Java tutorial
/******************************************************************************* * Copyright (c) 2011 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.orion.server.tests.servlets.git; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertNotNull; import static org.junit.Assert.assertTrue; import java.io.UnsupportedEncodingException; import java.net.HttpURLConnection; import java.net.URI; import org.eclipse.core.runtime.IPath; import org.eclipse.jgit.api.Git; import org.eclipse.jgit.lib.Constants; import org.eclipse.jgit.lib.Repository; import org.eclipse.orion.internal.server.core.IOUtilities; import org.eclipse.orion.internal.server.servlets.ProtocolConstants; import org.eclipse.orion.server.core.ServerStatus; import org.eclipse.orion.server.git.GitConstants; import org.eclipse.orion.server.git.objects.Clone; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; import org.junit.Test; import com.meterware.httpunit.PostMethodWebRequest; import com.meterware.httpunit.WebRequest; import com.meterware.httpunit.WebResponse; public class GitPullTest extends GitTest { @Test public void testPullRemoteUpToDate() throws Exception { // clone a repo URI workspaceLocation = createWorkspace(getMethodName()); String workspaceId = workspaceIdFromLocation(workspaceLocation); JSONObject project = createProjectOrLink(workspaceLocation, getMethodName(), null); IPath clonePath = getClonePath(workspaceId, project); JSONObject clone = clone(clonePath); String cloneLocation = clone.getString(ProtocolConstants.KEY_LOCATION); // get project metadata WebRequest request = getGetFilesRequest(project.getString(ProtocolConstants.KEY_CONTENT_LOCATION)); WebResponse response = webConversation.getResponse(request); assertEquals(HttpURLConnection.HTTP_OK, response.getResponseCode()); project = new JSONObject(response.getText()); JSONObject gitSection = project.getJSONObject(GitConstants.KEY_GIT); String gitRemoteUri = gitSection.getString(GitConstants.KEY_REMOTE); String gitHeadUri = gitSection.getString(GitConstants.KEY_HEAD); // get HEAD JSONArray commitsArray = log(gitHeadUri); String headSha1 = commitsArray.getJSONObject(0).getString(ProtocolConstants.KEY_NAME); // list remotes request = GitRemoteTest.getGetGitRemoteRequest(gitRemoteUri); response = webConversation.getResponse(request); assertEquals(HttpURLConnection.HTTP_OK, response.getResponseCode()); JSONObject remotes = new JSONObject(response.getText()); JSONArray remotesArray = remotes.getJSONArray(ProtocolConstants.KEY_CHILDREN); assertEquals(1, remotesArray.length()); JSONObject remote = remotesArray.getJSONObject(0); assertNotNull(remote); assertEquals(Constants.DEFAULT_REMOTE_NAME, remote.getString(ProtocolConstants.KEY_NAME)); String remoteLocation = remote.getString(ProtocolConstants.KEY_LOCATION); assertNotNull(remoteLocation); // get remote details JSONObject details = getRemoteBranch(gitRemoteUri, 1, 0, Constants.MASTER); String refId = details.getString(ProtocolConstants.KEY_ID); // pull pull(cloneLocation); // get remote details again String newRefId = getRemoteBranch(gitRemoteUri, 1, 0, Constants.MASTER).getString(ProtocolConstants.KEY_ID); // up to date assertEquals(refId, newRefId); // get the current branch request = getGetRequest(gitHeadUri); response = webConversation.getResponse(request); ServerStatus status = waitForTask(response); assertTrue(status.toString(), status.isOK()); JSONObject newHead = status.getJsonData(); String newHeadSha1 = newHead.getJSONArray(ProtocolConstants.KEY_CHILDREN).getJSONObject(0) .getString(ProtocolConstants.KEY_NAME); assertEquals(headSha1, newHeadSha1); } @Test public void testPullRemote() throws Exception { URI workspaceLocation = createWorkspace(getMethodName()); String workspaceId = workspaceIdFromLocation(workspaceLocation); // clone1: create JSONObject project1 = createProjectOrLink(workspaceLocation, getMethodName() + "1", null); IPath clonePath1 = getClonePath(workspaceId, project1); JSONObject clone1 = clone(clonePath1); String cloneContentLocation1 = clone1.getString(ProtocolConstants.KEY_CONTENT_LOCATION); String cloneLocation1 = clone1.getString(ProtocolConstants.KEY_LOCATION); String branchesLocation1 = clone1.getString(GitConstants.KEY_BRANCH); // get project1 metadata WebRequest request = getGetFilesRequest(project1.getString(ProtocolConstants.KEY_CONTENT_LOCATION)); WebResponse response = webConversation.getResponse(request); assertEquals(HttpURLConnection.HTTP_OK, response.getResponseCode()); project1 = new JSONObject(response.getText()); JSONObject gitSection1 = project1.optJSONObject(GitConstants.KEY_GIT); assertNotNull(gitSection1); String gitRemoteUri1 = gitSection1.getString(GitConstants.KEY_REMOTE); // clone1: branch 'a' Repository db1 = getRepositoryForContentLocation(cloneContentLocation1); Git git1 = new Git(db1); branch(branchesLocation1, "a"); // clone1: push all // TODO: replace with REST API when bug 339115 is fixed git1.push().setPushAll().call(); // clone2 JSONObject project2 = createProjectOrLink(workspaceLocation, getMethodName() + "2", null); IPath clonePath2 = getClonePath(workspaceId, project2); JSONObject clone2 = clone(clonePath2); String cloneLocation2 = clone2.getString(ProtocolConstants.KEY_LOCATION); // get project2 metadata request = getGetFilesRequest(project2.getString(ProtocolConstants.KEY_CONTENT_LOCATION)); response = webConversation.getResponse(request); assertEquals(HttpURLConnection.HTTP_OK, response.getResponseCode()); project2 = new JSONObject(response.getText()); JSONObject gitSection2 = project2.optJSONObject(GitConstants.KEY_GIT); assertNotNull(gitSection2); String gitRemoteUri2 = gitSection2.getString(GitConstants.KEY_REMOTE); // clone1: switch to 'a' assertBranchExist(git1, "a"); checkoutBranch(cloneLocation1, "a"); // clone1: change, add, commit JSONObject testTxt1 = getChild(project1, "test.txt"); modifyFile(testTxt1, "branch 'a' change"); addFile(testTxt1); commitFile(testTxt1, "incoming branch 'a' commit", false); // clone1: push ServerStatus pushStatus = push(gitRemoteUri1, 2, 0, "a", Constants.HEAD, false); assertTrue(pushStatus.isOK()); // clone1: switch to 'master' checkoutBranch(cloneLocation1, Constants.MASTER); // clone1: change testTxt1 = getChild(project1, "test.txt"); modifyFile(testTxt1, "branch 'master' change"); addFile(testTxt1); commitFile(testTxt1, "incoming branch 'master' commit", false); // clone1: push push(gitRemoteUri1, 2, 0, Constants.MASTER, Constants.HEAD, false); // clone2: get remote details JSONObject aDetails = getRemoteBranch(gitRemoteUri2, 2, 1, "a"); String aOldRefId = aDetails.getString(ProtocolConstants.KEY_ID); JSONObject masterDetails = getRemoteBranch(gitRemoteUri2, 2, 0, Constants.MASTER); String masterOldRefId = masterDetails.getString(ProtocolConstants.KEY_ID); // clone2: pull pull(cloneLocation2); // clone2: check for new content on 'a' masterDetails = getRemoteBranch(gitRemoteUri2, 2, 1, "a"); String newRefId = masterDetails.getString(ProtocolConstants.KEY_ID); assertFalse(aOldRefId.equals(newRefId)); // clone2: assert nothing new on 'master' masterDetails = getRemoteBranch(gitRemoteUri2, 2, 0, Constants.MASTER); newRefId = masterDetails.getString(ProtocolConstants.KEY_ID); assertFalse(masterOldRefId.equals(newRefId)); // make sure the change has been pulled into the current branch JSONObject testTxt2 = getChild(project2, "test.txt"); assertEquals("branch 'master' change", getFileContent(testTxt2)); } static WebRequest getPostGitRemoteRequest(String location, boolean force) throws JSONException, UnsupportedEncodingException { String requestURI; if (location.startsWith("http://")) requestURI = location; else requestURI = SERVER_LOCATION + GIT_SERVLET_LOCATION + Clone.RESOURCE + location; JSONObject body = new JSONObject(); body.put(GitConstants.KEY_PULL, Boolean.TRUE.toString()); body.put(GitConstants.KEY_FORCE, force); WebRequest request = new PostMethodWebRequest(requestURI, IOUtilities.toInputStream(body.toString()), "UTF-8"); request.setHeaderField(ProtocolConstants.HEADER_ORION_VERSION, "1"); setAuthentication(request); return request; } }