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Diffstat (limited to 'core/fxcrt/fx_basic_util_unittest.cpp')
-rw-r--r-- | core/fxcrt/fx_basic_util_unittest.cpp | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/core/fxcrt/fx_basic_util_unittest.cpp b/core/fxcrt/fx_basic_util_unittest.cpp deleted file mode 100644 index 9a130bece4..0000000000 --- a/core/fxcrt/fx_basic_util_unittest.cpp +++ /dev/null @@ -1,76 +0,0 @@ -// Copyright 2016 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 <limits> - -#include "core/fxcrt/fx_extension.h" -#include "testing/gtest/include/gtest/gtest.h" - -namespace { - -uint32_t ReferenceGetBits32(const uint8_t* pData, int bitpos, int nbits) { - int result = 0; - for (int i = 0; i < nbits; i++) { - if (pData[(bitpos + i) / 8] & (1 << (7 - (bitpos + i) % 8))) - result |= 1 << (nbits - i - 1); - } - return result; -} - -} // namespace - -TEST(fxge, GetBits32) { - unsigned char data[] = {0xDE, 0x3F, 0xB1, 0x7C, 0x12, 0x9A, 0x04, 0x56}; - for (int nbits = 1; nbits <= 32; ++nbits) { - for (int bitpos = 0; bitpos < (int)sizeof(data) * 8 - nbits; ++bitpos) { - EXPECT_EQ(ReferenceGetBits32(data, bitpos, nbits), - GetBits32(data, bitpos, nbits)); - } - } -} - -TEST(fxcrt, FX_atonum) { - int i; - EXPECT_TRUE(FX_atonum("10", &i)); - EXPECT_EQ(10, i); - - EXPECT_TRUE(FX_atonum("-10", &i)); - EXPECT_EQ(-10, i); - - EXPECT_TRUE(FX_atonum("+10", &i)); - EXPECT_EQ(10, i); - - EXPECT_TRUE(FX_atonum("-2147483648", &i)); - EXPECT_EQ(std::numeric_limits<int>::min(), i); - - EXPECT_TRUE(FX_atonum("2147483647", &i)); - EXPECT_EQ(2147483647, i); - - // Value overflows. - EXPECT_TRUE(FX_atonum("-2147483649", &i)); - EXPECT_EQ(0, i); - - // Value overflows. - EXPECT_TRUE(FX_atonum("+2147483648", &i)); - EXPECT_EQ(0, i); - - // Value overflows. - EXPECT_TRUE(FX_atonum("4223423494965252", &i)); - EXPECT_EQ(0, i); - - // No explicit sign will allow the number to go negative. This is for things - // like the encryption Permissions flag (Table 3.20 PDF 1.7 spec) - EXPECT_TRUE(FX_atonum("4294965252", &i)); - EXPECT_EQ(-2044, i); - - EXPECT_TRUE(FX_atonum("-4294965252", &i)); - EXPECT_EQ(0, i); - - EXPECT_TRUE(FX_atonum("+4294965252", &i)); - EXPECT_EQ(0, i); - - float f; - EXPECT_FALSE(FX_atonum("3.24", &f)); - EXPECT_FLOAT_EQ(3.24f, f); -} |