ui/views/test/views_test_base.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ui/views/test/views_test_base.h"
   6
   7 #include "base/run_loop.h"
   8 #include "ui/base/clipboard/clipboard.h"
   9 #include "ui/base/ime/input_method_initializer.h"
  10 #include "ui/compositor/test/context_factories_for_test.h"
  11 #include "ui/views/test/views_test_helper.h"
  12
  13 namespace views {
  14
  15 ViewsTestBase::ViewsTestBase()
  16     : setup_called_(false),
  17       teardown_called_(false) {
  18 }
  19
  20 ViewsTestBase::~ViewsTestBase() {
  21   CHECK(setup_called_)
  22       << "You have overridden SetUp but never called super class's SetUp";
  23   CHECK(teardown_called_)
  24       << "You have overridden TearDown but never called super class's TearDown";
  25 }
  26
  27 void ViewsTestBase::SetUp() {
  28   testing::Test::SetUp();
  29   setup_called_ = true;
  30   if (!views_delegate_.get())
  31     views_delegate_.reset(new TestViewsDelegate());
  32
  33   // The ContextFactory must exist before any Compositors are created.
  34   bool enable_pixel_output = false;
  35   ui::ContextFactory* context_factory =
  36       ui::InitializeContextFactoryForTests(enable_pixel_output);
  37   views_delegate_->set_context_factory(context_factory);
  38
  39   test_helper_.reset(ViewsTestHelper::Create(&message_loop_, context_factory));
  40   test_helper_->SetUp();
  41   ui::InitializeInputMethodForTesting();
  42 }
  43
  44 void ViewsTestBase::TearDown() {
  45   ui::Clipboard::DestroyClipboardForCurrentThread();
  46
  47   // Flush the message loop because we have pending release tasks
  48   // and these tasks if un-executed would upset Valgrind.
  49   RunPendingMessages();
  50   teardown_called_ = true;
  51   views_delegate_.reset();
  52   testing::Test::TearDown();
  53   ui::ShutdownInputMethodForTesting();
  54   test_helper_->TearDown();
  55   ui::TerminateContextFactoryForTests();
  56 }
  57
  58 void ViewsTestBase::RunPendingMessages() {
  59   base::RunLoop run_loop;
  60   run_loop.RunUntilIdle();
  61 }
  62
  63 Widget::InitParams ViewsTestBase::CreateParams(
  64     Widget::InitParams::Type type) {
  65   Widget::InitParams params(type);
  66   params.context = GetContext();
  67   return params;
  68 }
  69
  70 gfx::NativeWindow ViewsTestBase::GetContext() {
  71   return test_helper_->GetContext();
  72 }
  73
  74 }  // namespace views