1 files changed, 96 insertions, 0 deletions
diff --git a/gfx/tests/gtest/MockWidget.h b/gfx/tests/gtest/MockWidget.h
new file mode 100644
index 0000000000..a8cbaf7702
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+++ b/gfx/tests/gtest/MockWidget.h
@@ -0,0 +1,96 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef GTEST_MOCKWIDGET_H
+#define GTEST_MOCKWIDGET_H
+
+#include "mozilla/gfx/Point.h"
+#include "mozilla/widget/InProcessCompositorWidget.h"
+#include "nsBaseWidget.h"
+#include "GLContext.h"
+#include "GLContextProvider.h"
+
+using mozilla::gl::CreateContextFlags;
+using mozilla::gl::GLContext;
+using mozilla::gl::GLContextProvider;
+
+using mozilla::gfx::IntSize;
+
+class MockWidget : public nsBaseWidget {
+ public:
+  MockWidget() : mCompWidth(0), mCompHeight(0) {}
+  MockWidget(int aWidth, int aHeight)
+      : mCompWidth(aWidth), mCompHeight(aHeight) {}
+  NS_DECL_ISUPPORTS_INHERITED
+
+  virtual LayoutDeviceIntRect GetClientBounds() override {
+    return LayoutDeviceIntRect(0, 0, mCompWidth, mCompHeight);
+  }
+  virtual LayoutDeviceIntRect GetBounds() override { return GetClientBounds(); }
+
+  void* GetNativeData(uint32_t aDataType) override {
+    if (aDataType == NS_NATIVE_OPENGL_CONTEXT) {
+      nsCString discardFailureId;
+      RefPtr<GLContext> context = GLContextProvider::CreateHeadless(
+          {CreateContextFlags::REQUIRE_COMPAT_PROFILE}, &discardFailureId);
+      if (!context) {
+        return nullptr;
+      }
+      if (!context->CreateOffscreenDefaultFb({mCompWidth, mCompHeight})) {
+        return nullptr;
+      }
+      return context.forget().take();
+    }
+    return nullptr;
+  }
+
+  virtual nsresult Create(nsIWidget* aParent, nsNativeWidget aNativeParent,
+                          const LayoutDeviceIntRect& aRect,
+                          InitData* aInitData = nullptr) override {
+    return NS_OK;
+  }
+  virtual nsresult Create(nsIWidget* aParent, nsNativeWidget aNativeParent,
+                          const DesktopIntRect& aRect,
+                          InitData* aInitData = nullptr) override {
+    return NS_OK;
+  }
+  virtual void Show(bool aState) override {}
+  virtual bool IsVisible() const override { return true; }
+  virtual void Move(double aX, double aY) override {}
+  virtual void Resize(double aWidth, double aHeight, bool aRepaint) override {}
+  virtual void Resize(double aX, double aY, double aWidth, double aHeight,
+                      bool aRepaint) override {}
+
+  virtual void Enable(bool aState) override {}
+  virtual bool IsEnabled() const override { return true; }
+
+  virtual nsSizeMode SizeMode() override { return mSizeMode; }
+  virtual void SetSizeMode(nsSizeMode aMode) override { mSizeMode = aMode; }
+
+  virtual void SetFocus(Raise, mozilla::dom::CallerType aCallerType) override {}
+  virtual void Invalidate(const LayoutDeviceIntRect& aRect) override {}
+  virtual nsresult SetTitle(const nsAString& title) override { return NS_OK; }
+  virtual LayoutDeviceIntPoint WidgetToScreenOffset() override {
+    return LayoutDeviceIntPoint(0, 0);
+  }
+  virtual nsresult DispatchEvent(mozilla::WidgetGUIEvent* aEvent,
+                                 nsEventStatus& aStatus) override {
+    return NS_OK;
+  }
+  virtual void SetInputContext(const InputContext& aContext,
+                               const InputContextAction& aAction) override {}
+  virtual InputContext GetInputContext() override { abort(); }
+
+ private:
+  ~MockWidget() = default;
+
+  nsSizeMode mSizeMode = nsSizeMode_Normal;
+
+  int mCompWidth;
+  int mCompHeight;
+};
+
+#endif