Polishing

spring-test/src/main/java/org/springframework/test/context/bean/override/BeanOverrideBeanFactoryPostProcessor.java

@@ -149,8 +149,10 @@ class BeanOverrideBeanFactoryPostProcessor implements BeanFactoryPostProcessor,
 				existingBeanDefinition = beanFactory.getBeanDefinition(beanName);
 			}
 			else if (enforceExistingDefinition) {
-				throw new IllegalStateException("Unable to override bean '" + beanName + "': there is no " +
-						"bean definition to replace with that name of type " + overrideMetadata.getBeanType());
+				throw new IllegalStateException("""
+						Unable to override bean: there is no bean definition to replace \
+						with name [%s] and type [%s]."""
+							.formatted(beanName, overrideMetadata.getBeanType()));
 			}
 			beanNameIncludingFactory = beanName;
 		}

spring-test/src/main/java/org/springframework/test/context/bean/override/BeanOverrideProcessor.java

@@ -40,9 +40,9 @@ public interface BeanOverrideProcessor {
 
 	/**
 	 * Create an {@link OverrideMetadata} instance for the given annotated field.
-	 * @param overrideAnnotation the composed annotation that defines the
-	 * {@link BeanOverride @BeanOverride} that triggers this processor
-	 * @param testClass the test class being processed
+	 * @param overrideAnnotation the composed annotation that declares the
+	 * {@link BeanOverride @BeanOverride} annotation that triggers this processor
+	 * @param testClass the test class to process
 	 * @param field the annotated field
 	 * @return the {@link OverrideMetadata} instance that should handle the
 	 * given field

spring-test/src/main/java/org/springframework/test/context/bean/override/convention/TestBeanOverrideMetadata.java

@@ -81,4 +81,5 @@ final class TestBeanOverrideMetadata extends OverrideMetadata {
 	public int hashCode() {
 		return this.overrideMethod.hashCode() * 29 + super.hashCode();
 	}
+
 }