////////////////////////////////////////////////////////////////////////////////
// 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.imports;
import static com.puppycrawl.tools.checkstyle.checks.imports.RedundantImportCheck.MSG_DUPLICATE;
import static com.puppycrawl.tools.checkstyle.checks.imports.RedundantImportCheck.MSG_LANG;
import static com.puppycrawl.tools.checkstyle.checks.imports.RedundantImportCheck.MSG_SAME;
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.TokenTypes;
public class RedundantImportCheckTest
extends BaseCheckTestSupport {
@Override
protected String getPath(String filename) throws IOException {
return super.getPath("checks" + File.separator
+ "imports" + File.separator + filename);
}
@Override
protected String getNonCompilablePath(String filename) throws IOException {
return super.getNonCompilablePath("checks" + File.separator
+ "imports" + File.separator + filename);
}
@Test
public void testGetRequiredTokens() {
final RedundantImportCheck checkObj = new RedundantImportCheck();
final int[] expected = {
TokenTypes.IMPORT,
TokenTypes.STATIC_IMPORT,
TokenTypes.PACKAGE_DEF,
};
assertArrayEquals(expected, checkObj.getRequiredTokens());
}
@Test
public void testWithChecker()
throws Exception {
final DefaultConfiguration checkConfig =
createCheckConfig(RedundantImportCheck.class);
final String[] expected = {
"7:1: " + getCheckMessage(MSG_SAME, "com.puppycrawl.tools.checkstyle.checks.imports.*"),
"8:1: " + getCheckMessage(MSG_SAME,
"com.puppycrawl.tools.checkstyle.checks.imports.InputImportBug"),
"10:1: " + getCheckMessage(MSG_LANG, "java.lang.*"),
"11:1: " + getCheckMessage(MSG_LANG, "java.lang.String"),
"14:1: " + getCheckMessage(MSG_DUPLICATE, 13, "java.util.List"),
"26:1: " + getCheckMessage(MSG_DUPLICATE, 25, "javax.swing.WindowConstants.*"),
};
verify(checkConfig, getPath("InputRedundantImport.java"), expected);
}
@Test
public void testUnnamedPackage()
throws Exception {
final DefaultConfiguration checkConfig =
createCheckConfig(RedundantImportCheck.class);
final String[] expected = {
"4:1: " + getCheckMessage(MSG_DUPLICATE, 3, "java.util.List"),
"6:1: " + getCheckMessage(MSG_LANG, "java.lang.String"),
};
verify(checkConfig, getNonCompilablePath("InputRedundantImport_UnnamedPackage.java"),
expected);
}
@Test
public void testGetAcceptableTokens() {
final RedundantImportCheck testCheckObject =
new RedundantImportCheck();
final int[] actual = testCheckObject.getAcceptableTokens();
final int[] expected = {
TokenTypes.IMPORT,
TokenTypes.STATIC_IMPORT,
TokenTypes.PACKAGE_DEF,
};
assertArrayEquals(expected, actual);
}
}