no native implementation of Textfield.

views/controls/textfield/native_textfield_view_unittest.cc

+// Copyright (c) 2010 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 "app/keyboard_codes.h"
+#include "base/message_loop.h"
+#include "base/utf_string_conversions.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "views/controls/textfield/native_textfield_view.h"
+#include "views/controls/textfield/textfield.h"
+#include "views/controls/textfield/textfield_view_model.h"
+#include "views/event.h"
+#include "views/widget/widget.h"
+
+namespace views {
+
+#define EXPECT_STR_EQ(ascii, utf16) EXPECT_EQ(ASCIIToUTF16(ascii), utf16)

[sky, 2010/12/15 20:31:27]

If this fails the output isn't very helpful (meaning you just see a bunch of
code points). If you convert both to wide you'll get better output on failure.

[oshima, 2010/12/16 01:15:19]

Done.

+
+// TODO(oshima): Move tests that are independent of TextfieldView to
+// textfield_unittests.cc once we move the test utility functions
+// from chrome/browser/automation/ to app/test/.
+class NativeTextfieldViewTest : public ::testing::Test,
+                                public Textfield::Controller {
+ public:
+  NativeTextfieldViewTest()
+      : widget_(NULL),
+        textfield_(NULL),
+        textfield_view_(NULL),
+        model_(NULL),
+        message_loop_(MessageLoop::TYPE_UI) {
+  }
+
+  // ::testing::Test overrides.
+  virtual void SetUp() {
+    NativeTextfieldView::SetEnableTextfieldView(true);
+  }
+
+  virtual void TearDown() {
+    NativeTextfieldView::SetEnableTextfieldView(false);
+    if (widget_)
+      widget_->Close();
+  }
+
+  // Textfield::Controller implementation:
+  virtual void ContentsChanged(Textfield* sender,
+                               const string16& new_contents){
+    last_contents_ = new_contents;
+  }
+
+  virtual bool HandleKeystroke(Textfield* sender,
+                               const Textfield::Keystroke& keystroke) {
+    // TODO(oshima): figure out how to test the keystroke.
+    return false;
+  }
+
+  void InitTextfield(Textfield::StyleFlags style) {
+    DCHECK(!textfield_);
+    textfield_ = new Textfield(style);
+    textfield_->SetController(this);
+    widget_ = Widget::CreatePopupWidget(
+        Widget::NotTransparent,
+        Widget::AcceptEvents,
+        Widget::DeleteOnDestroy,
+        Widget::DontMirrorOriginInRTL);
+    widget_->Init(NULL, gfx::Rect());
+    widget_->SetContentsView(textfield_);
+    textfield_view_
+        = static_cast<NativeTextfieldView*>(textfield_->native_wrapper());
+    DCHECK(textfield_view_);
+    model_ = textfield_view_->model_.get();
+  }
+
+  void SendKeyEventToTextfieldView(app::KeyboardCode key_code,
+                                   bool shift,
+                                   bool control) {
+    int flags = (shift ? KeyEvent::EF_SHIFT_DOWN : 0) |
+        (control ? KeyEvent::EF_CONTROL_DOWN : 0);
+    KeyEvent event(KeyEvent::ET_KEY_PRESSED, key_code, flags, 1, 0);
+    textfield_view_->OnKeyPressed(event);
+  }
+
+  void SendKeyEventToTextfieldView(app::KeyboardCode key_code) {
+    SendKeyEventToTextfieldView(key_code, false, false);
+  }
+
+ protected:
+  // We need widget to populate wrapper class.
+  Widget* widget_;
+
+  Textfield* textfield_;
+  NativeTextfieldView* textfield_view_;
+  TextfieldViewModel* model_;
+
+  // A fake message loop for view's drawing events.
+  MessageLoop message_loop_;
+
+  // The string from Controller::ContentsChanged callback.
+  string16 last_contents_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(NativeTextfieldViewTest);
+};
+
+TEST_F(NativeTextfieldViewTest, ModelChangesTeset) {
+  InitTextfield(Textfield::STYLE_DEFAULT);
+  textfield_->SetText(ASCIIToUTF16("this is"));
+
+  EXPECT_STR_EQ("this is", model_->text());
+  EXPECT_STR_EQ("this is", last_contents_);
+  last_contents_.clear();
+
+  textfield_->AppendText(ASCIIToUTF16(" a test"));
+  EXPECT_STR_EQ("this is a test", model_->text());
+  EXPECT_STR_EQ("this is a test", last_contents_);
+  last_contents_.clear();
+
+  // Cases where the callback should not be called.
+  textfield_->SetText(ASCIIToUTF16("this is a test"));
+  EXPECT_STR_EQ("this is a test", model_->text());
+  EXPECT_EQ(string16(), last_contents_);
+
+  textfield_->AppendText(string16());
+  EXPECT_STR_EQ("this is a test", model_->text());
+  EXPECT_EQ(string16(), last_contents_);
+
+  EXPECT_EQ(string16(), textfield_->GetSelectedText());
+  textfield_->SelectAll();
+  EXPECT_STR_EQ("this is a test", textfield_->GetSelectedText());
+  EXPECT_EQ(string16(), last_contents_);
+}
+
+TEST_F(NativeTextfieldViewTest, KeyTest) {
+  InitTextfield(Textfield::STYLE_DEFAULT);
+  SendKeyEventToTextfieldView(app::VKEY_C, true, false);
+  EXPECT_STR_EQ("C", textfield_->text());
+  EXPECT_STR_EQ("C", last_contents_);
+  last_contents_.clear();
+
+  SendKeyEventToTextfieldView(app::VKEY_R, false, false);
+  EXPECT_STR_EQ("Cr", textfield_->text());
+  EXPECT_STR_EQ("Cr", last_contents_);
+}
+
+TEST_F(NativeTextfieldViewTest, ControlAndSelectTest) {
+  // Insert a test string in a textfield.
+  InitTextfield(Textfield::STYLE_DEFAULT);
+  textfield_->SetText(ASCIIToUTF16("one two three"));
+  SendKeyEventToTextfieldView(app::VKEY_RIGHT,
+                              true /* shift */, false /* control */);
+  SendKeyEventToTextfieldView(app::VKEY_RIGHT, true, false);
+  SendKeyEventToTextfieldView(app::VKEY_RIGHT, true, false);
+
+  EXPECT_STR_EQ("one", textfield_->GetSelectedText());
+
+  // Test word select.
+  SendKeyEventToTextfieldView(app::VKEY_RIGHT, true, true);
+  EXPECT_STR_EQ("one two", textfield_->GetSelectedText());
+  SendKeyEventToTextfieldView(app::VKEY_RIGHT, true, true);
+  EXPECT_STR_EQ("one two three", textfield_->GetSelectedText());
+  SendKeyEventToTextfieldView(app::VKEY_LEFT, true, true);
+  EXPECT_STR_EQ("one two ", textfield_->GetSelectedText());
+  SendKeyEventToTextfieldView(app::VKEY_LEFT, true, true);
+  EXPECT_STR_EQ("one ", textfield_->GetSelectedText());
+
+  // Replace the selected text.
+  SendKeyEventToTextfieldView(app::VKEY_Z, true, false);
+  SendKeyEventToTextfieldView(app::VKEY_E, true, false);
+  SendKeyEventToTextfieldView(app::VKEY_R, true, false);
+  SendKeyEventToTextfieldView(app::VKEY_O, true, false);
+  SendKeyEventToTextfieldView(app::VKEY_SPACE, false, false);
+  EXPECT_STR_EQ("ZERO two three", textfield_->text());
+
+  SendKeyEventToTextfieldView(app::VKEY_END, true, false);
+  EXPECT_STR_EQ("two three", textfield_->GetSelectedText());
+  SendKeyEventToTextfieldView(app::VKEY_HOME, true, false);
+  EXPECT_STR_EQ("ZERO ", textfield_->GetSelectedText());
+}
+
+TEST_F(NativeTextfieldViewTest, InsertionDeletionTest) {
+  // Insert a test string in a textfield.
+  InitTextfield(Textfield::STYLE_DEFAULT);
+  char test_str[] = "this is a test";
+  for (size_t i = 0; i < sizeof(test_str); i++) {
+    // This is ugly and should be replaced by a utility standard function.
+    // See comment in NativeTextfieldView::GetPrintableChar.
+    char c = test_str[i];
+    app::KeyboardCode code =
+        c == ' ' ? app::VKEY_SPACE :
+        static_cast<app::KeyboardCode>(app::VKEY_A + c - 'a');
+    SendKeyEventToTextfieldView(code);
+  }
+  EXPECT_STR_EQ(test_str, textfield_->text());
+
+  // Move the cursor around.
+  for (int i = 0; i < 6; i++) {
+    SendKeyEventToTextfieldView(app::VKEY_LEFT);
+  }
+  SendKeyEventToTextfieldView(app::VKEY_RIGHT);
+
+  // Delete using backspace and check resulting string.
+  SendKeyEventToTextfieldView(app::VKEY_BACK);
+  EXPECT_STR_EQ("this is  test", textfield_->text());
+
+  // Delete using delete key and check resulting string.
+  for (int i = 0; i < 5; i++) {
+    SendKeyEventToTextfieldView(app::VKEY_DELETE);
+  }
+  EXPECT_STR_EQ("this is ", textfield_->text());
+
+  // Select all and replace with "k".
+  textfield_->SelectAll();
+  SendKeyEventToTextfieldView(app::VKEY_K);
+  EXPECT_STR_EQ("k", textfield_->text());
+}
+
+TEST_F(NativeTextfieldViewTest, PasswordTest) {
+  InitTextfield(Textfield::STYLE_PASSWORD);
+  textfield_->SetText(ASCIIToUTF16("my password"));
+  // Just to make sure the text() and callback returns
+  // the actual text instead of "*".
+  EXPECT_STR_EQ("my password", textfield_->text());
+  EXPECT_STR_EQ("my password", last_contents_);
+}
+
+}  // namespace views