Add missing code snippets (#9228)

spring-boot-modules/spring-boot-properties/src/test/java/com/baeldung/configuration/processor/PropertyBeanInjectionUnitTest.java

@@ -15,6 +15,11 @@ class PropertyBeanInjectionUnitTest {
     @Autowired
     private PropertyBeanInjection propertyBeanInjection;
 
+    @Test
+    void checkThatJdbcPropertiesHaveTheCorrectValueFromPropertiesFile() {
+        Assertions.assertEquals("jdbc:postgresql:/localhost:5432", propertyBeanInjection.getJdbcUrl());
+    }
+
     @Test
     void checkThatCustomPropertiesHaveTheCorrectValueFromPropertiesFile() {
         Assertions.assertEquals("www.abc.test.com", propertyBeanInjection.getUrl());

spring-boot-modules/spring-boot-properties/src/test/java/com/baeldung/configurationproperties/ConfigPropertiesIntegrationTest.java

@@ -4,6 +4,7 @@ import org.junit.Assert;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.TestPropertySource;
 import org.springframework.test.context.junit4.SpringRunner;
@@ -13,13 +14,17 @@ import com.baeldung.properties.AdditionalProperties;
 import com.baeldung.properties.ConfigPropertiesDemoApplication;
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = ConfigPropertiesDemoApplication.class)
-@TestPropertySource("classpath:configprops-test.properties")
+@SpringBootTest(classes = {ConfigPropertiesDemoApplication.class, DatabaseConfigPropertiesApp.class})
+@TestPropertySource(locations = {"classpath:configprops-test.properties", "classpath:database-test.properties"})
 public class ConfigPropertiesIntegrationTest {
 
     @Autowired
     private ConfigProperties properties;
 
+    @Autowired
+    @Qualifier("dataSource")
+    private Database databaseProperties;
+
     @Autowired
     private AdditionalProperties additionalProperties;
 
@@ -53,4 +58,11 @@ public class ConfigPropertiesIntegrationTest {
         Assert.assertTrue(additionalProperties.getUnit().equals("km"));
         Assert.assertTrue(additionalProperties.getMax() == 100);
     }
+
+    @Test
+    public void whenDatabasePropertyQueriedthenReturnsProperty() {
+        Assert.assertTrue(databaseProperties.getUrl().equals("jdbc:postgresql:/localhost:5432"));
+        Assert.assertTrue(databaseProperties.getUsername().equals("foo"));
+        Assert.assertTrue(databaseProperties.getPassword().equals("bar"));
+    }
 }

spring-boot-modules/spring-boot-properties/src/test/java/com/baeldung/properties/multiple/MultiplePlaceholdersJavaConfigIntegrationTest.java

@@ -0,0 +1,23 @@
+package com.baeldung.properties.multiple;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
+
+import com.baeldung.properties.spring.PropertyPlaceholderConfig;
+import com.baeldung.properties.spring.PropertySourcesPlaceholderConfig;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@SpringJUnitConfig({PropertyPlaceholderConfig.class, PropertySourcesPlaceholderConfig.class})
+public class MultiplePlaceholdersJavaConfigIntegrationTest {
+
+    @Value("${key.something}")
+    private String something;
+
+
+    @Test
+    public void whenReadInjectedValues_thenGetCorrectValues() {
+        assertThat(something).isEqualTo("val");
+    }
+}

spring-boot-modules/spring-boot-properties/src/test/java/com/baeldung/properties/multiple/MultiplePlaceholdersXmlConfigIntegrationTest.java

@@ -0,0 +1,25 @@
+package com.baeldung.properties.multiple;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+
+@SpringJUnitConfig(locations = "classpath:configForPropertyPlaceholderBeans.xml")
+public class MultiplePlaceholdersXmlConfigIntegrationTest {
+
+    @Value("${foo}")
+    private String something;
+
+    @Value("${key.something}")
+    private String something2;
+
+
+    @Test
+    public void whenReadInjectedValues_thenGetCorrectValues() {
+        assertThat(something).isEqualTo("bar");
+        assertThat(something2).isEqualTo("val");
+    }
+}

spring-boot-modules/spring-boot-properties/src/test/java/com/baeldung/properties/multiple/MultiplePropertiesXmlConfigIntegrationTest.java

@@ -13,9 +13,12 @@ public class MultiplePropertiesXmlConfigIntegrationTest {
 
     @Value("${key.something2}") private String something2;
 
+    @Value("${jdbc.url}") private String jdbcUrl;
+
     @Test
     public void whenReadInjectedValues_thenGetCorrectValues() {
         assertThat(something).isEqualTo("val");
         assertThat(something2).isEqualTo("val2");
+        assertThat(jdbcUrl).isEqualTo("jdbc:postgresql:/localhost:5432");
     }
 }

spring-boot-modules/spring-boot-properties/src/test/java/com/baeldung/test/IntegrationTestSuite.java

@@ -10,6 +10,8 @@ import com.baeldung.properties.basic.PropertiesWithXmlIntegrationTest;
 import com.baeldung.properties.external.ExternalPropertiesWithJavaIntegrationTest;
 import com.baeldung.properties.external.ExternalPropertiesWithMultipleXmlsIntegrationTest;
 import com.baeldung.properties.external.ExternalPropertiesWithXmlManualTest;
+import com.baeldung.properties.multiple.MultiplePropertiesXmlConfigIntegrationTest;
+import com.baeldung.properties.multiple.MultiplePlaceholdersXmlConfigIntegrationTest;
 
 @RunWith(Suite.class)
 @SuiteClasses({ //@formatter:off
@@ -17,8 +19,8 @@ import com.baeldung.properties.external.ExternalPropertiesWithXmlManualTest;
     ExternalPropertiesWithJavaIntegrationTest.class,
     ExternalPropertiesWithMultipleXmlsIntegrationTest.class,
     ExternalPropertiesWithXmlManualTest.class,
-    ExtendedPropertiesWithJavaIntegrationTest.class,
-    PropertiesWithMultipleXmlsIntegrationTest.class,
+    ExtendedPropertiesWithJavaIntegrationTest.class, MultiplePropertiesXmlConfigIntegrationTest.class,
+    PropertiesWithMultipleXmlsIntegrationTest.class, MultiplePlaceholdersXmlConfigIntegrationTest.class
 })// @formatter:on
 public final class IntegrationTestSuite {
     //