BAEL-7139 implemented (#15082)

2023-10-30 10:20:48 -07:00
parent 49929794b8
commit 7343754f15
2 changed files with 101 additions and 3 deletions
@@ -0,0 +1,70 @@
+package com.baeldung.conditionalonthreading;
+
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.condition.EnabledForJreRange;
+import org.junit.jupiter.api.condition.JRE;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnThreading;
+import org.springframework.boot.autoconfigure.thread.Threading;
+import org.springframework.boot.test.context.runner.ApplicationContextRunner;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+public class ConditionalOnThreadingUnitTest {
+
+    ApplicationContextRunner applicationContextRunner = new ApplicationContextRunner()
+      .withUserConfiguration(CurrentConfig.class);
+
+    @Configuration
+    static class CurrentConfig {
+
+        @Bean
+        @ConditionalOnThreading(Threading.PLATFORM)
+        ThreadingType platformBean() {
+            return ThreadingType.PLATFORM;
+        }
+
+        @Bean
+        @ConditionalOnThreading(Threading.VIRTUAL)
+        ThreadingType virtualBean() {
+            return ThreadingType.VIRTUAL;
+        }
+    }
+
+    enum ThreadingType {
+        PLATFORM, VIRTUAL
+    }
+
+    @Test
+    @EnabledForJreRange(max = JRE.JAVA_20)
+    public void whenJava20AndVirtualThreadsEnabled_thenThreadingIsPlatform() {
+        applicationContextRunner.withPropertyValues("spring.threads.virtual.enabled=true").run(context -> {
+            Assertions.assertThat(context.getBean(ThreadingType.class)).isEqualTo(ThreadingType.PLATFORM);
+        });
+    }
+
+    @Test
+    @EnabledForJreRange(max = JRE.JAVA_20)
+    public void whenJava20AndVirtualThreadsDisabled_thenThreadingIsPlatform() {
+        applicationContextRunner.withPropertyValues("spring.threads.virtual.enabled=false").run(context -> {
+            Assertions.assertThat(context.getBean(ThreadingType.class)).isEqualTo(ThreadingType.PLATFORM);
+        });
+    }
+
+    @Test
+    @EnabledForJreRange(min = JRE.JAVA_21)
+    public void whenJava21AndVirtualThreadsEnabled_thenThreadingIsVirtual() {
+        applicationContextRunner.withPropertyValues("spring.threads.virtual.enabled=true").run(context -> {
+            Assertions.assertThat(context.getBean(ThreadingType.class)).isEqualTo(ThreadingType.VIRTUAL);
+        });
+    }
+
+    @Test
+    @EnabledForJreRange(min = JRE.JAVA_21)
+    public void whenJava21AndVirtualThreadsDisabled_thenThreadingIsPlatform() {
+        applicationContextRunner.withPropertyValues("spring.threads.virtual.enabled=false").run(context -> {
+            Assertions.assertThat(context.getBean(ThreadingType.class)).isEqualTo(ThreadingType.PLATFORM);
+        });
+    }
+
+}