implement jterminal in source
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/*
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* Copyright (c) 2009-2011 Graham Edgecombe.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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package com.loomcom.symon;
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import static org.junit.Assert.*;
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import java.util.ArrayList;
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import java.util.List;
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import org.junit.Before;
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import org.junit.Test;
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import com.loomcom.symon.jterminal.vt100.AnsiControlSequenceParser;
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import com.loomcom.symon.jterminal.vt100.AnsiControlSequence;
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import com.loomcom.symon.jterminal.vt100.AnsiControlSequenceListener;
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/**
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* A test for the {@link AnsiControlSequenceParser} class.
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* @author Graham Edgecombe
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*/
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public class TestAnsiControlSequenceParser implements AnsiControlSequenceListener {
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/**
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* The current parser.
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*/
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private AnsiControlSequenceParser parser;
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/**
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* The list of objects returned through the
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* {@link AnsiControlSequenceListener} interface.
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*/
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private List<Object> objects = new ArrayList<Object>();
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/**
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* Sets up the parser and object list.
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*/
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@Before
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public void setUp() {
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objects.clear();
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parser = new AnsiControlSequenceParser(this);
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}
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/**
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* Tests a broken sequence with the single byte CSI.
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*/
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@Test
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public void testBrokenSingleSequence() {
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parser.parse(new String(new char[] { 155 }));
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parser.parse(new String(new char[] { 'u' }));
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assertEquals(1, objects.size());
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Object obj = objects.get(0);
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assertEquals(AnsiControlSequence.class, obj.getClass());
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AnsiControlSequence seq = (AnsiControlSequence) obj;
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String[] params = seq.getParameters();
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assertEquals('u', seq.getCommand());
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assertEquals(0, params.length);
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}
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/**
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* Tests a broken sequence with the double byte CSI.
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*/
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@Test
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public void testBrokenDoubleSequence() {
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char[] ch1 = { 27 };
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char[] ch2 = { '[' };
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char[] ch3 = { '3', '0', ';' };
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char[] ch4 = { '4', '0', 'm' };
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parser.parse(new String(ch1));
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parser.parse(new String(ch2));
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parser.parse(new String(ch3));
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parser.parse(new String(ch4));
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assertEquals(1, objects.size());
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Object obj = objects.get(0);
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assertEquals(AnsiControlSequence.class, obj.getClass());
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AnsiControlSequence seq = (AnsiControlSequence) obj;
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String[] params = seq.getParameters();
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assertEquals('m', seq.getCommand());
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assertEquals(2, params.length);
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assertEquals("30", params[0]);
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assertEquals("40", params[1]);
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}
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/**
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* Tests an empty string.
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*/
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@Test
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public void testEmpty() {
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parser.parse("");
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assertEquals(0, objects.size());
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}
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/**
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* Tests a sequence embedded within some text.
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*/
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@Test
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public void testTextAndSequence() {
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char[] ch = { 'h', 'i', 155, 'u', 'b', 'y', 'e' };
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parser.parse(new String(ch));
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assertEquals(3, objects.size());
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Object o1 = objects.get(0);
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Object o2 = objects.get(1);
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Object o3 = objects.get(2);
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assertEquals(String.class, o1.getClass());
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assertEquals(AnsiControlSequence.class, o2.getClass());
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assertEquals(String.class, o3.getClass());
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assertEquals("hi", o1);
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assertEquals("bye", o3);
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AnsiControlSequence seq = (AnsiControlSequence) o2;
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String[] params = seq.getParameters();
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assertEquals(0, params.length);
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assertEquals('u', seq.getCommand());
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}
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/**
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* Tests parameters within a sequence.
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*/
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@Test
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public void testParameters() {
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char[] ch = { 155, '3', '0', ';', '4', '0', 'm' };
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parser.parse(new String(ch));
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assertEquals(1, objects.size());
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Object obj = objects.get(0);
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assertEquals(AnsiControlSequence.class, obj.getClass());
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AnsiControlSequence seq = (AnsiControlSequence) obj;
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String[] params = seq.getParameters();
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assertEquals('m', seq.getCommand());
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assertEquals(2, params.length);
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assertEquals("30", params[0]);
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assertEquals("40", params[1]);
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}
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/**
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* Tests with plain text.
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*/
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@Test
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public void testText() {
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parser.parse("Hello, World!");
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assertEquals(1, objects.size());
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Object obj = objects.get(0);
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assertEquals(String.class, obj.getClass());
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assertEquals(obj, "Hello, World!");
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}
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/**
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* Tests with a single byte CSI.
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*/
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@Test
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public void testSingleCsi() {
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char[] ch = { 155, '6', 'n' };
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parser.parse(new String(ch));
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assertEquals(1, objects.size());
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Object obj = objects.get(0);
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assertEquals(AnsiControlSequence.class, obj.getClass());
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AnsiControlSequence seq = (AnsiControlSequence) obj;
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String[] params = seq.getParameters();
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assertEquals('n', seq.getCommand());
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assertEquals(1, params.length);
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assertEquals("6", params[0]);
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}
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/**
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* Tests with a double byte CSI.
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*/
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@Test
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public void testDoubleCsi() {
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char[] ch = { 27, '[', 's' };
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parser.parse(new String(ch));
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assertEquals(1, objects.size());
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Object obj = objects.get(0);
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assertEquals(AnsiControlSequence.class, obj.getClass());
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AnsiControlSequence seq = (AnsiControlSequence) obj;
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String[] params = seq.getParameters();
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assertEquals('s', seq.getCommand());
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assertEquals(0, params.length);
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}
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@Override
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public void parsedControlSequence(AnsiControlSequence seq) {
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objects.add(seq);
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}
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@Override
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public void parsedString(String str) {
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objects.add(str);
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}
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}
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