| // Copyright 2018 PDFium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "xfa/fgas/layout/cfx_txtbreak.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "core/fxge/cfx_font.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "testing/test_support.h" |
| #include "third_party/base/ptr_util.h" |
| #include "xfa/fgas/font/cfgas_fontmgr.h" |
| #include "xfa/fgas/font/cfgas_gefont.h" |
| #include "xfa/fgas/layout/cfx_char.h" |
| |
| class CFX_TxtBreakTest : public testing::Test { |
| public: |
| void SetUp() override { |
| font_ = |
| CFGAS_GEFont::LoadFont(L"Arial Black", 0, 0, GetGlobalFontManager()); |
| ASSERT_TRUE(font_.Get()); |
| } |
| |
| std::unique_ptr<CFX_TxtBreak> CreateBreak() { |
| auto b = pdfium::MakeUnique<CFX_TxtBreak>(); |
| b->SetFont(font_); |
| return b; |
| } |
| |
| private: |
| RetainPtr<CFGAS_GEFont> font_; |
| }; |
| |
| TEST_F(CFX_TxtBreakTest, BidiLine) { |
| auto txt_break = CreateBreak(); |
| txt_break->SetLineBreakTolerance(1); |
| txt_break->SetFontSize(12); |
| |
| WideString input = WideString::FromUTF8(ByteStringView("\xa\x0\xa\xa", 4)); |
| for (auto& ch : input) |
| txt_break->AppendChar(ch); |
| |
| auto chars = txt_break->GetCurrentLineForTesting()->m_LineChars; |
| CFX_Char::BidiLine(&chars, chars.size()); |
| EXPECT_EQ(3u, chars.size()); |
| } |