src/content/browser/renderer_host/gtk_key_bindings_handler_unittest.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 "content/browser/renderer_host/gtk_key_bindings_handler.h"
   6
   7 #include <gdk/gdkkeysyms.h>
   8 #include <string>
   9 #include <utility>
  10 #include <vector>
  11
  12 #include "base/basictypes.h"
  13 #include "base/file_util.h"
  14 #include "base/logging.h"
  15 #include "base/path_service.h"
  16 #include "base/strings/string_util.h"
  17 #include "content/common/edit_command.h"
  18 #include "content/public/browser/native_web_keyboard_event.h"
  19 #include "content/public/common/content_paths.h"
  20 #include "testing/gtest/include/gtest/gtest.h"
  21
  22 namespace content {
  23
  24 class GtkKeyBindingsHandlerTest : public testing::Test {
  25  protected:
  26   struct EditCommand {
  27     const char* name;
  28     const char* value;
  29   };
  30
  31   GtkKeyBindingsHandlerTest()
  32       : window_(gtk_window_new(GTK_WINDOW_TOPLEVEL)),
  33         handler_(NULL) {
  34     base::FilePath gtkrc;
  35     PathService::Get(DIR_TEST_DATA, &gtkrc);
  36     gtkrc = gtkrc.AppendASCII("gtk_key_bindings_test_gtkrc");
  37     EXPECT_TRUE(base::PathExists(gtkrc));
  38
  39     gtk_rc_parse(gtkrc.value().c_str());
  40
  41     GtkWidget* fixed = gtk_fixed_new();
  42     handler_ = new GtkKeyBindingsHandler(fixed);
  43     gtk_container_add(GTK_CONTAINER(window_), fixed);
  44     gtk_widget_show(fixed);
  45     gtk_widget_show(window_);
  46   }
  47   virtual ~GtkKeyBindingsHandlerTest() {
  48     gtk_widget_destroy(window_);
  49     delete handler_;
  50   }
  51
  52   NativeWebKeyboardEvent NewNativeWebKeyboardEvent(guint keyval, guint state) {
  53     GdkKeymap* keymap =
  54         gdk_keymap_get_for_display(gtk_widget_get_display(window_));
  55
  56     GdkKeymapKey *keys = NULL;
  57     gint n_keys = 0;
  58     if (gdk_keymap_get_entries_for_keyval(keymap, keyval, &keys, &n_keys)) {
  59       GdkEventKey event;
  60       event.type = GDK_KEY_PRESS;
  61       event.window = NULL;
  62       event.send_event = 0;
  63       event.time = 0;
  64       event.state = state;
  65       event.keyval = keyval;
  66       event.length = 0;
  67       event.string = NULL;
  68       event.hardware_keycode = keys[0].keycode;
  69       event.group = keys[0].group;
  70       event.is_modifier = 0;
  71       g_free(keys);
  72       return NativeWebKeyboardEvent(reinterpret_cast<GdkEvent*>(&event));
  73     }
  74     LOG(ERROR) << "Failed to create key event for keyval:" << keyval;
  75     return NativeWebKeyboardEvent();
  76   }
  77
  78   void TestKeyBinding(const NativeWebKeyboardEvent& event,
  79                       const EditCommand expected_result[],
  80                       size_t size) {
  81     EditCommands result;
  82     ASSERT_TRUE(handler_->Match(event, &result));
  83     ASSERT_EQ(size, result.size());
  84     for (size_t i = 0; i < size; ++i) {
  85       ASSERT_STREQ(expected_result[i].name, result[i].name.c_str());
  86       ASSERT_STREQ(expected_result[i].value, result[i].value.c_str());
  87     }
  88   }
  89
  90  protected:
  91   GtkWidget* window_;
  92   GtkKeyBindingsHandler* handler_;
  93 };
  94
  95 TEST_F(GtkKeyBindingsHandlerTest, MoveCursor) {
  96   static const EditCommand kEditCommands[] = {
  97     // "move-cursor" (logical-positions, -2, 0)
  98     { "MoveBackward", "" },
  99     { "MoveBackward", "" },
 100     // "move-cursor" (logical-positions, 2, 0)
 101     { "MoveForward", "" },
 102     { "MoveForward", "" },
 103     // "move-cursor" (visual-positions, -1, 1)
 104     { "MoveLeftAndModifySelection", "" },
 105     // "move-cursor" (visual-positions, 1, 1)
 106     { "MoveRightAndModifySelection", "" },
 107     // "move-cursor" (words, -1, 0)
 108     { "MoveWordLeft", "" },
 109     // "move-cursor" (words, 1, 0)
 110     { "MoveWordRight", "" },
 111     // "move-cursor" (display-lines, -1, 0)
 112     { "MoveUp", "" },
 113     // "move-cursor" (display-lines, 1, 0)
 114     { "MoveDown", "" },
 115     // "move-cursor" (display-line-ends, -1, 0)
 116     { "MoveToBeginningOfLine", "" },
 117     // "move-cursor" (display-line-ends, 1, 0)
 118     { "MoveToEndOfLine", "" },
 119     // "move-cursor" (paragraph-ends, -1, 0)
 120     { "MoveToBeginningOfParagraph", "" },
 121     // "move-cursor" (paragraph-ends, 1, 0)
 122     { "MoveToEndOfParagraph", "" },
 123     // "move-cursor" (pages, -1, 0)
 124     { "MovePageUp", "" },
 125     // "move-cursor" (pages, 1, 0)
 126     { "MovePageDown", "" },
 127     // "move-cursor" (buffer-ends, -1, 0)
 128     { "MoveToBeginningOfDocument", "" },
 129     // "move-cursor" (buffer-ends, 1, 0)
 130     { "MoveToEndOfDocument", "" }
 131   };
 132
 133   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_1, GDK_CONTROL_MASK),
 134                  kEditCommands, arraysize(kEditCommands));
 135 }
 136
 137 TEST_F(GtkKeyBindingsHandlerTest, DeleteFromCursor) {
 138   static const EditCommand kEditCommands[] = {
 139     // "delete-from-cursor" (chars, -2)
 140     { "DeleteBackward", "" },
 141     { "DeleteBackward", "" },
 142     // "delete-from-cursor" (chars, 2)
 143     { "DeleteForward", "" },
 144     { "DeleteForward", "" },
 145     // "delete-from-cursor" (word-ends, -1)
 146     { "DeleteWordBackward", "" },
 147     // "delete-from-cursor" (word-ends, 1)
 148     { "DeleteWordForward", "" },
 149     // "delete-from-cursor" (words, -1)
 150     { "MoveWordBackward", "" },
 151     { "DeleteWordForward", "" },
 152     // "delete-from-cursor" (words, 1)
 153     { "MoveWordForward", "" },
 154     { "DeleteWordBackward", "" },
 155     // "delete-from-cursor" (display-lines, -1)
 156     { "MoveToBeginningOfLine", "" },
 157     { "DeleteToEndOfLine", "" },
 158     // "delete-from-cursor" (display-lines, 1)
 159     { "MoveToBeginningOfLine", "" },
 160     { "DeleteToEndOfLine", "" },
 161     // "delete-from-cursor" (display-line-ends, -1)
 162     { "DeleteToBeginningOfLine", "" },
 163     // "delete-from-cursor" (display-line-ends, 1)
 164     { "DeleteToEndOfLine", "" },
 165     // "delete-from-cursor" (paragraph-ends, -1)
 166     { "DeleteToBeginningOfParagraph", "" },
 167     // "delete-from-cursor" (paragraph-ends, 1)
 168     { "DeleteToEndOfParagraph", "" },
 169     // "delete-from-cursor" (paragraphs, -1)
 170     { "MoveToBeginningOfParagraph", "" },
 171     { "DeleteToEndOfParagraph", "" },
 172     // "delete-from-cursor" (paragraphs, 1)
 173     { "MoveToBeginningOfParagraph", "" },
 174     { "DeleteToEndOfParagraph", "" },
 175   };
 176
 177   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_2, GDK_CONTROL_MASK),
 178                  kEditCommands, arraysize(kEditCommands));
 179 }
 180
 181 TEST_F(GtkKeyBindingsHandlerTest, OtherActions) {
 182   static const EditCommand kBackspace[] = {
 183     { "DeleteBackward", "" }
 184   };
 185   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_3, GDK_CONTROL_MASK),
 186                  kBackspace, arraysize(kBackspace));
 187
 188   static const EditCommand kCopyClipboard[] = {
 189     { "Copy", "" }
 190   };
 191   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_4, GDK_CONTROL_MASK),
 192                  kCopyClipboard, arraysize(kCopyClipboard));
 193
 194   static const EditCommand kCutClipboard[] = {
 195     { "Cut", "" }
 196   };
 197   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_5, GDK_CONTROL_MASK),
 198                  kCutClipboard, arraysize(kCutClipboard));
 199
 200   static const EditCommand kInsertAtCursor[] = {
 201     { "InsertText", "hello" }
 202   };
 203   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_6, GDK_CONTROL_MASK),
 204                  kInsertAtCursor, arraysize(kInsertAtCursor));
 205
 206   static const EditCommand kPasteClipboard[] = {
 207     { "Paste", "" }
 208   };
 209   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_7, GDK_CONTROL_MASK),
 210                  kPasteClipboard, arraysize(kPasteClipboard));
 211
 212   static const EditCommand kSelectAll[] = {
 213     { "Unselect", "" },
 214     { "SelectAll", "" }
 215   };
 216   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_8, GDK_CONTROL_MASK),
 217                  kSelectAll, arraysize(kSelectAll));
 218
 219   static const EditCommand kSetAnchor[] = {
 220     { "SetMark", "" }
 221   };
 222   TestKeyBinding(NewNativeWebKeyboardEvent(GDK_9, GDK_CONTROL_MASK),
 223                  kSetAnchor, arraysize(kSetAnchor));
 224 }
 225
 226 }  // namespace content