001: /*
002: * $Id: TestTrimFunction.java,v 1.2 2005/03/04 09:09:17 ahimanikya Exp $
003: * =======================================================================
004: * Copyright (c) 2004 Axion Development Team. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions
008: * are met:
009: *
010: * 1. Redistributions of source code must retain the above
011: * copyright notice, this list of conditions and the following
012: * disclaimer.
013: *
014: * 2. Redistributions in binary form must reproduce the above copyright
015: * notice, this list of conditions and the following disclaimer in
016: * the documentation and/or other materials provided with the
017: * distribution.
018: *
019: * 3. The names "Tigris", "Axion", nor the names of its contributors may
020: * not be used to endorse or promote products derived from this
021: * software without specific prior written permission.
022: *
023: * 4. Products derived from this software may not be called "Axion", nor
024: * may "Tigris" or "Axion" appear in their names without specific prior
025: * written permission.
026: *
027: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
028: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
029: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
030: * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
031: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
032: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
033: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
034: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
035: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
036: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
037: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
038: * =======================================================================
039: */
040:
041: package org.axiondb.functions;
042:
043: import java.util.HashMap;
044: import java.util.Map;
045:
046: import junit.framework.Test;
047: import junit.framework.TestSuite;
048:
049: import org.axiondb.ColumnIdentifier;
050: import org.axiondb.Literal;
051: import org.axiondb.RowDecorator;
052: import org.axiondb.engine.rows.SimpleRow;
053:
054: /**
055: * @version $Revision: 1.2 $ $Date: 2005/03/04 09:09:17 $
056: * @author Ahimanikya Satapathy
057: */
058: public class TestTrimFunction extends BaseFunctionTest {
059:
060: //------------------------------------------------------------ Conventional
061:
062: public TestTrimFunction(String testName) {
063: super (testName);
064: }
065:
066: public static Test suite() {
067: TestSuite suite = new TestSuite(TestTrimFunction.class);
068: return suite;
069: }
070:
071: //--------------------------------------------------------------- Lifecycle
072:
073: //--------------------------------------------------------------- Framework
074:
075: protected ConcreteFunction makeFunction() {
076: return new TrimFunction();
077: }
078:
079: //------------------------------------------------------------------- Tests
080:
081: public void testMakekNwInstance() {
082: TrimFunction function = new TrimFunction();
083: assertTrue(function.makeNewInstance() instanceof TrimFunction);
084: assertTrue(function.makeNewInstance() != function
085: .makeNewInstance());
086: }
087:
088: public void testTrimFunctionEval() throws Exception {
089: TrimFunction function = new TrimFunction();
090: ColumnIdentifier sel1 = new ColumnIdentifier("arg1");
091: function.addArgument(new Literal(new Integer(1)));
092: function.addArgument(sel1);
093: Map map = new HashMap();
094: map.put(sel1, new Integer(0));
095: RowDecorator dec = new RowDecorator(map);
096: dec.setRow(new SimpleRow(new Object[] { " foo " }));
097: assertEquals("foo ", function.evaluate(dec));
098:
099: function.setArgument(0, new Literal(new Integer(2)));
100: assertEquals(" foo", function.evaluate(dec));
101:
102: function.setArgument(0, new Literal(new Integer(3)));
103: assertEquals("foo", function.evaluate(dec));
104:
105: function = new TrimFunction();
106: function.addArgument(new Literal(new Integer(3)));
107: function.addArgument(sel1);
108: function.addArgument(new Literal(""));
109:
110: dec.setRow(new SimpleRow(new Object[] { "foo " }));
111: assertEquals("foo", function.evaluate(dec));
112:
113: dec.setRow(new SimpleRow(new Object[] { " foo" }));
114: assertEquals("foo", function.evaluate(dec));
115:
116: dec.setRow(new SimpleRow(new Object[] { " foo " }));
117: assertEquals("foo", function.evaluate(dec));
118:
119: function.setArgument(2, new Literal(" "));
120:
121: dec.setRow(new SimpleRow(new Object[] { " foo " }));
122: assertEquals("foo", function.evaluate(dec));
123:
124: function = new TrimFunction();
125: function.addArgument(new Literal(new Integer(3)));
126: function.addArgument(sel1);
127:
128: dec.setRow(new SimpleRow(new Object[] { "foo " }));
129: assertEquals("foo", function.evaluate(dec));
130:
131: dec.setRow(new SimpleRow(new Object[] { " foo " }));
132: assertEquals("foo", function.evaluate(dec));
133:
134: dec.setRow(new SimpleRow(new Object[] { " foo" }));
135: assertEquals("foo", function.evaluate(dec));
136:
137: dec.setRow(new SimpleRow(new Object[] { "foo" }));
138: assertEquals("foo", function.evaluate(dec));
139: }
140:
141: public void testLTrimFunctionInvalid() throws Exception {
142: TrimFunction function = new TrimFunction();
143: assertTrue(!function.isValid());
144: }
145:
146: public void testLTrimFunctionValid() throws Exception {
147: TrimFunction function = new TrimFunction();
148: function.addArgument(new ColumnIdentifier("arg1"));
149: assertTrue(function.isValid());
150: }
151: }
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