FlutterViewTest.mm File Reference

import "flutter/shell/platform/darwin/macos/framework/Source/FlutterView.h"
import <Metal/Metal.h>
import "flutter/testing/testing.h"

Go to the source code of this file.

Classes
class	TestFlutterViewDelegate
class	TestFlutterView
class	TestCursor

Functions
	TEST (FlutterView, ShouldInheritContentsScaleReturnsYes)
	TEST (FlutterView, CursorUpdateDoesHitTest)
	TEST (FlutterView, CursorUpdateDoesNotOverridePlatformView)

Variables
constexpr int64_t	kImplicitViewId = 0ll

Function Documentation

TEST() [1/3]

TEST	(	FlutterView	,
		CursorUpdateDoesHitTest
	)

Definition at line 73 of file FlutterViewTest.mm.

                                           {
  id<MTLDevice> device = MTLCreateSystemDefaultDevice();
  id<MTLCommandQueue> queue = [device newCommandQueue];
  TestFlutterViewDelegate* delegate = [[TestFlutterViewDelegate alloc] init];
  FlutterThreadSynchronizer* threadSynchronizer = [[FlutterThreadSynchronizer alloc] init];
  TestFlutterView* view = [[TestFlutterView alloc] initWithMTLDevice:device
                                                        commandQueue:queue
                                                            delegate:delegate
                                                  threadSynchronizer:threadSynchronizer
                                                      viewIdentifier:kImplicitViewId];
  NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
                                                 styleMask:NSBorderlessWindowMask
                                                   backing:NSBackingStoreBuffered
                                                     defer:NO];
 
  TestCursor* cursor = [[TestCursor alloc] init];
 
  window.contentView = view;
  __weak NSView* weakView = view;
  __block BOOL hitTestCalled = NO;
  __block NSPoint hitTestCoordinate = NSZeroPoint;
  view.onHitTest = ^NSView*(NSPoint point) {
    hitTestCalled = YES;
    hitTestCoordinate = point;
    return weakView;
  };
  NSEvent* mouseEvent = [NSEvent mouseEventWithType:NSEventTypeMouseMoved
                                           location:NSMakePoint(100, 100)
                                      modifierFlags:0
                                          timestamp:0
                                       windowNumber:0
                                            context:nil
                                        eventNumber:0
                                         clickCount:0
                                           pressure:0];
  [view didUpdateMouseCursor:cursor];
  [view cursorUpdate:mouseEvent];
 
  EXPECT_TRUE(hitTestCalled);
  // The hit test coordinate should be in the window coordinate system.
  EXPECT_TRUE(CGPointEqualToPoint(hitTestCoordinate, CGPointMake(100, 500)));
  EXPECT_TRUE(cursor.setCalled);
}

TEST() [2/3]

TEST	(	FlutterView	,
		CursorUpdateDoesNotOverridePlatformView
	)

Definition at line 117 of file FlutterViewTest.mm.

                                                           {
  id<MTLDevice> device = MTLCreateSystemDefaultDevice();
  id<MTLCommandQueue> queue = [device newCommandQueue];
  TestFlutterViewDelegate* delegate = [[TestFlutterViewDelegate alloc] init];
  FlutterThreadSynchronizer* threadSynchronizer = [[FlutterThreadSynchronizer alloc] init];
  TestFlutterView* view = [[TestFlutterView alloc] initWithMTLDevice:device
                                                        commandQueue:queue
                                                            delegate:delegate
                                                  threadSynchronizer:threadSynchronizer
                                                      viewIdentifier:kImplicitViewId];
  NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
                                                 styleMask:NSBorderlessWindowMask
                                                   backing:NSBackingStoreBuffered
                                                     defer:NO];
 
  TestCursor* cursor = [[TestCursor alloc] init];
 
  NSView* platformView = [[NSView alloc] initWithFrame:NSMakeRect(0, 0, 100, 100)];
 
  window.contentView = view;
  __block BOOL hitTestCalled = NO;
  __block NSPoint hitTestCoordinate = NSZeroPoint;
  view.onHitTest = ^NSView*(NSPoint point) {
    hitTestCalled = YES;
    hitTestCoordinate = point;
    return platformView;
  };
  NSEvent* mouseEvent = [NSEvent mouseEventWithType:NSEventTypeMouseMoved
                                           location:NSMakePoint(100, 100)
                                      modifierFlags:0
                                          timestamp:0
                                       windowNumber:0
                                            context:nil
                                        eventNumber:0
                                         clickCount:0
                                           pressure:0];
  [view didUpdateMouseCursor:cursor];
  [view cursorUpdate:mouseEvent];
 
  EXPECT_TRUE(hitTestCalled);
  // The hit test coordinate should be in the window coordinate system.
  EXPECT_TRUE(CGPointEqualToPoint(hitTestCoordinate, CGPointMake(100, 500)));
  EXPECT_FALSE(cursor.setCalled);
}

TEST() [3/3]

TEST	(	FlutterView	,
		ShouldInheritContentsScaleReturnsYes
	)

Definition at line 28 of file FlutterViewTest.mm.

                                                        {
  id<MTLDevice> device = MTLCreateSystemDefaultDevice();
  id<MTLCommandQueue> queue = [device newCommandQueue];
  TestFlutterViewDelegate* delegate = [[TestFlutterViewDelegate alloc] init];
  FlutterThreadSynchronizer* threadSynchronizer = [[FlutterThreadSynchronizer alloc] init];
  FlutterView* view = [[FlutterView alloc] initWithMTLDevice:device
                                                commandQueue:queue
                                                    delegate:delegate
                                          threadSynchronizer:threadSynchronizer
                                              viewIdentifier:kImplicitViewId];
  EXPECT_EQ([view layer:view.layer shouldInheritContentsScale:3.0 fromWindow:view.window], YES);
}

Variable Documentation

kImplicitViewId

constexpr int64_t kImplicitViewId = 0ll

constexpr

Definition at line 11 of file FlutterViewTest.mm.