content: Move constrained window code from TabContents to TabContentsWrapper

chrome/browser/ui/constrained_window_tab_helper_unittest.cc

+// Copyright (c) 2011 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/constrained_window_tab_helper.h"
+#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
+#include "chrome/browser/ui/tab_contents/test_tab_contents_wrapper.h"
+#include "content/browser/tab_contents/constrained_window.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "content/browser/browser_thread.h"
+
+class ConstrainedWindowTabHelperUnit : public TabContentsWrapperTestHarness {
+ public:
+  ConstrainedWindowTabHelperUnit()
+      : TabContentsWrapperTestHarness(),
+        ui_thread_(BrowserThread::UI, &message_loop_) {
+  }
+
+ private:
+  BrowserThread ui_thread_;
+};
+
+class ConstrainedWindowCloseTest : public ConstrainedWindow {
+ public:
+  explicit ConstrainedWindowCloseTest(TabContentsWrapper* wrapper)
+      : wrapper_(wrapper) {
+  }
+
+  virtual void ShowConstrainedWindow() {}
+  virtual void FocusConstrainedWindow() {}
+  virtual ~ConstrainedWindowCloseTest() {}
+
+  virtual void CloseConstrainedWindow() {
+    wrapper_->constrained_window_tab_helper()->WillClose(this);
+    close_count++;
+  }
+
+  int close_count;
+  TabContentsWrapper* wrapper_;
+};
+
+TEST_F(ConstrainedWindowTabHelperUnit, ConstrainedWindows) {
+  ConstrainedWindowCloseTest window(contents_wrapper());
+  window.close_count = 0;
+
+  const int kWindowCount = 4;
+  for (int i = 0; i < kWindowCount; i++) {
+    contents_wrapper()->constrained_window_tab_helper()->AddConstrainedDialog(
+        &window);
+  }
+  EXPECT_EQ(window.close_count, 0);
+  contents_wrapper()->constrained_window_tab_helper()->
+      CloseConstrainedWindows();
+  EXPECT_EQ(window.close_count, kWindowCount);
+}