Reland "Build iOS unittest target in unopt builds" (#44356)"" (#45346)"

.ci.yaml

@@ -393,7 +393,7 @@ targets:
 
   - name: Mac mac_clang_tidy
     recipe: engine_v2/engine_v2
-    presubmit: false
+    presubmit: true
     timeout: 120
     properties:
       config_name: mac_clang_tidy

BUILD.gn

@@ -149,6 +149,10 @@ group("unittests") {
         [ "//flutter/shell/platform/android:flutter_shell_native_unittests" ]
   }
 
+  if (is_ios) {
+    public_deps += [ "//flutter/shell/platform/darwin/ios:ios_test_flutter" ]
+  }
+
   # Compile all unittests targets if enabled.
   if (enable_unittests) {
     public_deps += [

shell/platform/darwin/ios/BUILD.gn

@@ -270,7 +270,7 @@ source_set("ios_test_flutter_mrc") {
 
 shared_library("ios_test_flutter") {
   testonly = true
-  visibility = [ ":*" ]
+  visibility = [ "*" ]
   cflags = [
     "-fvisibility=default",
     "-F$platform_frameworks_path",

shell/platform/darwin/ios/framework/Source/FlutterChannelKeyResponderTest.mm

@@ -18,9 +18,12 @@
 
 namespace {
 API_AVAILABLE(ios(13.4))
+// NOLINTNEXTLINE(readability-identifier-naming)
 constexpr UIKeyboardHIDUsage keyACode = (UIKeyboardHIDUsage)0x4;  // KeyA iOS scan code.
 }  // namespace
 
+using namespace flutter::testing;
+
 API_AVAILABLE(ios(13.4))
 @interface FlutterChannelKeyResponderTest : XCTestCase
 @property(copy, nonatomic) FlutterUIPressProxy* testKeyDownEvent API_AVAILABLE(ios(13.4));

shell/platform/darwin/ios/framework/Source/FlutterEmbedderKeyResponderTest.mm

@@ -15,6 +15,7 @@
 #include "flutter/shell/platform/embedder/test_utils/key_codes.g.h"
 
 using namespace flutter::testing::keycodes;
+using namespace flutter::testing;
 
 FLUTTER_ASSERT_ARC;
 
@@ -43,7 +44,7 @@ - (instancetype)initWithEvent:(const FlutterKeyEvent*)event
   if (event->character != nullptr) {
     size_t len = strlen(event->character);
     char* character = new char[len + 1];
-    strcpy(character, event->character);
+    strlcpy(character, event->character, len + 1);
     _data->character = character;
   }
   _callback = callback;
@@ -63,8 +64,9 @@ - (void)respond:(BOOL)handled {
 }
 
 - (void)dealloc {
-  if (_data->character != nullptr)
+  if (_data->character != nullptr) {
     delete[] _data->character;
+  }
   delete _data;
 }
 @end

shell/platform/darwin/ios/framework/Source/FlutterEngineGroupTest.mm

@@ -130,6 +130,7 @@ - (void)testReleasesProjectOnDealloc {
   __weak FlutterDartProject* weakProject;
   @autoreleasepool {
     FlutterDartProject* mockProject = OCMClassMock([FlutterDartProject class]);
+    // NOLINTNEXTLINE(clang-analyzer-deadcode.DeadStores)
     FlutterEngineGroup* group = [[FlutterEngineGroup alloc] initWithName:@"foo"
                                                                  project:mockProject];
     weakProject = mockProject;

shell/platform/darwin/ios/framework/Source/FlutterEngineTest_mrc.mm

@@ -60,6 +60,7 @@ - (void)testEnableSemanticsWhenFlutterViewAccessibilityDidCall {
   engine.ensureSemanticsEnabledCalled = NO;
   [engine flutterViewAccessibilityDidCall];
   XCTAssertTrue(engine.ensureSemanticsEnabledCalled);
+  [engine release];
 }
 
 @end

shell/platform/darwin/ios/framework/Source/FlutterFakeKeyEvents.h

@@ -47,26 +47,29 @@ API_AVAILABLE(ios(13.4))
 @property(readwrite, nonatomic) NSString* dataCharactersIgnoringModifiers;
 @end
 
-FlutterUIPressProxy* keyDownEvent(UIKeyboardHIDUsage keyCode,
-                                  UIKeyModifierFlags modifierFlags = 0x0,
-                                  NSTimeInterval timestamp = 0.0f,
-                                  const char* characters = "",
-                                  const char* charactersIgnoringModifiers = "")
+namespace flutter {
+namespace testing {
+extern FlutterUIPressProxy* keyDownEvent(UIKeyboardHIDUsage keyCode,
+                                         UIKeyModifierFlags modifierFlags = 0x0,
+                                         NSTimeInterval timestamp = 0.0f,
+                                         const char* characters = "",
+                                         const char* charactersIgnoringModifiers = "")
     API_AVAILABLE(ios(13.4));
 
-FlutterUIPressProxy* keyUpEvent(UIKeyboardHIDUsage keyCode,
-                                UIKeyModifierFlags modifierFlags = 0x0,
-                                NSTimeInterval timestamp = 0.0f,
-                                const char* characters = "",
-                                const char* charactersIgnoringModifiers = "")
-    API_AVAILABLE(ios(13.4));
-
-FlutterUIPressProxy* keyEventWithPhase(UIPressPhase phase,
-                                       UIKeyboardHIDUsage keyCode,
+extern FlutterUIPressProxy* keyUpEvent(UIKeyboardHIDUsage keyCode,
                                        UIKeyModifierFlags modifierFlags = 0x0,
                                        NSTimeInterval timestamp = 0.0f,
                                        const char* characters = "",
                                        const char* charactersIgnoringModifiers = "")
     API_AVAILABLE(ios(13.4));
 
+extern FlutterUIPressProxy* keyEventWithPhase(UIPressPhase phase,
+                                              UIKeyboardHIDUsage keyCode,
+                                              UIKeyModifierFlags modifierFlags = 0x0,
+                                              NSTimeInterval timestamp = 0.0f,
+                                              const char* characters = "",
+                                              const char* charactersIgnoringModifiers = "")
+    API_AVAILABLE(ios(13.4));
+}  // namespace testing
+}  // namespace flutter
 #endif  // FLUTTER_SHELL_PLATFORM_DARWIN_IOS_FRAMEWORK_SOURCE_FLUTTER_FAKE_KEY_EVENTS_H_

shell/platform/darwin/ios/framework/Source/FlutterFakeKeyEvents.mm

@@ -84,6 +84,9 @@ - (NSString*)charactersIgnoringModifiers API_AVAILABLE(ios(13.4)) {
 }
 @end
 
+namespace flutter {
+namespace testing {
+
 FlutterUIPressProxy* keyDownEvent(UIKeyboardHIDUsage keyCode,
                                   UIKeyModifierFlags modifierFlags,
                                   NSTimeInterval timestamp,
@@ -123,3 +126,5 @@ - (NSString*)charactersIgnoringModifiers API_AVAILABLE(ios(13.4)) {
                                            type:UIEventTypePresses
                                       timestamp:timestamp];
 }
+}  // namespace testing
+}  // namespace flutter

shell/platform/darwin/ios/framework/Source/FlutterKeyboardManagerTest.mm

@@ -21,6 +21,8 @@
 class PointerDataPacket {};
 }  // namespace flutter
 
+using namespace flutter::testing;
+
 /// Sometimes we have to use a custom mock to avoid retain cycles in ocmock.
 @interface FlutterEnginePartialMock : FlutterEngine
 @property(nonatomic, strong) FlutterBasicMessageChannel* lifecycleChannel;