diff options
Diffstat (limited to 'third_party/abseil_cpp/absl/strings/internal/numbers_test_common.h')
| -rw-r--r-- | third_party/abseil_cpp/absl/strings/internal/numbers_test_common.h | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/third_party/abseil_cpp/absl/strings/internal/numbers_test_common.h b/third_party/abseil_cpp/absl/strings/internal/numbers_test_common.h deleted file mode 100644 index eaa88a8897..0000000000 --- a/third_party/abseil_cpp/absl/strings/internal/numbers_test_common.h +++ /dev/null @@ -1,184 +0,0 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// -// This file contains common things needed by numbers_test.cc, -// numbers_legacy_test.cc and numbers_benchmark.cc. - -#ifndef ABSL_STRINGS_INTERNAL_NUMBERS_TEST_COMMON_H_ -#define ABSL_STRINGS_INTERNAL_NUMBERS_TEST_COMMON_H_ - -#include <array> -#include <cstdint> -#include <limits> -#include <string> - -#include "absl/base/config.h" - -namespace absl { -ABSL_NAMESPACE_BEGIN -namespace strings_internal { - -template <typename IntType> -inline bool Itoa(IntType value, int base, std::string* destination) { - destination->clear(); - if (base <= 1 || base > 36) { - return false; - } - - if (value == 0) { - destination->push_back('0'); - return true; - } - - bool negative = value < 0; - while (value != 0) { - const IntType next_value = value / base; - // Can't use std::abs here because of problems when IntType is unsigned. - int remainder = - static_cast<int>(value > next_value * base ? value - next_value * base - : next_value * base - value); - char c = remainder < 10 ? '0' + remainder : 'A' + remainder - 10; - destination->insert(0, 1, c); - value = next_value; - } - - if (negative) { - destination->insert(0, 1, '-'); - } - return true; -} - -struct uint32_test_case { - const char* str; - bool expect_ok; - int base; // base to pass to the conversion function - uint32_t expected; -}; - -inline const std::array<uint32_test_case, 27>& strtouint32_test_cases() { - static const std::array<uint32_test_case, 27> test_cases{{ - {"0xffffffff", true, 16, (std::numeric_limits<uint32_t>::max)()}, - {"0x34234324", true, 16, 0x34234324}, - {"34234324", true, 16, 0x34234324}, - {"0", true, 16, 0}, - {" \t\n 0xffffffff", true, 16, (std::numeric_limits<uint32_t>::max)()}, - {" \f\v 46", true, 10, 46}, // must accept weird whitespace - {" \t\n 72717222", true, 8, 072717222}, - {" \t\n 072717222", true, 8, 072717222}, - {" \t\n 072717228", false, 8, 07271722}, - {"0", true, 0, 0}, - - // Base-10 version. - {"34234324", true, 0, 34234324}, - {"4294967295", true, 0, (std::numeric_limits<uint32_t>::max)()}, - {"34234324 \n\t", true, 10, 34234324}, - - // Unusual base - {"0", true, 3, 0}, - {"2", true, 3, 2}, - {"11", true, 3, 4}, - - // Invalid uints. - {"", false, 0, 0}, - {" ", false, 0, 0}, - {"abc", false, 0, 0}, // would be valid hex, but prefix is missing - {"34234324a", false, 0, 34234324}, - {"34234.3", false, 0, 34234}, - {"-1", false, 0, 0}, - {" -123", false, 0, 0}, - {" \t\n -123", false, 0, 0}, - - // Out of bounds. - {"4294967296", false, 0, (std::numeric_limits<uint32_t>::max)()}, - {"0x100000000", false, 0, (std::numeric_limits<uint32_t>::max)()}, - {nullptr, false, 0, 0}, - }}; - return test_cases; -} - -struct uint64_test_case { - const char* str; - bool expect_ok; - int base; - uint64_t expected; -}; - -inline const std::array<uint64_test_case, 34>& strtouint64_test_cases() { - static const std::array<uint64_test_case, 34> test_cases{{ - {"0x3423432448783446", true, 16, int64_t{0x3423432448783446}}, - {"3423432448783446", true, 16, int64_t{0x3423432448783446}}, - - {"0", true, 16, 0}, - {"000", true, 0, 0}, - {"0", true, 0, 0}, - {" \t\n 0xffffffffffffffff", true, 16, - (std::numeric_limits<uint64_t>::max)()}, - - {"012345670123456701234", true, 8, int64_t{012345670123456701234}}, - {"12345670123456701234", true, 8, int64_t{012345670123456701234}}, - - {"12845670123456701234", false, 8, 0}, - - // Base-10 version. - {"34234324487834466", true, 0, int64_t{34234324487834466}}, - - {" \t\n 18446744073709551615", true, 0, - (std::numeric_limits<uint64_t>::max)()}, - - {"34234324487834466 \n\t ", true, 0, int64_t{34234324487834466}}, - - {" \f\v 46", true, 10, 46}, // must accept weird whitespace - - // Unusual base - {"0", true, 3, 0}, - {"2", true, 3, 2}, - {"11", true, 3, 4}, - - {"0", true, 0, 0}, - - // Invalid uints. - {"", false, 0, 0}, - {" ", false, 0, 0}, - {"abc", false, 0, 0}, - {"34234324487834466a", false, 0, 0}, - {"34234487834466.3", false, 0, 0}, - {"-1", false, 0, 0}, - {" -123", false, 0, 0}, - {" \t\n -123", false, 0, 0}, - - // Out of bounds. - {"18446744073709551616", false, 10, 0}, - {"18446744073709551616", false, 0, 0}, - {"0x10000000000000000", false, 16, - (std::numeric_limits<uint64_t>::max)()}, - {"0X10000000000000000", false, 16, - (std::numeric_limits<uint64_t>::max)()}, // 0X versus 0x. - {"0x10000000000000000", false, 0, (std::numeric_limits<uint64_t>::max)()}, - {"0X10000000000000000", false, 0, - (std::numeric_limits<uint64_t>::max)()}, // 0X versus 0x. - - {"0x1234", true, 16, 0x1234}, - - // Base-10 string version. - {"1234", true, 0, 1234}, - {nullptr, false, 0, 0}, - }}; - return test_cases; -} - -} // namespace strings_internal -ABSL_NAMESPACE_END -} // namespace absl - -#endif // ABSL_STRINGS_INTERNAL_NUMBERS_TEST_COMMON_H_ |