Purge the App Launcher code from Windows.

chrome/browser/ui/views/app_list/win/app_list_win_unittest.cc

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "chrome/browser/ui/views/app_list/win/app_list_win.h"
-
-#include "chrome/browser/ui/app_list/app_list_positioner.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "ui/display/display.h"
-#include "ui/gfx/geometry/point.h"
-#include "ui/gfx/geometry/rect.h"
-#include "ui/gfx/geometry/size.h"
-
-namespace {
-
-const int kScreenWidth = 800;
-const int kScreenHeight = 600;
-
-const int kWindowWidth = 100;
-const int kWindowHeight = 200;
-
-// Size of the normal (non-hidden) taskbar.
-const int kTaskbarSize = 30;
-
-// The distance the taskbar will appear from the edge of the screen.
-const int kMinDistanceFromEdge = 3;
-
-// Max distance the mouse can be from taskbar to count as "near" the taskbar.
-const int kSnapDistance = 50;
-// A cursor position that is within the taskbar. This must be < kTaskbarSize.
-const int kCursorOnTaskbar = kTaskbarSize / 2;
-// A cursor position that is within 50 pixels of the taskbar.
-const int kCursorNearTaskbar = kTaskbarSize + kSnapDistance;
-// A cursor position that is more than 50 pixels away from the taskbar.
-const int kCursorAwayFromTaskbar = kCursorNearTaskbar + 1;
-
-// A position for the center of the window that causes the window to overlap the
-// edge of the screen. This must be < kWindowWidth / 2 and < kWindowHeight / 2.
-const int kWindowNearEdge = kWindowWidth / 4;
-// A position for the center of the window that places the window away from all
-// edges of the screen. This must be > kWindowWidth / 2, > kWindowHeight / 2, <
-// kScreenWidth - kWindowWidth / 2 and < kScreenHeight - kWindowHeight / 2.
-const int kWindowAwayFromEdge = 158;
-
-// Horizontal offset of the simulated Windows 8 split point.
-const int kWin8SplitPoint = 200;
-
-}  // namespace
-
-class AppListWinUnitTest : public testing::Test {
- public:
-  void SetUp() override {
-    display_.set_bounds(gfx::Rect(0, 0, kScreenWidth, kScreenHeight));
-    display_.set_work_area(gfx::Rect(0, 0, kScreenWidth, kScreenHeight));
-    cursor_ = gfx::Point();
-    taskbar_rect_ = gfx::Rect();
-    center_window_ = false;
-  }
-
-  // Set the display work area.
-  void SetWorkArea(int x, int y, int width, int height) {
-    display_.set_work_area(gfx::Rect(x, y, width, height));
-  }
-
-  // Sets up the test environment with the taskbar along a given edge of the
-  // work area.
-  void PlaceTaskbar(AppListPositioner::ScreenEdge edge) {
-    const gfx::Rect& work_area = display_.work_area();
-    switch (edge) {
-      case AppListPositioner::SCREEN_EDGE_UNKNOWN:
-        taskbar_rect_ = gfx::Rect();
-        break;
-      case AppListPositioner::SCREEN_EDGE_LEFT:
-        taskbar_rect_ = gfx::Rect(
-            work_area.x(), work_area.y(), kTaskbarSize, work_area.height());
-        break;
-      case AppListPositioner::SCREEN_EDGE_RIGHT:
-        taskbar_rect_ =
-            gfx::Rect(work_area.x() + work_area.width() - kTaskbarSize,
-                      work_area.y(),
-                      kTaskbarSize,
-                      work_area.height());
-        break;
-      case AppListPositioner::SCREEN_EDGE_TOP:
-        taskbar_rect_ = gfx::Rect(
-            work_area.x(), work_area.y(), work_area.width(), kTaskbarSize);
-        break;
-      case AppListPositioner::SCREEN_EDGE_BOTTOM:
-        taskbar_rect_ =
-            gfx::Rect(work_area.x(),
-                      work_area.y() + work_area.height() - kTaskbarSize,
-                      work_area.width(),
-                      kTaskbarSize);
-        break;
-    }
-  }
-
-  // Set up the test mouse cursor in a given location.
-  void PlaceCursor(int x, int y) {
-    cursor_ = gfx::Point(x, y);
-  }
-
-  void EnableWindowCentering() {
-    center_window_ = true;
-  }
-
-  gfx::Point DoFindAnchorPoint() const {
-    return AppListWin::FindAnchorPoint(gfx::Size(kWindowWidth, kWindowHeight),
-                                       display_,
-                                       cursor_,
-                                       taskbar_rect_,
-                                       center_window_);
-  }
-
- private:
-  display::Display display_;
-  gfx::Point cursor_;
-  gfx::Rect taskbar_rect_;
-  bool center_window_;
-};
-
-TEST_F(AppListWinUnitTest, FindAnchorPointNoTaskbar) {
-  // Position the app list when there is no taskbar on the display.
-  PlaceCursor(0, 0);
-  // Expect the app list to be in the bottom-left corner.
-  EXPECT_EQ(
-      gfx::Point(kWindowWidth / 2 + kMinDistanceFromEdge,
-                 kScreenHeight - kWindowHeight / 2 - kMinDistanceFromEdge),
-      DoFindAnchorPoint());
-}
-
-TEST_F(AppListWinUnitTest, FindAnchorPointMouseOffTaskbar) {
-  // Position the app list when the mouse is away from the taskbar.
-
-  // Bottom taskbar. Expect the app list to be in the bottom-left corner.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_BOTTOM);
-  PlaceCursor(kWindowAwayFromEdge, kScreenHeight - kCursorAwayFromTaskbar);
-  EXPECT_EQ(gfx::Point(kWindowWidth / 2 + kMinDistanceFromEdge,
-                       kScreenHeight - kTaskbarSize - kWindowHeight / 2 -
-                           kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-
-  // Top taskbar. Expect the app list to be in the top-left corner.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_TOP);
-  PlaceCursor(kWindowAwayFromEdge, kCursorAwayFromTaskbar);
-  EXPECT_EQ(gfx::Point(kWindowWidth / 2 + kMinDistanceFromEdge,
-                       kTaskbarSize + kWindowHeight / 2 + kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-
-  // Left taskbar. Expect the app list to be in the top-left corner.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_LEFT);
-  PlaceCursor(kCursorAwayFromTaskbar, kWindowAwayFromEdge);
-  EXPECT_EQ(gfx::Point(kTaskbarSize + kWindowWidth / 2 + kMinDistanceFromEdge,
-                       kWindowHeight / 2 + kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-
-  // Right taskbar. Expect the app list to be in the top-right corner.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_RIGHT);
-  PlaceCursor(kScreenWidth - kCursorAwayFromTaskbar, kWindowAwayFromEdge);
-  EXPECT_EQ(gfx::Point(kScreenWidth - kTaskbarSize - kWindowWidth / 2 -
-                           kMinDistanceFromEdge,
-                       kWindowHeight / 2 + kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-}
-
-TEST_F(AppListWinUnitTest, FindAnchorPointMouseOnTaskbar) {
-  // Position the app list when the mouse is over the taskbar.
-
-  // Bottom taskbar (mouse well within taskbar). Expect the app list to be at
-  // the bottom centered on the mouse X coordinate.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_BOTTOM);
-  PlaceCursor(kWindowAwayFromEdge, kScreenHeight - kCursorOnTaskbar);
-  EXPECT_EQ(gfx::Point(kWindowAwayFromEdge,
-                       kScreenHeight - kTaskbarSize - kWindowHeight / 2 -
-                           kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-
-  // Bottom taskbar (outside the taskbar but still close enough).
-  // Expect the app list to be at the bottom centered on the mouse X coordinate.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_BOTTOM);
-  PlaceCursor(kWindowAwayFromEdge, kScreenHeight - kCursorNearTaskbar);
-  EXPECT_EQ(gfx::Point(kWindowAwayFromEdge,
-                       kScreenHeight - kTaskbarSize - kWindowHeight / 2 -
-                           kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-
-  // Top taskbar. Expect the app list to be at the top centered on the
-  // mouse X coordinate.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_TOP);
-  PlaceCursor(kWindowAwayFromEdge, kCursorNearTaskbar);
-  EXPECT_EQ(gfx::Point(kWindowAwayFromEdge,
-                       kTaskbarSize + kWindowHeight / 2 + kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-
-  // Left taskbar. Expect the app list to be at the left centered on the
-  // mouse Y coordinate.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_LEFT);
-  PlaceCursor(kCursorNearTaskbar, kWindowAwayFromEdge);
-  EXPECT_EQ(gfx::Point(kTaskbarSize + kWindowWidth / 2 + kMinDistanceFromEdge,
-                       kWindowAwayFromEdge),
-            DoFindAnchorPoint());
-
-  // Right taskbar. Expect the app list to be at the right centered on the
-  // mouse Y coordinate.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_RIGHT);
-  PlaceCursor(kScreenWidth - kCursorNearTaskbar, kWindowAwayFromEdge);
-  EXPECT_EQ(gfx::Point(kScreenWidth - kTaskbarSize - kWindowWidth / 2 -
-                           kMinDistanceFromEdge,
-                       kWindowAwayFromEdge),
-            DoFindAnchorPoint());
-
-  // Bottom taskbar. Mouse near left edge. App list must not go off screen.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_BOTTOM);
-  PlaceCursor(kWindowNearEdge, kScreenHeight - kCursorOnTaskbar);
-  EXPECT_EQ(gfx::Point(kWindowWidth / 2 + kMinDistanceFromEdge,
-                       kScreenHeight - kTaskbarSize - kWindowHeight / 2 -
-                           kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-
-  // Bottom taskbar. Mouse near right edge. App list must not go off screen.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_BOTTOM);
-  PlaceCursor(kScreenWidth - kWindowNearEdge, kScreenHeight - kCursorOnTaskbar);
-  EXPECT_EQ(gfx::Point(kScreenWidth - kWindowWidth / 2 - kMinDistanceFromEdge,
-                       kScreenHeight - kTaskbarSize - kWindowHeight / 2 -
-                           kMinDistanceFromEdge),
-            DoFindAnchorPoint());
-}
-
-TEST_F(AppListWinUnitTest, FindAnchorPointWin8SplitScreen) {
-  // Make the work area smaller than the screen, as you would get in Windows 8
-  // when there is a split screen and the Desktop is in one side of the screen.
-  SetWorkArea(
-      kWin8SplitPoint, 0, kScreenWidth - kWin8SplitPoint, kScreenHeight);
-
-  // No taskbar. Expect the app list to be in the bottom-left corner of the work
-  // area.
-  EXPECT_EQ(
-      gfx::Point(kWin8SplitPoint + kWindowWidth / 2 + kMinDistanceFromEdge,
-                 kScreenHeight - kWindowHeight / 2 - kMinDistanceFromEdge),
-      DoFindAnchorPoint());
-
-  // Bottom taskbar (mouse off-screen to the left). Expect the app list to be
-  // in the bottom-left corner of the work area.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_BOTTOM);
-  PlaceCursor(kWindowAwayFromEdge, kScreenHeight - kCursorOnTaskbar);
-  EXPECT_EQ(
-      gfx::Point(kWin8SplitPoint + kWindowWidth / 2 + kMinDistanceFromEdge,
-                 kScreenHeight - kTaskbarSize - kWindowHeight / 2 -
-                     kMinDistanceFromEdge),
-      DoFindAnchorPoint());
-}
-
-TEST_F(AppListWinUnitTest, FindAnchorPointCentered) {
-  // Cursor on the top taskbar; enable centered app list mode.
-  PlaceTaskbar(AppListPositioner::SCREEN_EDGE_TOP);
-  PlaceCursor(0, 0);
-  EnableWindowCentering();
-  // Expect the app list to be in the center of the screen (ignore the cursor).
-  EXPECT_EQ(gfx::Point(kScreenWidth / 2, kScreenHeight / 2),
-            DoFindAnchorPoint());
-}