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/*
* 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 "sfntly/font.h"
#include "sfntly/font_factory.h"
#include "sfntly/table/core/font_header_table.h"
#include "sfntly/tag.h"
#include "sfntly/data/memory_byte_array.h"
#include "sfntly/port/endian.h"
#include "sfntly/port/file_input_stream.h"
#include "sfntly/port/memory_output_stream.h"
#include "test/test_data.h"
#include "test/test_font_utils.h"
namespace sfntly {
bool TestOTFBasicEditing() {
FontFactoryPtr factory;
factory.Attach(FontFactory::GetInstance());
FontBuilderArray font_builder_array;
BuilderForFontFile(SAMPLE_TTF_FILE, factory, &font_builder_array);
FontBuilderPtr font_builder = font_builder_array[0];
// ensure the builder is not bogus
EXPECT_TRUE(font_builder != NULL);
TableBuilderMap* builder_map = font_builder->table_builders();
EXPECT_TRUE(builder_map != NULL);
for (TableBuilderMap::iterator i = builder_map->begin(),
e = builder_map->end(); i != e; ++i) {
EXPECT_TRUE(i->second != NULL);
if (i->second == NULL) {
char tag[5] = {0};
int32_t value = ToBE32(i->first);
memcpy(tag, &value, 4);
fprintf(stderr, "tag %s does not have valid builder\n", tag);
}
}
IntegerSet builder_tags;
font_builder->TableBuilderTags(&builder_tags);
FontHeaderTableBuilderPtr header_builder =
down_cast<FontHeaderTable::Builder*>(
font_builder->GetTableBuilder(Tag::head));
int64_t mod_date = header_builder->Modified();
header_builder->SetModified(mod_date + 1);
FontPtr font;
font.Attach(font_builder->Build());
// ensure every table had a builder
TableMap* table_map = font->Tables();
for (TableMap::iterator i = table_map->begin(), e = table_map->end();
i != e; ++i) {
TablePtr table = (*i).second;
TableHeaderPtr header = table->header();
EXPECT_TRUE(builder_tags.find(header->tag()) != builder_tags.end());
builder_tags.erase(header->tag());
}
EXPECT_TRUE(builder_tags.empty());
FontHeaderTablePtr header =
down_cast<FontHeaderTable*>(font->GetTable(Tag::head));
int64_t after_mod_date = header->Modified();
EXPECT_EQ(mod_date + 1, after_mod_date);
// Checksum correctness of builder.
TablePtr post = font->GetTable(Tag::post);
EXPECT_EQ(post->CalculatedChecksum(), TTF_CHECKSUM[SAMPLE_TTF_POST]);
return true;
}
} // namespace sfntly
TEST(OTFBasicEditing, All) {
ASSERT_TRUE(sfntly::TestOTFBasicEditing());
}
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