PromptInputStreamTest.java

// Copyright 2001-2005, FreeHEP.
package org.freehep.util.io.test;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.PrintWriter;

import org.freehep.util.io.PromptInputStream;
import org.freehep.util.io.PromptListener;
import org.freehep.util.io.RoutedInputStream;

/**
 * Test for Prompt Input Stream
 * 
 * @author Mark Donszelmann
 * @version $Id:
 *          src/test/java/org/freehep/util/io/test/PromptInputStreamTest.java
 *          5c38dc058ace 2005/12/02 23:30:37 duns $
 */
public class PromptInputStreamTest extends AbstractStreamTest {

	/**
	 * Test PromptInputStream.read()
	 * 
	 * @throws Exception
	 *             when ref file cannot be found
	 */
	public void testPrompt() throws Exception {
		File testFile = new File(testDir, "PromptInputStream.txt");
		File refFile = new File(refDir, "PromptInputStream.out");
		File outFile = new File(outDir, "PromptInputStream.out");

		PromptInputStream in = new PromptInputStream(new FileInputStream(
				testFile));
		final PrintWriter writer = new PrintWriter(new FileWriter(outFile));
		final int promptNo = 0;
		in.addPromptListener("Idle>", new PromptListener() {
			public void promptFound(RoutedInputStream.Route route) {
				writer.println();
				writer.println("PROMPT[" + promptNo + "]: "
						+ (new String(route.getStart())));
			}
		});

		int b = in.read();
		while (b >= 0) {
			writer.write(b);
			b = in.read();
		}
		in.close();
		writer.close();

		Assert.assertEquals(refFile, outFile, false);
	}
}