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// 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 "core/fpdfapi/parser/cpdf_simple_parser.h"
#include <string>
#include "core/fpdfapi/parser/fpdf_parser_utility.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/test_support.h"
#include "third_party/base/span.h"
TEST(SimpleParserTest, GetWord) {
static const pdfium::StrFuncTestData test_data[] = {
// Empty src string.
STR_IN_OUT_CASE("", ""),
// Content with whitespaces only.
STR_IN_OUT_CASE(" \t \0 \n", ""),
// Content with comments only.
STR_IN_OUT_CASE("%this is a test case\r\n%2nd line", ""),
// Mixed whitespaces and comments.
STR_IN_OUT_CASE(" \t \0%try()%haha\n %another line \aa", ""),
// Name.
STR_IN_OUT_CASE(" /Tester ", "/Tester"),
// String.
STR_IN_OUT_CASE("\t(nice day)!\n ", "(nice day)"),
// String with nested braces.
STR_IN_OUT_CASE("\t(It is a (long) day)!\n ", "(It is a (long) day)"),
// String with escaped chars.
STR_IN_OUT_CASE("\t(It is a \\(long\\) day!)hi\n ",
"(It is a \\(long\\) day!)"),
// Hex string.
STR_IN_OUT_CASE(" \n<4545acdfedertt>abc ", "<4545acdfedertt>"),
STR_IN_OUT_CASE(" \n<4545a<ed>ertt>abc ", "<4545a<ed>"),
// Dictionary.
STR_IN_OUT_CASE("<</oc 234 /color 2 3 R>>", "<<"),
STR_IN_OUT_CASE("\t\t<< /abc>>", "<<"),
// Handling ending delimiters.
STR_IN_OUT_CASE("> little bear", ">"),
STR_IN_OUT_CASE(") another bear", ")"), STR_IN_OUT_CASE(">> end ", ">>"),
// No ending delimiters.
STR_IN_OUT_CASE("(sdfgfgbcv", "(sdfgfgbcv"),
// Regular cases.
STR_IN_OUT_CASE("apple pear", "apple"),
STR_IN_OUT_CASE(" pi=3.1415 ", "pi=3.1415"),
STR_IN_OUT_CASE(" p t x c ", "p"), STR_IN_OUT_CASE(" pt\0xc ", "pt"),
STR_IN_OUT_CASE(" $^&&*\t\0sdff ", "$^&&*"),
STR_IN_OUT_CASE("\n\r+3.5656 -11.0", "+3.5656"),
};
for (size_t i = 0; i < FX_ArraySize(test_data); ++i) {
const pdfium::StrFuncTestData& data = test_data[i];
CPDF_SimpleParser parser(pdfium::make_span(data.input, data.input_size));
ByteStringView word = parser.GetWord();
EXPECT_EQ(data.expected_size, word.GetLength()) << " for case " << i;
if (data.expected_size != word.GetLength())
continue;
EXPECT_EQ(
0, memcmp(data.expected, word.unterminated_c_str(), data.expected_size))
<< " for case " << i;
}
}
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