BAEL-183 JUnit vs TestNG

core-java/src/test/java/com/baeldung/test/comparison/DependentTests.java

@@ -0,0 +1,46 @@
+package com.baeldung.test.comparison;
+
+import org.testng.Assert;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+public class DependentTests {
+	
+	private EmailValidator emailValidator;
+	private LoginValidator loginValidator;
+	private String validEmail = "abc@qwe.com";
+	
+	@BeforeClass
+	public void setup(){
+		emailValidator = new EmailValidator();
+		loginValidator = new LoginValidator();
+	}
+	
+	@Test
+	public void validEmailTest() {
+	    boolean valid = emailValidator.validate(validEmail);
+	    Assert.assertEquals(valid, true);
+	}
+
+	@Test(dependsOnMethods={"validEmailTest"})
+	public void validateLogin() {
+	    boolean valid = loginValidator.validate();
+	    Assert.assertEquals(valid, true);
+	}
+}
+
+class EmailValidator{
+
+	public boolean validate(String validEmail) {
+		return true;
+	}
+	
+}
+
+class LoginValidator{
+
+	public boolean validate() {
+		return true;
+	}
+	
+}

core-java/src/test/java/com/baeldung/test/comparison/MyParameterisedUnitTest.java

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+package com.baeldung.test.comparison;
+
+import java.util.Arrays;
+import java.util.Collection;
+
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameters;
+
+@RunWith(value = Parameterized.class)
+public class MyParameterisedUnitTest {
+ 
+    private String name;
+    private NameCheck nameCheck;
+ 
+    @Before
+    public void initialSetup() {
+        nameCheck = new NameCheck();
+    }
+ 
+    public MyParameterisedUnitTest(String myName) {
+        this.name = myName;
+    }
+ 
+    @Parameters
+    public static Collection<Object[]> data() {
+        Object[][] data 
+          = new Object[][] { { "Peter" }, { "Sam" }, { "Tim" }, { "Lucy" } };
+        return Arrays.asList(data);
+    }
+ 
+    @Test
+    public void pushNameTest() {
+        boolean valid = nameCheck.nameCheck(name);
+        Assert.assertEquals(valid, true);
+    }
+}
+
+class NameCheck{
+
+	public boolean nameCheck(String name) {
+		if(name.length()>0)
+			return true;
+		return false;
+	}
+	
+}

core-java/src/test/java/com/baeldung/test/comparison/MyParameterisedUnitTestNg.java

@@ -0,0 +1,80 @@
+package com.baeldung.test.comparison;
+
+import org.testng.Assert;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.DataProvider;
+import org.testng.annotations.Parameters;
+import org.testng.annotations.Test;
+
+public class MyParameterisedUnitTestNg {
+	
+	private PrimeNumberCheck primeNumberChecker;
+	 
+	@BeforeClass
+	public void intialSetup(){
+	    primeNumberChecker = new PrimeNumberCheck();
+	}
+	 
+	@Test(enabled=false)
+	@Parameters({"num","expectedResult"})
+	public void parameterCheckTest(int number,boolean expectedResult) {
+	    Assert.assertEquals(expectedResult,
+	    primeNumberChecker.validate(number));
+	}
+	
+	@DataProvider(name = "test1")
+	public static Object[][] primeNumbers() {
+	    return new Object[][] {
+	      {2, true}, {6, false}, {19, true}, {22, false}, {23, true}};
+	}
+	  
+	@Test(dataProvider = "test1")
+	public void testPrimeNumberChecker(Integer inputNumber, Boolean expectedResult) {
+	    Assert.assertEquals(expectedResult,
+	    primeNumberChecker.validate(inputNumber));
+	}
+	
+	@Test(dataProvider = "myDataProvider")
+	public void parameterCheckTest(User user) {
+	    Assert.assertEquals("sam",user.getName());
+	    Assert.assertEquals(12,user.getAge());
+	}
+	  
+	@DataProvider(name = "myDataProvider")
+	public Object[][] parameterProvider() {
+	    User usr = new User();
+	    usr.setName("sam");
+	    usr.setAge(12);
+	    return new Object[][]{{usr}};
+	}
+
+}
+
+class PrimeNumberCheck{
+
+	public Object validate(int number) {
+		for(int i=2;i<number;i++) {
+	        if(number%i==0)
+	            return false;
+	    }
+	    return true;
+	}
+	
+}
+
+class User{
+	private String name;
+	private int age;
+	public String getName() {
+		return name;
+	}
+	public void setName(String name) {
+		this.name = name;
+	}
+	public int getAge() {
+		return age;
+	}
+	public void setAge(int age) {
+		this.age = age;
+	}
+}

core-java/src/test/java/com/baeldung/test/comparison/MyTest1.java

@@ -0,0 +1,12 @@
+package com.baeldung.test.comparison;
+
+import org.junit.Test;
+
+public class MyTest1 {
+
+	@Test
+	public void suiteTest1() {
+
+	}
+
+}

core-java/src/test/java/com/baeldung/test/comparison/MyTest2.java

@@ -0,0 +1,10 @@
+package com.baeldung.test.comparison;
+
+import org.junit.Test;
+
+public class MyTest2 {
+	@Test
+	public void suiteTest2() {
+
+	}
+}

core-java/src/test/java/com/baeldung/test/comparison/MyTest5.java

@@ -0,0 +1,13 @@
+package com.baeldung.test.comparison;
+
+import org.junit.runner.RunWith;
+import org.junit.runners.Suite;
+
+@RunWith(Suite.class)
+@Suite.SuiteClasses({
+  MyTest1.class,
+  MyTest2.class
+})
+public class MyTest5 {
+
+}

core-java/src/test/java/com/baeldung/test/comparison/RegistrationTest.java

@@ -0,0 +1,11 @@
+package com.baeldung.test.comparison;
+
+import org.testng.annotations.Test;
+
+public class RegistrationTest {
+
+	@Test
+	public void givenEmail_ifValid_thenCorrect(){
+		
+	}
+}

core-java/src/test/java/com/baeldung/test/comparison/SignInTest.java

@@ -0,0 +1,12 @@
+package com.baeldung.test.comparison;
+
+import org.testng.annotations.Test;
+
+public class SignInTest {
+	
+	@Test
+	public void givenUsername_ifValid_thenCorrect(){
+		
+	}
+
+}

core-java/src/test/java/com/baeldung/test/comparison/SummationServiceTest.java

@@ -0,0 +1,60 @@
+package com.baeldung.test.comparison;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Ignore;
+import org.junit.Test;
+
+public class SummationServiceTest {
+	private static List<Integer> numbers;
+	 
+    @BeforeClass
+    public static void initialize() {
+        numbers = new ArrayList<>();
+    }
+ 
+    @AfterClass
+    public static void tearDown() {
+        numbers = null;
+    }
+ 
+    @Before
+    public void runBeforeEachTest() {
+        numbers.add(1);
+        numbers.add(2);
+        numbers.add(3);
+    }
+ 
+    @After
+    public void runAfterEachTest() {
+        numbers.clear();
+    }
+ 
+    @Test
+    public void givenNumbers_sumEquals_thenCorrect() {
+        int sum = 0;
+        for (int num : numbers)
+            sum += num;
+        Assert.assertEquals(6, sum);
+    }
+    
+    @Ignore
+    @Test
+	public void givenEmptyList_sumEqualsZero_thenCorrect(){
+		 int sum = 0;
+	        for (int num : numbers)
+	            sum += num;
+	        Assert.assertEquals(6, sum);
+	}
+    
+    @Test(expected = ArithmeticException.class) 
+    public void calculateWithException() { 
+        int i = 1/0;
+    }
+}

core-java/src/test/java/com/baeldung/test/comparison/SummationServiceTestTestNg.java

@@ -0,0 +1,101 @@
+package com.baeldung.test.comparison;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.testng.Assert;
+import org.testng.TestNG;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.AfterGroups;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.BeforeGroups;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.Test;
+
+public class SummationServiceTestTestNg extends TestNG{
+	
+	private List<Integer> numbers;
+	
+	private int testCount=0;
+	
+	@BeforeClass
+	public void initialize() {
+		numbers = new ArrayList<>();
+	}
+
+	@AfterClass
+	public void tearDown() {
+		numbers = null;
+	}
+
+	@BeforeMethod
+	public void runBeforeEachTest() {
+	   testCount++;
+	}
+
+	@AfterMethod
+	public void runAfterEachTest() {
+		
+	}
+	
+	@BeforeGroups("negative_tests")
+	public void runBeforeEachNegativeGroup() {
+	    numbers.clear();
+	}
+	
+	@BeforeGroups("regression")
+	public void runBeforeEachRegressionGroup() {
+	    numbers.add(-11);
+	    numbers.add(2);
+	}
+	
+	@BeforeGroups("positive_tests")
+	public void runBeforeEachPositiveGroup() {
+	    numbers.add(1);
+	    numbers.add(2);
+	    numbers.add(3);
+	}
+	 
+	@AfterGroups("positive_tests,regression,negative_tests")
+	public void runAfterEachGroup() {
+	    numbers.clear(); 
+	}
+	
+	@Test(groups="positive_tests",enabled=false)
+    public void givenNumbers_sumEquals_thenCorrect() {
+        int sum = 0;
+        for (int num : numbers)
+            sum += num;
+        Assert.assertEquals(sum, 6);
+    }
+	
+	@Test(groups="negative_tests")
+	public void givenEmptyList_sumEqualsZero_thenCorrect(){
+		 int sum = 0;
+	        for (int num : numbers)
+	            sum += num;
+	        Assert.assertEquals(0, sum);
+	}
+	
+	@Test(groups = "regression")
+	public void givenNegativeNumber_sumLessthanZero_thenCorrect() {
+	    int sum = 0;
+	    for (int num : numbers)
+	        sum += num;
+	    System.out.println(sum);
+	    Assert.assertTrue(sum<0);;
+	}
+	
+	@Test(groups="sanity")
+	public void givenNumbers_doSum(){
+		
+	}
+	
+	@Test(expectedExceptions = ArithmeticException.class) 
+	public void calculateWithException() { 
+	    int i = 1/0;
+	}
+	
+	
+}

core-java/src/test/java/com/baeldung/test/comparison/TimeOutTest.java

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+package com.baeldung.test.comparison;
+
+import org.testng.annotations.Test;
+
+public class TimeOutTest {
+	@Test(timeOut = 1000,enabled=false)
+	public void testInfinity() {
+	    while (true);
+	}
+}

core-java/src/test/resources/parameterised_test.xml

@@ -0,0 +1,10 @@
+<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd" >
+<suite name="My test suite">
+    <test name="testing">
+       <parameter name="num" value="2"/>    
+       <parameter name="expectedResult" value="true"/>
+    <classes>
+        <class name="com.baeldung.test.comparison.MyParameterisedUnitTestNg"/>
+    </classes>
+    </test>
+</suite>

core-java/src/test/resources/test_group.xml

@@ -0,0 +1,13 @@
+<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd" >
+<suite name="regression_test">
+<test name="testing">
+    <groups>
+        <run>
+            <include name="sanity" />
+        </run>
+    </groups>
+    <classes>
+        <class name="com.baeldung.test.comparison.SummationServiceTestTestNg" />
+    </classes>
+</test>
+</suite>

core-java/src/test/resources/test_suite.xml

@@ -0,0 +1,9 @@
+<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd" >
+<suite name="Evaluation_Suite">
+    <test name="Sanity">
+        <classes>
+            <class name="com.baeldung.test.comparison.RegistrationTest" />
+            <class name="com.baeldung.test.comparison.SignInTest" />
+        </classes>
+    </test>
+</suite>