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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.checks.naming;
import static com.puppycrawl.tools.checkstyle.checks.naming.AbstractNameCheck.MSG_INVALID_PATTERN;
import static org.junit.Assert.assertArrayEquals;
import java.io.File;
import java.io.IOException;
import org.junit.Test;
import com.puppycrawl.tools.checkstyle.BaseCheckTestSupport;
import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
import com.puppycrawl.tools.checkstyle.api.Configuration;
import com.puppycrawl.tools.checkstyle.api.TokenTypes;
import com.puppycrawl.tools.checkstyle.utils.CommonUtils;
public class CatchParameterNameCheckTest extends BaseCheckTestSupport {
@Override
protected String getPath(String filename) throws IOException {
return super.getPath("checks" + File.separator
+ "naming" + File.separator
+ "catchparametername" + File.separator
+ filename);
}
@Test
public void testTokens() {
final CatchParameterNameCheck catchParameterNameCheck = new CatchParameterNameCheck();
final int[] expected = {TokenTypes.PARAMETER_DEF};
assertArrayEquals(expected, catchParameterNameCheck.getRequiredTokens());
assertArrayEquals(expected, catchParameterNameCheck.getAcceptableTokens());
}
@Test
public void testDefaultConfigurationOnCorrectFile() throws Exception {
final Configuration checkConfig = createCheckConfig(CatchParameterNameCheck.class);
final String[] expected = CommonUtils.EMPTY_STRING_ARRAY;
verify(checkConfig, getPath("InputCatchParameterNameSimple.java"), expected);
}
@Test
public void testDefaultConfigurationOnFileWithViolations() throws Exception {
final Configuration checkConfig = createCheckConfig(CatchParameterNameCheck.class);
final String defaultFormat = "^(e|t|ex|[a-z][a-z][a-zA-Z]+)$";
final String[] expected = {
"18:28: " + getCheckMessage(MSG_INVALID_PATTERN, "exception1", defaultFormat),
"28:39: " + getCheckMessage(MSG_INVALID_PATTERN, "ie", defaultFormat),
"31:28: " + getCheckMessage(MSG_INVALID_PATTERN, "iException", defaultFormat),
"34:28: " + getCheckMessage(MSG_INVALID_PATTERN, "ok", defaultFormat),
"38:28: " + getCheckMessage(MSG_INVALID_PATTERN, "e1", defaultFormat),
"40:32: " + getCheckMessage(MSG_INVALID_PATTERN, "e2", defaultFormat),
"44:28: " + getCheckMessage(MSG_INVALID_PATTERN, "t1", defaultFormat),
"46:32: " + getCheckMessage(MSG_INVALID_PATTERN, "t2", defaultFormat),
};
verify(checkConfig, getPath("InputCatchParameterName.java"), expected);
}
@Test
public void testCustomFormatFromJavadoc() throws Exception {
final DefaultConfiguration checkConfig = createCheckConfig(CatchParameterNameCheck.class);
final String format = "^[a-z][a-zA-Z0-9]+$";
checkConfig.addAttribute("format", format);
final String[] expected = {
"6:28: " + getCheckMessage(MSG_INVALID_PATTERN, "e", format),
"24:28: " + getCheckMessage(MSG_INVALID_PATTERN, "t", format),
};
verify(checkConfig, getPath("InputCatchParameterName.java"), expected);
}
@Test
public void testCustomFormatWithNoAnchors() throws Exception {
final DefaultConfiguration checkConfig = createCheckConfig(CatchParameterNameCheck.class);
final String format = "[a-z]";
checkConfig.addAttribute("format", format);
final String[] expected = CommonUtils.EMPTY_STRING_ARRAY;
verify(checkConfig, getPath("InputCatchParameterName.java"), expected);
}
}
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