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Polish GenericApplicationContextTests

This commit is contained in:
Sam Brannen 2022-06-27 17:05:02 +02:00
parent 0c9def89de
commit a970516080
1 changed files with 52 additions and 65 deletions
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117
spring-context/src/test/java/org/springframework/context/support/GenericApplicationContextTests.java
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@ -16,6 +16,7 @@
package org.springframework.context.support; package org.springframework.context.support;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test; import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.NoUniqueBeanDefinitionException; import org.springframework.beans.factory.NoUniqueBeanDefinitionException;
@ -24,7 +25,6 @@ import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.context.ApplicationContext; import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware; import org.springframework.context.ApplicationContextAware;
import org.springframework.core.metrics.jfr.FlightRecorderApplicationStartup; import org.springframework.core.metrics.jfr.FlightRecorderApplicationStartup;
import org.springframework.util.ObjectUtils;
import static org.assertj.core.api.Assertions.assertThat; import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType; import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
@ -36,72 +36,70 @@ import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
*/ */
class GenericApplicationContextTests { class GenericApplicationContextTests {
private final GenericApplicationContext context = new GenericApplicationContext();
@AfterEach
void closeContext() {
context.close();
}
@Test @Test
void getBeanForClass() { void getBeanForClass() {
GenericApplicationContext ac = new GenericApplicationContext(); context.registerBeanDefinition("testBean", new RootBeanDefinition(String.class));
ac.registerBeanDefinition("testBean", new RootBeanDefinition(String.class)); context.refresh();
ac.refresh();
assertThat(ac.getBean("testBean")).isEqualTo(""); assertThat(context.getBean("testBean")).isEqualTo("");
assertThat(ac.getBean(String.class)).isSameAs(ac.getBean("testBean")); assertThat(context.getBean(String.class)).isSameAs(context.getBean("testBean"));
assertThat(ac.getBean(CharSequence.class)).isSameAs(ac.getBean("testBean")); assertThat(context.getBean(CharSequence.class)).isSameAs(context.getBean("testBean"));
assertThatExceptionOfType(NoUniqueBeanDefinitionException.class).isThrownBy(() -> assertThatExceptionOfType(NoUniqueBeanDefinitionException.class)
ac.getBean(Object.class)); .isThrownBy(() -> context.getBean(Object.class));
ac.close();
} }
@Test @Test
void withSingletonSupplier() { void withSingletonSupplier() {
GenericApplicationContext ac = new GenericApplicationContext(); context.registerBeanDefinition("testBean", new RootBeanDefinition(String.class, context::toString));
ac.registerBeanDefinition("testBean", new RootBeanDefinition(String.class, ac::toString)); context.refresh();
ac.refresh();
assertThat(ac.getBean("testBean")).isSameAs(ac.getBean("testBean")); assertThat(context.getBean("testBean")).isSameAs(context.getBean("testBean"));
assertThat(ac.getBean(String.class)).isSameAs(ac.getBean("testBean")); assertThat(context.getBean(String.class)).isSameAs(context.getBean("testBean"));
assertThat(ac.getBean(CharSequence.class)).isSameAs(ac.getBean("testBean")); assertThat(context.getBean(CharSequence.class)).isSameAs(context.getBean("testBean"));
assertThat(ac.getBean("testBean")).isEqualTo(ac.toString()); assertThat(context.getBean("testBean")).isEqualTo(context.toString());
ac.close();
} }
@Test @Test
void withScopedSupplier() { void withScopedSupplier() {
GenericApplicationContext ac = new GenericApplicationContext(); context.registerBeanDefinition("testBean",
ac.registerBeanDefinition("testBean", new RootBeanDefinition(String.class, BeanDefinition.SCOPE_PROTOTYPE, context::toString));
new RootBeanDefinition(String.class, BeanDefinition.SCOPE_PROTOTYPE, ac::toString)); context.refresh();
ac.refresh();
assertThat(ac.getBean("testBean")).isNotSameAs(ac.getBean("testBean")); assertThat(context.getBean("testBean")).isNotSameAs(context.getBean("testBean"));
assertThat(ac.getBean(String.class)).isEqualTo(ac.getBean("testBean")); assertThat(context.getBean(String.class)).isEqualTo(context.getBean("testBean"));
assertThat(ac.getBean(CharSequence.class)).isEqualTo(ac.getBean("testBean")); assertThat(context.getBean(CharSequence.class)).isEqualTo(context.getBean("testBean"));
assertThat(ac.getBean("testBean")).isEqualTo(ac.toString()); assertThat(context.getBean("testBean")).isEqualTo(context.toString());
ac.close();
} }
@Test @Test
void accessAfterClosing() { void accessAfterClosing() {
GenericApplicationContext ac = new GenericApplicationContext(); context.registerBeanDefinition("testBean", new RootBeanDefinition(String.class));
ac.registerBeanDefinition("testBean", new RootBeanDefinition(String.class)); context.refresh();
ac.refresh();
assertThat(ac.getBean(String.class)).isSameAs(ac.getBean("testBean")); assertThat(context.getBean(String.class)).isSameAs(context.getBean("testBean"));
assertThat(ac.getAutowireCapableBeanFactory().getBean(String.class)).isSameAs(ac.getAutowireCapableBeanFactory().getBean("testBean")); assertThat(context.getAutowireCapableBeanFactory().getBean(String.class))
.isSameAs(context.getAutowireCapableBeanFactory().getBean("testBean"));
ac.close(); context.close();
assertThatIllegalStateException().isThrownBy(() -> assertThatIllegalStateException()
ac.getBean(String.class)); .isThrownBy(() -> context.getBean(String.class));
assertThatIllegalStateException()
assertThatIllegalStateException().isThrownBy(() -> { .isThrownBy(() -> context.getAutowireCapableBeanFactory().getBean(String.class));
ac.getAutowireCapableBeanFactory().getBean("testBean"); assertThatIllegalStateException()
ac.getAutowireCapableBeanFactory().getBean(String.class); .isThrownBy(() -> context.getAutowireCapableBeanFactory().getBean("testBean"));
});
ac.close();
} }
@Test @Test
void individualBeans() { void individualBeans() {
GenericApplicationContext context = new GenericApplicationContext();
context.registerBean(BeanA.class); context.registerBean(BeanA.class);
context.registerBean(BeanB.class); context.registerBean(BeanB.class);
context.registerBean(BeanC.class); context.registerBean(BeanC.class);
@ -110,12 +108,10 @@ class GenericApplicationContextTests {
assertThat(context.getBean(BeanA.class).b).isSameAs(context.getBean(BeanB.class)); assertThat(context.getBean(BeanA.class).b).isSameAs(context.getBean(BeanB.class));
assertThat(context.getBean(BeanA.class).c).isSameAs(context.getBean(BeanC.class)); assertThat(context.getBean(BeanA.class).c).isSameAs(context.getBean(BeanC.class));
assertThat(context.getBean(BeanB.class).applicationContext).isSameAs(context); assertThat(context.getBean(BeanB.class).applicationContext).isSameAs(context);
context.close();
} }
@Test @Test
void individualNamedBeans() { void individualNamedBeans() {
GenericApplicationContext context = new GenericApplicationContext();
context.registerBean("a", BeanA.class); context.registerBean("a", BeanA.class);
context.registerBean("b", BeanB.class); context.registerBean("b", BeanB.class);
context.registerBean("c", BeanC.class); context.registerBean("c", BeanC.class);
@ -124,12 +120,10 @@ class GenericApplicationContextTests {
assertThat(context.getBean("a", BeanA.class).b).isSameAs(context.getBean("b")); assertThat(context.getBean("a", BeanA.class).b).isSameAs(context.getBean("b"));
assertThat(context.getBean("a", BeanA.class).c).isSameAs(context.getBean("c")); assertThat(context.getBean("a", BeanA.class).c).isSameAs(context.getBean("c"));
assertThat(context.getBean("b", BeanB.class).applicationContext).isSameAs(context); assertThat(context.getBean("b", BeanB.class).applicationContext).isSameAs(context);
context.close();
} }
@Test @Test
void individualBeanWithSupplier() { void individualBeanWithSupplier() {
GenericApplicationContext context = new GenericApplicationContext();
context.registerBean(BeanA.class, context.registerBean(BeanA.class,
() -> new BeanA(context.getBean(BeanB.class), context.getBean(BeanC.class))); () -> new BeanA(context.getBean(BeanB.class), context.getBean(BeanC.class)));
context.registerBean(BeanB.class, BeanB::new); context.registerBean(BeanB.class, BeanB::new);
@ -141,14 +135,14 @@ class GenericApplicationContextTests {
assertThat(context.getBean(BeanA.class).c).isSameAs(context.getBean(BeanC.class)); assertThat(context.getBean(BeanA.class).c).isSameAs(context.getBean(BeanC.class));
assertThat(context.getBean(BeanB.class).applicationContext).isSameAs(context); assertThat(context.getBean(BeanB.class).applicationContext).isSameAs(context);
assertThat(context.getDefaultListableBeanFactory().getDependentBeans(BeanB.class.getName())).isEqualTo(new String[] {BeanA.class.getName()}); assertThat(context.getDefaultListableBeanFactory().getDependentBeans(BeanB.class.getName()))
assertThat(context.getDefaultListableBeanFactory().getDependentBeans(BeanC.class.getName())).isEqualTo(new String[] {BeanA.class.getName()}); .containsExactly(BeanA.class.getName());
context.close(); assertThat(context.getDefaultListableBeanFactory().getDependentBeans(BeanC.class.getName()))
.containsExactly(BeanA.class.getName());
} }
@Test @Test
void individualBeanWithSupplierAndCustomizer() { void individualBeanWithSupplierAndCustomizer() {
GenericApplicationContext context = new GenericApplicationContext();
context.registerBean(BeanA.class, context.registerBean(BeanA.class,
() -> new BeanA(context.getBean(BeanB.class), context.getBean(BeanC.class)), () -> new BeanA(context.getBean(BeanB.class), context.getBean(BeanC.class)),
bd -> bd.setLazyInit(true)); bd -> bd.setLazyInit(true));
@ -160,12 +154,10 @@ class GenericApplicationContextTests {
assertThat(context.getBean(BeanA.class).b).isSameAs(context.getBean(BeanB.class)); assertThat(context.getBean(BeanA.class).b).isSameAs(context.getBean(BeanB.class));
assertThat(context.getBean(BeanA.class).c).isSameAs(context.getBean(BeanC.class)); assertThat(context.getBean(BeanA.class).c).isSameAs(context.getBean(BeanC.class));
assertThat(context.getBean(BeanB.class).applicationContext).isSameAs(context); assertThat(context.getBean(BeanB.class).applicationContext).isSameAs(context);
context.close();
} }
@Test @Test
void individualNamedBeanWithSupplier() { void individualNamedBeanWithSupplier() {
GenericApplicationContext context = new GenericApplicationContext();
context.registerBean("a", BeanA.class, context.registerBean("a", BeanA.class,
() -> new BeanA(context.getBean(BeanB.class), context.getBean(BeanC.class))); () -> new BeanA(context.getBean(BeanB.class), context.getBean(BeanC.class)));
context.registerBean("b", BeanB.class, BeanB::new); context.registerBean("b", BeanB.class, BeanB::new);
@ -176,12 +168,10 @@ class GenericApplicationContextTests {
assertThat(context.getBean(BeanA.class).b).isSameAs(context.getBean("b", BeanB.class)); assertThat(context.getBean(BeanA.class).b).isSameAs(context.getBean("b", BeanB.class));
assertThat(context.getBean("a", BeanA.class).c).isSameAs(context.getBean("c")); assertThat(context.getBean("a", BeanA.class).c).isSameAs(context.getBean("c"));
assertThat(context.getBean("b", BeanB.class).applicationContext).isSameAs(context); assertThat(context.getBean("b", BeanB.class).applicationContext).isSameAs(context);
context.close();
} }
@Test @Test
void individualNamedBeanWithSupplierAndCustomizer() { void individualNamedBeanWithSupplierAndCustomizer() {
GenericApplicationContext context = new GenericApplicationContext();
context.registerBean("a", BeanA.class, context.registerBean("a", BeanA.class,
() -> new BeanA(context.getBean(BeanB.class), context.getBean(BeanC.class)), () -> new BeanA(context.getBean(BeanB.class), context.getBean(BeanC.class)),
bd -> bd.setLazyInit(true)); bd -> bd.setLazyInit(true));
@ -193,33 +183,30 @@ class GenericApplicationContextTests {
assertThat(context.getBean(BeanA.class).b).isSameAs(context.getBean("b", BeanB.class)); assertThat(context.getBean(BeanA.class).b).isSameAs(context.getBean("b", BeanB.class));
assertThat(context.getBean("a", BeanA.class).c).isSameAs(context.getBean("c")); assertThat(context.getBean("a", BeanA.class).c).isSameAs(context.getBean("c"));
assertThat(context.getBean("b", BeanB.class).applicationContext).isSameAs(context); assertThat(context.getBean("b", BeanB.class).applicationContext).isSameAs(context);
context.close();
} }
@Test @Test
void individualBeanWithNullReturningSupplier() { void individualBeanWithNullReturningSupplier() {
GenericApplicationContext context = new GenericApplicationContext();
context.registerBean("a", BeanA.class, () -> null); context.registerBean("a", BeanA.class, () -> null);
context.registerBean("b", BeanB.class, BeanB::new); context.registerBean("b", BeanB.class, BeanB::new);
context.registerBean("c", BeanC.class, BeanC::new); context.registerBean("c", BeanC.class, BeanC::new);
context.refresh(); context.refresh();
assertThat(ObjectUtils.containsElement(context.getBeanNamesForType(BeanA.class), "a")).isTrue(); assertThat(context.getBeanNamesForType(BeanA.class)).containsExactly("a");
assertThat(ObjectUtils.containsElement(context.getBeanNamesForType(BeanB.class), "b")).isTrue(); assertThat(context.getBeanNamesForType(BeanB.class)).containsExactly("b");
assertThat(ObjectUtils.containsElement(context.getBeanNamesForType(BeanC.class), "c")).isTrue(); assertThat(context.getBeanNamesForType(BeanC.class)).containsExactly("c");
assertThat(context.getBeansOfType(BeanA.class).isEmpty()).isTrue(); assertThat(context.getBeansOfType(BeanA.class)).isEmpty();
assertThat(context.getBeansOfType(BeanB.class).values().iterator().next()).isSameAs(context.getBean(BeanB.class)); assertThat(context.getBeansOfType(BeanB.class).values().iterator().next())
assertThat(context.getBeansOfType(BeanC.class).values().iterator().next()).isSameAs(context.getBean(BeanC.class)); .isSameAs(context.getBean(BeanB.class));
context.close(); assertThat(context.getBeansOfType(BeanC.class).values().iterator().next())
.isSameAs(context.getBean(BeanC.class));
} }
@Test @Test
void configureApplicationStartupOnBeanFactory() { void configureApplicationStartupOnBeanFactory() {
FlightRecorderApplicationStartup applicationStartup = new FlightRecorderApplicationStartup(); FlightRecorderApplicationStartup applicationStartup = new FlightRecorderApplicationStartup();
GenericApplicationContext context = new GenericApplicationContext();
context.setApplicationStartup(applicationStartup); context.setApplicationStartup(applicationStartup);
assertThat(context.getBeanFactory().getApplicationStartup()).isEqualTo(applicationStartup); assertThat(context.getBeanFactory().getApplicationStartup()).isEqualTo(applicationStartup);
context.close();
} }