Color picker window should not have a minimize button.

ui/views/window/custom_frame_view_unittest.cc

 // Copyright 2014 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 "ui/views/window/custom_frame_view.h"
 
 #include <vector>
 
 #include "ui/views/controls/button/image_button.h"
 #include "ui/views/test/views_test_base.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
 #include "ui/views/window/window_button_order_provider.h"
 
 namespace views {
 
 namespace {
 
-// Allows for the control of whether or not the widget can maximize or not.
-// This can be set after initial setup in order to allow testing of both forms
-// of delegates. By default this can maximize.
-class MaximizeStateControlDelegate : public WidgetDelegateView {
+// Allows for the control of whether or not the widget can minimize/maximize or
+// not. This can be set after initial setup in order to allow testing of both
+// forms of delegates. By default this can minimize and maximize.
+class MinimizeAndMaximizeStateControlDelegate : public WidgetDelegateView {
  public:
-  MaximizeStateControlDelegate() : can_maximize_(true) {}
-  virtual ~MaximizeStateControlDelegate() {}
+  MinimizeAndMaximizeStateControlDelegate()
+        : can_maximize_(true),
+          can_minimize_(true) {}
+  virtual ~MinimizeAndMaximizeStateControlDelegate() {}
 
   void set_can_maximize(bool can_maximize) {
     can_maximize_ = can_maximize;
   }
 
+  void set_can_minimize(bool can_minimize) {
+    can_minimize_ = can_minimize;
+  }
+
   // WidgetDelegate:
   virtual bool CanMaximize() const OVERRIDE { return can_maximize_; }
+  virtual bool CanMinimize() const OVERRIDE { return can_minimize_; }
 
  private:
   bool can_maximize_;
+  bool can_minimize_;
 
-  DISALLOW_COPY_AND_ASSIGN(MaximizeStateControlDelegate);
+  DISALLOW_COPY_AND_ASSIGN(MinimizeAndMaximizeStateControlDelegate);
 };
 
 }  // namespace
 
 class CustomFrameViewTest : public ViewsTestBase {
  public:
   CustomFrameViewTest() {}
   virtual ~CustomFrameViewTest() {}
 
   CustomFrameView* custom_frame_view() {
     return custom_frame_view_;
   }
 
-  MaximizeStateControlDelegate* maximize_state_control_delegate() {
-    return maximize_state_control_delegate_;
+  MinimizeAndMaximizeStateControlDelegate*
+        minimize_and_maximize_state_control_delegate() {
+    return minimize_and_maximize_state_control_delegate_;
   }
 
   Widget* widget() {
     return widget_;
   }
 
   // ViewsTestBase:
   virtual void SetUp() OVERRIDE;
   virtual void TearDown() OVERRIDE;
 
@@ skipping 30 matching lines @@
       const std::vector<views::FrameButton> leading_buttons,
       const std::vector<views::FrameButton> trailing_buttons);
 
  private:
   // Parent container for |custom_frame_view_|
   Widget* widget_;
 
   // Owned by |widget_|
   CustomFrameView* custom_frame_view_;
 
-  // Delegate of |widget_| which controls maximizing
-  MaximizeStateControlDelegate* maximize_state_control_delegate_;
+  // Delegate of |widget_| which controls minimizing and maximizing
+  MinimizeAndMaximizeStateControlDelegate*
+        minimize_and_maximize_state_control_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(CustomFrameViewTest);
 };
 
 void CustomFrameViewTest::SetUp() {
   ViewsTestBase::SetUp();
 
-  maximize_state_control_delegate_ = new MaximizeStateControlDelegate;
+  minimize_and_maximize_state_control_delegate_ =
+      new MinimizeAndMaximizeStateControlDelegate;
   widget_ = new Widget;
   Widget::InitParams params = CreateParams(Widget::InitParams::TYPE_WINDOW);
-  params.delegate = maximize_state_control_delegate_;
+  params.delegate = minimize_and_maximize_state_control_delegate_;
   params.remove_standard_frame = true;
   widget_->Init(params);
 
   custom_frame_view_ = new CustomFrameView;
   widget_->non_client_view()->SetFrameView(custom_frame_view_);
 }
 
 void CustomFrameViewTest::TearDown() {
   widget_->CloseNow();
 
@@ skipping 76 matching lines @@
 
   EXPECT_TRUE(restore_button()->visible());
   EXPECT_FALSE(maximize_button()->visible());
 }
 
 // Tests that when the parent cannot maximize that the maximize button is not
 // visible
 TEST_F(CustomFrameViewTest, CannotMaximizeHidesButton) {
   Widget* parent = widget();
   CustomFrameView* view = custom_frame_view();
-  MaximizeStateControlDelegate* delegate = maximize_state_control_delegate();
+  MinimizeAndMaximizeStateControlDelegate* delegate =
+        minimize_and_maximize_state_control_delegate();
   delegate->set_can_maximize(false);
 
   view->Init(parent);
   parent->SetBounds(gfx::Rect(0, 0, 300, 100));
   parent->Show();
 
   EXPECT_FALSE(restore_button()->visible());
   EXPECT_FALSE(maximize_button()->visible());
 }
 
+// Tests that when the parent cannot minimize that the minimize button is not
+// visible
+TEST_F(CustomFrameViewTest, CannotMinimizeHidesButton) {
+  Widget* parent = widget();
+  CustomFrameView* view = custom_frame_view();
+  MinimizeAndMaximizeStateControlDelegate* delegate =
+      minimize_and_maximize_state_control_delegate();
+  delegate->set_can_minimize(false);
+
+  view->Init(parent);
+  parent->SetBounds(gfx::Rect(0, 0, 300, 100));
+  parent->Show();
+
+  EXPECT_FALSE(minimize_button()->visible());
+}
+
 // Tests that when maximized that the edge button has an increased width.
 TEST_F(CustomFrameViewTest, LargerEdgeButtonsWhenMaximized) {
   Widget* parent = widget();
   CustomFrameView* view = custom_frame_view();
 
   // Custom ordering to have a button on each edge.
   std::vector<views::FrameButton> leading;
   leading.push_back(views::FRAME_BUTTON_CLOSE);
   leading.push_back(views::FRAME_BUTTON_MAXIMIZE);
   std::vector<views::FrameButton> trailing;
@@ skipping 10 matching lines @@
   parent->Maximize();
   view->Layout();
 
   EXPECT_GT(close_button()->bounds().width(),
             close_button_initial_bounds.width());
   EXPECT_GT(minimize_button()->bounds().width(),
             minimize_button_initial_bounds.width());
 }
 
 }  // namespace views