Move chromeos specific utility functions for display to chromeos/display

ui/base/x/x11_util_unittest.cc

Index: ui/base/x/x11_util_unittest.cc
diff --git a/ui/base/x/x11_util_unittest.cc b/ui/base/x/x11_util_unittest.cc
deleted file mode 100644
index 912b483da5955cd6188248fa91f5e3dade4a0504..0000000000000000000000000000000000000000
--- a/ui/base/x/x11_util_unittest.cc
+++ /dev/null
@@ -1,195 +0,0 @@
-// Copyright (c) 2012 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 "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "ui/base/x/x11_util.h"
-
-namespace ui {
-
-namespace {
-
-// Returns the number of characters in the string literal but doesn't count its
-// terminator NULL byte.
-#define charsize(str) (arraysize(str) - 1)
-
-// Sample EDID data extracted from real devices.
-const unsigned char kNormalDisplay[] =
-    "\x00\xff\xff\xff\xff\xff\xff\x00\x22\xf0\x6c\x28\x01\x01\x01\x01"
-    "\x02\x16\x01\x04\xb5\x40\x28\x78\xe2\x8d\x85\xad\x4f\x35\xb1\x25"
-    "\x0e\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01"
-    "\x01\x01\x01\x01\x01\x01\xe2\x68\x00\xa0\xa0\x40\x2e\x60\x30\x20"
-    "\x36\x00\x81\x90\x21\x00\x00\x1a\xbc\x1b\x00\xa0\x50\x20\x17\x30"
-    "\x30\x20\x36\x00\x81\x90\x21\x00\x00\x1a\x00\x00\x00\xfc\x00\x48"
-    "\x50\x20\x5a\x52\x33\x30\x77\x0a\x20\x20\x20\x20\x00\x00\x00\xff"
-    "\x00\x43\x4e\x34\x32\x30\x32\x31\x33\x37\x51\x0a\x20\x20\x00\x71";
-
-const unsigned char kInternalDisplay[] =
-    "\x00\xff\xff\xff\xff\xff\xff\x00\x4c\xa3\x42\x31\x00\x00\x00\x00"
-    "\x00\x15\x01\x03\x80\x1a\x10\x78\x0a\xd3\xe5\x95\x5c\x60\x90\x27"
-    "\x19\x50\x54\x00\x00\x00\x01\x01\x01\x01\x01\x01\x01\x01\x01\x01"
-    "\x01\x01\x01\x01\x01\x01\x9e\x1b\x00\xa0\x50\x20\x12\x30\x10\x30"
-    "\x13\x00\x05\xa3\x10\x00\x00\x19\x00\x00\x00\x0f\x00\x00\x00\x00"
-    "\x00\x00\x00\x00\x00\x23\x87\x02\x64\x00\x00\x00\x00\xfe\x00\x53"
-    "\x41\x4d\x53\x55\x4e\x47\x0a\x20\x20\x20\x20\x20\x00\x00\x00\xfe"
-    "\x00\x31\x32\x31\x41\x54\x31\x31\x2d\x38\x30\x31\x0a\x20\x00\x45";
-
-const unsigned char kOverscanDisplay[] =
-    "\x00\xff\xff\xff\xff\xff\xff\x00\x4c\x2d\xfe\x08\x00\x00\x00\x00"
-    "\x29\x15\x01\x03\x80\x10\x09\x78\x0a\xee\x91\xa3\x54\x4c\x99\x26"
-    "\x0f\x50\x54\xbd\xef\x80\x71\x4f\x81\xc0\x81\x00\x81\x80\x95\x00"
-    "\xa9\xc0\xb3\x00\x01\x01\x02\x3a\x80\x18\x71\x38\x2d\x40\x58\x2c"
-    "\x45\x00\xa0\x5a\x00\x00\x00\x1e\x66\x21\x56\xaa\x51\x00\x1e\x30"
-    "\x46\x8f\x33\x00\xa0\x5a\x00\x00\x00\x1e\x00\x00\x00\xfd\x00\x18"
-    "\x4b\x0f\x51\x17\x00\x0a\x20\x20\x20\x20\x20\x20\x00\x00\x00\xfc"
-    "\x00\x53\x41\x4d\x53\x55\x4e\x47\x0a\x20\x20\x20\x20\x20\x01\x1d"
-    "\x02\x03\x1f\xf1\x47\x90\x04\x05\x03\x20\x22\x07\x23\x09\x07\x07"
-    "\x83\x01\x00\x00\xe2\x00\x0f\x67\x03\x0c\x00\x20\x00\xb8\x2d\x01"
-    "\x1d\x80\x18\x71\x1c\x16\x20\x58\x2c\x25\x00\xa0\x5a\x00\x00\x00"
-    "\x9e\x01\x1d\x00\x72\x51\xd0\x1e\x20\x6e\x28\x55\x00\xa0\x5a\x00"
-    "\x00\x00\x1e\x8c\x0a\xd0\x8a\x20\xe0\x2d\x10\x10\x3e\x96\x00\xa0"
-    "\x5a\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
-    "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
-    "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xc6";
-
-// The EDID info misdetecting overscan once. see crbug.com/226318
-const unsigned char kMisdetecedDisplay[] =
-    "\x00\xff\xff\xff\xff\xff\xff\x00\x10\xac\x64\x40\x4c\x30\x30\x32"
-    "\x0c\x15\x01\x03\x80\x40\x28\x78\xea\x8d\x85\xad\x4f\x35\xb1\x25"
-    "\x0e\x50\x54\xa5\x4b\x00\x71\x4f\x81\x00\x81\x80\xd1\x00\xa9\x40"
-    "\x01\x01\x01\x01\x01\x01\x28\x3c\x80\xa0\x70\xb0\x23\x40\x30\x20"
-    "\x36\x00\x81\x91\x21\x00\x00\x1a\x00\x00\x00\xff\x00\x50\x48\x35"
-    "\x4e\x59\x31\x33\x4e\x32\x30\x30\x4c\x0a\x00\x00\x00\xfc\x00\x44"
-    "\x45\x4c\x4c\x20\x55\x33\x30\x31\x31\x0a\x20\x20\x00\x00\x00\xfd"
-    "\x00\x31\x56\x1d\x5e\x12\x00\x0a\x20\x20\x20\x20\x20\x20\x01\x38"
-    "\x02\x03\x29\xf1\x50\x90\x05\x04\x03\x02\x07\x16\x01\x06\x11\x12"
-    "\x15\x13\x14\x1f\x20\x23\x0d\x7f\x07\x83\x0f\x00\x00\x67\x03\x0c"
-    "\x00\x10\x00\x38\x2d\xe3\x05\x03\x01\x02\x3a\x80\x18\x71\x38\x2d"
-    "\x40\x58\x2c\x45\x00\x81\x91\x21\x00\x00\x1e\x01\x1d\x80\x18\x71"
-    "\x1c\x16\x20\x58\x2c\x25\x00\x81\x91\x21\x00\x00\x9e\x01\x1d\x00"
-    "\x72\x51\xd0\x1e\x20\x6e\x28\x55\x00\x81\x91\x21\x00\x00\x1e\x8c"
-    "\x0a\xd0\x8a\x20\xe0\x2d\x10\x10\x3e\x96\x00\x81\x91\x21\x00\x00"
-    "\x18\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x94";
-
-}
-
-TEST(X11UtilTest, ParseEDID) {
-  uint16 manufacturer_id = 0;
-  uint16 product_code = 0;
-  std::string human_readable_name;
-  EXPECT_TRUE(ParseOutputDeviceData(
-      kNormalDisplay, charsize(kNormalDisplay),
-      &manufacturer_id, &product_code, &human_readable_name));
-  EXPECT_EQ(0x22f0u, manufacturer_id);
-  EXPECT_EQ(0x286cu, product_code);
-  EXPECT_EQ("HP ZR30w", human_readable_name);
-
-  manufacturer_id = 0;
-  product_code = 0;
-  human_readable_name.clear();
-  EXPECT_TRUE(ParseOutputDeviceData(
-      kInternalDisplay, charsize(kInternalDisplay),
-      &manufacturer_id, &product_code, NULL));
-  EXPECT_EQ(0x4ca3u, manufacturer_id);
-  EXPECT_EQ(0x3142u, product_code);
-  EXPECT_EQ("", human_readable_name);
-
-  // Internal display doesn't have name.
-  EXPECT_FALSE(ParseOutputDeviceData(
-      kInternalDisplay, charsize(kInternalDisplay),
-      NULL, NULL, &human_readable_name));
-
-  manufacturer_id = 0;
-  product_code = 0;
-  human_readable_name.clear();
-  EXPECT_TRUE(ParseOutputDeviceData(
-      kOverscanDisplay, charsize(kOverscanDisplay),
-      &manufacturer_id, &product_code, &human_readable_name));
-  EXPECT_EQ(0x4c2du, manufacturer_id);
-  EXPECT_EQ(0x08feu, product_code);
-  EXPECT_EQ("SAMSUNG", human_readable_name);
-}
-
-TEST(X11UtilTest, ParseBrokenEDID) {
-  uint16 manufacturer_id = 0;
-  uint16 product_code = 0;
-  std::string human_readable_name;
-
-  // length == 0
-  EXPECT_FALSE(ParseOutputDeviceData(
-      kNormalDisplay, 0,
-      &manufacturer_id, &product_code, &human_readable_name));
-
-  // name is broken. Copying kNormalDisplay and substitute its name data by
-  // some control code.
-  std::string display_data(
-      reinterpret_cast<const char*>(kNormalDisplay), charsize(kNormalDisplay));
-
-  // display's name data is embedded in byte 95-107 in this specific example.
-  // Fix here too when the contents of kNormalDisplay is altered.
-  display_data[97] = '\x1b';
-  EXPECT_FALSE(ParseOutputDeviceData(
-      reinterpret_cast<const unsigned char*>(display_data.data()),
-      display_data.size(),
-      &manufacturer_id, &product_code, &human_readable_name));
-
-  // If |human_readable_name| isn't specified, it skips parsing the name.
-  manufacturer_id = 0;
-  product_code = 0;
-  EXPECT_TRUE(ParseOutputDeviceData(
-      reinterpret_cast<const unsigned char*>(display_data.data()),
-      display_data.size(),
-      &manufacturer_id, &product_code, NULL));
-  EXPECT_EQ(0x22f0u, manufacturer_id);
-  EXPECT_EQ(0x286cu, product_code);
-}
-
-TEST(X11UtilTest, ParseOverscanFlag) {
-  bool flag = false;
-  EXPECT_FALSE(ParseOutputOverscanFlag(
-      kNormalDisplay, charsize(kNormalDisplay), &flag));
-
-  flag = false;
-  EXPECT_FALSE(ParseOutputOverscanFlag(
-      kInternalDisplay, charsize(kInternalDisplay), &flag));
-
-  flag = false;
-  EXPECT_TRUE(ParseOutputOverscanFlag(
-      kOverscanDisplay, charsize(kOverscanDisplay), &flag));
-  EXPECT_TRUE(flag);
-
-  flag = false;
-  EXPECT_FALSE(ParseOutputOverscanFlag(
-      kMisdetecedDisplay, charsize(kMisdetecedDisplay), &flag));
-
-  flag = false;
-  // Copy |kOverscanDisplay| and set flags to false in it. The overscan flags
-  // are embedded at byte 150 in this specific example. Fix here too when the
-  // contents of kOverscanDisplay is altered.
-  std::string display_data(reinterpret_cast<const char*>(kOverscanDisplay),
-                           charsize(kOverscanDisplay));
-  display_data[150] = '\0';
-  EXPECT_TRUE(ParseOutputOverscanFlag(
-      reinterpret_cast<const unsigned char*>(display_data.data()),
-      display_data.size(), &flag));
-  EXPECT_FALSE(flag);
-}
-
-TEST(X11UtilTest, ParseBrokenOverscanData) {
-  // Do not fill valid data here because it anyway fails to parse the data.
-  scoped_ptr<unsigned char[]> data(new unsigned char[126]);
-  bool flag = false;
-  EXPECT_FALSE(ParseOutputOverscanFlag(data.get(), 0, &flag));
-  EXPECT_FALSE(ParseOutputOverscanFlag(data.get(), 126, &flag));
-
-  // extending data because ParseOutputOverscanFlag() will access the data.
-  data.reset(new unsigned char[150]);
-  // The number of CEA extensions is stored at byte 126.
-  data[126] = '\x01';
-  EXPECT_FALSE(ParseOutputOverscanFlag(data.get(), 128, &flag));
-  EXPECT_FALSE(ParseOutputOverscanFlag(data.get(), 150, &flag));
-}
-
-}