linux_aura: Implement most of DesktopScreenX11.

base/x11/edid_parser_x11_unittest.cc

 // Copyright (c) 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 "chromeos/display/output_util.h"
+#include "base/x11/edid_parser_x11.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #include <X11/extensions/Xrandr.h>
 
-namespace chromeos {
+namespace base {
 
 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"
@@ skipping 26 matching lines @@
     "\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";
-
-}
-
 const unsigned char kLP2565A[] =
     "\x00\xFF\xFF\xFF\xFF\xFF\xFF\x00\x22\xF0\x76\x26\x01\x01\x01\x01"
     "\x02\x12\x01\x03\x80\x34\x21\x78\xEE\xEF\x95\xA3\x54\x4C\x9B\x26"
     "\x0F\x50\x54\xA5\x6B\x80\x81\x40\x81\x80\x81\x99\x71\x00\xA9\x00"
     "\xA9\x40\xB3\x00\xD1\x00\x28\x3C\x80\xA0\x70\xB0\x23\x40\x30\x20"
     "\x36\x00\x07\x44\x21\x00\x00\x1A\x00\x00\x00\xFD\x00\x30\x55\x1E"
     "\x5E\x11\x00\x0A\x20\x20\x20\x20\x20\x20\x00\x00\x00\xFC\x00\x48"
     "\x50\x20\x4C\x50\x32\x34\x36\x35\x0A\x20\x20\x20\x00\x00\x00\xFF"
     "\x00\x43\x4E\x4B\x38\x30\x32\x30\x34\x48\x4D\x0A\x20\x20\x00\xA4";
 
 const unsigned char kLP2565B[] =
     "\x00\xFF\xFF\xFF\xFF\xFF\xFF\x00\x22\xF0\x75\x26\x01\x01\x01\x01"
     "\x02\x12\x01\x03\x6E\x34\x21\x78\xEE\xEF\x95\xA3\x54\x4C\x9B\x26"
     "\x0F\x50\x54\xA5\x6B\x80\x81\x40\x71\x00\xA9\x00\xA9\x40\xA9\x4F"
     "\xB3\x00\xD1\xC0\xD1\x00\x28\x3C\x80\xA0\x70\xB0\x23\x40\x30\x20"
     "\x36\x00\x07\x44\x21\x00\x00\x1A\x00\x00\x00\xFD\x00\x30\x55\x1E"
     "\x5E\x15\x00\x0A\x20\x20\x20\x20\x20\x20\x00\x00\x00\xFC\x00\x48"
     "\x50\x20\x4C\x50\x32\x34\x36\x35\x0A\x20\x20\x20\x00\x00\x00\xFF"
     "\x00\x43\x4E\x4B\x38\x30\x32\x30\x34\x48\x4D\x0A\x20\x20\x00\x45";
 
-TEST(OutputUtilTest, ParseEDID) {
+}  // namespace
+
+TEST(EdidParserX11Test, ParseEDID) {
   uint16 manufacturer_id = 0;
   std::string human_readable_name;
   EXPECT_TRUE(ParseOutputDeviceData(
       kNormalDisplay, charsize(kNormalDisplay),
       &manufacturer_id, &human_readable_name));
   EXPECT_EQ(0x22f0u, manufacturer_id);
   EXPECT_EQ("HP ZR30w", human_readable_name);
 
   manufacturer_id = 0;
   human_readable_name.clear();
@@ skipping 11 matching lines @@
 
   manufacturer_id = 0;
   human_readable_name.clear();
   EXPECT_TRUE(ParseOutputDeviceData(
       kOverscanDisplay, charsize(kOverscanDisplay),
       &manufacturer_id, &human_readable_name));
   EXPECT_EQ(0x4c2du, manufacturer_id);
   EXPECT_EQ("SAMSUNG", human_readable_name);
 }
 
-TEST(OutputUtilTest, ParseBrokenEDID) {
+TEST(EdidParserX11Test, ParseBrokenEDID) {
   uint16 manufacturer_id = 0;
   std::string human_readable_name;
 
   // length == 0
   EXPECT_FALSE(ParseOutputDeviceData(
       kNormalDisplay, 0,
       &manufacturer_id, &human_readable_name));
 
   // name is broken. Copying kNormalDisplay and substitute its name data by
   // some control code.
@@ skipping 10 matching lines @@
 
   // If |human_readable_name| isn't specified, it skips parsing the name.
   manufacturer_id = 0;
   EXPECT_TRUE(ParseOutputDeviceData(
       reinterpret_cast<const unsigned char*>(display_data.data()),
       display_data.size(),
       &manufacturer_id, NULL));
   EXPECT_EQ(0x22f0u, manufacturer_id);
 }
 
-TEST(OutputUtilTest, 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(OutputUtilTest, 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));
-}
-
-TEST(OutputUtilTest, IsInternalOutputName) {
-  EXPECT_TRUE(IsInternalOutputName("LVDS"));
-  EXPECT_TRUE(IsInternalOutputName("eDP"));
-  EXPECT_TRUE(IsInternalOutputName("DSI"));
-  EXPECT_TRUE(IsInternalOutputName("LVDSxx"));
-  EXPECT_TRUE(IsInternalOutputName("eDPzz"));
-  EXPECT_TRUE(IsInternalOutputName("DSIyy"));
-
-  EXPECT_FALSE(IsInternalOutputName("xyz"));
-  EXPECT_FALSE(IsInternalOutputName("abcLVDS"));
-  EXPECT_FALSE(IsInternalOutputName("cdeeDP"));
-  EXPECT_FALSE(IsInternalOutputName("abcDSI"));
-  EXPECT_FALSE(IsInternalOutputName("LVD"));
-  EXPECT_FALSE(IsInternalOutputName("eD"));
-  EXPECT_FALSE(IsInternalOutputName("DS"));
-}
-
-TEST(OutputUtilTest, GetDisplayId) {
+TEST(EdidParserX11Test, GetDisplayId) {
   // EDID of kLP2565A and B are slightly different but actually the same device.
   int64 id1 = -1;
   int64 id2 = -1;
   EXPECT_TRUE(GetDisplayIdFromEDID(kLP2565A, charsize(kLP2565A), 0, &id1));
   EXPECT_TRUE(GetDisplayIdFromEDID(kLP2565B, charsize(kLP2565B), 0, &id2));
   EXPECT_EQ(id1, id2);
   EXPECT_NE(-1, id1);
 }
 
-TEST(OutputUtilTest, GetDisplayIdFromInternal) {
+TEST(EdidParserX11Test, GetDisplayIdFromInternal) {
   int64 id = -1;
   EXPECT_TRUE(GetDisplayIdFromEDID(
       kInternalDisplay, charsize(kInternalDisplay), 0, &id));
   EXPECT_NE(-1, id);
 }
 
-TEST(OutputUtilTest, GetDisplayIdFailure) {
+TEST(EdidParserX11Test, GetDisplayIdFailure) {
   int64 id = -1;
   EXPECT_FALSE(GetDisplayIdFromEDID(NULL, 0, 0, &id));
   EXPECT_EQ(-1, id);
 }
 
-}   // namespace chromeos
+}   // namespace base