Add a UI test for Create Patch wizard

Change-Id: I5e49ede1ac9fc0e01d05807f31a823ce1376452e
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

4 files changed, 241 insertions, 17 deletions

diff --git a/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/common/CreatePatchWizard.java b/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/common/CreatePatchWizard.java
new file mode 100644
index 0000000000..d57de4445f
--- /dev/null
+++ b/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/common/CreatePatchWizard.java
@@ -0,0 +1,60 @@
+/*******************************************************************************
+ * Copyright (C) 2012, Tomasz Zarna <Tomasz.Zarna@pl.ibm.com>
+ *
+ * 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
+ *******************************************************************************/
+package org.eclipse.egit.ui.common;
+
+import org.eclipse.egit.ui.test.ContextMenuHelper;
+import org.eclipse.egit.ui.test.TestUtil;
+import org.eclipse.jface.dialogs.IDialogConstants;
+import org.eclipse.swtbot.eclipse.finder.SWTWorkbenchBot;
+import org.eclipse.swtbot.swt.finder.widgets.SWTBotShell;
+import org.eclipse.swtbot.swt.finder.widgets.SWTBotTree;
+
+public class CreatePatchWizard {
+
+	public static class NoChangesPopup {
+		private SWTBotShell shell;
+
+		public NoChangesPopup(SWTBotShell shell) {
+			this.shell = shell;
+		}
+
+		public void cancelPopup() {
+			shell.close();
+		}
+	}
+
+	private static final SWTWorkbenchBot bot = new SWTWorkbenchBot();
+
+	protected static final TestUtil util = new TestUtil();
+
+	private SWTBotShell shell;
+
+	public CreatePatchWizard(SWTBotShell shell) {
+		this.shell = shell;
+	}
+
+	public static void openWizard(final String project) {
+		SWTBotTree projectExplorerTree = bot
+				.viewById("org.eclipse.jdt.ui.PackageExplorer").bot().tree();
+		util.getProjectItem(projectExplorerTree, project).select();
+
+		String[] menuPath = new String[] {
+				util.getPluginLocalizedValue("TeamMenu.label"),
+				util.getPluginLocalizedValue("CreatePatchAction.label") };
+		ContextMenuHelper.clickContextMenu(projectExplorerTree, menuPath);
+	}
+
+	public void finish() {
+		shell.bot().button(IDialogConstants.FINISH_LABEL).click();
+	}
+
+	public void close() {
+		shell.close();
+	}
+}
diff --git a/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/common/LocalRepositoryTestCase.java b/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/common/LocalRepositoryTestCase.java
index 714a00d794..15f40726e4 100644
--- a/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/common/LocalRepositoryTestCase.java
+++ b/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/common/LocalRepositoryTestCase.java
@@ -223,19 +223,19 @@ public abstract class LocalRepositoryTestCase extends EGitTestCase {
 
 		new ConnectProviderOperation(firstProject, gitDir).execute(null);
 
-		IProject secondPoject = ResourcesPlugin.getWorkspace().getRoot()
+		IProject secondProject = ResourcesPlugin.getWorkspace().getRoot()
 				.getProject(PROJ2);
 
-		if (secondPoject.exists())
-			secondPoject.delete(true, null);
+		if (secondProject.exists())
+			secondProject.delete(true, null);
 
 		desc = ResourcesPlugin.getWorkspace().newProjectDescription(PROJ2);
 		desc.setLocation(new Path(new File(myRepository.getWorkTree(), PROJ2)
 				.getPath()));
-		secondPoject.create(desc, null);
-		secondPoject.open(null);
+		secondProject.create(desc, null);
+		secondProject.open(null);
 
-		IFolder secondfolder = secondPoject.getFolder(FOLDER);
+		IFolder secondfolder = secondProject.getFolder(FOLDER);
 		secondfolder.create(false, true, null);
 		IFile secondtextFile = secondfolder.getFile(FILE1);
 		secondtextFile.create(new ByteArrayInputStream("Hello, world"
@@ -248,7 +248,7 @@ public abstract class LocalRepositoryTestCase extends EGitTestCase {
 		// gitignore.create(new ByteArrayInputStream("/.project\n"
 		// .getBytes(firstProject.getDefaultCharset())), false, null);
 
-		new ConnectProviderOperation(secondPoject, gitDir).execute(null);
+		new ConnectProviderOperation(secondProject, gitDir).execute(null);
 
 		IFile[] commitables = new IFile[] { firstProject.getFile(".project"),
 				textFile, textFile2, secondtextFile, secondtextFile2 };
@@ -413,19 +413,29 @@ public abstract class LocalRepositoryTestCase extends EGitTestCase {
 	}
 
 	/**
+	 * Modify with a random content and commit.
+	 *
 	 * @param commitMessage
 	 *            may be null
 	 * @throws Exception
 	 */
 	protected static void touchAndSubmit(String commitMessage) throws Exception {
-		IProject prj = ResourcesPlugin.getWorkspace().getRoot().getProject(
-				PROJ1);
-		if (!prj.isAccessible())
-			throw new IllegalStateException("No project to touch");
-		IFile file = prj.getFile(new Path("folder/test.txt"));
 		String newContent = "Touched at " + System.currentTimeMillis();
-		file.setContents(new ByteArrayInputStream(newContent.getBytes(prj
-				.getDefaultCharset())), 0, null);
+		touchAndSubmit(newContent, commitMessage);
+	}
+
+	/**
+	 * Modify with the given content and commit.
+	 *
+	 * @param newContent
+	 *            new file content
+	 * @param commitMessage
+	 *            may be null
+	 * @throws Exception
+	 */
+	protected static void touchAndSubmit(String newContent, String commitMessage)
+			throws Exception {
+		IFile file = touch(newContent);
 
 		IFile[] commitables = new IFile[] { file };
 		ArrayList<IFile> untracked = new ArrayList<IFile>();
@@ -441,6 +451,26 @@ public abstract class LocalRepositoryTestCase extends EGitTestCase {
 		op.execute(null);
 	}
 
+	/**
+	 * Modify with the given content.
+	 *
+	 * @param newContent
+	 *            new file content
+	 * @return the modified file
+	 * @throws Exception
+	 */
+	protected static IFile touch(final String newContent) throws Exception {
+		IProject prj = ResourcesPlugin.getWorkspace().getRoot()
+				.getProject(PROJ1);
+		if (!prj.isAccessible())
+			throw new IllegalStateException("No project to touch");
+		IFile file = prj.getFile(new Path("folder/test.txt"));
+		file.setContents(
+				new ByteArrayInputStream(newContent.getBytes(prj
+						.getDefaultCharset())), 0, null);
+		return file;
+	}
+
 	protected static void addAndCommit(IFile file, String commitMessage)
 			throws Exception {
 		IProject prj = file.getProject();
diff --git a/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/test/team/actions/AllTeamActionTests.java b/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/test/team/actions/AllTeamActionTests.java
index 39e909d6ba..8f711e8224 100644
--- a/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/test/team/actions/AllTeamActionTests.java
+++ b/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/test/team/actions/AllTeamActionTests.java
@@ -15,15 +15,15 @@ import org.junit.runners.Suite;
 import org.junit.runners.Suite.SuiteClasses;
 
 @RunWith(Suite.class)
-@SuiteClasses( { BranchAndResetActionTest.class, //
+@SuiteClasses({ BranchAndResetActionTest.class, //
 		TagActionTest.class, //
 		CommitActionTest.class, //
 		PushActionTest.class, //
 		FetchAndMergeActionTest.class, //
 		DisconnectConnectTest.class, //
 		ShowInTest.class, //
-		CompareActionsTest.class
-})
+		CompareActionsTest.class, //
+		CreatePatchActionTest.class })
 public class AllTeamActionTests {
 	// nothing
 }
diff --git a/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/test/team/actions/CreatePatchActionTest.java b/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/test/team/actions/CreatePatchActionTest.java
new file mode 100644
index 0000000000..b613712a09
--- /dev/null
+++ b/org.eclipse.egit.ui.test/src/org/eclipse/egit/ui/test/team/actions/CreatePatchActionTest.java
@@ -0,0 +1,134 @@
+/*******************************************************************************
+ * Copyright (C) 2012, Tomasz Zarna <Tomasz.Zarna@pl.ibm.com>
+ *
+ * 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
+ *******************************************************************************/
+package org.eclipse.egit.ui.test.team.actions;
+
+import static org.junit.Assert.assertEquals;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IFolder;
+import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.egit.core.op.CommitOperation;
+import org.eclipse.egit.ui.UIText;
+import org.eclipse.egit.ui.common.CreatePatchWizard;
+import org.eclipse.egit.ui.common.CreatePatchWizard.NoChangesPopup;
+import org.eclipse.egit.ui.common.LocalRepositoryTestCase;
+import org.eclipse.egit.ui.test.TestUtil;
+import org.eclipse.swt.dnd.Clipboard;
+import org.eclipse.swt.dnd.TextTransfer;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swtbot.eclipse.finder.widgets.SWTBotPerspective;
+import org.eclipse.swtbot.swt.finder.widgets.SWTBotShell;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+/**
+ * Tests for the Team->Create Patch action
+ */
+public class CreatePatchActionTest extends LocalRepositoryTestCase {
+
+	private static SWTBotPerspective perspective;
+
+	@BeforeClass
+	public static void setup() throws Exception {
+		perspective = bot.activePerspective();
+		bot.perspectiveById("org.eclipse.pde.ui.PDEPerspective").activate();
+		createProjectAndCommitToRepository();
+		waitInUI();
+	}
+
+	@AfterClass
+	public static void shutdown() {
+		perspective.activate();
+	}
+
+	@Test
+	public void testNoChanges() throws Exception {
+		// commit all files
+		IFile[] commitables = getAllFiles();
+		ArrayList<IFile> untracked = new ArrayList<IFile>();
+		untracked.addAll(Arrays.asList(commitables));
+		CommitOperation op = new CommitOperation(commitables, untracked,
+				TestUtil.TESTAUTHOR, TestUtil.TESTCOMMITTER, "Initial commit");
+		op.setAmending(true);
+		op.execute(null);
+
+		CreatePatchWizard.openWizard(PROJ1);
+		NoChangesPopup popup = new NoChangesPopup(
+				bot.shell(UIText.GitCreatePatchAction_cannotCreatePatch));
+		popup.cancelPopup();
+	}
+
+	private IFile[] getAllFiles() {
+		IProject firstProject = ResourcesPlugin.getWorkspace().getRoot()
+				.getProject(PROJ1);
+		IProject secondProject = ResourcesPlugin.getWorkspace().getRoot()
+				.getProject(PROJ2);
+
+		IFolder folder = firstProject.getFolder(FOLDER);
+		IFile textFile = folder.getFile(FILE1);
+		IFile textFile2 = folder.getFile(FILE2);
+
+		IFolder secondfolder = secondProject.getFolder(FOLDER);
+		IFile secondtextFile = secondfolder.getFile(FILE1);
+		IFile secondtextFile2 = secondfolder.getFile(FILE2);
+
+		return new IFile[] { firstProject.getFile(".project"), textFile,
+				textFile2, secondProject.getFile(".project"), secondtextFile,
+				secondtextFile2 };
+	}
+
+	@Test
+	public void testClipboard() throws Exception {
+		touchAndSubmit("oldContent", null);
+		touch("newContent");
+		waitInUI();
+		CreatePatchWizard createPatchWizard = openCreatePatchWizard();
+		createPatchWizard.finish();
+		waitInUI();
+
+		StringBuilder sb = new StringBuilder();
+		sb.append(
+				"diff --git a/GeneralProject/folder/test.txt b/GeneralProject/folder/test.txt")
+				.append("\n");
+		sb.append("index e256dbb..d070357 100644").append("\n");
+		sb.append("--- a/GeneralProject/folder/test.txt").append("\n");
+		sb.append("+++ b/GeneralProject/folder/test.txt").append("\n");
+		sb.append("@@ -1 +1 @@").append("\n");
+		sb.append("-oldContent").append("\n");
+		sb.append("\\ No newline at end of file").append("\n");
+		sb.append("+newContent").append("\n");
+		sb.append("\\ No newline at end of file");
+
+		assertClipboard(sb.toString());
+	}
+
+	private CreatePatchWizard openCreatePatchWizard() throws Exception {
+		CreatePatchWizard.openWizard(PROJ1);
+		SWTBotShell shell = bot
+				.shell(UIText.GitCreatePatchWizard_CreatePatchTitle);
+		return new CreatePatchWizard(shell);
+	}
+
+	private static void assertClipboard(final String expected) {
+		final String[] value = { null };
+		Display.getDefault().syncExec(new Runnable() {
+			public void run() {
+				Clipboard clp = new Clipboard(Display.getCurrent());
+				value[0] = (String) clp.getContents(TextTransfer.getInstance());
+				clp.dispose();
+			}
+		});
+		assertEquals(expected, value[0]);
+	}
+}