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////////////////////////////////////////////////////////////////////////////////
// checkstyle: Checks Java source code for adherence to a set of rules.
// Copyright (C) 2001-2017 the original author or authors.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
////////////////////////////////////////////////////////////////////////////////
package com.puppycrawl.tools.checkstyle.filters;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import nl.jqno.equalsverifier.EqualsVerifier;
/** Tests CsvFilter. */
public class CsvFilterTest {
@Test
public void testDecideSingle() {
final IntFilter filter = new CsvFilter("0");
assertFalse("less than", filter.accept(-1));
assertTrue("equal", filter.accept(0));
assertFalse("greater than", filter.accept(1));
}
@Test
public void testDecidePair() {
final IntFilter filter = new CsvFilter("0, 2");
assertFalse("less than", filter.accept(-1));
assertTrue("equal 0", filter.accept(0));
assertFalse("greater than", filter.accept(1));
assertTrue("equal 2", filter.accept(2));
}
@Test
public void testDecideRange() {
final IntFilter filter = new CsvFilter("0-2");
assertFalse("less than", filter.accept(-1));
assertTrue("equal 0", filter.accept(0));
assertTrue("equal 1", filter.accept(1));
assertTrue("equal 2", filter.accept(2));
assertFalse("greater than", filter.accept(3));
}
@Test
public void testDecideEmptyRange() {
final IntFilter filter = new CsvFilter("2-0");
assertFalse("less than", filter.accept(-1));
assertFalse("equal 0", filter.accept(0));
assertFalse("equal 1", filter.accept(1));
assertFalse("equal 2", filter.accept(2));
assertFalse("greater than", filter.accept(3));
}
@Test
public void testDecideRangePlusValue() {
final IntFilter filter = new CsvFilter("0-2, 10");
assertFalse("less than", filter.accept(-1));
assertTrue("equal 0", filter.accept(0));
assertTrue("equal 1", filter.accept(1));
assertTrue("equal 2", filter.accept(2));
assertFalse("greater than", filter.accept(3));
assertTrue("equal 10", filter.accept(10));
}
@Test
public void testEmptyChain() {
final CsvFilter filter = new CsvFilter("");
assertFalse("0", filter.accept(0));
}
@Test
public void testOneFilter() {
final CsvFilter filter = new CsvFilter("");
filter.addFilter(new IntMatchFilter(0));
assertTrue("0", filter.accept(0));
assertFalse("1", filter.accept(1));
}
@Test
public void testMultipleFilter() {
final CsvFilter filter = new CsvFilter("");
filter.addFilter(new IntMatchFilter(0));
filter.addFilter(new IntRangeFilter(0, 2));
assertTrue("0", filter.accept(0));
assertTrue("1", filter.accept(1));
filter.addFilter(new IntRangeFilter(3, 4));
assertTrue("0 is in [3,4]", filter.accept(0));
}
@Test
public void testGetFilters() {
final CsvFilter filter = new CsvFilter("");
filter.addFilter(new IntMatchFilter(0));
assertEquals("size is the same", 1, filter.getFilters().size());
}
@Test
public void testEqualsAndHashCode() {
EqualsVerifier.forClass(CsvFilter.class).usingGetClass().verify();
}
}
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