org.quickperf.testng.TestNGTestRunner Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
*
* Copyright 2019-2020 the original author or authors.
*/
package org.quickperf.testng;
import org.quickperf.issue.TestIssue;
import org.quickperf.testlauncher.TestRunnerFromMain;
import org.testng.*;
import java.util.Collections;
import java.util.List;
import java.util.function.Predicate;
import java.util.stream.Collectors;
class TestNGTestRunner implements TestRunnerFromMain.FrameworkTestRunner {
static class TestMethodInterceptor implements IMethodInterceptor {
private final String testMethodNameToRun;
TestMethodInterceptor(String testMethodNameToRun) {
this.testMethodNameToRun = testMethodNameToRun;
}
@Override
public List intercept(List methods, ITestContext context) {
Predicate selectTestMethod =
method -> { ITestNGMethod testNGMethod = method.getMethod();
String currentMethodName = testNGMethod.getMethodName();
return currentMethodName.equals(testMethodNameToRun);
};
IMethodInstance testMethod = methods.stream()
.filter(selectTestMethod)
.findFirst()
.get();
return Collections.singletonList(testMethod);
}
}
@Override
public TestIssue executeTestMethod(Class testClass, String methodName) {
TestNG testNG = createTestNGInstance(testClass, methodName);
TestListenerAdapter testListenerAdapter = new TestListenerAdapter();
testNG.addListener(testListenerAdapter);
testNG.run();
List failedTests = testListenerAdapter.getFailedTests();
List failuresAsThrowables = convertToThrowables(failedTests);
return TestIssue.buildInNewJvmFrom(failuresAsThrowables);
}
private static TestNG createTestNGInstance(Class testClass, String methodName) {
TestNG result = new TestNG();
result.setUseDefaultListeners(false);
result.setVerbose(0);
Class[] testClasses = {testClass};
result.setTestClasses(testClasses);
IMethodInterceptor methodInterceptor = new TestMethodInterceptor(methodName);
result.setMethodInterceptor(methodInterceptor);
return result;
}
private List convertToThrowables(List failedTests) {
return failedTests.stream()
.map(failedTest ->
{ Throwable throwable = failedTest.getThrowable();
return throwable.getCause();
}
)
.collect(Collectors.toList());
}
}