/*******************************************************************************
 * Copyright (c) 2004, 2005 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.ant.tests.ui.editor;

import java.io.File;
import org.eclipse.ant.internal.ui.editor.AntEditor;
import org.eclipse.ant.internal.ui.editor.text.XMLTextHover;
import org.eclipse.ant.tests.ui.editor.performance.EditorTestHelper;
import org.eclipse.ant.tests.ui.testplugin.AbstractAntUITest;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.ui.PartInitException;

public class AntEditorTests extends AbstractAntUITest {

    public AntEditorTests(String name) {
        super(name);
    }
    
    public void testHoverForPath() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("refid.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            XMLTextHover hover= new XMLTextHover(editor);
            int offset= getOffsetWithinLine(editor, 9, 20);
            IRegion region= hover.getHoverRegion(editor.getViewer(), offset);
            String hoverText= hover.getHoverInfo(editor.getViewer(), region);
            String correctResult= "<html><body text=\"#000000\" bgcolor=\"#FFFF88\"><font size=-1><h5>Path Elements:</h5><ul><li>";
            assertTrue("Expected the following hover text to start with: " + correctResult, hoverText.startsWith(correctResult));
            
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    public void testHoverForProperty() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("refid.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            XMLTextHover hover= new XMLTextHover(editor);
            int offset= getOffsetWithinLine(editor, 42, 13);
            IRegion region= hover.getHoverRegion(editor.getViewer(), offset);
            String hoverText= hover.getHoverInfo(editor.getViewer(), region);
            String correctResult= "<html><body text=\"#000000\" bgcolor=\"#FFFF88\"><font size=-1><p>value with spaces</font></body></html>";
            assertTrue("Expected the following hover text to start with: " + correctResult, correctResult.equals(hoverText));
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    public void testPropertyOpenDeclaration() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("refid.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            int offset = getOffsetWithinLine(editor, 42, 12);
            editor.selectAndReveal(offset, 2);
            
            editor.openReferenceElement();
            ITextSelection selection= (ITextSelection) editor.getSelectionProvider().getSelection();
            assertTrue("Selection is not correct: " + selection.getText(), "property".equals(selection.getText()));
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    public void testPatternSetHover() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("refid.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            XMLTextHover hover= new XMLTextHover(editor);
            int offset= getOffsetWithinLine(editor, 45, 25);
            IRegion region= hover.getHoverRegion(editor.getViewer(), offset);
            String hoverText= hover.getHoverInfo(editor.getViewer(), region);
            String correctResult= "<html><body text=\"#000000\" bgcolor=\"#FFFF88\"><font size=-1><h5>Includes:</h5><li>*.xml</li><p><p><h5>Excludes:</h5><li>**/*Test*</li></font></body></html>";
            assertTrue("Expected the following hover text to start with: " + correctResult + "was: " + hoverText, hoverText.startsWith(correctResult));
            
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    public void testBadPatternSetHover() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("refid.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            XMLTextHover hover= new XMLTextHover(editor);
            int offset= getOffsetWithinLine(editor, 46, 25);
            IRegion region= hover.getHoverRegion(editor.getViewer(), offset);
            String hoverText= hover.getHoverInfo(editor.getViewer(), region);
            String correctResult= "Ant UI Tests" + File.separatorChar + "buildfiles" + File.separatorChar + "nothere not found.";
            assertTrue("Expected the following hover text to ends with: " + correctResult, hoverText.endsWith(correctResult));
            
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    public void testFileSetHover() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("refid.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            XMLTextHover hover= new XMLTextHover(editor);
            int offset= getOffsetWithinLine(editor, 44, 20);
            IRegion region= hover.getHoverRegion(editor.getViewer(), offset);
            String hoverText= hover.getHoverInfo(editor.getViewer(), region);
            
            String correctResult= "<html><body text=\"#000000\" bgcolor=\"#FFFF88\"><font size=-1><h5>Includes:</h5><li>include</li><p><p><h5>Excludes:</h5><li>exclude</li><li>**" + 
            	File.separatorChar + "*~</li><li>**" 
            	+ File.separatorChar
            	+ "#*#</li><li>**" + 
            	File.separatorChar + 
            	".#*</li><li>**" +
            	File.separatorChar + 
            	"%*%</li><li>**" + 
            	File.separatorChar +
            	"._*</li><li>**" + 
            	File.separatorChar + 
            	"CVS</li><li>**" +
            	File.separatorChar + 
            	"CVS" + File.separatorChar + "**</li><li>**" + 
            	File.separatorChar + ".cvsignore</li><li>**" + 
            	File.separatorChar + "SCCS</li><li>**" + File.separatorChar + 
            	"SCCS" + File.separatorChar + "**</li><li>**" + File.separatorChar + 
            	"vssver.scc</li><li>**" + File.separatorChar + 
            	".svn</li><li>**" + File.separatorChar + ".svn" + File.separatorChar + 
            	"**</li><li>**" + File.separatorChar + ".DS_Store</li></font></body></html>";
            assertTrue("Expected the following hover text to be: " + correctResult + " Was " + hoverText, correctResult.equals(hoverText));
            
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    
    public void testTaskdefOpenDeclaration() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("taskdef.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            int offset = getOffsetWithinLine(editor, 9, 3);
            editor.selectAndReveal(offset, 0);
            
            editor.openReferenceElement();
            ITextSelection selection= (ITextSelection) editor.getSelectionProvider().getSelection();
            assertTrue("Selection is not correct: " + selection.getText(), "taskdef".equals(selection.getText()));
            
            offset = getOffsetWithinLine(editor, 9, 10);
            editor.selectAndReveal(offset, 3);
            
            editor.openReferenceElement();
            selection= (ITextSelection) editor.getSelectionProvider().getSelection();
            assertTrue("Selection is not correct: " + selection.getText(), "taskdef".equals(selection.getText()));
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    public void testMacroDefOpenDeclaration() throws PartInitException, BadLocationException {
    	try {
    		IFile file= getIFile("macrodef.xml");
    		AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
    		int offset = getOffsetWithinLine(editor, 12, 9);
    		editor.selectAndReveal(offset, 0);
    		
    		editor.openReferenceElement();
    		ITextSelection selection= (ITextSelection) editor.getSelectionProvider().getSelection();
    		assertTrue("Selection is not correct: " + selection.getText(), "macrodef".equals(selection.getText()));
    		
    		offset = getOffsetWithinLine(editor, 14, 9);
     		editor.selectAndReveal(offset, 1);
     		
     		editor.openReferenceElement();
    		selection= (ITextSelection) editor.getSelectionProvider().getSelection();
    		assertTrue("Selection is not correct: " + selection.getText(), "macrodef".equals(selection.getText()));
    	} finally {
    		EditorTestHelper.closeAllEditors();    
    	}
    }
    
    /**
     * from bug 98853
     */
    public void testMacroDefOpenDeclarationWithURI() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("98853.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            int offset = getOffsetWithinLine(editor, 17, 9);
            editor.selectAndReveal(offset, 0);
            
            editor.openReferenceElement();
            ITextSelection selection= (ITextSelection) editor.getSelectionProvider().getSelection();
            assertTrue("Selection is not correct: " + selection.getText(), "macrodef".equals(selection.getText()));
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    /**
     * Bug 95061
     */
    public void testSelfClosingTagOpenDeclaration() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("macrodef.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            int offset = getOffsetWithinLine(editor, 18, 10);
            editor.selectAndReveal(offset, 0);
            
            editor.openReferenceElement();
            ITextSelection selection= (ITextSelection) editor.getSelectionProvider().getSelection();
            assertTrue("Selection is not correct: " + selection.getText(), "macrodef".equals(selection.getText()));
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }
    
    public void testMacroDefAttributeOpenDeclaration() throws PartInitException, BadLocationException {
    	try {
    		IFile file= getIFile("macrodef.xml");
    		AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
    		int offset = getOffsetWithinLine(editor, 12, 16);
    		editor.selectAndReveal(offset, 1);
    		
    		editor.openReferenceElement();
    		ITextSelection selection= (ITextSelection) editor.getSelectionProvider().getSelection();
    		assertTrue("Selection is not correct: " + selection.getText(), "attribute".equals(selection.getText()));
    	} finally {
    		EditorTestHelper.closeAllEditors();    
    	}
    }
    
    public void testRefOpenDeclaration() throws PartInitException, BadLocationException {
    	try {
    		IFile file= getIFile("refid.xml");
    		AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
    		int offset = getOffsetWithinLine(editor, 9, 20);
    		editor.selectAndReveal(offset, 2);
    		
    		editor.openReferenceElement();
    		ITextSelection selection= (ITextSelection) editor.getSelectionProvider().getSelection();
    		assertTrue("Selection is not correct: " + selection.getText(), "path".equals(selection.getText()));
    	} finally {
    		EditorTestHelper.closeAllEditors();    
    	}
    }
    
    public void testTargetOpenDeclaration() throws PartInitException, BadLocationException {
    	try {
    		IFile file= getIFile("refid.xml");
    		AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
    		int offset = getOffsetWithinLine(editor, 0, 18);
    		editor.selectAndReveal(offset, 1);
    		
    		editor.openReferenceElement();
    		ITextSelection selection= (ITextSelection) editor.getSelectionProvider().getSelection();
    		assertTrue("Selection is not correct: " + selection.getText(), "target".equals(selection.getText()));
    	} finally {
    		EditorTestHelper.closeAllEditors();    
    	}
    }
    
    public void testHoverRegionWithSpaces() throws PartInitException, BadLocationException {
        try {
            IFile file= getIFile("refid.xml");
            AntEditor editor= (AntEditor)EditorTestHelper.openInEditor(file, "org.eclipse.ant.ui.internal.editor.AntEditor", true);
            XMLTextHover hover= new XMLTextHover(editor);
            //in the middle of the "compile" target of the depends attribute
            int offset= getOffsetWithinLine(editor, 22, 39);
            IRegion region= hover.getHoverRegion(editor.getViewer(), offset);
            
            assertNotNull(region);
            IDocument doc= editor.getDocumentProvider().getDocument(editor.getEditorInput());
            String text= doc.get(region.getOffset(), region.getLength());
            assertTrue("Region incorrect. Expected length of 7 and text of \"compile\", length was " + region.getLength() + " and text was " + text, region.getLength() == 7 && "compile".equals(text));
            
        } finally {
            EditorTestHelper.closeAllEditors();    
        }
    }

	private int getOffsetWithinLine(AntEditor editor, int lineNumber, int offsetInLine) throws BadLocationException {
		IDocument document= editor.getDocumentProvider().getDocument(editor.getEditorInput());
		int offset= document.getLineOffset(lineNumber) + offsetInLine;
		return offset;
	}
}