| //////////////////////////////////////////////////////////////////////////////// |
| // 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.whitespace; |
| |
| import static com.puppycrawl.tools.checkstyle.checks.whitespace.GenericWhitespaceCheck.MSG_WS_FOLLOWED; |
| import static com.puppycrawl.tools.checkstyle.checks.whitespace.GenericWhitespaceCheck.MSG_WS_ILLEGAL_FOLLOW; |
| import static com.puppycrawl.tools.checkstyle.checks.whitespace.GenericWhitespaceCheck.MSG_WS_NOT_PRECEDED; |
| import static com.puppycrawl.tools.checkstyle.checks.whitespace.GenericWhitespaceCheck.MSG_WS_PRECEDED; |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| import org.junit.Test; |
| |
| import antlr.CommonHiddenStreamToken; |
| import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport; |
| import com.puppycrawl.tools.checkstyle.DefaultConfiguration; |
| import com.puppycrawl.tools.checkstyle.api.DetailAST; |
| import com.puppycrawl.tools.checkstyle.api.TokenTypes; |
| import com.puppycrawl.tools.checkstyle.utils.CommonUtils; |
| |
| public class GenericWhitespaceCheckTest |
| extends AbstractModuleTestSupport { |
| @Override |
| protected String getPackageLocation() { |
| return "com/puppycrawl/tools/checkstyle/checks/whitespace/genericwhitespace"; |
| } |
| |
| @Test |
| public void testGetRequiredTokens() { |
| final GenericWhitespaceCheck checkObj = new GenericWhitespaceCheck(); |
| final int[] expected = { |
| TokenTypes.GENERIC_START, |
| TokenTypes.GENERIC_END, |
| }; |
| assertArrayEquals("Default required tokens are invalid", |
| expected, checkObj.getRequiredTokens()); |
| } |
| |
| @Test |
| public void testDefault() throws Exception { |
| final DefaultConfiguration checkConfig = createModuleConfig(GenericWhitespaceCheck.class); |
| final String[] expected = { |
| "16:13: " + getCheckMessage(MSG_WS_PRECEDED, "<"), |
| "16:15: " + getCheckMessage(MSG_WS_FOLLOWED, "<"), |
| "16:23: " + getCheckMessage(MSG_WS_PRECEDED, ">"), |
| "16:43: " + getCheckMessage(MSG_WS_PRECEDED, "<"), |
| "16:45: " + getCheckMessage(MSG_WS_FOLLOWED, "<"), |
| "16:53: " + getCheckMessage(MSG_WS_PRECEDED, ">"), |
| "17:13: " + getCheckMessage(MSG_WS_PRECEDED, "<"), |
| "17:15: " + getCheckMessage(MSG_WS_FOLLOWED, "<"), |
| "17:20: " + getCheckMessage(MSG_WS_PRECEDED, "<"), |
| "17:22: " + getCheckMessage(MSG_WS_FOLLOWED, "<"), |
| "17:30: " + getCheckMessage(MSG_WS_PRECEDED, ">"), |
| "17:32: " + getCheckMessage(MSG_WS_FOLLOWED, ">"), |
| "17:32: " + getCheckMessage(MSG_WS_PRECEDED, ">"), |
| "17:52: " + getCheckMessage(MSG_WS_PRECEDED, "<"), |
| "17:54: " + getCheckMessage(MSG_WS_FOLLOWED, "<"), |
| "17:59: " + getCheckMessage(MSG_WS_PRECEDED, "<"), |
| "17:61: " + getCheckMessage(MSG_WS_FOLLOWED, "<"), |
| "17:69: " + getCheckMessage(MSG_WS_PRECEDED, ">"), |
| "17:71: " + getCheckMessage(MSG_WS_FOLLOWED, ">"), |
| "17:71: " + getCheckMessage(MSG_WS_PRECEDED, ">"), |
| "30:17: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "<"), |
| "30:21: " + getCheckMessage(MSG_WS_ILLEGAL_FOLLOW, ">"), |
| "42:21: " + getCheckMessage(MSG_WS_PRECEDED, "<"), |
| "42:30: " + getCheckMessage(MSG_WS_FOLLOWED, ">"), |
| "60:60: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "&"), |
| "63:60: " + getCheckMessage(MSG_WS_FOLLOWED, ">"), |
| }; |
| verify(checkConfig, getPath("InputGenericWhitespaceDefault.java"), expected); |
| } |
| |
| @Test |
| public void testAtTheStartOfTheLine() throws Exception { |
| final DefaultConfiguration checkConfig = createModuleConfig(GenericWhitespaceCheck.class); |
| final String[] expected = { |
| "10:1: " + getCheckMessage(MSG_WS_PRECEDED, ">"), |
| "12:1: " + getCheckMessage(MSG_WS_PRECEDED, "<"), |
| }; |
| verify(checkConfig, getPath("InputGenericWhitespaceAtStartOfTheLine.java"), expected); |
| } |
| |
| @Test |
| public void testNestedGeneric() throws Exception { |
| final DefaultConfiguration checkConfig = createModuleConfig(GenericWhitespaceCheck.class); |
| final String[] expected = { |
| "11:2: " + getCheckMessage(MSG_WS_NOT_PRECEDED, "&"), |
| }; |
| verify(checkConfig, getPath("InputGenericWhitespaceNested.java"), expected); |
| } |
| |
| @Test |
| public void testList() throws Exception { |
| final DefaultConfiguration checkConfig = createModuleConfig(GenericWhitespaceCheck.class); |
| final String[] expected = CommonUtils.EMPTY_STRING_ARRAY; |
| verify(checkConfig, getPath("InputGenericWhitespaceList.java"), expected); |
| } |
| |
| @Test |
| public void testInnerClass() throws Exception { |
| final DefaultConfiguration checkConfig = createModuleConfig(GenericWhitespaceCheck.class); |
| final String[] expected = CommonUtils.EMPTY_STRING_ARRAY; |
| verify(checkConfig, getPath("InputGenericWhitespaceInnerClass.java"), expected); |
| } |
| |
| @Test |
| public void testMethodReferences() throws Exception { |
| final DefaultConfiguration checkConfig = createModuleConfig(GenericWhitespaceCheck.class); |
| final String[] expected = CommonUtils.EMPTY_STRING_ARRAY; |
| verify(checkConfig, getPath("InputGenericWhitespaceMethodRef1.java"), expected); |
| } |
| |
| @Test |
| public void testMethodReferences2() throws Exception { |
| final DefaultConfiguration checkConfig = createModuleConfig(GenericWhitespaceCheck.class); |
| final String[] expected = { |
| "10:70: " + getCheckMessage(MSG_WS_FOLLOWED, ">"), |
| }; |
| verify(checkConfig, getPath("InputGenericWhitespaceMethodRef2.java"), expected); |
| } |
| |
| @Test |
| public void testGenericEndsTheLine() throws Exception { |
| final DefaultConfiguration checkConfig = createModuleConfig(GenericWhitespaceCheck.class); |
| final String[] expected = CommonUtils.EMPTY_STRING_ARRAY; |
| verify(checkConfig, getPath("InputGenericWhitespaceEndsTheLine.java"), expected); |
| } |
| |
| @Test |
| public void testGetAcceptableTokens() { |
| final GenericWhitespaceCheck genericWhitespaceCheckObj = new GenericWhitespaceCheck(); |
| final int[] actual = genericWhitespaceCheckObj.getAcceptableTokens(); |
| final int[] expected = { |
| TokenTypes.GENERIC_START, |
| TokenTypes.GENERIC_END, |
| }; |
| assertArrayEquals("Default acceptable tokens are invalid", expected, actual); |
| } |
| |
| @Test |
| public void testWrongTokenType() { |
| final GenericWhitespaceCheck genericWhitespaceCheckObj = new GenericWhitespaceCheck(); |
| final DetailAST ast = new DetailAST(); |
| ast.initialize(new CommonHiddenStreamToken(TokenTypes.INTERFACE_DEF, "interface")); |
| try { |
| genericWhitespaceCheckObj.visitToken(ast); |
| fail("exception expected"); |
| } |
| catch (IllegalArgumentException ex) { |
| assertEquals("Invalid exception message", |
| "Unknown type interface[0x-1]", ex.getMessage()); |
| } |
| } |
| } |