Nested Test Cases with TestNG (nearly equals JUnit's "Enclosed" TestRunner)

build.sh

#!/bin/sh -x
# (root)/
#     build.sh
#     testng-6.8/testng-6.8.jar
#     testng.xml
#     t1/
#         TestFoo.java

CLASSPATH=.:./testng-6.8/testng-6.8.jar

javac -classpath ${CLASSPATH} ./t1/TestFoo.java

java -classpath ${CLASSPATH} org.testng.TestNG testng.xml

result.txt

# MacOSX 10.7.5
# java version "1.7.0_06-ea"
# Java(TM) SE Runtime Environment (build 1.7.0_06-ea-b09)
# Java HotSpot(TM) 64-Bit Server VM (build 23.0-b21, mixed mode)

$ ./build.sh 
+ CLASSPATH=.:./testng-6.8/testng-6.8.jar
+ javac -classpath .:./testng-6.8/testng-6.8.jar ./t1/TestFoo.java
+ java -classpath .:./testng-6.8/testng-6.8.jar org.testng.TestNG testng.xml
...
... TestNG 6.8beta 20120825_1010 by C�dric Beust ([email protected])
...

[TestNG] Running:
  /work/dev/java/testng01/testng.xml

Thread[main,5,main] - class t1.TestFoo$TestBar - beforeSuite()
Thread[main,5,main] - class t1.TestFoo - beforeSuite()
Thread[main,5,main] - class t1.TestFoo$TestBar - beforeTest()
Thread[main,5,main] - class t1.TestFoo - beforeTest()
Thread[main,5,main] - class t1.TestFoo$TestBar - beforeClass()
Thread[main,5,main] - class t1.TestFoo$TestBar - beforeMethod()
testBar1
Thread[main,5,main] - class t1.TestFoo$TestBar - afterMethod()
Thread[main,5,main] - class t1.TestFoo$TestBar - beforeMethod()
testBar2
Thread[main,5,main] - class t1.TestFoo$TestBar - afterMethod()
Thread[main,5,main] - class t1.TestFoo$TestBar - afterClass()
testBaz1
testBaz2
Thread[main,5,main] - class t1.TestFoo - beforeClass()
Thread[main,5,main] - class t1.TestFoo - beforeMethod()
testFoo1
Thread[main,5,main] - class t1.TestFoo - afterMethod()
Thread[main,5,main] - class t1.TestFoo - beforeMethod()
testFoo2
Thread[main,5,main] - class t1.TestFoo - afterMethod()
Thread[main,5,main] - class t1.TestFoo - afterClass()
Thread[main,5,main] - class t1.TestFoo$TestBar - afterTest()
Thread[main,5,main] - class t1.TestFoo - afterTest()
PASSED: testBar1
PASSED: testBar2
PASSED: testBaz1
PASSED: testBaz2
PASSED: testFoo1
PASSED: testFoo2


===============================================
    t1
    Tests run: 6, Failures: 0, Skips: 0
===============================================

Thread[main,5,main] - class t1.TestFoo$TestBar - afterSuite()
Thread[main,5,main] - class t1.TestFoo - afterSuite()

===============================================
Suite1
Total tests run: 6, Failures: 0, Skips: 0
===============================================

[TestNG] Time taken by org.testng.reporters.XMLReporter@389d0b87: 49 ms
[TestNG] Time taken by org.testng.reporters.JUnitReportReporter@4c520758: 13 ms
[TestNG] Time taken by org.testng.reporters.SuiteHTMLReporter@722bc102: 30 ms
[TestNG] Time taken by [FailedReporter passed=0 failed=0 skipped=0]: 0 ms
[TestNG] Time taken by org.testng.reporters.EmailableReporter@77cf08b7: 6 ms
[TestNG] Time taken by org.testng.reporters.jq.Main@23451fb5: 50 ms

TestFoo.java

// "(root)/t1/TestFoo.java"
package t1;
import static org.testng.Assert.*;
import org.testng.annotations.*;

public class TestFoo {

    static void log(Class k, String mes) {
        System.out.println(Thread.currentThread() + " - " + k.toString() + " - " + mes);
    }

    @BeforeSuite
    public void beforeSuite() {
        log(TestFoo.class, "beforeSuite()");
    }

    @AfterSuite
    public void afterSuite() {
        log(TestFoo.class, "afterSuite()");
    }

    @BeforeTest
    public void beforeTest() {
        log(TestFoo.class, "beforeTest()");
    }

    @AfterTest
    public void afterTest() {
        log(TestFoo.class, "afterTest()");
    }

    @BeforeClass
    public void beforeClass() {
        log(TestFoo.class, "beforeClass()");
    }

    @AfterClass
    public void afterClass() {
        log(TestFoo.class, "afterClass()");
    }

    @BeforeMethod
    public void beforeMethod() {
        log(TestFoo.class, "beforeMethod()");
    }

    @AfterMethod
    public void afterMethod() {
        log(TestFoo.class, "afterMethod()");
    }

    @Test
    public void testFoo1() {
        int expected = 3;
        assertEquals(1 + 2, expected);
        System.out.println("testFoo1");
    }

    @Test
    public void testFoo2() {
        int expected = 3;
        assertEquals(1 + 2, expected);
        System.out.println("testFoo2");
    }

    public class TestBar {

        @BeforeSuite
        public void beforeSuite() {
            TestFoo.log(TestBar.class, "beforeSuite()");
        }

        @AfterSuite
        public void afterSuite() {
            TestFoo.log(TestBar.class, "afterSuite()");
        }

        @BeforeTest
        public void beforeTest() {
            TestFoo.log(TestBar.class, "beforeTest()");
        }

        @AfterTest
        public void afterTest() {
            TestFoo.log(TestBar.class, "afterTest()");
        }

        @BeforeClass
        public void beforeClass() {
            TestFoo.log(TestBar.class, "beforeClass()");
        }

        @AfterClass
        public void afterClass() {
            TestFoo.log(TestBar.class, "afterClass()");
        }

        @BeforeMethod
        public void beforeMethod() {
            TestFoo.log(TestBar.class, "beforeMethod()");
        }

        @AfterMethod
        public void afterMethod() {
            TestFoo.log(TestBar.class, "afterMethod()");
        }

        @Test
        public void testBar1() {
            int expected = 4;
            assertEquals(2 + 2, expected);
            System.out.println("testBar1");
        }

        @Test
        public void testBar2() {
            int expected = 4;
            assertEquals(2 + 2, expected);
            System.out.println("testBar2");
        }
    }

    public class TestBaz {
        @Test
        public void testBaz1() {
            int expected = 6;
            assertEquals(2 * 3, expected);
            System.out.println("testBaz1");
        }

        @Test
        public void testBaz2() {
            int expected = 6;
            assertEquals(2 * 3, expected);
            System.out.println("testBaz2");
        }
    }
}

testng.xml

<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd" >
<!-- (root)/testng.xml -->
<suite name="Suite1" verbose="2" >
    <test name="t1">
        <packages>
            <package name="t1" />
        </packages>
    </test>
</suite>