/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.camel.language.simple;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.camel.ExchangeTestSupport;
import org.apache.camel.Predicate;
import org.apache.camel.impl.JndiRegistry;
/**
*
*/
public class SimpleParserPredicateTest extends ExchangeTestSupport {
public void testSimpleEq() throws Exception {
exchange.getIn().setBody("foo");
SimplePredicateParser parser = new SimplePredicateParser("${body} == 'foo'", true);
Predicate pre = parser.parsePredicate();
assertTrue(pre.matches(exchange));
}
public void testSimpleEqNumeric() throws Exception {
exchange.getIn().setBody(123);
SimplePredicateParser parser = new SimplePredicateParser("${body} == 123", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleEqFunctionFunction() throws Exception {
exchange.getIn().setBody(122);
exchange.getIn().setHeader("val", 122);
SimplePredicateParser parser = new SimplePredicateParser("${body} == ${header.val}", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleEqFunctionNumeric() throws Exception {
exchange.getIn().setBody(122);
SimplePredicateParser parser = new SimplePredicateParser("${body} == 122", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleGtFunctionNumeric() throws Exception {
exchange.getIn().setBody(122);
SimplePredicateParser parser = new SimplePredicateParser("${body} > 120", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleUnaryInc() throws Exception {
exchange.getIn().setBody(122);
SimplePredicateParser parser = new SimplePredicateParser("${body}++ == 123", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleUnaryDec() throws Exception {
exchange.getIn().setBody(122);
SimplePredicateParser parser = new SimplePredicateParser("${body}-- == 121", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleEqFunctionBoolean() throws Exception {
exchange.getIn().setBody("Hello");
exchange.getIn().setHeader("high", true);
SimplePredicateParser parser = new SimplePredicateParser("${header.high} == true", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleEqFunctionBooleanSpaces() throws Exception {
exchange.getIn().setBody("Hello");
exchange.getIn().setHeader("high", true);
SimplePredicateParser parser = new SimplePredicateParser("${header.high} == true", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleLogicalAnd() throws Exception {
exchange.getIn().setBody("Hello");
exchange.getIn().setHeader("high", true);
exchange.getIn().setHeader("foo", 123);
SimplePredicateParser parser = new SimplePredicateParser("${header.high} == true && ${header.foo} == 123", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleLogicalOr() throws Exception {
exchange.getIn().setBody("Hello");
exchange.getIn().setHeader("high", true);
exchange.getIn().setHeader("foo", 123);
SimplePredicateParser parser = new SimplePredicateParser("${header.high} == false || ${header.foo} == 123", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleLogicalAndAnd() throws Exception {
exchange.getIn().setBody("Hello");
exchange.getIn().setHeader("high", true);
exchange.getIn().setHeader("foo", 123);
exchange.getIn().setHeader("bar", "beer");
SimplePredicateParser parser = new SimplePredicateParser("${header.high} == true && ${header.foo} == 123 && ${header.bar} == 'beer'", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleManyAndLogical() throws Exception {
exchange.getIn().setBody("Hello");
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 10; i++) {
exchange.getIn().setHeader("foo" + i, i);
sb.append("${header.foo").append(i).append("} == ").append(i);
if (i < 9) {
sb.append(" && ");
}
}
SimplePredicateParser parser = new SimplePredicateParser(sb.toString(), true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleManyOrLogical() throws Exception {
exchange.getIn().setBody("Hello");
StringBuilder sb = new StringBuilder();
for (int i = 0; i < 10; i++) {
sb.append("${header.foo").append(i).append("} == ").append(i);
if (i < 9) {
sb.append(" || ");
}
}
sb.append(" || ${body} == 'Hello'");
SimplePredicateParser parser = new SimplePredicateParser(sb.toString(), true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleExpressionPredicate() throws Exception {
exchange.getIn().setBody("Hello");
exchange.getIn().setHeader("number", "1234");
SimplePredicateParser parser = new SimplePredicateParser("${in.header.number} regex '\\d{4}'", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
public void testSimpleMap() throws Exception {
Map<String, String> map = new HashMap<String, String>();
map.put("foo", "123");
map.put("foo bar", "456");
exchange.getIn().setBody(map);
SimplePredicateParser parser = new SimplePredicateParser("${body[foo]} == 123", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
parser = new SimplePredicateParser("${body['foo bar']} == 456", true);
pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
// the predicate has whitespace in the function
parser = new SimplePredicateParser("${body[foo bar]} == 456", true);
pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
}
protected JndiRegistry createRegistry() throws Exception {
JndiRegistry jndi = super.createRegistry();
List<String> list = new ArrayList<String>();
list.add("foo");
list.add("bar");
jndi.bind("myList", list);
return jndi;
}
public void testSimpleIn() throws Exception {
Map<String, String> map = new HashMap<String, String>();
map.put("key", "foo");
map.put("key2", "bar");
map.put("key3", "none");
exchange.getIn().setBody(map);
SimplePredicateParser parser = new SimplePredicateParser("${body[key]} in ${ref:myList}", true);
Predicate pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
parser = new SimplePredicateParser("${body[key2]} in ${ref:myList}", true);
pre = parser.parsePredicate();
assertTrue("Should match", pre.matches(exchange));
parser = new SimplePredicateParser("${body[key3]} in ${ref:myList}", true);
pre = parser.parsePredicate();
assertFalse("Should not match", pre.matches(exchange));
}
}