Replace superclass exposure in case of late configuration class skipping

Closes gh-28676

spring-context/src/test/java/org/springframework/context/annotation/configuration/ConfigurationPhasesKnownSuperclassesTests.java

@@ -0,0 +1,129 @@
+/*
+ * Copyright 2002-2024 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.context.annotation.configuration;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ConditionContext;
+import org.springframework.context.annotation.Conditional;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.ConfigurationCondition;
+import org.springframework.context.annotation.Import;
+import org.springframework.core.type.AnnotatedTypeMetadata;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * @author Andy Wilkinson
+ * @since 6.2
+ */
+class ConfigurationPhasesKnownSuperclassesTests {
+
+	@Test
+	void superclassSkippedInParseConfigurationPhaseShouldNotPreventSubsequentProcessingOfSameSuperclass() {
+		try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(ParseConfigurationPhase.class)) {
+			assertThat(context.getBean("subclassBean")).isEqualTo("bravo");
+			assertThat(context.getBean("superclassBean")).isEqualTo("superclass");
+		}
+	}
+
+	@Test
+	void superclassSkippedInRegisterBeanPhaseShouldNotPreventSubsequentProcessingOfSameSuperclass() {
+		try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext(RegisterBeanPhase.class)) {
+			assertThat(context.getBean("subclassBean")).isEqualTo("bravo");
+			assertThat(context.getBean("superclassBean")).isEqualTo("superclass");
+		}
+	}
+
+
+	@Configuration(proxyBeanMethods = false)
+	static class Example {
+
+		@Bean
+		String superclassBean() {
+			return "superclass";
+		}
+	}
+
+	@Configuration(proxyBeanMethods = false)
+	@Import({RegisterBeanPhaseExample.class, BravoExample.class})
+	static class RegisterBeanPhase {
+	}
+
+	@Conditional(NonMatchingRegisterBeanPhaseCondition.class)
+	@Configuration(proxyBeanMethods = false)
+	static class RegisterBeanPhaseExample extends Example {
+
+		@Bean
+		String subclassBean() {
+			return "alpha";
+		}
+	}
+
+	@Configuration(proxyBeanMethods = false)
+	@Import({ParseConfigurationPhaseExample.class, BravoExample.class})
+	static class ParseConfigurationPhase {
+	}
+
+	@Conditional(NonMatchingParseConfigurationPhaseCondition.class)
+	@Configuration(proxyBeanMethods = false)
+	static class ParseConfigurationPhaseExample extends Example {
+
+		@Bean
+		String subclassBean() {
+			return "alpha";
+		}
+	}
+
+	@Configuration(proxyBeanMethods = false)
+	static class BravoExample extends Example {
+
+		@Bean
+		String subclassBean() {
+			return "bravo";
+		}
+	}
+
+	static class NonMatchingRegisterBeanPhaseCondition implements ConfigurationCondition {
+
+		@Override
+		public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
+			return false;
+		}
+
+		@Override
+		public ConfigurationPhase getConfigurationPhase() {
+			return ConfigurationPhase.REGISTER_BEAN;
+		}
+	}
+
+	static class NonMatchingParseConfigurationPhaseCondition implements ConfigurationCondition {
+
+		@Override
+		public boolean matches(ConditionContext context, AnnotatedTypeMetadata metadata) {
+			return false;
+		}
+
+		@Override
+		public ConfigurationPhase getConfigurationPhase() {
+			return ConfigurationPhase.PARSE_CONFIGURATION;
+		}
+	}
+
+}