1 files changed, 75 insertions, 0 deletions
diff --git a/gfx/sfntly/cpp/src/test/chrome_subsetter.cc b/gfx/sfntly/cpp/src/test/chrome_subsetter.cc
new file mode 100644
index 0000000000..9563ab1576
--- /dev/null
+++ b/gfx/sfntly/cpp/src/test/chrome_subsetter.cc
@@ -0,0 +1,75 @@
+/*
+ * Copyright 2011 Google Inc. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "gtest/gtest.h"
+#include "sample/chromium/font_subsetter.h"
+#include "test/test_data.h"
+#include "test/test_font_utils.h"
+
+namespace {
+  // Use an additional variable to easily change name for testing.
+  const char* kInputFileName = sfntly::SAMPLE_TTF_FILE;
+  const char* kFontName = "Tuffy";
+  const char* kOutputFileName = "tuffy-s.ttf";
+  // The subset we want: Hello, world!
+  // The array is unsorted to verify that the subsetter gets the glyph id
+  // correctly.
+  const unsigned int kGlyphIds[] = { 43, 72, 79, 82, 15, 3, 90, 85, 71, 4 };
+  const unsigned int kGlyphIdsCount = sizeof(kGlyphIds) / sizeof(unsigned int);
+}
+
+// This function is deliberately located at global namespace.
+bool TestChromeSubsetter() {
+  sfntly::ByteVector input_buffer;
+  sfntly::LoadFile(kInputFileName, &input_buffer);
+  EXPECT_GT(input_buffer.size(), (size_t)0);
+
+  unsigned char* output_buffer = NULL;
+  int output_length =
+      SfntlyWrapper::SubsetFont(kFontName,
+                                &(input_buffer[0]),
+                                input_buffer.size(),
+                                kGlyphIds,
+                                kGlyphIdsCount,
+                                &output_buffer);
+
+  EXPECT_GT(output_length, 0);
+
+  if (output_length > 0) {
+    FILE* output_file = NULL;
+#if defined WIN32
+    fopen_s(&output_file, kOutputFileName, "wb");
+#else
+    output_file = fopen(kOutputFileName, "wb");
+#endif
+    EXPECT_TRUE((output_file != NULL));
+    if (output_file) {
+      int byte_count = fwrite(output_buffer, 1, output_length, output_file);
+      EXPECT_EQ(byte_count, output_length);
+      fflush(output_file);
+      fclose(output_file);
+    }
+
+    delete[] output_buffer;
+    return true;
+  }
+
+  return false;
+}
+
+TEST(ChromeSubsetter, All) {
+  EXPECT_TRUE(TestChromeSubsetter());
+}