YarepTest.java

package org.wyona.yarep.tests;

import org.wyona.yarep.core.Path;
import org.wyona.yarep.core.Repository;
import org.wyona.yarep.core.RepositoryFactory;

import java.io.BufferedReader;
import java.io.File;
import java.io.Reader;
import java.io.StringWriter;
import java.io.Writer;

import junit.framework.TestCase;

/**
 * 
 */
public class YarepTest extends TestCase {

    /**
     * 
     */
    public static void testYarep() throws Exception {

        RepositoryFactory repoFactory;
        repoFactory = new RepositoryFactory();
        //repoFactory = new RepositoryFactory("my-yarep.properties");

        System.out.println(repoFactory);

        Repository repoA = repoFactory.newRepository("example1");
        Repository repoC = repoFactory.newRepository("hugo");

        // Add more repositories to repository factory
        Repository repoB;
        Repository repoD;
        repoB = repoFactory.newRepository("vanya", new File("orm-example/repository-config.xml"));
        repoD = repoFactory.newRepository("vfs-example", new File("vfs-example/repository.xml"));

        System.out.println(repoFactory);

        // Test YarepUtil ...
        Path path = new Path("/example2/hello.txt");
        org.wyona.yarep.util.RepoPath rp = new org.wyona.yarep.util.YarepUtil().getRepositoryPath(path, repoFactory);
        System.out.println("YarepUtil: " + rp.getRepo() + " " + rp.getPath());
        path = new Path("/pele/hello/");
        rp = new org.wyona.yarep.util.YarepUtil().getRepositoryPath(path, repoFactory);
        System.out.println("YarepUtil: " + rp.getRepo() + " " + rp.getPath());

        Path worldPath = new Path("/hello/world.txt");

        // Write content to repository
        System.out.println("\nWrite content to repository " + repoA.getName() + " (repoA) ...");
        Writer writerA = repoA.getWriter(worldPath);
        String testContent = "Hello World!\n...\n";
        writerA.write(testContent);
        writerA.close();

        System.out.println("\nWrite content to repository " + repoB.getName() + " (repoB) ...");
        Writer writerB = repoB.getWriter(worldPath);

// TODO: See TODO.txt re VFS implementation
/*
            System.out.println("\nWrite content to repository " + repoD.getName() + "...");
            Writer writerD = repoD.getWriter(new Path("/hello/vfs-example.txt"));
            writerD.write("Hello VFS example!\n...");
            writerD.close();
*/

        // Read content from repository
        System.out.println("\nRead content from repository " + repoA.getName() + " (repoA) ...");
        Reader readerA = repoA.getReader(worldPath);
        BufferedReader br = new BufferedReader(readerA);
        String line = br.readLine();
        StringWriter strWriter = new StringWriter();
        while (line != null) {
            strWriter.write(line + "\n");
            //System.out.println(line);
            line = br.readLine();
        }
        System.out.println(strWriter.toString());
        strWriter.close();
        br.close();
        readerA.close();
        assertEquals("Repository content did not match expected result.", testContent, strWriter.toString());

        System.out.println("\nRead content from repository " + repoD.getName() + " (repoD) ...");
        Reader readerD = repoD.getReader(new Path("/hello/vfs-example.txt"));
        br = new BufferedReader(readerD);
        String firstLine = br.readLine();
        System.out.println("Very first line: " + firstLine);
        readerD.close();
        assertEquals("Repository content did not match expected result.", "Hello VFS!", firstLine);

        System.out.println("\nRead content from node without a UID:");
        readerA = repoA.getReader(new Path("/no/uid/example.txt"));
        br = new BufferedReader(readerA);
        firstLine = br.readLine();
        System.out.println("Very first line: " + firstLine);
        readerA.close();
        assertEquals("Repository content did not match expected result.", "No UID example!", firstLine);

        // List children
        System.out.println("\nList children of path /hello from repository " + repoA.getName() + " ...");
        Path helloPath = new Path("/hello");

        Path[] children = repoA.getChildren(helloPath);
        for (int i = 0; i < children.length; i++) {
            System.out.println(children[i]);
            // assert what?
        }

        // test size:
        long size = repoD.getSize(new Path("/hello/vfs-example.txt"));
        assertEquals("Size of file /hello/vfs-example.txt did not match expected size.", 11, size);

        
        assertFalse("Deleting '" + helloPath + "' should not be possible because it has children.", 
                repoA.delete(helloPath));
        assertTrue("Deleting '" + worldPath + "' should be possible.", repoA.delete(worldPath));
    }
}