/*******************************************************************************
* This file is part of OpenNMS(R).
*
* Copyright (C) 2010-2011 The OpenNMS Group, Inc.
* OpenNMS(R) is Copyright (C) 1999-2011 The OpenNMS Group, Inc.
*
* OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
*
* OpenNMS(R) is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* OpenNMS(R) is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenNMS(R). If not, see:
* http://www.gnu.org/licenses/
*
* For more information contact:
* OpenNMS(R) Licensing <license@opennms.org>
* http://www.opennms.org/
* http://www.opennms.com/
*******************************************************************************/
package org.opennms.core.soa.filter;
import static org.junit.Assert.*;
import static org.hamcrest.CoreMatchers.*;
import java.util.HashMap;
import java.util.Map;
import org.junit.Test;
import org.opennms.core.soa.Filter;
/**
* FilterParserTest
*
* @author brozow
*/
public class FilterParserTest {
private void parseFilterThenValidateString(String filterString) {
parseFilterThenValidateString(filterString, filterString);
}
private void parseFilterThenValidateString(String filterString, String expectedString) {
Filter filter = new FilterParser().parse(filterString);
assertThat("Unable to parse filter", filter, notNullValue());
assertThat("Unexpected string value for filter", filter.toString(), equalTo(expectedString));
}
@Test
public void parseGreaterThanFilter() {
parseFilterThenValidateString("(a>=2)");
}
@Test
public void parseLessThanFilter() {
parseFilterThenValidateString("(a<=2)");
}
@Test
public void parseNotFilter() {
parseFilterThenValidateString("(!(a<=1))");
}
@Test
public void parseAndFilter() {
parseFilterThenValidateString("(&(a>=1)(a<=2))");
}
@Test
public void parseOrFilter() {
parseFilterThenValidateString("(|(a>=1)(a<=2))");
}
@Test
public void parseNestedFilter() {
parseFilterThenValidateString("(| (&(a>=1)(a<=2)) (&(b>=1)(b<=2)) )", "(|(&(a>=1)(a<=2))(&(b>=1)(b<=2)))");
}
@Test
public void parsePresenceFilter() {
parseFilterThenValidateString("(a=*)");
}
@Test
public void parseSimpleFilter() {
parseFilterThenValidateString("(a=1)");
}
@Test
public void parseSimpleFilterWithEscapedParen() {
parseFilterThenValidateString("(a=\\))");
}
@Test
public void parseSimpleFilterWithEscapedStar() {
parseFilterThenValidateString("(a=\\*)");
}
@Test
public void parseSimpleFilterWithEscapedBackslash() {
parseFilterThenValidateString("(a=\\\\)");
}
@Test
public void parsePatternMatchingFilter() {
parseFilterThenValidateString("(a=a*c)");
}
@Test
public void parsePatternMatchingFilterWithEscapedStar() {
parseFilterThenValidateString("(a=a\\)*\\**c)");
}
@Test
public void testAndFilter() {
Map<String, String> dict = new HashMap<String, String>();
dict.put("a", "2");
dict.put("b", "4");
dict.put("c", "x");
FilterParser parser = new FilterParser();
Filter a1 = parser.parse("(&(a=2)(b=4)(c=x))");
Filter a2 = parser.parse("(&(a=2)(b=4)(z=nope))");
assertThat("Expected " + a1 + " to match", a1.match(dict), is(true));
assertThat("Expected " + a2 + " to match", a2.match(dict), is(false));
}
}