Stop requiring jdt.ui in o.e.ui.tests

There are enough resources available to handle tests without loading JDT
UI and putting extra requirements and circular dependencies between
repositories.

Author: akurtakov

tests/org.eclipse.ui.tests/Eclipse UI Tests/org/eclipse/ui/tests/stress/OpenCloseTest.java

@@ -48,7 +48,7 @@
  * Test opening and closing of items.
  */
 public class OpenCloseTest {
-	private static final String ORG_ECLIPSE_JDT_UI_JAVA_PERSPECTIVE = "org.eclipse.jdt.ui.JavaPerspective";
+	private static final String ORG_ECLIPSE_RESOURCE_PERSPECTIVE = "org.eclipse.ui.resourcePerspective";
 
 	private static final int numIterations = 10;
 
@@ -67,7 +67,7 @@ public void setup() {
 		}
 
 		try {
-			PlatformUI.getWorkbench().showPerspective(ORG_ECLIPSE_JDT_UI_JAVA_PERSPECTIVE, workbenchWindow);
+			PlatformUI.getWorkbench().showPerspective(ORG_ECLIPSE_RESOURCE_PERSPECTIVE, workbenchWindow);
 		} catch (WorkbenchException e) {
 			e.printStackTrace();
 		}
@@ -119,15 +119,15 @@ public void testOpenClosePerspective() {
 
 		HashMap<String, String> parameters = new HashMap<>();
 		parameters.put(IWorkbenchCommandConstants.WINDOW_CLOSE_PERSPECTIVE_PARM_ID,
-				ORG_ECLIPSE_JDT_UI_JAVA_PERSPECTIVE);
+				ORG_ECLIPSE_RESOURCE_PERSPECTIVE);
 
 		ParameterizedCommand pCommand = ParameterizedCommand.generateCommand(command, parameters);
 
 		IHandlerService handlerService = workbenchWindow.getService(IHandlerService.class);
 
 		for (int index = 0; index < numIterations; index++) {
 			try {
-				PlatformUI.getWorkbench().showPerspective(ORG_ECLIPSE_JDT_UI_JAVA_PERSPECTIVE, workbenchWindow);
+				PlatformUI.getWorkbench().showPerspective(ORG_ECLIPSE_RESOURCE_PERSPECTIVE, workbenchWindow);
 				try {
 					handlerService.executeCommand(pCommand, null);
 				} catch (ExecutionException | NotDefinedException | NotEnabledException | NotHandledException e1) {
@@ -143,11 +143,10 @@ public void testOpenClosePerspective() {
 	 */
 	@Test
 	public void testOpenCloseView() throws WorkbenchException {
-		IViewPart consoleView = null;
-		IWorkbenchPage page = PlatformUI.getWorkbench().showPerspective(ORG_ECLIPSE_JDT_UI_JAVA_PERSPECTIVE,
+		IWorkbenchPage page = PlatformUI.getWorkbench().showPerspective(ORG_ECLIPSE_RESOURCE_PERSPECTIVE,
 				workbenchWindow);
 		for (int index = 0; index < numIterations; index++) {
-			consoleView = page.showView(IPageLayout.ID_MINIMAP_VIEW);
+			IViewPart consoleView = page.showView(IPageLayout.ID_MINIMAP_VIEW);
 			page.hideView(consoleView);
 		}
 	}
@@ -157,9 +156,8 @@ public void testOpenCloseView() throws WorkbenchException {
 	 */
 	@Test
 	public void testOpenCloseIntro() {
-		IIntroPart introPart = null;
 		for (int index = 0; index < numIterations; index++) {
-			introPart = PlatformUI.getWorkbench().getIntroManager().showIntro(workbenchWindow, false);
+			IIntroPart introPart = PlatformUI.getWorkbench().getIntroManager().showIntro(workbenchWindow, false);
 			PlatformUI.getWorkbench().getIntroManager().closeIntro(introPart);
 		}
 	}

tests/org.eclipse.ui.tests/META-INF/MANIFEST.MF

@@ -40,7 +40,6 @@ Require-Bundle: org.eclipse.core.resources;bundle-version="3.14.0",
  org.eclipse.e4.ui.workbench.renderers.swt;bundle-version="0.10.0",
  org.mockito.mockito-core;bundle-version="2.13.0",
  org.eclipse.ui.views.log;bundle-version="1.2.1300",
- org.eclipse.jdt.ui,
  org.eclipse.ui.navigator;bundle-version="3.12.100",
  org.eclipse.search,
  org.eclipse.emf.ecore