From 70239ffc513e873943b568dae58414daecfaf9eb Mon Sep 17 00:00:00 2001
From: haerong22 <haerong22@naver.com>
Date: Wed, 15 Mar 2023 03:17:30 +0900
Subject: [PATCH] #35 springboot: importSelector

---
 .../test/java/hello/selector/HelloBean.java   |  4 ++
 .../test/java/hello/selector/HelloConfig.java | 13 ++++++
 .../hello/selector/HelloImportSelector.java   | 11 +++++
 .../hello/selector/ImportSelectorTest.java    | 40 +++++++++++++++++++
 4 files changed, 68 insertions(+)
 create mode 100644 springboot/autoconfig/src/test/java/hello/selector/HelloBean.java
 create mode 100644 springboot/autoconfig/src/test/java/hello/selector/HelloConfig.java
 create mode 100644 springboot/autoconfig/src/test/java/hello/selector/HelloImportSelector.java
 create mode 100644 springboot/autoconfig/src/test/java/hello/selector/ImportSelectorTest.java

diff --git a/springboot/autoconfig/src/test/java/hello/selector/HelloBean.java b/springboot/autoconfig/src/test/java/hello/selector/HelloBean.java
new file mode 100644
index 00000000..3f28e516
--- /dev/null
+++ b/springboot/autoconfig/src/test/java/hello/selector/HelloBean.java
@@ -0,0 +1,4 @@
+package hello.selector;
+
+public class HelloBean {
+}
diff --git a/springboot/autoconfig/src/test/java/hello/selector/HelloConfig.java b/springboot/autoconfig/src/test/java/hello/selector/HelloConfig.java
new file mode 100644
index 00000000..0dc5780f
--- /dev/null
+++ b/springboot/autoconfig/src/test/java/hello/selector/HelloConfig.java
@@ -0,0 +1,13 @@
+package hello.selector;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class HelloConfig {
+
+    @Bean
+    public HelloBean helloBean() {
+        return new HelloBean();
+    }
+}
diff --git a/springboot/autoconfig/src/test/java/hello/selector/HelloImportSelector.java b/springboot/autoconfig/src/test/java/hello/selector/HelloImportSelector.java
new file mode 100644
index 00000000..3416217c
--- /dev/null
+++ b/springboot/autoconfig/src/test/java/hello/selector/HelloImportSelector.java
@@ -0,0 +1,11 @@
+package hello.selector;
+
+import org.springframework.context.annotation.ImportSelector;
+import org.springframework.core.type.AnnotationMetadata;
+
+public class HelloImportSelector implements ImportSelector {
+    @Override
+    public String[] selectImports(AnnotationMetadata importingClassMetadata) {
+        return new String[]{"hello.selector.HelloConfig"};
+    }
+}
diff --git a/springboot/autoconfig/src/test/java/hello/selector/ImportSelectorTest.java b/springboot/autoconfig/src/test/java/hello/selector/ImportSelectorTest.java
new file mode 100644
index 00000000..d5a24fb0
--- /dev/null
+++ b/springboot/autoconfig/src/test/java/hello/selector/ImportSelectorTest.java
@@ -0,0 +1,40 @@
+package hello.selector;
+
+import org.assertj.core.api.Assertions;
+import org.junit.jupiter.api.Test;
+import org.springframework.context.annotation.AnnotationConfigApplicationContext;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Import;
+
+import static org.assertj.core.api.Assertions.*;
+
+public class ImportSelectorTest {
+
+    @Test
+    void staticConfig() {
+        AnnotationConfigApplicationContext appContext =
+                new AnnotationConfigApplicationContext(HelloConfig.class);
+        HelloBean bean = appContext.getBean(HelloBean.class);
+        assertThat(bean).isNotNull();
+    }
+
+    @Test
+    void selectorConfig() {
+        AnnotationConfigApplicationContext appContext =
+                new AnnotationConfigApplicationContext(SelectorConfig.class);
+        HelloBean bean = appContext.getBean(HelloBean.class);
+        assertThat(bean).isNotNull();
+    }
+
+    @Configuration
+    @Import(HelloConfig.class)
+    public static class StaticConfig {
+
+    }
+
+    @Configuration
+    @Import(HelloImportSelector.class)
+    public static class SelectorConfig {
+
+    }
+}