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MethodParamPadCheckTest.java
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MethodParamPadCheckTest.java
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////////////////////////////////////////////////////////////////////////////////
// checkstyle: Checks Java source code for adherence to a set of rules.
// Copyright (C) 2001-2022 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.whitespace;
import static com.google.common.truth.Truth.assertWithMessage;
import static com.puppycrawl.tools.checkstyle.checks.whitespace.MethodParamPadCheck.MSG_LINE_PREVIOUS;
import static com.puppycrawl.tools.checkstyle.checks.whitespace.MethodParamPadCheck.MSG_WS_NOT_PRECEDED;
import static com.puppycrawl.tools.checkstyle.checks.whitespace.MethodParamPadCheck.MSG_WS_PRECEDED;
import org.junit.jupiter.api.Test;
import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
import com.puppycrawl.tools.checkstyle.DefaultConfiguration;
import com.puppycrawl.tools.checkstyle.api.CheckstyleException;
import com.puppycrawl.tools.checkstyle.api.TokenTypes;
import com.puppycrawl.tools.checkstyle.utils.CommonUtil;
public class MethodParamPadCheckTest
extends AbstractModuleTestSupport {
@Override
protected String getPackageLocation() {
return "com/puppycrawl/tools/checkstyle/checks/whitespace/methodparampad";
}
@Test
public void testGetRequiredTokens() {
final MethodParamPadCheck checkObj = new MethodParamPadCheck();
assertWithMessage("MethodParamPadCheck#getRequiredTokens should return empty array "
+ "by default")
.that(checkObj.getRequiredTokens())
.isEqualTo(CommonUtil.EMPTY_INT_ARRAY);
}
@Test
public void testDefault() throws Exception {
final String[] expected = {
"21:32: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"23:15: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"27:9: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"30:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"37:24: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"42:9: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"46:39: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"48:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"52:16: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"54:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"60:21: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"62:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"66:18: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"68:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"71:36: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"73:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"84:15: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"89:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
};
verifyWithInlineConfigParser(
getPath("InputMethodParamPad.java"), expected);
}
@Test
public void testAllowLineBreaks() throws Exception {
final String[] expected = {
"21:33: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"23:15: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"37:24: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"46:39: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"52:16: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"60:21: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"66:18: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"71:36: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"84:15: " + getCheckMessage(MSG_WS_PRECEDED, "("),
};
verifyWithInlineConfigParser(
getPath("InputMethodParamPad2.java"), expected);
}
@Test
public void testSpaceOption() throws Exception {
final String[] expected = {
"16:32: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"18:14: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"27:9: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"30:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"33:23: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"42:9: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"45:58: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"48:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"51:15: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"54:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"57:28: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"59:20: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"62:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"64:56: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"65:17: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"68:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"70:35: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"73:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
"76:25: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"79:66: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"80:57: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "("),
"89:13: " + getCheckMessage(MSG_LINE_PREVIOUS, "("),
};
verifyWithInlineConfigParser(
getPath("InputMethodParamPad3.java"), expected);
}
@Test
public void testMethodParamPadRecords() throws Exception {
final String[] expected = {
"19:25: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"20:34: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"31:26: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"32:23: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"37:26: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"38:33: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"44:26: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"45:18: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"51:34: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"57:34: " + getCheckMessage(MSG_WS_PRECEDED, "("),
};
verifyWithInlineConfigParser(
getNonCompilablePath("InputMethodParamPadRecords.java"), expected);
}
@Test
public void test1322879() throws Exception {
final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
verifyWithInlineConfigParser(
getPath("InputMethodParamPadWhitespaceAround.java"),
expected);
}
@Test
public void testMethodParamPadCheckWithEmoji() throws Exception {
final String[] expected = {
"19:31: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"21:30: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"25:28: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"32:36: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"36:70: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"38:31: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"41:24: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"47:24: " + getCheckMessage(MSG_WS_PRECEDED, "("),
"50:23: " + getCheckMessage(MSG_WS_PRECEDED, "("),
};
verifyWithInlineConfigParser(
getPath("InputMethodParamPadCheckWithEmoji.java"), expected);
}
@Test
public void testGetAcceptableTokens() {
final MethodParamPadCheck methodParamPadCheckObj = new MethodParamPadCheck();
final int[] actual = methodParamPadCheckObj.getAcceptableTokens();
final int[] expected = {
TokenTypes.CTOR_DEF,
TokenTypes.LITERAL_NEW,
TokenTypes.METHOD_CALL,
TokenTypes.METHOD_DEF,
TokenTypes.SUPER_CTOR_CALL,
TokenTypes.ENUM_CONSTANT_DEF,
TokenTypes.RECORD_DEF,
};
assertWithMessage("Default acceptable tokens are invalid")
.that(actual)
.isEqualTo(expected);
}
@Test
public void testInvalidOption() throws Exception {
final DefaultConfiguration checkConfig = createModuleConfig(MethodParamPadCheck.class);
checkConfig.addProperty("option", "invalid_option");
try {
final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
verify(createChecker(checkConfig), getPath("InputMethodParamPad4.java"), expected);
assertWithMessage("exception expected").fail();
}
catch (CheckstyleException ex) {
assertWithMessage("Invalid exception message")
.that(ex.getMessage())
.isEqualTo("cannot initialize module com.puppycrawl.tools.checkstyle.TreeWalker - "
+ "cannot initialize module com.puppycrawl.tools.checkstyle.checks."
+ "whitespace.MethodParamPadCheck - "
+ "Cannot set property 'option' to 'invalid_option'");
}
}
}