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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.gui;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import com.google.common.collect.ImmutableList;
import com.puppycrawl.tools.checkstyle.AbstractPathTestSupport;
import com.puppycrawl.tools.checkstyle.api.DetailAST;
import com.puppycrawl.tools.checkstyle.api.DetailNode;
import com.puppycrawl.tools.checkstyle.gui.MainFrameModel.ParseMode;
public class CodeSelectorPresentationTest extends AbstractPathTestSupport {
private MainFrameModel model;
private DetailAST tree;
private ImmutableList<Integer> linesToPosition;
@Before
public void loadFile() throws Exception {
model = new MainFrameModel();
model.setParseMode(ParseMode.JAVA_WITH_JAVADOC_AND_COMMENTS);
model.openFile(new File(getPath("InputCodeSelectorPresentation.java")));
tree = ((DetailAST) model.getParseTreeTableModel().getRoot()).getFirstChild();
linesToPosition = ImmutableList.copyOf(convertLinesToPosition(model.getLinesToPosition()));
}
@Override
protected String getPackageLocation() {
return "com/puppycrawl/tools/checkstyle/gui/codeselectorpresentation";
}
/** Converts lineToPosition from multicharacter to one character line separator
* needs to support crossplatform line separators
* @param systemLinesToPosition lines to position mapping for current system
* @return lines to position mapping with one character line separator
*/
private static List<Integer> convertLinesToPosition(List<Integer> systemLinesToPosition) {
final List<Integer> convertedLinesToPosition = new ArrayList<>();
final int lineSeparationCorrection = System.lineSeparator().length() - 1;
convertedLinesToPosition.add(0, systemLinesToPosition.get(0));
for (int i = 1; i < systemLinesToPosition.size(); i++) {
convertedLinesToPosition.add(i,
systemLinesToPosition.get(i) - lineSeparationCorrection * (i - 1));
}
return convertedLinesToPosition;
}
@Test
public void testDetailASTSelection() {
final CodeSelectorPresentation selector = new CodeSelectorPresentation(tree,
linesToPosition);
selector.findSelectionPositions();
Assert.assertEquals("Invalid selection start", 23, selector.getSelectionStart());
Assert.assertEquals("Invalid selection end", 209, selector.getSelectionEnd());
}
@Test
public void testDetailASTLeafSelection() {
final DetailAST leaf = tree.getLastChild().getFirstChild();
final CodeSelectorPresentation selector = new CodeSelectorPresentation(leaf,
linesToPosition);
selector.findSelectionPositions();
Assert.assertEquals("Invalid selection start", 59, selector.getSelectionStart());
Assert.assertEquals("Invalid selection end", 60, selector.getSelectionEnd());
}
@Test
public void testDetailASTNoSelection() {
final DetailAST leaf = tree.getFirstChild();
final CodeSelectorPresentation selector = new CodeSelectorPresentation(leaf,
linesToPosition);
selector.findSelectionPositions();
Assert.assertEquals("Invalid selection start", 23, selector.getSelectionStart());
Assert.assertEquals("Invalid selection end", 23, selector.getSelectionEnd());
}
@Test
public void testDetailNodeSelection() {
final DetailNode javadoc = (DetailNode) model.getParseTreeTableModel()
.getChild(tree.getFirstChild().getNextSibling().getFirstChild(), 0);
final CodeSelectorPresentation selector = new CodeSelectorPresentation(javadoc,
linesToPosition);
selector.findSelectionPositions();
Assert.assertEquals("Invalid selection start", 3, selector.getSelectionStart());
Assert.assertEquals("Invalid selection end", 25, selector.getSelectionEnd());
}
@Test
public void testDetailNodeLeafSelection() {
final DetailNode javadoc = (DetailNode) model.getParseTreeTableModel()
.getChild(tree.getFirstChild().getNextSibling().getFirstChild(), 0);
final DetailNode javadocLeaf = javadoc.getChildren()[2];
final CodeSelectorPresentation selector = new CodeSelectorPresentation(javadocLeaf,
linesToPosition);
selector.findSelectionPositions();
Assert.assertEquals("Invalid selection start", 5, selector.getSelectionStart());
Assert.assertEquals("Invalid selection end", 19, selector.getSelectionEnd());
}
}
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