diff options
| -rw-r--r-- | BUILD.gn | 1 | ||||
| -rw-r--r-- | core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_unittest.cpp | 98 | ||||
| -rw-r--r-- | pdfium.gyp | 7 |
3 files changed, 103 insertions, 3 deletions
@@ -1553,6 +1553,7 @@ static_library("xfa") { test("pdfium_unittests") { sources = [ + "core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_unittest.cpp", "core/src/fxcrt/fx_basic_bstring_unittest.cpp", "core/src/fxcrt/fx_basic_wstring_unittest.cpp", "testing/fx_string_testhelpers.cpp", diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_unittest.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_unittest.cpp new file mode 100644 index 0000000000..18196a19a0 --- /dev/null +++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_unittest.cpp @@ -0,0 +1,98 @@ +// Copyright 2015 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 <cstring> +#include <string> + +#include "../../../../fpdfsdk/include/fpdfview.h" +#include "../../../../testing/fx_string_testhelpers.h" +#include "../../../include/fxcrt/fx_basic.h" +#include "../../../include/fpdfapi/fpdf_parser.h" +#include "testing/gtest/include/gtest/gtest.h" + +// NOTE: python's zlib.compress() and zlib.decompress() may be useful for +// external validation of the FlateEncode/FlateDecode test cases. + +#define TEST_CASE(input_literal, expected_literal) \ + { (const unsigned char*)input_literal, sizeof(input_literal) - 1, \ + (const unsigned char*)expected_literal, sizeof(expected_literal) - 1 } + +TEST(ParserDecode, FlateEncode) { + struct FlateEncodeCase { + const unsigned char* input; + unsigned int input_size; + const unsigned char* expected; + unsigned int expected_size; + } flate_encode_cases[] = { + TEST_CASE("", "\x78\x9c\x03\x00\x00\x00\x00\x01"), + TEST_CASE(" ", "\x78\x9c\x53\x00\x00\x00\x21\x00\x21"), + TEST_CASE("123", "\x78\x9c\x33\x34\x32\x06\x00\01\x2d\x00\x97"), + TEST_CASE("\x00\xff", "\x78\x9c\x63\xf8\x0f\x00\x01\x01\x01\x00"), + TEST_CASE("1 0 0 -1 29 763 cm\n0 0 555 735 re\nW n\nq\n0 0 555 734.394 re\n" + "W n\nq\n0.8009 0 0 0.8009 0 0 cm\n1 1 1 RG 1 1 1 rg\n/G0 gs\n" + "0 0 693 917 re\nf\nQ\nQ\n" + , + "\x78\x9c\x33\x54\x30\x00\x42\x5d\x43\x05\x23\x4b\x05\x73\x33\x63" + "\x85\xe4\x5c\x2e\x90\x80\xa9\xa9\xa9\x82\xb9\xb1\xa9\x42\x51\x2a" + "\x57\xb8\x42\x1e\x57\x21\x92\xa0\x89\x9e\xb1\xa5\x09\x92\x84\x9e" + "\x85\x81\x81\x25\xd8\x14\x24\x26\xd0\x18\x43\x05\x10\x0c\x72\x57" + "\x80\x30\x8a\xd2\xb9\xf4\xdd\x0d\x14\xd2\x8b\xc1\x46\x99\x59\x1a" + "\x2b\x58\x1a\x9a\x83\x8c\x49\xe3\x0a\x04\x42\x00\x37\x4c\x1b\x42" + ), + }; + + FPDF_InitLibrary(); + for (size_t i = 0; i < FX_ArraySize(flate_encode_cases); ++i) { + FlateEncodeCase* ptr = &flate_encode_cases[i]; + unsigned char* result; + unsigned int result_size; + FlateEncode(ptr->input, ptr->input_size, result, result_size); // Leaks. + EXPECT_EQ(std::string((const char*)ptr->expected, ptr->expected_size), + std::string((const char*)result, result_size)) + << " for case " << i; + } + FPDF_DestroyLibrary(); +} + +TEST(ParserDecode, FlateDecode) { + struct FlateDecodeCase { + const unsigned char* input; + unsigned int input_size; + const unsigned char* expected; + unsigned int expected_size; + } flate_decode_cases[] = { + TEST_CASE("", ""), + TEST_CASE("preposterous nonsense", ""), + TEST_CASE("\x78\x9c\x03\x00\x00\x00\x00\x01", ""), + TEST_CASE("\x78\x9c\x53\x00\x00\x00\x21\x00\x21", " "), + TEST_CASE("\x78\x9c\x33\x34\x32\x06\x00\01\x2d\x00\x97", "123"), + TEST_CASE("\x78\x9c\x63\xf8\x0f\x00\x01\x01\x01\x00", "\x00\xff"), + TEST_CASE("\x78\x9c\x33\x54\x30\x00\x42\x5d\x43\x05\x23\x4b\x05\x73\x33\x63" + "\x85\xe4\x5c\x2e\x90\x80\xa9\xa9\xa9\x82\xb9\xb1\xa9\x42\x51\x2a" + "\x57\xb8\x42\x1e\x57\x21\x92\xa0\x89\x9e\xb1\xa5\x09\x92\x84\x9e" + "\x85\x81\x81\x25\xd8\x14\x24\x26\xd0\x18\x43\x05\x10\x0c\x72\x57" + "\x80\x30\x8a\xd2\xb9\xf4\xdd\x0d\x14\xd2\x8b\xc1\x46\x99\x59\x1a" + "\x2b\x58\x1a\x9a\x83\x8c\x49\xe3\x0a\x04\x42\x00\x37\x4c\x1b\x42" + , + "1 0 0 -1 29 763 cm\n0 0 555 735 re\nW n\nq\n0 0 555 734.394 re\n" + "W n\nq\n0.8009 0 0 0.8009 0 0 cm\n1 1 1 RG 1 1 1 rg\n/G0 gs\n" + "0 0 693 917 re\nf\nQ\nQ\n" + ), + }; + + FPDF_InitLibrary(); + for (size_t i = 0; i < FX_ArraySize(flate_decode_cases); ++i) { + FlateDecodeCase* ptr = &flate_decode_cases[i]; + unsigned char* result; + unsigned int result_size; + FlateDecode(ptr->input, ptr->input_size, result, result_size); // Leaks. + EXPECT_EQ(std::string((const char*)ptr->expected, ptr->expected_size), + std::string((const char*)result, result_size)) + << " for case " << i; + } + FPDF_DestroyLibrary(); +} + + +#undef TEST_CASE diff --git a/pdfium.gyp b/pdfium.gyp index d9c8ac255a..664f12540b 100644 --- a/pdfium.gyp +++ b/pdfium.gyp @@ -7,7 +7,7 @@ }, { # On Android there's no system FreeType. On Windows and Mac, only a # few methods are used from it. 'bundle_freetype%': 1, - }], + }], ], }, 'target_defaults': { @@ -920,10 +920,11 @@ '<(DEPTH)' ], 'sources': [ - 'testing/fx_string_testhelpers.h', - 'testing/fx_string_testhelpers.cpp', + 'core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_unittest.cpp', 'core/src/fxcrt/fx_basic_bstring_unittest.cpp', 'core/src/fxcrt/fx_basic_wstring_unittest.cpp', + 'testing/fx_string_testhelpers.h', + 'testing/fx_string_testhelpers.cpp', 'xfa/src/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp', ], }, |