Sync ui/events to chromium @ https://codereview.chromium.org/1210203002

ui/events/keycodes/dom4/keycode_converter_unittest.cc

-// Copyright 2013 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/events/keycodes/dom4/keycode_converter.h"
-
-#include <map>
-
-#include "base/basictypes.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-using ui::KeycodeConverter;
-
-namespace {
-
-#if defined(OS_LINUX)
-const size_t kExpectedMappedKeyCount = 145;
-#else
-const size_t kExpectedMappedKeyCount = 0;
-#endif
-
-const uint32_t kUsbNonExistentKeycode = 0xffffff;
-const uint32_t kUsbUsBackslash =        0x070031;
-const uint32_t kUsbNonUsHash =          0x070032;
-
-TEST(UsbKeycodeMap, Basic) {
-  // Verify that the first element in the table is the "invalid" code.
-  const ui::KeycodeMapEntry* keycode_map =
-      ui::KeycodeConverter::GetKeycodeMapForTest();
-  EXPECT_EQ(ui::KeycodeConverter::InvalidUsbKeycode(),
-            keycode_map[0].usb_keycode);
-  EXPECT_EQ(ui::KeycodeConverter::InvalidNativeKeycode(),
-            keycode_map[0].native_keycode);
-  EXPECT_STREQ(ui::KeycodeConverter::InvalidKeyboardEventCode(),
-               "Unidentified");
-  EXPECT_EQ(ui::KeycodeConverter::InvalidNativeKeycode(),
-            ui::KeycodeConverter::CodeToNativeKeycode("Unidentified"));
-
-  // Verify that there are no duplicate entries in the mapping.
-  std::map<uint32_t, uint16_t> usb_to_native;
-  std::map<uint16_t, uint32_t> native_to_usb;
-  size_t numEntries = ui::KeycodeConverter::NumKeycodeMapEntriesForTest();
-  for (size_t i = 0; i < numEntries; ++i) {
-    const ui::KeycodeMapEntry* entry = &keycode_map[i];
-    // Don't test keys with no native keycode mapping on this platform.
-    if (entry->native_keycode == ui::KeycodeConverter::InvalidNativeKeycode())
-      continue;
-
-    // Verify UsbKeycodeToNativeKeycode works for this key.
-    EXPECT_EQ(
-        entry->native_keycode,
-        ui::KeycodeConverter::UsbKeycodeToNativeKeycode(entry->usb_keycode));
-
-    // Verify CodeToNativeKeycode and NativeKeycodeToCode work correctly.
-    if (entry->code) {
-      EXPECT_EQ(entry->native_keycode,
-                ui::KeycodeConverter::CodeToNativeKeycode(entry->code));
-      EXPECT_STREQ(
-          entry->code,
-          ui::KeycodeConverter::NativeKeycodeToCode(entry->native_keycode));
-    }
-    else {
-      EXPECT_EQ(ui::KeycodeConverter::InvalidNativeKeycode(),
-                ui::KeycodeConverter::CodeToNativeKeycode(entry->code));
-    }
-
-    // Verify that the USB or native codes aren't duplicated.
-    EXPECT_EQ(0U, usb_to_native.count(entry->usb_keycode))
-        << " duplicate of USB code 0x" << std::hex << std::setfill('0')
-        << std::setw(6) << entry->usb_keycode
-        << " to native 0x"
-        << std::setw(4) << entry->native_keycode
-        << " (previous was 0x"
-        << std::setw(4) << usb_to_native[entry->usb_keycode]
-        << ")";
-    usb_to_native[entry->usb_keycode] = entry->native_keycode;
-    EXPECT_EQ(0U, native_to_usb.count(entry->native_keycode))
-        << " duplicate of native code 0x" << std::hex << std::setfill('0')
-        << std::setw(4) << entry->native_keycode
-        << " to USB 0x"
-        << std::setw(6) << entry->usb_keycode
-        << " (previous was 0x"
-        << std::setw(6) << native_to_usb[entry->native_keycode]
-        << ")";
-    native_to_usb[entry->native_keycode] = entry->usb_keycode;
-  }
-  ASSERT_EQ(usb_to_native.size(), native_to_usb.size());
-
-  // Verify that the number of mapped keys is what we expect, i.e. we haven't
-  // lost any, and if we've added some then the expectation has been updated.
-  EXPECT_EQ(kExpectedMappedKeyCount, usb_to_native.size());
-}
-
-TEST(UsbKeycodeMap, NonExistent) {
-  // Verify that UsbKeycodeToNativeKeycode works for a non-existent USB keycode.
-  EXPECT_EQ(
-      ui::KeycodeConverter::InvalidNativeKeycode(),
-      ui::KeycodeConverter::UsbKeycodeToNativeKeycode(kUsbNonExistentKeycode));
-}
-
-TEST(UsbKeycodeMap, UsBackslashIsNonUsHash) {
-  // Verify that UsbKeycodeToNativeKeycode treats the non-US "hash" key
-  // as equivalent to the US "backslash" key.
-  EXPECT_EQ(ui::KeycodeConverter::UsbKeycodeToNativeKeycode(kUsbUsBackslash),
-            ui::KeycodeConverter::UsbKeycodeToNativeKeycode(kUsbNonUsHash));
-}
-
-}  // namespace