Initial commit

.gitignore

@@ -0,0 +1,35 @@
+HELP.md
+target/
+.mvn/
+mvnw
+mvnw.cmd
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

README.md

@@ -0,0 +1,25 @@
+# Springboot Hello World App
+This repository is used for Jenkins Training Demo
+
+### Build JAR
+```
+mvn clean package -DskipTests=true
+```
+
+### Unit Test Cases
+```
+mvn test
+```
+- Total 6 test cases, out of which
+  - 5 test cases will pass and 
+  - 1 test case fails!
+ 
+### Deploy/Run
+```
+java -jar target/hello-demo-*.jar 
+```
+
+### Integration Testing (Return 200 OK response)
+```
+curl -s http://localhost:6767/hello"
+```

pom.xml

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>3.3.2</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+	<groupId>com.kodekloud</groupId>
+	<artifactId>hello-demo</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<name>hello-demo</name>
+	<description>Demo project for Spring Boot</description>
+	<properties>
+		<java.version>17</java.version>
+	</properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.11.0</version>
+                <configuration>
+                    <source>${java.version}</source>
+                    <target>${java.version}</target>
+                </configuration>
+            </plugin>
+
+        </plugins>
+    </build>
+</project>

src/main/java/com/kodekloud/hello_demo/HelloController.java

@@ -0,0 +1,14 @@
+package com.kodekloud.hello_demo;
+
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class HelloController {
+
+    @RequestMapping("/hello")
+    String hello() {
+        return "Hello, KodeKloud community!";
+    }
+
+}

src/main/java/com/kodekloud/hello_demo/MainApplication.java

@@ -0,0 +1,13 @@
+package com.kodekloud.hello_demo;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class MainApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(MainApplication.class, args);
+    }
+
+}

src/main/resources/application.properties

@@ -0,0 +1,2 @@
+spring.application.name=hello-demo
+server.port=6767

src/test/java/com/kodekloud/hello_demo/HelloControllerTests.java

@@ -0,0 +1,74 @@
+package com.kodekloud.hello_demo;
+
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.http.MediaType;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
+import com.kodekloud.hello_demo.*;
+
+import static org.hamcrest.Matchers.*;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@SpringBootTest
+@AutoConfigureMockMvc
+public class HelloControllerTests {
+
+    @Autowired
+    private MockMvc mvc;
+
+    @Autowired
+    private HelloController helloController; // Inject HelloController instance
+
+    @Test
+    public void welcome_ok() throws Exception {
+        mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk())
+                .andExpect(content().string(equalTo("Hello, KodeKloud community!")));
+    }
+
+    @Test
+    public void welcome_returnsNotNull() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(notNullValue()));
+
+    }
+
+    @Test
+    public void welcome_returnsNotEmpty() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(not(isEmptyString()))); 
+
+    }
+
+    @Test
+    public void welcome_returnsCorrectLength() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(hasLength(27))); 
+
+    }
+
+    @Test
+    public void welcome_startsWithExpectedGreeting() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(startsWith("Hola"))); 
+
+    }
+
+    @Test
+    public void welcome_endsWithExpectedGreeting() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(endsWith("community!")));
+
+    }
+  }