Merge pull request #9367 from azhwani/jndidatasource

BAEL-3830: Test a mock JNDI datasource with Spring

persistence-modules/spring-persistence-simple-2/pom.xml

@@ -32,6 +32,13 @@
             <version>${h2.version}</version>
             <scope>test</scope>
         </dependency>
+		
+        <!-- simple-jndi -->
+        <dependency>
+            <groupId>com.github.h-thurow</groupId>
+            <artifactId>simple-jndi</artifactId>
+            <version>${simple-jndi.version}</version>
+        </dependency>
 
         <!-- test scoped -->
         <dependency>
@@ -53,6 +60,8 @@
         <org.springframework.version>5.2.4.RELEASE</org.springframework.version>
         <!-- persistence -->
         <h2.version>1.4.200</h2.version>
+        <!-- simple-jndi -->
+        <simple-jndi.version>0.23.0</simple-jndi.version>
         <!-- test scoped -->
         <mockito.version>3.3.3</mockito.version>
     </properties>

persistence-modules/spring-persistence-simple-2/src/main/resources/jndi.properties

@@ -0,0 +1,6 @@
+java.naming.factory.initial=org.osjava.sj.SimpleContextFactory
+org.osjava.sj.jndi.shared=true
+org.osjava.sj.delimiter=.
+jndi.syntax.separator=/
+org.osjava.sj.space=java:/comp/env
+org.osjava.sj.root=src/main/resources/jndi

persistence-modules/spring-persistence-simple-2/src/main/resources/jndi/datasource.properties

@@ -0,0 +1,5 @@
+ds.type=javax.sql.DataSource
+ds.driver=org.h2.Driver
+ds.url=jdbc:jdbc:h2:mem:testdb
+ds.user=sa
+ds.password=password

persistence-modules/spring-persistence-simple-2/src/test/java/com/baeldung/jndi/datasource/SimpleJNDIUnitTest.java

@@ -0,0 +1,39 @@
+package com.baeldung.jndi.datasource;
+
+import static org.junit.Assert.assertEquals;
+
+import javax.naming.Context;
+import javax.naming.InitialContext;
+import javax.sql.DataSource;
+
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+public class SimpleJNDIUnitTest {
+
+    private InitialContext initContext;
+
+    @BeforeEach
+    public void setup() throws Exception {
+        this.initContext = new InitialContext();
+    }
+
+    @Test
+    public void whenMockJndiDataSource_thenReturnJndiDataSource() throws Exception {
+        String dsString = "org.h2.Driver::::jdbc:jdbc:h2:mem:testdb::::sa";
+        Context envContext = (Context) this.initContext.lookup("java:/comp/env");
+        DataSource ds = (DataSource) envContext.lookup("datasource/ds");
+
+        assertEquals(dsString, ds.toString());
+    }
+
+    @AfterEach
+    public void tearDown() throws Exception {
+        if (this.initContext != null) {
+            this.initContext.close();
+            this.initContext = null;
+        }
+    }
+
+}

persistence-modules/spring-persistence-simple-2/src/test/java/com/baeldung/jndi/datasource/SimpleNamingContextBuilderUnitTest.java

@@ -0,0 +1,41 @@
+package com.baeldung.jndi.datasource;
+
+import static org.junit.Assert.assertNotNull;
+
+import javax.naming.InitialContext;
+import javax.sql.DataSource;
+
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.jdbc.datasource.DriverManagerDataSource;
+import org.springframework.mock.jndi.SimpleNamingContextBuilder;
+
+@SuppressWarnings("deprecation")
+public class SimpleNamingContextBuilderUnitTest {
+
+    private InitialContext initContext;
+
+    @BeforeEach
+    public void init() throws Exception {
+        SimpleNamingContextBuilder.emptyActivatedContextBuilder();
+        this.initContext = new InitialContext();
+    }
+
+    @Test
+    public void whenMockJndiDataSource_thenReturnJndiDataSource() throws Exception {
+        this.initContext.bind("java:comp/env/jdbc/datasource", new DriverManagerDataSource("jdbc:h2:mem:testdb"));
+        DataSource ds = (DataSource) this.initContext.lookup("java:comp/env/jdbc/datasource");
+
+        assertNotNull(ds.getConnection());
+    }
+
+    @AfterEach
+    public void tearDown() throws Exception {
+        if (this.initContext != null) {
+            this.initContext.close();
+            this.initContext = null;
+        }
+    }
+
+}

persistence-modules/spring-persistence-simple-2/src/test/resources/datasource.properties

@@ -0,0 +1,5 @@
+ds.type=javax.sql.DataSource
+ds.driver=org.h2.Driver
+ds.url=jdbc:jdbc:h2:mem:testdb
+ds.user=sa
+ds.password=password