1 /* 2 * Copyright 2011 Google Inc. All Rights Reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "gtest/gtest.h" 18 #include "sfntly/font.h" 19 #include "sfntly/table/truetype/glyph_table.h" 20 #include "test/serialization_test.h" 21 22 namespace sfntly { 23 24 // We spot check only glyph id 33. 25 const int32_t GLYPH33_OFFSET = 0xAC8; 26 const int32_t GLYPH33_LENGTH = 40; 27 const int32_t GLYPH33_XMIN = 92; 28 const int32_t GLYPH33_YMIN = 20; 29 const int32_t GLYPH33_XMAX = 797; 30 const int32_t GLYPH33_YMAX = 1235; 31 32 // TODO(arthurhsu): Tuffy does not have composite glyphs. Need better testing. 33 static bool VerifyGLYF(Table* table) { 34 GlyphTablePtr glyf_table = down_cast<GlyphTable*>(table); 35 if (glyf_table == NULL) { 36 return false; 37 } 38 39 GlyphPtr glyf; 40 glyf.Attach(glyf_table->GetGlyph(GLYPH33_OFFSET, GLYPH33_LENGTH)); 41 if (glyf == NULL) { 42 return false; 43 } 44 45 EXPECT_EQ(glyf->XMin(), GLYPH33_XMIN); 46 EXPECT_EQ(glyf->YMin(), GLYPH33_YMIN); 47 EXPECT_EQ(glyf->XMax(), GLYPH33_XMAX); 48 EXPECT_EQ(glyf->YMax(), GLYPH33_YMAX); 49 50 return true; 51 } 52 53 bool VerifyGLYF(Table* original, Table* target) { 54 EXPECT_TRUE(VerifyGLYF(original)); 55 EXPECT_TRUE(VerifyGLYF(target)); 56 return true; 57 } 58 59 } // namespace sfntly 60