fix: Add a test for the keyboard input and perform related fixes

.github/workflows/unit-test.yml

@@ -35,6 +35,7 @@ jobs:
     - uses: actions/setup-node@v3
       with:
         node-version: ${{ matrix.node-version }}
+        check-latest: true
     - run: npm install --no-package-lock
       name: Install dev dependencies
     - run: npm run lint
@@ -45,11 +46,15 @@ jobs:
   analyze_wda:
     strategy:
       matrix:
-        os: [macos-11, macos-12]
-        xcode_version: [13, 14]
+        os: [macos-12, macos-13, macos-14]
+        xcode_version: [13, 14, 15]
         exclude:
-          - os: macos-11
-            xcode_version: 14
+        - os: macos-13
+          xcode_version: 13
+        - os: macos-14
+          xcode_version: 13
+        - os: macos-12
+          xcode_version: 15
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@v3

WebDriverAgentMac/IntegrationTests/AMW3CActionsTests.m

@@ -261,6 +261,18 @@ - (void)testErroneousGestures
     },
     ],
 
+    // Keys are not balanced
+    @[@{
+      @"type": @"key",
+      @"id": @"keyboard",
+      @"actions": @[
+        @{@"type": @"keyDown", @"value": @"n"},
+        @{@"type": @"keyUp", @"value": @"n"},
+        @{@"type": @"keyUp", @"value": @"b"},
+      ],
+    },
+    ],
+
   ];
 
   for (NSArray<NSDictionary<NSString *, id> *> *invalidGesture in invalidGestures) {
@@ -274,6 +286,7 @@ - (void)testErroneousGestures
 
 - (void)testClick
 {
+  [self switchToButtonsTab];
   XCUIElement *checkbox = self.testedApplication.checkBoxes.firstMatch;
   NSNumber *value = checkbox.value;
 
@@ -300,6 +313,7 @@ - (void)testClick
 
 - (void)testRightClick
 {
+  [self switchToButtonsTab];
   XCUIElement *checkbox = self.testedApplication.checkBoxes.firstMatch;
   NSNumber *value = checkbox.value;
 
@@ -324,5 +338,36 @@ - (void)testRightClick
   XCTAssertTrue([checkbox.value boolValue] == [value boolValue]);
 }
 
+- (void)testKeys
+{
+  [self switchToEditsTab];
+  XCUIElement *edit = self.testedApplication.textFields.firstMatch;
+  [edit click];
+
+  NSArray<NSDictionary<NSString *, id> *> *gesture =
+  @[@{
+    @"type": @"key",
+    @"id": @"keyboard",
+    @"actions": @[
+      @{@"type": @"keyDown", @"value": @"\uE008"},
+      @{@"type": @"pause", @"duration": @500},
+      @{@"type": @"keyDown", @"value": @"n"},
+      @{@"type": @"keyUp", @"value": @"n"},
+      @{@"type": @"keyDown", @"value": @"b"},
+      @{@"type": @"keyUp", @"value": @"b"},
+      @{@"type": @"keyDown", @"value": @"a"},
+      @{@"type": @"keyUp", @"value": @"a"},
+      @{@"type": @"pause", @"duration": @500},
+      @{@"type": @"keyUp", @"value": @"\uE008"},
+    ],
+  },
+  ];
+  NSError *error;
+  XCTAssertTrue([self.testedApplication fb_performW3CActions:gesture
+                                                elementCache:nil
+                                                       error:&error]);
+  XCTAssertNil(error);
+  XCTAssertEqualObjects(edit.value, @"NBA");
+}
 
 @end

WebDriverAgentMac/WebDriverAgentLib/Utilities/FBW3CActionsSynthesizer.m

@@ -80,7 +80,7 @@ @interface FBW3CKeyItem : FBBaseActionItem
 
 @property (nullable, readonly, nonatomic) FBW3CKeyItem *previousItem;
 
-- (NSUInteger)calculateModifierForChain:(NSArray *)allItems
+- (NSUInteger)calculateModifiersForChain:(NSArray *)allItems
                           lastItemIndex:(NSUInteger)lastItemIndex;
 
 @end
@@ -436,7 +436,7 @@ - (nullable instancetype)initWithActionItem:(NSDictionary<NSString *, id> *)acti
   return self;
 }
 
-- (NSUInteger)calculateModifierForChain:(NSArray *)allItems
+- (NSUInteger)calculateModifiersForChain:(NSArray *)allItems
                           lastItemIndex:(NSUInteger)lastItemIndex
 {
   NSUInteger result = 0;
@@ -501,7 +501,7 @@ - (BOOL)hasDownPairInItems:(NSArray *)allItems
     BOOL isKeyDown = [item isKindOfClass:FBKeyDownItem.class];
     BOOL isKeyUp = !isKeyDown && [item isKindOfClass:FBKeyUpItem.class];
     if (!isKeyUp && !isKeyDown) {
-      break;
+      continue;
     }
 
     NSString *value = [item performSelector:@selector(value)];
@@ -536,36 +536,46 @@ + (NSUInteger)defaultTypingFrequency
   }
 
   NSNumber *modifier = AMToMetaModifier(self.value);
-  NSTimeInterval offsetSeconds = FBMillisToSeconds(self.offset);
-  XCPointerEventPath *result = nil == eventPath ? [[XCPointerEventPath alloc] initForTextInput] : eventPath;
   if (nil != modifier) {
-    NSUInteger previousModifier = [self calculateModifierForChain:allItems lastItemIndex:currentItemIndex - 1];
-    [result setModifiers:previousModifier & ~[modifier unsignedIntValue]
-mergeWithCurrentModifierFlags:NO
-                atOffset:offsetSeconds];
-    return @[result];
+    return @[];
   }
 
+  NSTimeInterval offsetSeconds = FBMillisToSeconds(self.offset);
+  XCPointerEventPath *result = nil == eventPath ? [[XCPointerEventPath alloc] initForTextInput] : eventPath;
+
   NSString *specialKey = AMToSpecialKey(self.value);
+  NSUInteger modifiers = [self calculateModifiersForChain:allItems lastItemIndex:currentItemIndex];
   if (nil != specialKey) {
-    NSUInteger previousModifier = [self calculateModifierForChain:allItems lastItemIndex:currentItemIndex];
-    if ([specialKey isEqualToString:@""]) {
-      // NOOP
-      [result setModifiers:previousModifier
-mergeWithCurrentModifierFlags:NO
-                  atOffset:offsetSeconds];
-    } else {
+    if (specialKey.length > 0) {
       [result typeKey:specialKey
-            modifiers:previousModifier
+            modifiers:modifiers
              atOffset:offsetSeconds];
     }
     return @[result];
   }
 
-  [result typeText:self.value
-          atOffset:offsetSeconds
-       typingSpeed:[self.class defaultTypingFrequency]
-      shouldRedact:NO];
+  NSUInteger len = [self.value length];
+  unichar buffer[len + 1];
+  [self.value getCharacters:buffer range:NSMakeRange(0, len)];
+  for (int i = 0; i < 1; i++) {
+    unichar charCode = buffer[i];
+    NSString *oneChar = [NSString stringWithFormat:@"%C", charCode];
+    // 0x7F is the end of the first half of the ASCII table, where (almoust) all
+    // chars have their own key representations
+    if (charCode <= 0x7F) {
+      [result typeKey:oneChar
+            modifiers:modifiers
+             atOffset:offsetSeconds];
+    } else {
+      // The typeText API does not respect modifiers
+      // while the typeKey API can only enter keys
+      [result typeText:oneChar
+              atOffset:offsetSeconds
+           typingSpeed:[self.class defaultTypingFrequency]
+          shouldRedact:NO];
+    }
+  }
+
   return @[result];
 }
 
@@ -608,7 +618,7 @@ - (BOOL)hasUpPairInItems:(NSArray *)allItems
     BOOL isKeyDown = [item isKindOfClass:FBKeyDownItem.class];
     BOOL isKeyUp = !isKeyDown && [item isKindOfClass:FBKeyUpItem.class];
     if (!isKeyUp && !isKeyDown) {
-      break;
+      continue;
     }
 
     NSString *value = [item performSelector:@selector(value)];
@@ -635,20 +645,7 @@ - (BOOL)hasUpPairInItems:(NSArray *)allItems
     return nil;
   }
 
-  NSNumber *modifier = AMToMetaModifier(self.value);
-  if (nil == modifier) {
-    return @[];
-  }
-  NSUInteger previousModifier = [self calculateModifierForChain:allItems lastItemIndex:currentItemIndex - 1];
-  if ([modifier unsignedIntValue] == previousModifier) {
-    return @[];
-  }
-
-  XCPointerEventPath *result = nil == eventPath ? [[XCPointerEventPath alloc] initForTextInput] : eventPath;
-  [result setModifiers:previousModifier | [modifier unsignedIntValue]
-mergeWithCurrentModifierFlags:NO
-              atOffset:FBMillisToSeconds(self.offset)];
-  return @[result];
+  return @[];
 }
 
 @end