poi/src/ooxml/testcases/org/apache/poi/openxml4j/opc/TestPackagingURIHelper.java

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   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
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package org.apache.poi.openxml4j.opc;

import java.net.URI;
import java.net.URISyntaxException;

import junit.framework.TestCase;

import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.openxml4j.opc.ContentTypes;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.openxml4j.opc.PackagePart;
import org.apache.poi.openxml4j.opc.PackagePartName;
import org.apache.poi.openxml4j.opc.PackagingURIHelper;

public class TestPackagingURIHelper extends TestCase {

	/**
	 * Test relativizePartName() method.
	 */
	public void testRelativizeURI() throws Exception {
		URI uri1 = new URI("/word/document.xml");
		URI uri2 = new URI("/word/media/image1.gif");
        URI uri3 = new URI("/word/media/image1.gif#Sheet1!A1");
        URI uri4 = new URI("#'My%20Sheet1'!A1");

		// Document to image is down a directory
		URI retURI1to2 = PackagingURIHelper.relativizeURI(uri1, uri2);
		assertEquals("media/image1.gif", retURI1to2.getPath());
		// Image to document is up a directory
		URI retURI2to1 = PackagingURIHelper.relativizeURI(uri2, uri1);
		assertEquals("../document.xml", retURI2to1.getPath());
		
		// Document and CustomXML parts totally different [Julien C.]
		URI uriCustomXml = new URI("/customXml/item1.xml");
		URI uriRes = PackagingURIHelper.relativizeURI(uri1, uriCustomXml);
		assertEquals("../customXml/item1.xml", uriRes.toString());

		// Document to itself is the same place (empty URI)
		URI retURI2 = PackagingURIHelper.relativizeURI(uri1, uri1);
		assertEquals("", retURI2.getPath());

		// relativization against root
		URI root = new URI("/");
        uriRes = PackagingURIHelper.relativizeURI(root, uri1);
        assertEquals("/word/document.xml", uriRes.toString());

        //URI compatible with MS Office and OpenOffice: leading slash is removed
        uriRes = PackagingURIHelper.relativizeURI(root, uri1, true);
        assertEquals("word/document.xml", uriRes.toString());

        //preserve URI fragments
        uriRes = PackagingURIHelper.relativizeURI(uri1, uri3, true);
        assertEquals("media/image1.gif#Sheet1!A1", uriRes.toString());
        uriRes = PackagingURIHelper.relativizeURI(root, uri4, true);
        assertEquals("#'My%20Sheet1'!A1", uriRes.toString());
    }

	/**
	 * Test createPartName(String, y)
	 */
	public void testCreatePartNameRelativeString()
			throws InvalidFormatException {
		PackagePartName partNameToValid = PackagingURIHelper
				.createPartName("/word/media/image1.gif");

		OPCPackage pkg = OPCPackage.create("DELETEIFEXISTS.docx");
		// Base part
		PackagePartName nameBase = PackagingURIHelper
				.createPartName("/word/document.xml");
		PackagePart partBase = pkg.createPart(nameBase, ContentTypes.XML);
		// Relative part name
		PackagePartName relativeName = PackagingURIHelper.createPartName(
				"media/image1.gif", partBase);
		assertTrue("The part name must be equal to "
				+ partNameToValid.getName(), partNameToValid
				.equals(relativeName));
		pkg.revert();
	}

	/**
	 * Test createPartName(URI, y)
	 */
	public void testCreatePartNameRelativeURI() throws Exception {
		PackagePartName partNameToValid = PackagingURIHelper
				.createPartName("/word/media/image1.gif");

		OPCPackage pkg = OPCPackage.create("DELETEIFEXISTS.docx");
		// Base part
		PackagePartName nameBase = PackagingURIHelper
				.createPartName("/word/document.xml");
		PackagePart partBase = pkg.createPart(nameBase, ContentTypes.XML);
		// Relative part name
		PackagePartName relativeName = PackagingURIHelper.createPartName(
				new URI("media/image1.gif"), partBase);
		assertTrue("The part name must be equal to "
				+ partNameToValid.getName(), partNameToValid
				.equals(relativeName));
		pkg.revert();
	}

    public void testCreateURIFromString() throws Exception {
        String[] href = {
                "..\\\\\\cygwin\\home\\yegor\\.vim\\filetype.vim",
                "..\\Program%20Files\\AGEIA%20Technologies\\v2.3.3\\NxCooking.dll",
                "file:///D:\\seva\\1981\\r810102ns.mp3",
                "..\\cygwin\\home\\yegor\\dinom\\%5baccess%5d.2010-10-26.log",
                "#'Instructions (Text)'!B21"
        };
        for(String s : href){
            try {
                URI uri = PackagingURIHelper.toURI(s);
            } catch (URISyntaxException e){
                fail("Failed to create URI from " + s);
            }
        }
    }

}