comparison runner/MIDIFeatureWriter.cpp @ 147:1a6eab755c81 midi

Add MIDI destinations tests and fix feature writer bugs resulting from them

 	    if (!writer.isOK()) {
 		cerr << "ERROR: Failed to create MIDI writer: " 
 		     << writer.getError() << endl;
 		throw FileOperationFailed(filename, "create MIDI writer");
 	    }
+
 	    writer.write();
+
+            if (!writer.isOK()) {
+		cerr << "ERROR: Failed to write to MIDI file: " 
+		     << writer.getError() << endl;
+		throw FileOperationFailed(filename, "MIDI write");
+            }
 	}
     }
 }