implemented test for undo/redo create entry

Signed-off-by: michael starke <michael.starke@hicknhack-software.com>

MacPassTests/KPKTestUndo.m

@@ -16,7 +16,7 @@
 @interface KPKTestUndo : XCTestCase <KPKTreeDelegate> {
   NSUndoManager *_undoManager;
   KPKTree *_tree;
-  KPKGroup *_groupA, *_groupB;
+  KPKGroup *_root, *_groupA, *_groupB;
   KPKEntry *_entryA, *_entryB;
 }
 @end
@@ -33,36 +33,98 @@
   _tree = [[KPKTree alloc] init];
   _tree.delegate = self;
   
-  _groupA = [[KPKGroup alloc] init];
-  _groupB = [[KPKGroup alloc] init];
-  _entryA = [[KPKEntry alloc] init];
-  _entryB = [[KPKEntry alloc] init];
-  
+  /* Disable undo registration in the setup to have a clean test environment */
   [_undoManager disableUndoRegistration];
+  
+  _root = [[KPKGroup alloc] init];
+  
+  _tree.root = _root;
+  
+  _groupA = [[KPKGroup alloc] init];
+  _groupA.title = @"Group A";
+  _groupB = [[KPKGroup alloc] init];
+  _groupB.title = @"Group B";
+  
+  [_root addGroup:_groupA];
+  [_root addGroup:_groupB];
+  
+  _entryA = [[KPKEntry alloc] init];
+  _entryA.title = @"Entry A";
+  _entryA.username = @"Username A";
+  _entryA.url = @"http://www.a.com";
+  
+  [_groupA addEntry:_entryA];
+  
+  _entryB = [[KPKEntry alloc] init];
+  _entryB.title = @"Entry B";
+  _entryB.username = @"Username B";
+  _entryB.url = @"http://www.b.com";
+  
+  [_groupB addEntry:_entryB];
+  
+  /* Enable undo registration for the tests */
   [_undoManager enableUndoRegistration];
 }
 
 - (void)tearDown {
+  _entryA = nil;
+  _entryB = nil;
+  _groupB = nil;
+  _groupA = nil;
+  _tree = nil;
   _undoManager = nil;
   [super tearDown];
 }
 
 - (void)testUndoRedoCreateEntry {
-  XCTFail(@"Missing Test");
+  
+  XCTAssertFalse(_undoManager.canUndo, @"Undo stack is empty");
+  XCTAssertFalse(_undoManager.canRedo, @"Redo stack is empty");
+  KPKEntry *entry = [_tree createEntry:_groupA];
+  [_groupA addEntry:entry];
+  
+  
+  XCTAssertEqual(_groupA.entries.count, 2, @"Group A has two entries");
+  XCTAssertTrue([_groupA.entries containsObject:entry], @"Created entry is in group A");
+  
+  XCTAssertEqual(_groupB.entries.count, 1, @"Group B has one entry");
+  XCTAssertFalse([_groupB.entries containsObject:entry], @"Created entry is not in group B");
+  
+  XCTAssertEqual(_root.entries.count, 0, @"Root has no entries");
+  XCTAssertFalse([_root.entries containsObject:entry], @"Created entry is not in root group");
+  
+  XCTAssertTrue(_undoManager.canUndo, @"Undomanager can undo");
+  
+  [_undoManager undo];
+  
+  XCTAssertEqual(_groupA.entries.count, 1, @"Group A has one entry after undo");
+  XCTAssertFalse([_groupA.entries containsObject:entry], @"Created enty is not in group A");
+  
+  XCTAssertEqual(_groupB.entries.count, 1, @"Group B has one entry");
+  XCTAssertFalse([_groupB.entries containsObject:entry], @"Created enty is not in group A");
+  
+  XCTAssertEqual(_root.entries.count, 0, @"Root has no entries");
+  XCTAssertFalse([_root.entries containsObject:entry], @"Created enty is not in group A");
+  
+  XCTAssertFalse(_undoManager.canUndo, @"Undomanager cannot undo anymore");
+  XCTAssertTrue(_undoManager.canRedo, @"Undomanger can redo executed undo");
+  
+  [_undoManager redo];
+  
+  XCTAssertEqual(_groupA.entries.count, 2, @"Group A has two entries");
+  XCTAssertTrue([_groupA.entries containsObject:entry], @"Created entry is in group A");
+  
+  XCTAssertEqual(_groupB.entries.count, 1, @"Group B has one entry");
+  XCTAssertFalse([_groupB.entries containsObject:entry], @"Created entry is not in group B");
+  
+  XCTAssertEqual(_root.entries.count, 0, @"Root has no entries");
+  XCTAssertFalse([_root.entries containsObject:entry], @"Created entry is not in root group");
 }
 
 - (void)testUndoRedoCreateGroup {
   XCTFail(@"Missing Test");
 }
 
-- (void)testUndoRedoCopyEntry {
-  XCTFail(@"Missing Test");
-}
-
-- (void)testUndoRedoCopyGroup {
-  XCTFail(@"Missing Test");
-}
-
 - (void)testUndoRedoMoveEntry {
   XCTFail(@"Missing Test");
 }