linux: Add tests for FontRenderParams on Linux.

content/shell/app/webkit_test_platform_support_linux.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 "content/shell/app/webkit_test_platform_support.h"
 
-#include <fontconfig/fontconfig.h>
-#include <unistd.h>
-
-#include <iostream>
-
-#include "base/files/file_path.h"
+#include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/path_service.h"
+#include "ui/gfx/test/fontconfig_util_linux.h"
 
 namespace content {
 
 namespace {
 
-bool CheckAndLoadFontFile(
-    FcConfig* fontcfg, const char* path1, const char* path2) {
-  const char* font = path1;
-  if (access(font, R_OK) < 0) {
-    font = path2;
-    if (access(font, R_OK) < 0) {
-      LOG(WARNING) << "You are missing " << path1 << " or " << path2 << ". "
-                   << "Without this, some layout tests may fail. See "
-                   << "http://code.google.com/p/chromium/wiki/LayoutTestsLinux "
-                   << "for more.\n";
-      return false;
-    }
-  }
-  if (!FcConfigAppFontAddFile(
-          fontcfg, reinterpret_cast<const FcChar8*>(font))) {
-    LOG(ERROR) << "Failed to load font " << font << "\n";
-    return false;
-  }
-  return true;
-}
-
-static bool LoadFontResources(const base::FilePath& base_path,
-                              FcConfig* font_config) {
-  const char* const own_fonts[] = {"AHEM____.TTF", "GardinerModBug.ttf",
-                                   "GardinerModCat.ttf"};
-
-  for (size_t i = 0; i < arraysize(own_fonts); ++i) {
-    base::FilePath font_path = base_path.Append(own_fonts[i]);
-    if (access(font_path.value().c_str(), R_OK) < 0 ||
-        !FcConfigAppFontAddFile(
-            font_config,
-            reinterpret_cast<const FcChar8*>(font_path.value().c_str()))) {
-      LOG(ERROR) << "Failed to load test font resource "
-                 << font_path.value().c_str() << ".\n";
-      return false;
-    }
-  }
-  return true;
-}
-
-const char* const kFonts[] = {
-    "/usr/share/fonts/truetype/kochi/kochi-gothic.ttf",
-    "/usr/share/fonts/truetype/kochi/kochi-mincho.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Arial.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Arial_Bold.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Arial_Bold_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Arial_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Comic_Sans_MS.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Comic_Sans_MS_Bold.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Courier_New.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Courier_New_Bold.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Courier_New_Bold_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Courier_New_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Georgia.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Georgia_Bold.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Georgia_Bold_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Georgia_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Impact.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Trebuchet_MS.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Trebuchet_MS_Bold.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Trebuchet_MS_Bold_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Trebuchet_MS_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Times_New_Roman.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Times_New_Roman_Bold.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Times_New_Roman_Bold_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Times_New_Roman_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Verdana.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Verdana_Bold.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Verdana_Bold_Italic.ttf",
-    "/usr/share/fonts/truetype/msttcorefonts/Verdana_Italic.ttf",
-    // The DejaVuSans font is used by the css2.1 tests.
-    "/usr/share/fonts/truetype/ttf-dejavu/DejaVuSans.ttf",
-    "/usr/share/fonts/truetype/ttf-indic-fonts-core/lohit_hi.ttf",
-    "/usr/share/fonts/truetype/ttf-indic-fonts-core/lohit_ta.ttf",
-    "/usr/share/fonts/truetype/ttf-indic-fonts-core/MuktiNarrow.ttf",
+const char* const kLocalFonts[] = {
+  "AHEM____.TTF",
+  "GardinerModBug.ttf",
+  "GardinerModCat.ttf",
 };
 
-bool SetupFontConfig() {
-  FcInit();
-
-  base::FilePath base_path;
-  PathService::Get(base::DIR_MODULE, &base_path);
-  base::FilePath fonts_conf = base_path.Append(FILE_PATH_LITERAL("fonts.conf"));
-
-  FcConfig* font_config = FcConfigCreate();
-  if (!FcConfigParseAndLoad(
-          font_config,
-          reinterpret_cast<const FcChar8*>(fonts_conf.value().c_str()),
-          true)) {
-    LOG(ERROR) << "Failed to parse fontconfig config file\n";
-    return false;
-  }
-
-  for (size_t i = 0; i < arraysize(kFonts); ++i) {
-    if (access(kFonts[i], R_OK) < 0) {
-      LOG(ERROR) << "You are missing " << kFonts[i] << ". Try re-running "
-                 << "build/install-build-deps.sh. Also see "
-                 << "http://code.google.com/p/chromium/wiki/LayoutTestsLinux";
-      return false;
-    }
-    if (!FcConfigAppFontAddFile(
-            font_config, reinterpret_cast<const FcChar8*>(kFonts[i]))) {
-      LOG(ERROR) << "Failed to load font " << kFonts[i] << "\n";
-      return false;
-    }
-  }
-
-  if (!CheckAndLoadFontFile(
-          font_config,
-          "/usr/share/fonts/truetype/thai/Garuda.ttf",
-          "/usr/share/fonts/truetype/tlwg/Garuda.ttf")) {
-    return false;
-  }
-
-  // We special case these fonts because they're only needed in a few layout
-  // tests.
-  CheckAndLoadFontFile(
-      font_config,
-      "/usr/share/fonts/truetype/ttf-indic-fonts-core/lohit_pa.ttf",
-      "/usr/share/fonts/truetype/ttf-punjabi-fonts/lohit_pa.ttf");
-
-  if (!LoadFontResources(base_path, font_config))
-    return false;
-
-  if (!FcConfigSetCurrent(font_config)) {
-    LOG(ERROR) << "Failed to set the default font configuration\n";
-    return false;
-  }
-
-  return true;
-}
-
 }  // namespace
 
 bool CheckLayoutSystemDeps() {
   return true;
 }
 
 bool WebKitTestPlatformInitialize() {
-  return SetupFontConfig();
+  gfx::SetUpFontconfig();
+
+  base::FilePath base_path;
+  PathService::Get(base::DIR_MODULE, &base_path);
+  if (!gfx::LoadConfigFileIntoFontconfig(
+          base_path.Append(FILE_PATH_LITERAL("fonts.conf"))))
+    return false;
+
+  for (size_t i = 0; i < gfx::kNumSystemFontsForFontconfig; ++i) {
+    if (!gfx::LoadFontIntoFontconfig(
+            base::FilePath(gfx::kSystemFontsForFontconfig[i]))) {
+      return false;
+    }
+  }
+  for (size_t i = 0; i < arraysize(kLocalFonts); ++i) {
+    if (!gfx::LoadFontIntoFontconfig(base_path.Append(kLocalFonts[i])))
+      return false;
+  }
+
+  base::FilePath garuda_path("/usr/share/fonts/truetype/thai/Garuda.ttf");
+  if (!base::PathExists(garuda_path))
+    garuda_path = base::FilePath("/usr/share/fonts/truetype/tlwg/Garuda.ttf");
+  if (!gfx::LoadFontIntoFontconfig(garuda_path))
+    return false;
+
+  // We special case these fonts because they're only needed in a few layout
+  // tests.
+  base::FilePath lohit_path(
+      "/usr/share/fonts/truetype/ttf-indic-fonts-core/lohit_pa.ttf");
+  if (!base::PathExists(lohit_path)) {
+    lohit_path = base::FilePath(
+        "/usr/share/fonts/truetype/ttf-punjabi-fonts/lohit_pa.ttf");
+  }
+  gfx::LoadFontIntoFontconfig(lohit_path);
+
+  return true;
 }
 
 }  // namespace content