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package org.junit.internal;
import java.io.PrintStream;
import java.text.NumberFormat;
import java.util.List;
import org.junit.runner.Description;
import org.junit.runner.Result;
import org.junit.runner.notification.Failure;
import org.junit.runner.notification.RunListener;
public class TextListener extends RunListener {
private final PrintStream writer;
public TextListener(JUnitSystem system) {
this(system.out());
}
public TextListener(PrintStream writer) {
this.writer = writer;
}
@Override
public void testRunFinished(Result result) {
printHeader(result.getRunTime());
printFailures(result);
printFooter(result);
}
@Override
public void testStarted(Description description) {
writer.append('.');
}
@Override
public void testFailure(Failure failure) {
writer.append('E');
}
@Override
public void testIgnored(Description description) {
writer.append('I');
}
/*
* Internal methods
*/
private PrintStream getWriter() {
return writer;
}
protected void printHeader(long runTime) {
getWriter().println();
getWriter().println("Time: " + elapsedTimeAsString(runTime));
}
protected void printFailures(Result result) {
List<Failure> failures = result.getFailures();
if (failures.isEmpty()) {
return;
}
if (failures.size() == 1) {
getWriter().println("There was " + failures.size() + " failure:");
} else {
getWriter().println("There were " + failures.size() + " failures:");
}
int i = 1;
for (Failure each : failures) {
printFailure(each, "" + i++);
}
}
protected void printFailure(Failure each, String prefix) {
getWriter().println(prefix + ") " + each.getTestHeader());
getWriter().print(each.getTrimmedTrace());
}
protected void printFooter(Result result) {
if (result.wasSuccessful()) {
getWriter().println();
getWriter().print("OK");
getWriter().println(" (" + result.getRunCount() + " test" + (result.getRunCount() == 1 ? "" : "s") + ")");
} else {
getWriter().println();
getWriter().println("FAILURES!!!");
getWriter().println("Tests run: " + result.getRunCount() + ", Failures: " + result.getFailureCount());
}
getWriter().println();
}
/**
* Returns the formatted string of the elapsed time. Duplicated from
* BaseTestRunner. Fix it.
*/
protected String elapsedTimeAsString(long runTime) {
return NumberFormat.getInstance().format((double) runTime / 1000);
}
}
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