/**
     * Use the <a href="https://testng.org/doc/">TestNG</a> testing framework.
     * <p>
     *     Gradle will provide the version of TestNG to use. Defaults to version {@code 7.4.0}
     * </p>
     */
    void useTestNG();

    /**
     * Use the <a href="https://testng.org/doc/">TestNG</a> testing framework with a specific version.
     *

import org.testng.IMethodInstance;
import org.testng.IMethodInterceptor;
import org.testng.ISuite;
import org.testng.ITestContext;
import org.testng.ITestListener;
import org.testng.TestNG;

import java.io.File;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;

public class TestNGTestClassProcessor implements TestClassProcessor {

    public static final String DEFAULT_CONFIG_FAILURE_POLICY = "skip";

        .add("Lorg/testng/annotations/Test;")
        .add("Lorg/testng/annotations/BeforeSuite;")
        .add("Lorg/testng/annotations/AfterSuite;")
        .add("Lorg/testng/annotations/BeforeTest;")
        .add("Lorg/testng/annotations/AfterTest;")
        .add("Lorg/testng/annotations/BeforeGroups;")
        .add("Lorg/testng/annotations/AfterGroups;")
        .add("Lorg/testng/annotations/Factory;")
        .build();

import org.gradle.api.internal.tasks.testing.TestStartEvent;
import org.gradle.api.tasks.testing.TestFailure;
import org.gradle.api.tasks.testing.TestResult;
import org.gradle.internal.id.IdGenerator;
import org.gradle.internal.time.Clock;
import org.testng.IMethodInstance;
import org.testng.ISuite;
import org.testng.ISuiteListener;
import org.testng.ITestClass;
import org.testng.ITestContext;

 * limitations under the License.
 */

package org.gradle.testing.testng

import org.gradle.api.internal.tasks.testing.DefaultTestClassDescriptor
import org.gradle.api.internal.tasks.testing.DefaultTestMethodDescriptor
import org.gradle.api.internal.tasks.testing.DefaultTestSuiteDescriptor
import org.gradle.api.tasks.testing.TestDescriptor
import org.gradle.integtests.fixtures.MultiVersionIntegrationSpec

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.testing.testng

import org.gradle.integtests.fixtures.AbstractIntegrationSpec
import org.gradle.testing.fixture.TestNGCoverage
import spock.lang.Issue

class TestNGUpToDateCheckIntegrationTest extends AbstractIntegrationSpec {

    def setup() {

 */

package org.gradle.api.testing.toolchains.internal;

import com.google.common.collect.ImmutableSet;
import org.gradle.api.artifacts.Dependency;
import org.gradle.api.artifacts.dsl.DependencyFactory;
import org.gradle.api.internal.tasks.testing.TestFramework;
import org.gradle.api.internal.tasks.testing.filter.DefaultTestFilter;
import org.gradle.api.internal.tasks.testing.testng.TestNGTestFramework;

            }
        '''

        file('src/integTest/java/it/IntegrationTest.java') << '''
            package it;

            import org.testng.annotations.BeforeTest;
            import org.testng.annotations.Test;

            import static org.testng.Assert.assertEquals;

            public class IntegrationTest {

                protected int value = 0;

                @BeforeTest

Laura Kassovic <******@****.***> 1701107622 -0800

stNG.html[TestNG API] that is used by Gradle's TestNG integration executes tests in unpredictable order by default.footnote:[The TestNG documentation contains more details about test ordering when working with `testng.xml` files: http://testng.org/doc/documentation-main.html#testng-xml[].] The ability to preserve test execution order was introduced with TestNG version 5.14.5. Setting the `preserveOrder` property to `true` for an older TestNG version will cause the build to fail.

.Preserving...