Bug 327980 Part activation history should not be perspective-dependent
tests/org.eclipse.e4.ui.tests/src/org/eclipse/e4/ui/tests/application/EPartServiceTest.java
assertEquals(1, dirtyParts.size());
			assertEquals(saveablePart, dirtyParts.iterator().next());
		} else {
			assertEquals(0, dirtyParts.size());
		}
		saveablePart.setDirty(after);
		dirtyParts = partService.getDirtyParts();
		if (after) {
			assertEquals(1, dirtyParts.size());
			assertEquals(saveablePart, dirtyParts.iterator().next());
		} else {
			assertEquals(0, dirtyParts.size());
		}
	}
	public void testGetDirtyParts3_TrueTrue() {
		testGetDirtyParts3(true, true);
	}
	public void testGetDirtyParts3_TrueFalse() {
		testGetDirtyParts3(true, false);
	}
	public void testGetDirtyParts3_FalseTrue() {
		testGetDirtyParts3(false, true);
	}
	public void testGetDirtyParts3_FalseFalse() {
		testGetDirtyParts3(false, false);
	}
	public void testEvent_PartActivated() {
		MApplication application = createApplication("partFront", "partBack");
		MWindow window = application.getChildren().get(0);
		MPartStack partStack = (MPartStack) window.getChildren().get(0);