| /* |
| * 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()); |
| } |