| // Copyright 2023 The PDFium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "core/fpdfapi/font/cpdf_simplefont.h" |
| |
| #include <stdint.h> |
| |
| #include <utility> |
| |
| #include "core/fpdfapi/page/test_with_page_module.h" |
| #include "core/fpdfapi/parser/cpdf_dictionary.h" |
| #include "core/fpdfapi/parser/cpdf_name.h" |
| #include "core/fpdfapi/parser/cpdf_reference.h" |
| #include "core/fpdfapi/parser/cpdf_stream.h" |
| #include "core/fpdfapi/parser/cpdf_test_document.h" |
| #include "core/fxcrt/retain_ptr.h" |
| #include "core/fxge/fontdata/chromefontdata/chromefontdata.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace { |
| |
| using CPDFSimpleFontTest = TestWithPageModule; |
| |
| class TestSimpleFont : public CPDF_SimpleFont { |
| public: |
| TestSimpleFont(CPDF_Document* doc, RetainPtr<CPDF_Dictionary> font_dict) |
| : CPDF_SimpleFont(doc, std::move(font_dict)) {} |
| ~TestSimpleFont() override = default; |
| |
| // CPDF_SimpleFont: |
| bool Load() override { return LoadCommon(); } |
| void LoadGlyphMap() override {} |
| }; |
| |
| } // namespace |
| |
| TEST_F(CPDFSimpleFontTest, BaseFontNameWithSubsetting) { |
| CPDF_TestDocument doc; |
| |
| // The code being exercised requires valid font data. |
| auto font_file_stream = doc.NewIndirect<CPDF_Stream>( |
| DataVector<uint8_t>(std::begin(kFoxitFixedFontData), |
| std::end(kFoxitFixedFontData)), |
| pdfium::MakeRetain<CPDF_Dictionary>()); |
| ASSERT_TRUE(font_file_stream); |
| const uint32_t stream_object_number = font_file_stream->GetObjNum(); |
| ASSERT_GT(stream_object_number, 0u); |
| |
| auto font_descriptor_dict = pdfium::MakeRetain<CPDF_Dictionary>(); |
| font_descriptor_dict->SetFor("FontFile", pdfium::MakeRetain<CPDF_Reference>( |
| &doc, stream_object_number)); |
| |
| auto font_dict = pdfium::MakeRetain<CPDF_Dictionary>(); |
| font_dict->SetNewFor<CPDF_Name>("BaseFont", "CHEESE+Swiss"); |
| font_dict->SetFor("FontDescriptor", std::move(font_descriptor_dict)); |
| |
| auto font = pdfium::MakeRetain<TestSimpleFont>(&doc, std::move(font_dict)); |
| ASSERT_TRUE(font->Load()); |
| EXPECT_EQ("Swiss", font->GetBaseFontName()); |
| } |