Home | History | Annotate | Download | only in textui 
      1 
      2 package junit.textui;
      3 
      4 import java.io.PrintStream;
      5 // android-changed
      6 // The following line was removed for compatibility with Android libraries.
      7 // import java.text.NumberFormat;
      8 import java.util.Enumeration;
      9 
     10 import junit.framework.AssertionFailedError;
     11 import junit.framework.Test;
     12 import junit.framework.TestFailure;
     13 import junit.framework.TestListener;
     14 import junit.framework.TestResult;
     15 import junit.runner.BaseTestRunner;
     16 
     17 public class ResultPrinter implements TestListener {
     18 	PrintStream fWriter;
     19 	int fColumn= 0;
     20 
     21 	public ResultPrinter(PrintStream writer) {
     22 		fWriter= writer;
     23 	}
     24 
     25 	/* API for use by textui.TestRunner
     26 	 */
     27 
     28 	synchronized void print(TestResult result, long runTime) {
     29 		printHeader(runTime);
     30 	    printErrors(result);
     31 	    printFailures(result);
     32 	    printFooter(result);
     33 	}
     34 
     35 	void printWaitPrompt() {
     36 		getWriter().println();
     37 		getWriter().println("<RETURN> to continue");
     38 	}
     39 
     40 	/* Internal methods
     41 	 */
     42 
     43 	protected void printHeader(long runTime) {
     44 		getWriter().println();
     45 		getWriter().println("Time: "+elapsedTimeAsString(runTime));
     46 	}
     47 
     48 	protected void printErrors(TestResult result) {
     49 		printDefects(result.errors(), result.errorCount(), "error");
     50 	}
     51 
     52 	protected void printFailures(TestResult result) {
     53 		printDefects(result.failures(), result.failureCount(), "failure");
     54 	}
     55 
     56 	protected void printDefects(Enumeration<TestFailure> booBoos, int count, String type) {
     57 		if (count == 0) return;
     58 		if (count == 1)
     59 			getWriter().println("There was " + count + " " + type + ":");
     60 		else
     61 			getWriter().println("There were " + count + " " + type + "s:");
     62 		for (int i= 1; booBoos.hasMoreElements(); i++) {
     63 			printDefect(booBoos.nextElement(), i);
     64 		}
     65 	}
     66 
     67 	public void printDefect(TestFailure booBoo, int count) { // only public for testing purposes
     68 		printDefectHeader(booBoo, count);
     69 		printDefectTrace(booBoo);
     70 	}
     71 
     72 	protected void printDefectHeader(TestFailure booBoo, int count) {
     73 		// I feel like making this a println, then adding a line giving the throwable a chance to print something
     74 		// before we get to the stack trace.
     75 		getWriter().print(count + ") " + booBoo.failedTest());
     76 	}
     77 
     78 	protected void printDefectTrace(TestFailure booBoo) {
     79 		getWriter().print(BaseTestRunner.getFilteredTrace(booBoo.trace()));
     80 	}
     81 
     82 	protected void printFooter(TestResult result) {
     83 		if (result.wasSuccessful()) {
     84 			getWriter().println();
     85 			getWriter().print("OK");
     86 			getWriter().println (" (" + result.runCount() + " test" + (result.runCount() == 1 ? "": "s") + ")");
     87 
     88 		} else {
     89 			getWriter().println();
     90 			getWriter().println("FAILURES!!!");
     91 			getWriter().println("Tests run: "+result.runCount()+
     92 				         ",  Failures: "+result.failureCount()+
     93 				         ",  Errors: "+result.errorCount());
     94 		}
     95 	    getWriter().println();
     96 	}
     97 
     98 
     99 	/**
    100 	 * Returns the formatted string of the elapsed time.
    101 	 * Duplicated from BaseTestRunner. Fix it.
    102 	 */
    103 	protected String elapsedTimeAsString(long runTime) {
    104 		// android-changed
    105 		// The following line was altered for compatibility with
    106 		// Android libraries.
    107 		return Double.toString((double)runTime/1000);
    108 	}
    109 
    110 	public PrintStream getWriter() {
    111 		return fWriter;
    112 	}
    113 	/**
    114 	 * @see junit.framework.TestListener#addError(Test, Throwable)
    115 	 */
    116 	public void addError(Test test, Throwable t) {
    117 		getWriter().print("E");
    118 	}
    119 
    120 	/**
    121 	 * @see junit.framework.TestListener#addFailure(Test, AssertionFailedError)
    122 	 */
    123 	public void addFailure(Test test, AssertionFailedError t) {
    124 		getWriter().print("F");
    125 	}
    126 
    127 	/**
    128 	 * @see junit.framework.TestListener#endTest(Test)
    129 	 */
    130 	public void endTest(Test test) {
    131 	}
    132 
    133 	/**
    134 	 * @see junit.framework.TestListener#startTest(Test)
    135 	 */
    136 	public void startTest(Test test) {
    137 		getWriter().print(".");
    138 		if (fColumn++ >= 40) {
    139 			getWriter().println();
    140 			fColumn= 0;
    141 		}
    142 	}
    143 
    144 }
    145