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Polish DefaultSingletonBeanRegistryTests

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This commit is contained in:
Sam Brannen
2023-07-09 15:28:05 +02:00
parent 6ea4d3794a
commit 0a4f290f0f
1 changed files with 15 additions and 24 deletions
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39
spring-beans/src/test/java/org/springframework/beans/factory/support/DefaultSingletonBeanRegistryTests.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2019 the original author or authors.
* Copyright 2002-2023 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.
@@ -28,36 +28,32 @@ import static org.assertj.core.api.Assertions.assertThat;
* @author Chris Beams
* @since 04.07.2006
*/
public class DefaultSingletonBeanRegistryTests {
class DefaultSingletonBeanRegistryTests {
private final DefaultSingletonBeanRegistry beanRegistry = new DefaultSingletonBeanRegistry();
@Test
public void testSingletons() {
DefaultSingletonBeanRegistry beanRegistry = new DefaultSingletonBeanRegistry();
void singletons() {
TestBean tb = new TestBean();
beanRegistry.registerSingleton("tb", tb);
assertThat(beanRegistry.getSingleton("tb")).isSameAs(tb);
TestBean tb2 = (TestBean) beanRegistry.getSingleton("tb2", () -> new TestBean());
TestBean tb2 = (TestBean) beanRegistry.getSingleton("tb2", TestBean::new);
assertThat(beanRegistry.getSingleton("tb2")).isSameAs(tb2);
assertThat(beanRegistry.getSingleton("tb")).isSameAs(tb);
assertThat(beanRegistry.getSingleton("tb2")).isSameAs(tb2);
assertThat(beanRegistry.getSingletonCount()).isEqualTo(2);
String[] names = beanRegistry.getSingletonNames();
assertThat(names.length).isEqualTo(2);
assertThat(names[0]).isEqualTo("tb");
assertThat(names[1]).isEqualTo("tb2");
assertThat(beanRegistry.getSingletonNames()).containsExactly("tb", "tb2");
beanRegistry.destroySingletons();
assertThat(beanRegistry.getSingletonCount()).isEqualTo(0);
assertThat(beanRegistry.getSingletonNames().length).isEqualTo(0);
assertThat(beanRegistry.getSingletonCount()).isZero();
assertThat(beanRegistry.getSingletonNames()).isEmpty();
}
@Test
public void testDisposableBean() {
DefaultSingletonBeanRegistry beanRegistry = new DefaultSingletonBeanRegistry();
void disposableBean() {
DerivedTestBean tb = new DerivedTestBean();
beanRegistry.registerSingleton("tb", tb);
beanRegistry.registerDisposableBean("tb", tb);
@@ -65,21 +61,16 @@ public class DefaultSingletonBeanRegistryTests {
assertThat(beanRegistry.getSingleton("tb")).isSameAs(tb);
assertThat(beanRegistry.getSingletonCount()).isEqualTo(1);
String[] names = beanRegistry.getSingletonNames();
assertThat(names.length).isEqualTo(1);
assertThat(names[0]).isEqualTo("tb");
assertThat(beanRegistry.getSingletonNames()).containsExactly("tb");
assertThat(tb.wasDestroyed()).isFalse();
beanRegistry.destroySingletons();
assertThat(beanRegistry.getSingletonCount()).isEqualTo(0);
assertThat(beanRegistry.getSingletonNames().length).isEqualTo(0);
assertThat(tb.wasDestroyed()).isTrue();
assertThat(beanRegistry.getSingletonCount()).isZero();
assertThat(beanRegistry.getSingletonNames()).isEmpty();
}
@Test
public void testDependentRegistration() {
DefaultSingletonBeanRegistry beanRegistry = new DefaultSingletonBeanRegistry();
void dependentRegistration() {
beanRegistry.registerDependentBean("a", "b");
beanRegistry.registerDependentBean("b", "c");
beanRegistry.registerDependentBean("c", "b");