improved and updated spring-boot-yaml-vs-properties article code

spring-boot-modules/spring-boot-properties-3/src/main/resources/application-multidocument-integration.properties

@@ -0,0 +1,4 @@
+spring.datasource.password: 'password'
+spring.datasource.url: jdbc:mysql://localhost:3306/db_integration
+spring.datasource.username: user
+bael.property=integrationValue

spring-boot-modules/spring-boot-properties-3/src/main/resources/application.properties

@@ -9,7 +9,17 @@ spring.datasource.username=SA
 spring.datasource.password=password
 app.name=MyApp
 app.description=${app.name} is a Spring Boot application
+logging.file.name=myapplication.log
 bael.property=defaultValue
 #---
-spring.config.activate.on-profile=prod
+spring.config.activate.on-profile=multidocument-dev
+spring.datasource.password=password
+spring.datasource.url=jdbc:h2:dev
+spring.datasource.username=SA
+bael.property=devValue
+#---
+spring.config.activate.on-profile=multidocument-prod
+spring.datasource.password=password
+spring.datasource.url=jdbc:h2:prod
+spring.datasource.username=prodUser
 bael.property=prodValue

spring-boot-modules/spring-boot-properties-3/src/main/resources/application.yml

@@ -1,17 +1,17 @@
-logging:
-  file:
-    name: myapplication.log
-spring:
-  datasource:
-    password: 'password'
-    url: jdbc:h2:dev
-    username: SA
+bael:
+  root-level-property: defaultRootLevelValue
 ---
 spring:
+  config:
+    activate:
+      on-profile: multidocument-staging
   datasource:
     password: 'password'
-    url: jdbc:mysql://localhost:3306/db_production
-    username: user
+    url: jdbc:h2:staging
+    username: SA
+bael:
+  property: stagingValue
+---
 application:
   servers:
     -   ip: '127.0.0.1'

spring-boot-modules/spring-boot-properties-3/src/test/java/com/baeldung/boot/properties/multidocument/DefaultMultidocumentFilesIntegrationTest.java

@@ -10,13 +10,17 @@ import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
 import com.baeldung.boot.properties.DemoApplication;
 
 @SpringBootTest(classes = { DemoApplication.class }, webEnvironment = WebEnvironment.MOCK)
-public class DefaultMultidocumentPropertiesFileIntegrationTest {
+public class DefaultMultidocumentFilesIntegrationTest {
 
     @Value("${bael.property}")
     private String baelCustomProperty;
+    
+    @Value("${bael.root-level-property}")
+    private String baelRootProperty;
 
     @Test
     public void givenDefaultProfileActive_whenApplicationStarts_thenDefaultPropertiesUser() {
         assertThat(baelCustomProperty).isEqualTo("defaultValue");
+        assertThat(baelRootProperty).isEqualTo("defaultRootLevelValue");
     }
 }

spring-boot-modules/spring-boot-properties-3/src/test/java/com/baeldung/boot/properties/multidocument/DevMultidocumentFilesIntegrationTest.java

@@ -0,0 +1,28 @@
+package com.baeldung.boot.properties.multidocument;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
+import org.springframework.test.context.ActiveProfiles;
+
+import com.baeldung.boot.properties.DemoApplication;
+
+@SpringBootTest(classes = { DemoApplication.class }, webEnvironment = WebEnvironment.MOCK)
+@ActiveProfiles("multidocument-dev")
+public class DevMultidocumentFilesIntegrationTest {
+
+    @Value("${bael.property}")
+    private String baelCustomProperty;
+    
+    @Value("${bael.root-level-property}")
+    private String baelRootProperty;
+
+    @Test
+    public void givenDefaultProfileActive_whenApplicationStarts_thenDefaultPropertiesUser() {
+        assertThat(baelCustomProperty).isEqualTo("devValue");
+        assertThat(baelRootProperty).isEqualTo("defaultRootLevelValue");
+    }
+}

spring-boot-modules/spring-boot-properties-3/src/test/java/com/baeldung/boot/properties/multidocument/IntegrationMultidocumentFilesIntegrationTest.java

@@ -0,0 +1,28 @@
+package com.baeldung.boot.properties.multidocument;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
+import org.springframework.test.context.ActiveProfiles;
+
+import com.baeldung.boot.properties.DemoApplication;
+
+@SpringBootTest(classes = { DemoApplication.class }, webEnvironment = WebEnvironment.MOCK)
+@ActiveProfiles("multidocument-integration")
+public class IntegrationMultidocumentFilesIntegrationTest {
+
+    @Value("${bael.property}")
+    private String baelCustomProperty;
+    
+    @Value("${bael.root-level-property}")
+    private String baelRootProperty;
+
+    @Test
+    public void givenProductionProfileActive_whenApplicationStarts_thenDefaultPropertiesUser() {
+        assertThat(baelCustomProperty).isEqualTo("integrationValue");
+        assertThat(baelRootProperty).isEqualTo("defaultRootLevelValue");
+    }
+}

spring-boot-modules/spring-boot-properties-3/src/test/java/com/baeldung/boot/properties/multidocument/ProdMultidocumentFilesIntegrationTest.java

@@ -11,14 +11,18 @@ import org.springframework.test.context.ActiveProfiles;
 import com.baeldung.boot.properties.DemoApplication;
 
 @SpringBootTest(classes = { DemoApplication.class }, webEnvironment = WebEnvironment.MOCK)
-@ActiveProfiles("prod")
-public class ProdMultidocumentPropertiesFileIntegrationTest {
+@ActiveProfiles("multidocument-prod")
+public class ProdMultidocumentFilesIntegrationTest {
 
     @Value("${bael.property}")
     private String baelCustomProperty;
+    
+    @Value("${bael.root-level-property}")
+    private String baelRootProperty;
 
     @Test
     public void givenProductionProfileActive_whenApplicationStarts_thenDefaultPropertiesUser() {
         assertThat(baelCustomProperty).isEqualTo("prodValue");
+        assertThat(baelRootProperty).isEqualTo("defaultRootLevelValue");
     }
 }

spring-boot-modules/spring-boot-properties-3/src/test/java/com/baeldung/boot/properties/multidocument/StagingMultidocumentFilesIntegrationTest.java

@@ -0,0 +1,28 @@
+package com.baeldung.boot.properties.multidocument;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
+import org.springframework.test.context.ActiveProfiles;
+
+import com.baeldung.boot.properties.DemoApplication;
+
+@SpringBootTest(classes = { DemoApplication.class }, webEnvironment = WebEnvironment.MOCK)
+@ActiveProfiles("multidocument-staging")
+public class StagingMultidocumentFilesIntegrationTest {
+
+    @Value("${bael.property}")
+    private String baelCustomProperty;
+    
+    @Value("${bael.root-level-property}")
+    private String baelRootProperty;
+
+    @Test
+    public void givenProductionProfileActive_whenApplicationStarts_thenDefaultPropertiesUser() {
+        assertThat(baelCustomProperty).isEqualTo("stagingValue");
+        assertThat(baelRootProperty).isEqualTo("defaultRootLevelValue");
+    }
+}