roxspring 2004/09/06 15:51:45
Modified: cli/src/test/org/apache/commons/cli BugsTest.java
Log:
Test checks the displayed output and does so quietly
Revision Changes Path
1.19 +27 -5
jakarta-commons/cli/src/test/org/apache/commons/cli/BugsTest.java
Index: BugsTest.java
===================================================================
RCS file:
/home/cvs/jakarta-commons/cli/src/test/org/apache/commons/cli/BugsTest.java,v
retrieving revision 1.18
retrieving revision 1.19
diff -u -r1.18 -r1.19
--- BugsTest.java 22 Apr 2004 23:00:07 -0000 1.18
+++ BugsTest.java 6 Sep 2004 22:51:45 -0000 1.19
@@ -15,6 +15,10 @@
*/
package org.apache.commons.cli;
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+import java.io.StringWriter;
+
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
@@ -274,12 +278,30 @@
.hasArg()
.create( 'd' );
options.addOption( dir );
- try {
- HelpFormatter formatter = new HelpFormatter();
- formatter.printHelp( "dir", options );
+
+
+ final PrintStream oldSystemOut = System.out;
+ try{
+ final ByteArrayOutputStream bytes = new ByteArrayOutputStream();
+ final PrintStream print = new PrintStream(bytes);
+
+ // capture this platform's eol symbol
+ print.println();
+ final String eol = bytes.toString();
+ bytes.reset();
+
+ System.setOut(new PrintStream(bytes));
+ try {
+ HelpFormatter formatter = new HelpFormatter();
+ formatter.printHelp( "dir", options );
+ }
+ catch( Exception exp ) {
+ fail( "Unexpected Exception: " + exp.getMessage() );
+ }
+ assertEquals("usage: dir"+eol+" -d <arg> dir"+eol,bytes.toString());
}
- catch( Exception exp ) {
- fail( "Unexpected Exception: " + exp.getMessage() );
+ finally {
+ System.setOut(oldSystemOut);
}
}
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