temporary flag

Author: LongCatIsLooong

runtime/test_font_data.cc

@@ -1621,23 +1621,36 @@ namespace flutter {
 std::vector<sk_sp<SkTypeface>> GetTestFontData() {
   std::vector<sk_sp<SkTypeface>> typefaces;
 #if EMBED_TEST_FONT_DATA
-  typefaces.push_back(SkTypeface::MakeFromStream(
-      SkMemoryStream::MakeDirect(kFlutterTestFont, kFlutterTestFontLength)));
-  typefaces.push_back(SkTypeface::MakeFromStream(
-      SkMemoryStream::MakeDirect(kAhemFont, kAhemFontLength)));
+  const bool defaultsToAhem =
+      std::getenv("FLUTTER_ROOT") && !std::getenv("USE_FLUTTER_TEST_FONT");
+  if (defaultsToAhem) {
+    typefaces.push_back(SkTypeface::MakeFromStream(
+        SkMemoryStream::MakeDirect(kAhemFont, kAhemFontLength)));
+    typefaces.push_back(SkTypeface::MakeFromStream(
+        SkMemoryStream::MakeDirect(kFlutterTestFont, kFlutterTestFontLength)));
+  } else {
+    typefaces.push_back(SkTypeface::MakeFromStream(
+        SkMemoryStream::MakeDirect(kFlutterTestFont, kFlutterTestFontLength)));
+    typefaces.push_back(SkTypeface::MakeFromStream(
+        SkMemoryStream::MakeDirect(kAhemFont, kAhemFontLength)));
+  }
   typefaces.push_back(SkTypeface::MakeFromStream(
       SkMemoryStream::MakeDirect(kCoughFont, kCoughFontLength)));
 #endif  // EMBED_TEST_FONT_DATA
   return typefaces;
 }
 
 std::vector<std::string> GetTestFontFamilyNames() {
-#if EMBED_TEST_FONT_DATA
-  std::vector<std::string> names = {"FlutterTest", "Ahem", "Cough"};
-#else   // EMBED_TEST_FONT_DATA
   std::vector<std::string> names;
+#if EMBED_TEST_FONT_DATA
+  const bool defaultsToAhem =
+      std::getenv("FLUTTER_ROOT") && !std::getenv("USE_FLUTTER_TEST_FONT");
+  if (defaultsToAhem) {
+    names = {"Ahem", "FlutterTest", "Cough"};
+  } else {
+    names = {"FlutterTest", "Ahem", "Cough"};
+  }
 #endif  // EMBED_TEST_FONT_DATA
   return names;
 }
-
 }  // namespace flutter