit tests for {@link VersionRequestCondition}.

spring-webflux/src/test/java/org/springframework/web/reactive/result/view/FragmentViewResolutionResultHandlerTests.java

@@ -47,7 +47,7 @@ import org.springframework.web.testfixture.http.server.reactive.MockServerHttpRe
 import org.springframework.web.testfixture.http.server.reactive.MockServerHttpResponse;
 import org.springframework.web.testfixture.server.MockServerWebExchange;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.springframework.web.testfixture.method.ResolvableMethod.on;
 
 /**

spring-webflux/src/test/java/org/springframework/web/reactive/socket/server/upgrade/ReactorNettyRequestUpgradeStrategyTests.java

@@ -19,7 +19,7 @@ package org.springframework.web.reactive.socket.server.upgrade;
 import org.junit.jupiter.api.Test;
 import reactor.netty.http.server.WebsocketServerSpec;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+import static org.assertj.core.api.Assertions.assertThat;
 
 /**
  * Tests for {@link ReactorNettyRequestUpgradeStrategy}.

spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/condition/VersionRequestConditionTests.java

@@ -28,8 +28,8 @@ import org.springframework.web.accept.NotAcceptableApiVersionException;
 import org.springframework.web.accept.SemanticApiVersionParser;
 import org.springframework.web.testfixture.servlet.MockHttpServletRequest;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
-import static org.assertj.core.api.AssertionsForClassTypes.assertThatThrownBy;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 /**
  * Unit tests for {@link VersionRequestCondition}.

spring-webmvc/src/test/java/org/springframework/web/servlet/mvc/method/annotation/RequestMappingVersionHandlerMethodTests.java

@@ -33,7 +33,7 @@ import org.springframework.web.testfixture.servlet.MockHttpServletRequest;
 import org.springframework.web.testfixture.servlet.MockHttpServletResponse;
 import org.springframework.web.testfixture.servlet.MockServletConfig;
 
-import static org.assertj.core.api.AssertionsForClassTypes.assertThat;
+import static org.assertj.core.api.Assertions.assertThat;
 
 /**
  * Integration tests for API versioning.