001package org.junit.internal; 002 003import java.io.PrintStream; 004import java.text.NumberFormat; 005import java.util.List; 006 007import org.junit.runner.Description; 008import org.junit.runner.Result; 009import org.junit.runner.notification.Failure; 010import org.junit.runner.notification.RunListener; 011 012public class TextListener extends RunListener { 013 014 private final PrintStream writer; 015 016 public TextListener(JUnitSystem system) { 017 this(system.out()); 018 } 019 020 public TextListener(PrintStream writer) { 021 this.writer = writer; 022 } 023 024 @Override 025 public void testRunFinished(Result result) { 026 printHeader(result.getRunTime()); 027 printFailures(result); 028 printFooter(result); 029 } 030 031 @Override 032 public void testStarted(Description description) { 033 writer.append('.'); 034 } 035 036 @Override 037 public void testFailure(Failure failure) { 038 writer.append('E'); 039 } 040 041 @Override 042 public void testIgnored(Description description) { 043 writer.append('I'); 044 } 045 046 /* 047 * Internal methods 048 */ 049 050 private PrintStream getWriter() { 051 return writer; 052 } 053 054 protected void printHeader(long runTime) { 055 getWriter().println(); 056 getWriter().println("Time: " + elapsedTimeAsString(runTime)); 057 } 058 059 protected void printFailures(Result result) { 060 List<Failure> failures = result.getFailures(); 061 if (failures.size() == 0) { 062 return; 063 } 064 if (failures.size() == 1) { 065 getWriter().println("There was " + failures.size() + " failure:"); 066 } else { 067 getWriter().println("There were " + failures.size() + " failures:"); 068 } 069 int i = 1; 070 for (Failure each : failures) { 071 printFailure(each, "" + i++); 072 } 073 } 074 075 protected void printFailure(Failure each, String prefix) { 076 getWriter().println(prefix + ") " + each.getTestHeader()); 077 getWriter().print(each.getTrace()); 078 } 079 080 protected void printFooter(Result result) { 081 if (result.wasSuccessful()) { 082 getWriter().println(); 083 getWriter().print("OK"); 084 getWriter().println(" (" + result.getRunCount() + " test" + (result.getRunCount() == 1 ? "" : "s") + ")"); 085 086 } else { 087 getWriter().println(); 088 getWriter().println("FAILURES!!!"); 089 getWriter().println("Tests run: " + result.getRunCount() + ", Failures: " + result.getFailureCount()); 090 } 091 getWriter().println(); 092 } 093 094 /** 095 * Returns the formatted string of the elapsed time. Duplicated from 096 * BaseTestRunner. Fix it. 097 */ 098 protected String elapsedTimeAsString(long runTime) { 099 return NumberFormat.getInstance().format((double) runTime / 1000); 100 } 101}