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////////////////////////////////////////////////////////////////////////////////
// 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.api;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.times;
import static org.powermock.api.mockito.PowerMockito.doNothing;
import static org.powermock.api.mockito.PowerMockito.mockStatic;
import static org.powermock.api.mockito.PowerMockito.verifyStatic;
import java.io.File;
import java.io.IOException;
import java.io.Reader;
import java.nio.charset.StandardCharsets;
import java.util.Locale;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;
import com.google.common.io.Closeables;
import com.puppycrawl.tools.checkstyle.AbstractPathTestSupport;
@RunWith(PowerMockRunner.class)
@PrepareForTest(Closeables.class)
public class FileTextTest extends AbstractPathTestSupport {
@Override
protected String getPackageLocation() {
return "com/puppycrawl/tools/checkstyle/api/filetext";
}
@Test
public void testUnsupportedCharset() throws IOException {
// just to make UT coverage 100%
final String charsetName = "STRANGE_CHARSET";
try {
final Object test = new FileText(new File("any name"), charsetName);
fail("UnsupportedEncodingException is expected but got " + test);
}
catch (IllegalStateException ex) {
assertEquals("Invalid exception message",
"Unsupported charset: " + charsetName, ex.getMessage());
}
}
@Test
public void testSupportedCharset() throws IOException {
//check if reader finally closed
mockStatic(Closeables.class);
doNothing().when(Closeables.class);
Closeables.closeQuietly(any(Reader.class));
final String charsetName = StandardCharsets.ISO_8859_1.name();
final FileText fileText = new FileText(new File(getPath("InputFileTextImportControl.xml")),
charsetName);
assertEquals("Invalid charset name", charsetName, fileText.getCharset().name());
verifyStatic(times(2));
Closeables.closeQuietly(any(Reader.class));
}
@Test
public void testLineColumnBeforeCopyConstructor() throws IOException {
final String charsetName = StandardCharsets.ISO_8859_1.name();
final FileText fileText = new FileText(new File(getPath("InputFileTextImportControl.xml")),
charsetName);
final LineColumn lineColumn = fileText.lineColumn(100);
final FileText copy = new FileText(fileText);
assertEquals("Invalid linecolumn", lineColumn, copy.lineColumn(100));
}
@Test
public void testLineColumnAfterCopyConstructor() throws IOException {
final String charsetName = StandardCharsets.ISO_8859_1.name();
final FileText fileText = new FileText(new File(getPath("InputFileTextImportControl.xml")),
charsetName);
final FileText copy = new FileText(fileText);
final LineColumn lineColumn = copy.lineColumn(100);
assertEquals("Invalid line", 3, lineColumn.getLine());
if (System.getProperty("os.name").toLowerCase(Locale.ENGLISH).startsWith("windows")) {
assertEquals("Invalid column", 44, lineColumn.getColumn());
}
else {
assertEquals("Invalid column", 46, lineColumn.getColumn());
}
}
@Test
public void testLineColumnAtTheStartOfFile() throws IOException {
final String charsetName = StandardCharsets.ISO_8859_1.name();
final FileText fileText = new FileText(new File(getPath("InputFileTextImportControl.xml")),
charsetName);
final FileText copy = new FileText(fileText);
final LineColumn lineColumn = copy.lineColumn(0);
assertEquals("Invalid line", 1, lineColumn.getLine());
assertEquals("Invalid column", 0, lineColumn.getColumn());
}
}
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