| //////////////////////////////////////////////////////////////////////////////// |
| // 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.coding; |
| |
| import static com.puppycrawl.tools.checkstyle.checks.coding.NestedForDepthCheck.MSG_KEY; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import com.puppycrawl.tools.checkstyle.AbstractModuleTestSupport; |
| import com.puppycrawl.tools.checkstyle.DefaultConfiguration; |
| import com.puppycrawl.tools.checkstyle.utils.CommonUtils; |
| |
| public class NestedForDepthCheckTest extends AbstractModuleTestSupport { |
| @Override |
| protected String getPackageLocation() { |
| return "com/puppycrawl/tools/checkstyle/checks/coding/nestedfordepth"; |
| } |
| |
| /** |
| * Call the check allowing 2 layers of nested for-statements. This |
| * means the top-level for can contain up to 2 levels of nested for |
| * statements. As the test input has 4 layers of for-statements below |
| * the top-level for statement, this must cause 2 error-messages. |
| * |
| * @throws Exception necessary to fulfill JUnit's |
| * interface-requirements for test-methods. |
| */ |
| @Test |
| public void testNestedTooDeep() throws Exception { |
| final DefaultConfiguration checkConfig = |
| createModuleConfig(NestedForDepthCheck.class); |
| checkConfig.addAttribute("max", "2"); |
| |
| final String[] expected = { |
| "43:11: " + getCheckMessage(MSG_KEY, 3, 2), |
| "44:13: " + getCheckMessage(MSG_KEY, 4, 2), |
| "47:13: " + getCheckMessage(MSG_KEY, 4, 2), |
| }; |
| |
| verify(checkConfig, getPath("InputNestedForDepth.java"), |
| expected); |
| } |
| |
| /** |
| * Call the check allowing 4 layers of nested for-statements. This |
| * means the top-level for can contain up to 4 levels of nested for |
| * statements. As the test input has 4 layers of for-statements below |
| * the top-level for statement, this must not cause an |
| * error-message. |
| * |
| * @throws Exception necessary to fulfill JUnit's |
| * interface-requirements for test-methods. |
| */ |
| @Test |
| public void testNestedOk() throws Exception { |
| final DefaultConfiguration checkConfig = |
| createModuleConfig(NestedForDepthCheck.class); |
| checkConfig.addAttribute("max", "4"); |
| |
| final String[] expected = CommonUtils.EMPTY_STRING_ARRAY; |
| |
| verify(checkConfig, getPath("InputNestedForDepth.java"), |
| expected); |
| } |
| |
| @Test |
| public void testTokensNotNull() { |
| final NestedForDepthCheck check = new NestedForDepthCheck(); |
| Assert.assertNotNull("Acceptable tokens should not be null", check.getAcceptableTokens()); |
| Assert.assertNotNull("Default tokens should not be null", check.getDefaultTokens()); |
| Assert.assertNotNull("Required tokens should not be null", check.getRequiredTokens()); |
| } |
| } |