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NoWhitespaceAfterCheckTest.java
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NoWhitespaceAfterCheckTest.java
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///////////////////////////////////////////////////////////////////////////////////////////////
// checkstyle: Checks Java source code and other text files 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.NoWhitespaceAfterCheck.MSG_KEY;
import org.antlr.v4.runtime.CommonToken;
import org.junit.jupiter.api.Test;
import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport;
import com.puppycrawl.tools.checkstyle.DetailAstImpl;
import com.puppycrawl.tools.checkstyle.api.TokenTypes;
import com.puppycrawl.tools.checkstyle.utils.CommonUtil;
public class NoWhitespaceAfterCheckTest
extends AbstractModuleTestSupport {
@Override
protected String getPackageLocation() {
return "com/puppycrawl/tools/checkstyle/checks/whitespace/nowhitespaceafter";
}
@Test
public void testDefault() throws Exception {
final String[] expected = {
"10:13: " + getCheckMessage(MSG_KEY, "."),
"11:11: " + getCheckMessage(MSG_KEY, "."),
"30:13: " + getCheckMessage(MSG_KEY, "-"),
"30:20: " + getCheckMessage(MSG_KEY, "+"),
"32:13: " + getCheckMessage(MSG_KEY, "++"),
"32:20: " + getCheckMessage(MSG_KEY, "--"),
"112:21: " + getCheckMessage(MSG_KEY, "!"),
"113:22: " + getCheckMessage(MSG_KEY, "~"),
"130:23: " + getCheckMessage(MSG_KEY, "."),
"133:10: " + getCheckMessage(MSG_KEY, "."),
"137:11: " + getCheckMessage(MSG_KEY, "."),
"265:1: " + getCheckMessage(MSG_KEY, "."),
"290:5: " + getCheckMessage(MSG_KEY, "@"),
"291:5: " + getCheckMessage(MSG_KEY, "@"),
"292:5: " + getCheckMessage(MSG_KEY, "@"),
"297:28: " + getCheckMessage(MSG_KEY, "int"),
"309:5: " + getCheckMessage(MSG_KEY, "someStuff8"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestDefault.java"), expected);
}
@Test
public void testAssignment() throws Exception {
final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestAssignment.java"), expected);
}
@Test
public void testDotAllowLineBreaks() throws Exception {
final String[] expected = {
"9:13: " + getCheckMessage(MSG_KEY, "."),
"129:23: " + getCheckMessage(MSG_KEY, "."),
"136:11: " + getCheckMessage(MSG_KEY, "."),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestAllowLineBreaks.java"), expected);
}
@Test
public void testTypecast() throws Exception {
final String[] expected = {
"87:20: " + getCheckMessage(MSG_KEY, ")"),
"89:13: " + getCheckMessage(MSG_KEY, ")"),
"241:17: " + getCheckMessage(MSG_KEY, ")"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestTypecast.java"), expected);
}
@Test
public void testArrayDeclarations() throws Exception {
final String[] expected = {
"14:12: " + getCheckMessage(MSG_KEY, "Object"),
"16:23: " + getCheckMessage(MSG_KEY, "someStuff3"),
"17:9: " + getCheckMessage(MSG_KEY, "int"),
"18:14: " + getCheckMessage(MSG_KEY, "s"),
"19:14: " + getCheckMessage(MSG_KEY, "d"),
"24:15: " + getCheckMessage(MSG_KEY, "get"),
"26:9: " + getCheckMessage(MSG_KEY, "int"),
"27:35: " + getCheckMessage(MSG_KEY, "get1"),
"36:9: " + getCheckMessage(MSG_KEY, "int"),
"37:13: " + getCheckMessage(MSG_KEY, "cba"),
"39:27: " + getCheckMessage(MSG_KEY, "String"),
"40:28: " + getCheckMessage(MSG_KEY, "String"),
"47:12: " + getCheckMessage(MSG_KEY, "ar"),
"47:25: " + getCheckMessage(MSG_KEY, "int"),
"48:17: " + getCheckMessage(MSG_KEY, "int"),
"51:65: " + getCheckMessage(MSG_KEY, "getLongMultiArray"),
"55:27: " + getCheckMessage(MSG_KEY, "}"),
"57:23: " + getCheckMessage(MSG_KEY, "int"),
"58:25: " + getCheckMessage(MSG_KEY, "]"),
"59:36: " + getCheckMessage(MSG_KEY, "}"),
"60:39: " + getCheckMessage(MSG_KEY, "]"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterArrayDeclarations.java"), expected);
}
@Test
public void testArrayDeclarations2() throws Exception {
final String[] expected = {
"20:31: " + getCheckMessage(MSG_KEY, "]"),
"25:41: " + getCheckMessage(MSG_KEY, "create"),
"26:32: " + getCheckMessage(MSG_KEY, "int"),
"37:26: " + getCheckMessage(MSG_KEY, "]"),
"38:29: " + getCheckMessage(MSG_KEY, "int"),
"38:42: " + getCheckMessage(MSG_KEY, "]"),
"38:66: " + getCheckMessage(MSG_KEY, "]"),
"43:47: " + getCheckMessage(MSG_KEY, "int"),
"43:57: " + getCheckMessage(MSG_KEY, "]"),
"44:19: " + getCheckMessage(MSG_KEY, "e"),
"44:24: " + getCheckMessage(MSG_KEY, "]"),
"44:44: " + getCheckMessage(MSG_KEY, "]"),
"45:15: " + getCheckMessage(MSG_KEY, "e"),
"45:19: " + getCheckMessage(MSG_KEY, "]"),
"50:31: " + getCheckMessage(MSG_KEY, "Integer"),
"51:21: " + getCheckMessage(MSG_KEY, "]"),
"56:29: " + getCheckMessage(MSG_KEY, ">"),
"56:32: " + getCheckMessage(MSG_KEY, "]"),
"56:35: " + getCheckMessage(MSG_KEY, "]"),
"60:35: " + getCheckMessage(MSG_KEY, "int"),
"62:15: " + getCheckMessage(MSG_KEY, "g"),
"63:18: " + getCheckMessage(MSG_KEY, "]"),
"64:15: " + getCheckMessage(MSG_KEY, "g"),
"64:19: " + getCheckMessage(MSG_KEY, "]"),
"64:23: " + getCheckMessage(MSG_KEY, "]"),
"70:55: " + getCheckMessage(MSG_KEY, "create"),
"70:63: " + getCheckMessage(MSG_KEY, "]"),
"75:33: " + getCheckMessage(MSG_KEY, "boolean"),
"77:48: " + getCheckMessage(MSG_KEY, "String"),
"77:52: " + getCheckMessage(MSG_KEY, "]"),
"78:37: " + getCheckMessage(MSG_KEY, "String"),
"89:41: " + getCheckMessage(MSG_KEY, "Integer"),
"93:15: " + getCheckMessage(MSG_KEY, "char"),
"94:53: " + getCheckMessage(MSG_KEY, "A"),
"95:70: " + getCheckMessage(MSG_KEY, "Object"),
"98:43: " + getCheckMessage(MSG_KEY, ")"),
"98:52: " + getCheckMessage(MSG_KEY, "]"),
"100:37: " + getCheckMessage(MSG_KEY, "Object"),
"102:46: " + getCheckMessage(MSG_KEY, ")"),
"105:43: " + getCheckMessage(MSG_KEY, "Object"),
"108:45: " + getCheckMessage(MSG_KEY, "]"),
"116:33: " + getCheckMessage(MSG_KEY, "Object"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterArrayDeclarations2.java"), expected);
}
@Test
public void testArrayDeclarations3() throws Exception {
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterArrayDeclarations3.java"));
}
@Test
public void testSynchronized() throws Exception {
final String[] expected = {
"22:9: " + getCheckMessage(MSG_KEY, "synchronized"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestSynchronized.java"), expected);
}
@Test
public void testNpe() throws Exception {
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestNpe.java"));
}
@Test
public void testMethodReference() throws Exception {
final String[] expected = {
"17:41: " + getCheckMessage(MSG_KEY, "int"),
"18:62: " + getCheckMessage(MSG_KEY, "String"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestMethodRef.java"), expected);
}
@Test
public void testMethodReferenceAfter() throws Exception {
final String[] expected = {
"25:35: " + getCheckMessage(MSG_KEY, "::"),
"26:64: " + getCheckMessage(MSG_KEY, "::"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestMethodRefAfter.java"), expected);
}
@Test
public void testArrayDeclarator() throws Exception {
final String[] expected = {
"19:32: " + getCheckMessage(MSG_KEY, "Entry"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestArrayDeclarator.java"), expected);
}
@Test
public void testVisitTokenSwitchReflection() {
// unexpected parent for ARRAY_DECLARATOR token
final DetailAstImpl astImport = mockAST(TokenTypes.IMPORT, "import");
final DetailAstImpl astArrayDeclarator = mockAST(TokenTypes.ARRAY_DECLARATOR, "[");
final DetailAstImpl astRightBracket = mockAST(TokenTypes.RBRACK, "[");
astImport.addChild(astArrayDeclarator);
astArrayDeclarator.addChild(astRightBracket);
final NoWhitespaceAfterCheck check = new NoWhitespaceAfterCheck();
try {
check.visitToken(astArrayDeclarator);
assertWithMessage("no intended exception thrown").fail();
}
catch (IllegalStateException ex) {
assertWithMessage("Invalid exception message")
.that(ex.getMessage())
.isEqualTo("unexpected ast syntax import[0x-1]");
}
}
@Test
public void testAllTokens() throws Exception {
final String[] expected = {
"10:13: " + getCheckMessage(MSG_KEY, "."),
"11:11: " + getCheckMessage(MSG_KEY, "."),
"30:13: " + getCheckMessage(MSG_KEY, "-"),
"30:20: " + getCheckMessage(MSG_KEY, "+"),
"32:13: " + getCheckMessage(MSG_KEY, "++"),
"32:20: " + getCheckMessage(MSG_KEY, "--"),
"88:20: " + getCheckMessage(MSG_KEY, ")"),
"90:13: " + getCheckMessage(MSG_KEY, ")"),
"91:13: " + getCheckMessage(MSG_KEY, ")"),
"112:21: " + getCheckMessage(MSG_KEY, "!"),
"113:22: " + getCheckMessage(MSG_KEY, "~"),
"130:23: " + getCheckMessage(MSG_KEY, "."),
"133:10: " + getCheckMessage(MSG_KEY, "."),
"137:11: " + getCheckMessage(MSG_KEY, "."),
"242:17: " + getCheckMessage(MSG_KEY, ")"),
"265:1: " + getCheckMessage(MSG_KEY, "."),
"290:5: " + getCheckMessage(MSG_KEY, "@"),
"291:5: " + getCheckMessage(MSG_KEY, "@"),
"292:5: " + getCheckMessage(MSG_KEY, "@"),
"297:28: " + getCheckMessage(MSG_KEY, "int"),
"301:18: " + getCheckMessage(MSG_KEY, ")"),
"309:5: " + getCheckMessage(MSG_KEY, "someStuff8"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterTestAllTokens.java"), expected);
}
@Test
public void testArrayDeclarationsAndAnnotations() throws Exception {
final String[] expected = CommonUtil.EMPTY_STRING_ARRAY;
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterArrayDeclarationsAndAnno.java"), expected);
}
@Test
public void testArrayNewTypeStructure() throws Exception {
final String[] expected = {
"53:17: " + getCheckMessage(MSG_KEY, "ci"),
"54:27: " + getCheckMessage(MSG_KEY, "int"),
"55:16: " + getCheckMessage(MSG_KEY, "double"),
"56:62: " + getCheckMessage(MSG_KEY, "cZ"),
"60:42: " + getCheckMessage(MSG_KEY, "transformers"),
"61:39: " + getCheckMessage(MSG_KEY, "transformers"),
"66:19: " + getCheckMessage(MSG_KEY, "a"),
"67:25: " + getCheckMessage(MSG_KEY, "]"),
"71:18: " + getCheckMessage(MSG_KEY, "]"),
"72:25: " + getCheckMessage(MSG_KEY, "]"),
"90:21: " + getCheckMessage(MSG_KEY, ")"),
"92:57: " + getCheckMessage(MSG_KEY, "KeyManager"),
"125:28: " + getCheckMessage(MSG_KEY, ")"),
"126:28: " + getCheckMessage(MSG_KEY, ")"),
"130:29: " + getCheckMessage(MSG_KEY, ")"),
"149:28: " + getCheckMessage(MSG_KEY, "byte"),
"182:12: " + getCheckMessage(MSG_KEY, "String"),
"182:20: " + getCheckMessage(MSG_KEY, "f"),
"214:6: " + getCheckMessage(MSG_KEY, "]"),
"215:13: " + getCheckMessage(MSG_KEY, "]"),
"219:5: " + getCheckMessage(MSG_KEY, "]"),
"220:13: " + getCheckMessage(MSG_KEY, "]"),
"226:15: " + getCheckMessage(MSG_KEY, "synchronized"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterNewTypeStructure.java"), expected);
}
@Test
public void testArrayNewGenericTypeArgument() throws Exception {
final String[] expected = {
"59:15: " + getCheckMessage(MSG_KEY, "i"),
"59:21: " + getCheckMessage(MSG_KEY, "j"),
"60:25: " + getCheckMessage(MSG_KEY, "u"),
"61:27: " + getCheckMessage(MSG_KEY, "]"),
"62:28: " + getCheckMessage(MSG_KEY, "w"),
"63:21: " + getCheckMessage(MSG_KEY, "x"),
"63:24: " + getCheckMessage(MSG_KEY, "]"),
"65:24: " + getCheckMessage(MSG_KEY, "SomeClass"),
"65:27: " + getCheckMessage(MSG_KEY, "]"),
"67:27: " + getCheckMessage(MSG_KEY, "SomeClass"),
"67:53: " + getCheckMessage(MSG_KEY, "ImmediateSubclass"),
"68:13: " + getCheckMessage(MSG_KEY, "!"),
"68:50: " + getCheckMessage(MSG_KEY, "ImmediateSubclass"),
"71:13: " + getCheckMessage(MSG_KEY, "!"),
"71:46: " + getCheckMessage(MSG_KEY, "FinalSubclass"),
"74:31: " + getCheckMessage(MSG_KEY, "AnotherInterface"),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterNewGenericTypeArgument.java"), expected);
}
@Test
public void testNoWhitespaceAfterWithEmoji() throws Exception {
final String[] expected = {
"16:16: " + getCheckMessage(MSG_KEY, "String"),
"16:26: " + getCheckMessage(MSG_KEY, "{"),
"23:24: " + getCheckMessage(MSG_KEY, "char"),
"28:22: " + getCheckMessage(MSG_KEY, ")"),
"28:23: " + getCheckMessage(MSG_KEY, "@"),
"35:17: " + getCheckMessage(MSG_KEY, "!"),
"35:22: " + getCheckMessage(MSG_KEY, "."),
};
verifyWithInlineConfigParser(
getPath("InputNoWhitespaceAfterWithEmoji.java"), expected);
}
/**
* Creates MOCK lexical token and returns AST node for this token.
*
* @param tokenType type of token
* @param tokenText text of token
* @return AST node for the token
*/
private static DetailAstImpl mockAST(final int tokenType, final String tokenText) {
final DetailAstImpl astSemi = new DetailAstImpl();
astSemi.initialize(new CommonToken(tokenType, tokenText));
return astSemi;
}
}