import java.io.*; import java.util.*; import java.util.jar.*; import java.util.zip.*; File f = new File( basedir, "massembly-285-assembly/target/massembly-285-assembly-1-bin.jar" ); JarFile jf = new JarFile( f ); String testPath = "tests/App.class"; int jarCount = 0; Enumeration e = jf.entries(); while( e.hasMoreElements() ) { if ( testPath.equals( String.valueOf( e.nextElement() ) ) ) { jarCount++; } } if ( jarCount != 1 ) { System.out.println( "ERROR! Test path: " + testPath + " was found " + jarCount + " times (should have been 1).\nArchive: " + f ); } f = new File( basedir, "massembly-285-assembly/target/massembly-285-assembly-1-bin.zip" ); ZipFile zf = new ZipFile( f ); String testPath = "tests/App.class"; int zipCount = 0; e = zf.entries(); while( e.hasMoreElements() ) { if ( testPath.equals( String.valueOf( e.nextElement() ) ) ) { zipCount++; } } if ( zipCount != 1 ) { System.out.println( "ERROR! Test path: " + testPath + " was found " + zipCount + " times (should have been 1).\nArchive: " + f ); } return jarCount == 1;