/* * Copyright 2008 Udai Gupta, Ralf Joachim * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.castor.cpa.query.object.function; import junit.framework.TestCase; import org.castor.cpa.query.Expression; import org.castor.cpa.query.Function; import org.castor.cpa.query.QueryObject; import org.castor.cpa.query.TrimSpecification; import org.castor.cpa.query.object.expression.AbstractExpression; import org.castor.cpa.query.object.literal.StringLiteral; /** * Junit Test for testing TRIM function class of query objects. * * @author <a href="mailto:mailtoud AT gmail DOT com">Udai Gupta</a> * @author <a href="mailto:ralf DOT joachim AT syscon DOT eu">Ralf Joachim</a> * @version $Revision: 7121 $ $Date: 2006-04-25 16:09:10 -0600 (Tue, 25 Apr 2006) $ * @since 1.3 */ public final class TestTrim extends TestCase { //-------------------------------------------------------------------------- /** * Junit Test for instance. */ public void testInstance() { QueryObject n = new Trim(); assertTrue(n instanceof AbstractFunction); assertTrue(n instanceof Function); assertTrue(n instanceof AbstractExpression); assertTrue(n instanceof Expression); } /** * Junit Test for constructor. */ public void testConstructor() { Trim n = new Trim(); assertEquals(TrimSpecification.BOTH, n.getSpecification()); assertTrue(n.getCharacter() instanceof StringLiteral); assertEquals(" ", ((StringLiteral) n.getCharacter()).getValue()); } /** * Junit Test for Getter and Setter methods. */ public void testGSetter() { Expression exp = new MockExpression(); TrimSpecification t = TrimSpecification.LEADING; StringLiteral c = new StringLiteral("Char"); Trim n = new Trim(); n.setString(exp); n.setSpecification(t); n.setCharacter(c); assertEquals(exp, n.getString()); assertEquals(t, n.getSpecification()); assertEquals(c, n.getCharacter()); } /** * Junit Test for toString method. */ public void testToString() { Trim n = new Trim(); n.setString(null); n.setSpecification(TrimSpecification.LEADING); n.setCharacter(new StringLiteral("Char")); assertEquals("TRIM(LEADING 'Char' FROM )", n.toString()); n.setString(new MockExpression()); n.setSpecification(null); n.setCharacter(new StringLiteral("Char")); assertEquals("TRIM( 'Char' FROM expression)", n.toString()); n.setString(new MockExpression()); n.setSpecification(TrimSpecification.LEADING); n.setCharacter(null); assertEquals("TRIM(LEADING FROM expression)", n.toString()); n.setString(new MockExpression()); n.setSpecification(null); n.setCharacter(null); assertEquals("TRIM( FROM expression)", n.toString()); n.setString(null); n.setSpecification(TrimSpecification.LEADING); n.setCharacter(null); assertEquals("TRIM(LEADING FROM )", n.toString()); n.setString(null); n.setSpecification(null); n.setCharacter(new StringLiteral("Char")); assertEquals("TRIM( 'Char' FROM )", n.toString()); n.setString(null); n.setSpecification(null); n.setCharacter(null); assertEquals("TRIM( FROM )", n.toString()); // withChar false and withSpec false n.setString(new MockExpression()); n.setSpecification(TrimSpecification.BOTH); n.setCharacter(new StringLiteral(" ")); assertEquals("TRIM(expression)", n.toString()); // withChar true and withSpec false n.setString(new MockExpression()); n.setSpecification(TrimSpecification.BOTH); n.setCharacter(new StringLiteral("Char")); assertEquals("TRIM('Char' FROM expression)", n.toString()); // withChar false and withSpec true n.setString(new MockExpression()); n.setSpecification(TrimSpecification.TRAILING); n.setCharacter(new StringLiteral(" ")); assertEquals("TRIM(TRAILING FROM expression)", n.toString()); } //-------------------------------------------------------------------------- }