/*
* Copyright 2004-2015 the Seasar Foundation and the Others.
*
* 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.seasar.extension.dxo.util;
import java.util.Iterator;
import junit.framework.TestCase;
import org.seasar.extension.dxo.util.SimpleExpression.ConversionRule;
/**
* @author koichik
*/
public class SimpleExpressionParserTest extends TestCase {
/**
* @throws Exception
*/
public void test0() throws Exception {
SimpleExpression exp = SimpleExpressionParser.parse("a:null");
assertNotNull(exp);
assertEquals(1, exp.conversionRuleList.size());
Iterator pairs = exp.conversionRuleList.iterator();
ConversionRule pair = (ConversionRule) pairs.next();
assertEquals("a", pair.destProperty);
assertEquals(1, pair.sourcePropertyList.size());
Iterator values = pair.sourcePropertyList.iterator();
assertNull(values.next());
}
/**
* @throws Exception
*/
public void test1() throws Exception {
SimpleExpression exp = SimpleExpressionParser.parse("a:b");
assertNotNull(exp);
assertEquals(1, exp.conversionRuleList.size());
Iterator pairs = exp.conversionRuleList.iterator();
ConversionRule pair = (ConversionRule) pairs.next();
assertEquals("a", pair.destProperty);
assertEquals(1, pair.sourcePropertyList.size());
Iterator values = pair.sourcePropertyList.iterator();
assertEquals("b", values.next());
}
/**
* @throws Exception
*/
public void test2() throws Exception {
SimpleExpression exp = SimpleExpressionParser.parse("a:b.c.d");
assertNotNull(exp);
assertEquals(1, exp.conversionRuleList.size());
Iterator pairs = exp.conversionRuleList.iterator();
ConversionRule pair = (ConversionRule) pairs.next();
assertEquals("a", pair.destProperty);
assertEquals(3, pair.sourcePropertyList.size());
Iterator values = pair.sourcePropertyList.iterator();
assertEquals("b", values.next());
assertEquals("c", values.next());
assertEquals("d", values.next());
}
/**
* @throws Exception
*/
public void test3() throws Exception {
SimpleExpression exp = SimpleExpressionParser.parse("x:a,y:null,z:c");
assertNotNull(exp);
assertEquals(3, exp.conversionRuleList.size());
Iterator pairs = exp.conversionRuleList.iterator();
ConversionRule pair = (ConversionRule) pairs.next();
assertEquals("x", pair.destProperty);
assertEquals(1, pair.sourcePropertyList.size());
Iterator values = pair.sourcePropertyList.iterator();
assertEquals("a", values.next());
pair = (ConversionRule) pairs.next();
assertEquals("y", pair.destProperty);
assertEquals(1, pair.sourcePropertyList.size());
values = pair.sourcePropertyList.iterator();
assertNull(values.next());
pair = (ConversionRule) pairs.next();
assertEquals("z", pair.destProperty);
assertEquals(1, pair.sourcePropertyList.size());
values = pair.sourcePropertyList.iterator();
assertEquals("c", values.next());
}
/**
* @throws Exception
*/
public void test4() throws Exception {
SimpleExpression exp = SimpleExpressionParser
.parse("xxx:null,yyy:bbb.ccc,zzz:ccc.ddd.eee");
assertNotNull(exp);
assertEquals(3, exp.conversionRuleList.size());
Iterator pairs = exp.conversionRuleList.iterator();
ConversionRule pair = (ConversionRule) pairs.next();
assertEquals("xxx", pair.destProperty);
assertEquals(1, pair.sourcePropertyList.size());
Iterator values = pair.sourcePropertyList.iterator();
assertNull(values.next());
pair = (ConversionRule) pairs.next();
assertEquals("yyy", pair.destProperty);
assertEquals(2, pair.sourcePropertyList.size());
values = pair.sourcePropertyList.iterator();
assertEquals("bbb", values.next());
assertEquals("ccc", values.next());
pair = (ConversionRule) pairs.next();
assertEquals("zzz", pair.destProperty);
assertEquals(3, pair.sourcePropertyList.size());
values = pair.sourcePropertyList.iterator();
assertEquals("ccc", values.next());
assertEquals("ddd", values.next());
assertEquals("eee", values.next());
}
/**
* @throws Exception
*/
public void test5() throws Exception {
SimpleExpression exp = SimpleExpressionParser
.parse(" xxx : aaa , yyy : bbb . ccc , zzz : ccc . ddd . eee ");
assertNotNull(exp);
assertEquals(3, exp.conversionRuleList.size());
Iterator pairs = exp.conversionRuleList.iterator();
ConversionRule pair = (ConversionRule) pairs.next();
assertEquals("xxx", pair.destProperty);
assertEquals(1, pair.sourcePropertyList.size());
Iterator values = pair.sourcePropertyList.iterator();
assertEquals("aaa", values.next());
pair = (ConversionRule) pairs.next();
assertEquals("yyy", pair.destProperty);
assertEquals(2, pair.sourcePropertyList.size());
values = pair.sourcePropertyList.iterator();
assertEquals("bbb", values.next());
assertEquals("ccc", values.next());
pair = (ConversionRule) pairs.next();
assertEquals("zzz", pair.destProperty);
assertEquals(3, pair.sourcePropertyList.size());
values = pair.sourcePropertyList.iterator();
assertEquals("ccc", values.next());
assertEquals("ddd", values.next());
assertEquals("eee", values.next());
}
/**
* @throws Exception
*/
public void test6() throws Exception {
assertNull(SimpleExpressionParser.parse("a::b"));
assertNull(SimpleExpressionParser.parse("a:b;"));
assertNull(SimpleExpressionParser.parse("a:b,"));
assertNull(SimpleExpressionParser.parse("a:b,,b:c"));
assertNull(SimpleExpressionParser.parse("a:b,b:c."));
assertNull(SimpleExpressionParser.parse("a:b,b:c."));
}
}