ConsoleReporter.java

package org.testng.internal;

import org.testng.*;
import org.testng.xml.XmlSuite;

import java.io.PrintWriter;
import java.io.StringWriter;
import java.util.List;
import java.util.Map;
import java.util.Set;

public class ConsoleReporter implements  IReporter {

    @Override
    public void generateReport(List<XmlSuite> xmlSuites, List<ISuite> suites, String outputDirectory) {
        for (ISuite suite : suites) {
            for (Map.Entry<String, ISuiteResult> testResult : suite.getResults().entrySet()) {
                Set<ITestResult> results =
                    testResult.getValue().getTestContext().getFailedTests().getAllResults();
                if (results.isEmpty()) {
                    continue;
                }
                System.out.println("Failures in <suite> :" + suite.getName() + ", <test> :" + testResult.getKey());
                for (ITestResult result : results) {
                    String c = result.getMethod().getRealClass().getName();
                    String m = result.getMethod().getMethodName() + "()";
                    System.out.println(c + "." + m);
                    if (result.getThrowable() != null) {
                        StringWriter sw = new StringWriter();
                        PrintWriter writer = new PrintWriter(sw);
                        result.getThrowable().printStackTrace(writer);
                        System.out.println(String.format("StackTrace:\n %s \n", Utils.filterTrace(sw.toString())));
                    }
                }
            }
        }
    }
}