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-rw-r--r--third_party/abseil_cpp/absl/strings/numbers_test.cc1356
1 files changed, 0 insertions, 1356 deletions
diff --git a/third_party/abseil_cpp/absl/strings/numbers_test.cc b/third_party/abseil_cpp/absl/strings/numbers_test.cc
deleted file mode 100644
index 4ab67fb669be..000000000000
--- a/third_party/abseil_cpp/absl/strings/numbers_test.cc
+++ /dev/null
@@ -1,1356 +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 tests string processing functions related to numeric values.
-
-#include "absl/strings/numbers.h"
-
-#include <sys/types.h>
-
-#include <cfenv>  // NOLINT(build/c++11)
-#include <cinttypes>
-#include <climits>
-#include <cmath>
-#include <cstddef>
-#include <cstdint>
-#include <cstdio>
-#include <cstdlib>
-#include <cstring>
-#include <limits>
-#include <numeric>
-#include <random>
-#include <set>
-#include <string>
-#include <vector>
-
-#include "gmock/gmock.h"
-#include "gtest/gtest.h"
-#include "absl/base/internal/raw_logging.h"
-#include "absl/random/distributions.h"
-#include "absl/random/random.h"
-#include "absl/strings/internal/numbers_test_common.h"
-#include "absl/strings/internal/ostringstream.h"
-#include "absl/strings/internal/pow10_helper.h"
-#include "absl/strings/str_cat.h"
-
-namespace {
-
-using absl::numbers_internal::kSixDigitsToBufferSize;
-using absl::numbers_internal::safe_strto32_base;
-using absl::numbers_internal::safe_strto64_base;
-using absl::numbers_internal::safe_strtou32_base;
-using absl::numbers_internal::safe_strtou64_base;
-using absl::numbers_internal::SixDigitsToBuffer;
-using absl::strings_internal::Itoa;
-using absl::strings_internal::strtouint32_test_cases;
-using absl::strings_internal::strtouint64_test_cases;
-using absl::SimpleAtoi;
-using testing::Eq;
-using testing::MatchesRegex;
-
-// Number of floats to test with.
-// 5,000,000 is a reasonable default for a test that only takes a few seconds.
-// 1,000,000,000+ triggers checking for all possible mantissa values for
-// double-precision tests. 2,000,000,000+ triggers checking for every possible
-// single-precision float.
-const int kFloatNumCases = 5000000;
-
-// This is a slow, brute-force routine to compute the exact base-10
-// representation of a double-precision floating-point number.  It
-// is useful for debugging only.
-std::string PerfectDtoa(double d) {
-  if (d == 0) return "0";
-  if (d < 0) return "-" + PerfectDtoa(-d);
-
-  // Basic theory: decompose d into mantissa and exp, where
-  // d = mantissa * 2^exp, and exp is as close to zero as possible.
-  int64_t mantissa, exp = 0;
-  while (d >= 1ULL << 63) ++exp, d *= 0.5;
-  while ((mantissa = d) != d) --exp, d *= 2.0;
-
-  // Then convert mantissa to ASCII, and either double it (if
-  // exp > 0) or halve it (if exp < 0) repeatedly.  "halve it"
-  // in this case means multiplying it by five and dividing by 10.
-  constexpr int maxlen = 1100;  // worst case is actually 1030 or so.
-  char buf[maxlen + 5];
-  for (int64_t num = mantissa, pos = maxlen; --pos >= 0;) {
-    buf[pos] = '0' + (num % 10);
-    num /= 10;
-  }
-  char* begin = &buf[0];
-  char* end = buf + maxlen;
-  for (int i = 0; i != exp; i += (exp > 0) ? 1 : -1) {
-    int carry = 0;
-    for (char* p = end; --p != begin;) {
-      int dig = *p - '0';
-      dig = dig * (exp > 0 ? 2 : 5) + carry;
-      carry = dig / 10;
-      dig %= 10;
-      *p = '0' + dig;
-    }
-  }
-  if (exp < 0) {
-    // "dividing by 10" above means we have to add the decimal point.
-    memmove(end + 1 + exp, end + exp, 1 - exp);
-    end[exp] = '.';
-    ++end;
-  }
-  while (*begin == '0' && begin[1] != '.') ++begin;
-  return {begin, end};
-}
-
-TEST(ToString, PerfectDtoa) {
-  EXPECT_THAT(PerfectDtoa(1), Eq("1"));
-  EXPECT_THAT(PerfectDtoa(0.1),
-              Eq("0.1000000000000000055511151231257827021181583404541015625"));
-  EXPECT_THAT(PerfectDtoa(1e24), Eq("999999999999999983222784"));
-  EXPECT_THAT(PerfectDtoa(5e-324), MatchesRegex("0.0000.*625"));
-  for (int i = 0; i < 100; ++i) {
-    for (double multiplier :
-         {1e-300, 1e-200, 1e-100, 0.1, 1.0, 10.0, 1e100, 1e300}) {
-      double d = multiplier * i;
-      std::string s = PerfectDtoa(d);
-      EXPECT_DOUBLE_EQ(d, strtod(s.c_str(), nullptr));
-    }
-  }
-}
-
-template <typename integer>
-struct MyInteger {
-  integer i;
-  explicit constexpr MyInteger(integer i) : i(i) {}
-  constexpr operator integer() const { return i; }
-
-  constexpr MyInteger operator+(MyInteger other) const { return i + other.i; }
-  constexpr MyInteger operator-(MyInteger other) const { return i - other.i; }
-  constexpr MyInteger operator*(MyInteger other) const { return i * other.i; }
-  constexpr MyInteger operator/(MyInteger other) const { return i / other.i; }
-
-  constexpr bool operator<(MyInteger other) const { return i < other.i; }
-  constexpr bool operator<=(MyInteger other) const { return i <= other.i; }
-  constexpr bool operator==(MyInteger other) const { return i == other.i; }
-  constexpr bool operator>=(MyInteger other) const { return i >= other.i; }
-  constexpr bool operator>(MyInteger other) const { return i > other.i; }
-  constexpr bool operator!=(MyInteger other) const { return i != other.i; }
-
-  integer as_integer() const { return i; }
-};
-
-typedef MyInteger<int64_t> MyInt64;
-typedef MyInteger<uint64_t> MyUInt64;
-
-void CheckInt32(int32_t x) {
-  char buffer[absl::numbers_internal::kFastToBufferSize];
-  char* actual = absl::numbers_internal::FastIntToBuffer(x, buffer);
-  std::string expected = std::to_string(x);
-  EXPECT_EQ(expected, std::string(buffer, actual)) << " Input " << x;
-
-  char* generic_actual = absl::numbers_internal::FastIntToBuffer(x, buffer);
-  EXPECT_EQ(expected, std::string(buffer, generic_actual)) << " Input " << x;
-}
-
-void CheckInt64(int64_t x) {
-  char buffer[absl::numbers_internal::kFastToBufferSize + 3];
-  buffer[0] = '*';
-  buffer[23] = '*';
-  buffer[24] = '*';
-  char* actual = absl::numbers_internal::FastIntToBuffer(x, &buffer[1]);
-  std::string expected = std::to_string(x);
-  EXPECT_EQ(expected, std::string(&buffer[1], actual)) << " Input " << x;
-  EXPECT_EQ(buffer[0], '*');
-  EXPECT_EQ(buffer[23], '*');
-  EXPECT_EQ(buffer[24], '*');
-
-  char* my_actual =
-      absl::numbers_internal::FastIntToBuffer(MyInt64(x), &buffer[1]);
-  EXPECT_EQ(expected, std::string(&buffer[1], my_actual)) << " Input " << x;
-}
-
-void CheckUInt32(uint32_t x) {
-  char buffer[absl::numbers_internal::kFastToBufferSize];
-  char* actual = absl::numbers_internal::FastIntToBuffer(x, buffer);
-  std::string expected = std::to_string(x);
-  EXPECT_EQ(expected, std::string(buffer, actual)) << " Input " << x;
-
-  char* generic_actual = absl::numbers_internal::FastIntToBuffer(x, buffer);
-  EXPECT_EQ(expected, std::string(buffer, generic_actual)) << " Input " << x;
-}
-
-void CheckUInt64(uint64_t x) {
-  char buffer[absl::numbers_internal::kFastToBufferSize + 1];
-  char* actual = absl::numbers_internal::FastIntToBuffer(x, &buffer[1]);
-  std::string expected = std::to_string(x);
-  EXPECT_EQ(expected, std::string(&buffer[1], actual)) << " Input " << x;
-
-  char* generic_actual = absl::numbers_internal::FastIntToBuffer(x, &buffer[1]);
-  EXPECT_EQ(expected, std::string(&buffer[1], generic_actual))
-      << " Input " << x;
-
-  char* my_actual =
-      absl::numbers_internal::FastIntToBuffer(MyUInt64(x), &buffer[1]);
-  EXPECT_EQ(expected, std::string(&buffer[1], my_actual)) << " Input " << x;
-}
-
-void CheckHex64(uint64_t v) {
-  char expected[16 + 1];
-  std::string actual = absl::StrCat(absl::Hex(v, absl::kZeroPad16));
-  snprintf(expected, sizeof(expected), "%016" PRIx64, static_cast<uint64_t>(v));
-  EXPECT_EQ(expected, actual) << " Input " << v;
-  actual = absl::StrCat(absl::Hex(v, absl::kSpacePad16));
-  snprintf(expected, sizeof(expected), "%16" PRIx64, static_cast<uint64_t>(v));
-  EXPECT_EQ(expected, actual) << " Input " << v;
-}
-
-TEST(Numbers, TestFastPrints) {
-  for (int i = -100; i <= 100; i++) {
-    CheckInt32(i);
-    CheckInt64(i);
-  }
-  for (int i = 0; i <= 100; i++) {
-    CheckUInt32(i);
-    CheckUInt64(i);
-  }
-  // Test min int to make sure that works
-  CheckInt32(INT_MIN);
-  CheckInt32(INT_MAX);
-  CheckInt64(LONG_MIN);
-  CheckInt64(uint64_t{1000000000});
-  CheckInt64(uint64_t{9999999999});
-  CheckInt64(uint64_t{100000000000000});
-  CheckInt64(uint64_t{999999999999999});
-  CheckInt64(uint64_t{1000000000000000000});
-  CheckInt64(uint64_t{1199999999999999999});
-  CheckInt64(int64_t{-700000000000000000});
-  CheckInt64(LONG_MAX);
-  CheckUInt32(std::numeric_limits<uint32_t>::max());
-  CheckUInt64(uint64_t{1000000000});
-  CheckUInt64(uint64_t{9999999999});
-  CheckUInt64(uint64_t{100000000000000});
-  CheckUInt64(uint64_t{999999999999999});
-  CheckUInt64(uint64_t{1000000000000000000});
-  CheckUInt64(uint64_t{1199999999999999999});
-  CheckUInt64(std::numeric_limits<uint64_t>::max());
-
-  for (int i = 0; i < 10000; i++) {
-    CheckHex64(i);
-  }
-  CheckHex64(uint64_t{0x123456789abcdef0});
-}
-
-template <typename int_type, typename in_val_type>
-void VerifySimpleAtoiGood(in_val_type in_value, int_type exp_value) {
-  std::string s;
-  // (u)int128 can be streamed but not StrCat'd.
-  absl::strings_internal::OStringStream(&s) << in_value;
-  int_type x = static_cast<int_type>(~exp_value);
-  EXPECT_TRUE(SimpleAtoi(s, &x))
-      << "in_value=" << in_value << " s=" << s << " x=" << x;
-  EXPECT_EQ(exp_value, x);
-  x = static_cast<int_type>(~exp_value);
-  EXPECT_TRUE(SimpleAtoi(s.c_str(), &x));
-  EXPECT_EQ(exp_value, x);
-}
-
-template <typename int_type, typename in_val_type>
-void VerifySimpleAtoiBad(in_val_type in_value) {
-  std::string s;
-  // (u)int128 can be streamed but not StrCat'd.
-  absl::strings_internal::OStringStream(&s) << in_value;
-  int_type x;
-  EXPECT_FALSE(SimpleAtoi(s, &x));
-  EXPECT_FALSE(SimpleAtoi(s.c_str(), &x));
-}
-
-TEST(NumbersTest, Atoi) {
-  // SimpleAtoi(absl::string_view, int32_t)
-  VerifySimpleAtoiGood<int32_t>(0, 0);
-  VerifySimpleAtoiGood<int32_t>(42, 42);
-  VerifySimpleAtoiGood<int32_t>(-42, -42);
-
-  VerifySimpleAtoiGood<int32_t>(std::numeric_limits<int32_t>::min(),
-                                std::numeric_limits<int32_t>::min());
-  VerifySimpleAtoiGood<int32_t>(std::numeric_limits<int32_t>::max(),
-                                std::numeric_limits<int32_t>::max());
-
-  // SimpleAtoi(absl::string_view, uint32_t)
-  VerifySimpleAtoiGood<uint32_t>(0, 0);
-  VerifySimpleAtoiGood<uint32_t>(42, 42);
-  VerifySimpleAtoiBad<uint32_t>(-42);
-
-  VerifySimpleAtoiBad<uint32_t>(std::numeric_limits<int32_t>::min());
-  VerifySimpleAtoiGood<uint32_t>(std::numeric_limits<int32_t>::max(),
-                                 std::numeric_limits<int32_t>::max());
-  VerifySimpleAtoiGood<uint32_t>(std::numeric_limits<uint32_t>::max(),
-                                 std::numeric_limits<uint32_t>::max());
-  VerifySimpleAtoiBad<uint32_t>(std::numeric_limits<int64_t>::min());
-  VerifySimpleAtoiBad<uint32_t>(std::numeric_limits<int64_t>::max());
-  VerifySimpleAtoiBad<uint32_t>(std::numeric_limits<uint64_t>::max());
-
-  // SimpleAtoi(absl::string_view, int64_t)
-  VerifySimpleAtoiGood<int64_t>(0, 0);
-  VerifySimpleAtoiGood<int64_t>(42, 42);
-  VerifySimpleAtoiGood<int64_t>(-42, -42);
-
-  VerifySimpleAtoiGood<int64_t>(std::numeric_limits<int32_t>::min(),
-                                std::numeric_limits<int32_t>::min());
-  VerifySimpleAtoiGood<int64_t>(std::numeric_limits<int32_t>::max(),
-                                std::numeric_limits<int32_t>::max());
-  VerifySimpleAtoiGood<int64_t>(std::numeric_limits<uint32_t>::max(),
-                                std::numeric_limits<uint32_t>::max());
-  VerifySimpleAtoiGood<int64_t>(std::numeric_limits<int64_t>::min(),
-                                std::numeric_limits<int64_t>::min());
-  VerifySimpleAtoiGood<int64_t>(std::numeric_limits<int64_t>::max(),
-                                std::numeric_limits<int64_t>::max());
-  VerifySimpleAtoiBad<int64_t>(std::numeric_limits<uint64_t>::max());
-
-  // SimpleAtoi(absl::string_view, uint64_t)
-  VerifySimpleAtoiGood<uint64_t>(0, 0);
-  VerifySimpleAtoiGood<uint64_t>(42, 42);
-  VerifySimpleAtoiBad<uint64_t>(-42);
-
-  VerifySimpleAtoiBad<uint64_t>(std::numeric_limits<int32_t>::min());
-  VerifySimpleAtoiGood<uint64_t>(std::numeric_limits<int32_t>::max(),
-                                 std::numeric_limits<int32_t>::max());
-  VerifySimpleAtoiGood<uint64_t>(std::numeric_limits<uint32_t>::max(),
-                                 std::numeric_limits<uint32_t>::max());
-  VerifySimpleAtoiBad<uint64_t>(std::numeric_limits<int64_t>::min());
-  VerifySimpleAtoiGood<uint64_t>(std::numeric_limits<int64_t>::max(),
-                                 std::numeric_limits<int64_t>::max());
-  VerifySimpleAtoiGood<uint64_t>(std::numeric_limits<uint64_t>::max(),
-                                 std::numeric_limits<uint64_t>::max());
-
-  // SimpleAtoi(absl::string_view, absl::uint128)
-  VerifySimpleAtoiGood<absl::uint128>(0, 0);
-  VerifySimpleAtoiGood<absl::uint128>(42, 42);
-  VerifySimpleAtoiBad<absl::uint128>(-42);
-
-  VerifySimpleAtoiBad<absl::uint128>(std::numeric_limits<int32_t>::min());
-  VerifySimpleAtoiGood<absl::uint128>(std::numeric_limits<int32_t>::max(),
-                                      std::numeric_limits<int32_t>::max());
-  VerifySimpleAtoiGood<absl::uint128>(std::numeric_limits<uint32_t>::max(),
-                                      std::numeric_limits<uint32_t>::max());
-  VerifySimpleAtoiBad<absl::uint128>(std::numeric_limits<int64_t>::min());
-  VerifySimpleAtoiGood<absl::uint128>(std::numeric_limits<int64_t>::max(),
-                                      std::numeric_limits<int64_t>::max());
-  VerifySimpleAtoiGood<absl::uint128>(std::numeric_limits<uint64_t>::max(),
-                                      std::numeric_limits<uint64_t>::max());
-  VerifySimpleAtoiGood<absl::uint128>(
-      std::numeric_limits<absl::uint128>::max(),
-      std::numeric_limits<absl::uint128>::max());
-
-  // SimpleAtoi(absl::string_view, absl::int128)
-  VerifySimpleAtoiGood<absl::int128>(0, 0);
-  VerifySimpleAtoiGood<absl::int128>(42, 42);
-  VerifySimpleAtoiGood<absl::int128>(-42, -42);
-
-  VerifySimpleAtoiGood<absl::int128>(std::numeric_limits<int32_t>::min(),
-                                      std::numeric_limits<int32_t>::min());
-  VerifySimpleAtoiGood<absl::int128>(std::numeric_limits<int32_t>::max(),
-                                      std::numeric_limits<int32_t>::max());
-  VerifySimpleAtoiGood<absl::int128>(std::numeric_limits<uint32_t>::max(),
-                                      std::numeric_limits<uint32_t>::max());
-  VerifySimpleAtoiGood<absl::int128>(std::numeric_limits<int64_t>::min(),
-                                      std::numeric_limits<int64_t>::min());
-  VerifySimpleAtoiGood<absl::int128>(std::numeric_limits<int64_t>::max(),
-                                      std::numeric_limits<int64_t>::max());
-  VerifySimpleAtoiGood<absl::int128>(std::numeric_limits<uint64_t>::max(),
-                                      std::numeric_limits<uint64_t>::max());
-  VerifySimpleAtoiGood<absl::int128>(
-      std::numeric_limits<absl::int128>::min(),
-      std::numeric_limits<absl::int128>::min());
-  VerifySimpleAtoiGood<absl::int128>(
-      std::numeric_limits<absl::int128>::max(),
-      std::numeric_limits<absl::int128>::max());
-  VerifySimpleAtoiBad<absl::int128>(std::numeric_limits<absl::uint128>::max());
-
-  // Some other types
-  VerifySimpleAtoiGood<int>(-42, -42);
-  VerifySimpleAtoiGood<int32_t>(-42, -42);
-  VerifySimpleAtoiGood<uint32_t>(42, 42);
-  VerifySimpleAtoiGood<unsigned int>(42, 42);
-  VerifySimpleAtoiGood<int64_t>(-42, -42);
-  VerifySimpleAtoiGood<long>(-42, -42);  // NOLINT(runtime/int)
-  VerifySimpleAtoiGood<uint64_t>(42, 42);
-  VerifySimpleAtoiGood<size_t>(42, 42);
-  VerifySimpleAtoiGood<std::string::size_type>(42, 42);
-}
-
-TEST(NumbersTest, Atod) {
-  double d;
-  EXPECT_TRUE(absl::SimpleAtod("nan", &d));
-  EXPECT_TRUE(std::isnan(d));
-}
-
-TEST(NumbersTest, Atoenum) {
-  enum E01 {
-    E01_zero = 0,
-    E01_one = 1,
-  };
-
-  VerifySimpleAtoiGood<E01>(E01_zero, E01_zero);
-  VerifySimpleAtoiGood<E01>(E01_one, E01_one);
-
-  enum E_101 {
-    E_101_minusone = -1,
-    E_101_zero = 0,
-    E_101_one = 1,
-  };
-
-  VerifySimpleAtoiGood<E_101>(E_101_minusone, E_101_minusone);
-  VerifySimpleAtoiGood<E_101>(E_101_zero, E_101_zero);
-  VerifySimpleAtoiGood<E_101>(E_101_one, E_101_one);
-
-  enum E_bigint {
-    E_bigint_zero = 0,
-    E_bigint_one = 1,
-    E_bigint_max31 = static_cast<int32_t>(0x7FFFFFFF),
-  };
-
-  VerifySimpleAtoiGood<E_bigint>(E_bigint_zero, E_bigint_zero);
-  VerifySimpleAtoiGood<E_bigint>(E_bigint_one, E_bigint_one);
-  VerifySimpleAtoiGood<E_bigint>(E_bigint_max31, E_bigint_max31);
-
-  enum E_fullint {
-    E_fullint_zero = 0,
-    E_fullint_one = 1,
-    E_fullint_max31 = static_cast<int32_t>(0x7FFFFFFF),
-    E_fullint_min32 = INT32_MIN,
-  };
-
-  VerifySimpleAtoiGood<E_fullint>(E_fullint_zero, E_fullint_zero);
-  VerifySimpleAtoiGood<E_fullint>(E_fullint_one, E_fullint_one);
-  VerifySimpleAtoiGood<E_fullint>(E_fullint_max31, E_fullint_max31);
-  VerifySimpleAtoiGood<E_fullint>(E_fullint_min32, E_fullint_min32);
-
-  enum E_biguint {
-    E_biguint_zero = 0,
-    E_biguint_one = 1,
-    E_biguint_max31 = static_cast<uint32_t>(0x7FFFFFFF),
-    E_biguint_max32 = static_cast<uint32_t>(0xFFFFFFFF),
-  };
-
-  VerifySimpleAtoiGood<E_biguint>(E_biguint_zero, E_biguint_zero);
-  VerifySimpleAtoiGood<E_biguint>(E_biguint_one, E_biguint_one);
-  VerifySimpleAtoiGood<E_biguint>(E_biguint_max31, E_biguint_max31);
-  VerifySimpleAtoiGood<E_biguint>(E_biguint_max32, E_biguint_max32);
-}
-
-TEST(stringtest, safe_strto32_base) {
-  int32_t value;
-  EXPECT_TRUE(safe_strto32_base("0x34234324", &value, 16));
-  EXPECT_EQ(0x34234324, value);
-
-  EXPECT_TRUE(safe_strto32_base("0X34234324", &value, 16));
-  EXPECT_EQ(0x34234324, value);
-
-  EXPECT_TRUE(safe_strto32_base("34234324", &value, 16));
-  EXPECT_EQ(0x34234324, value);
-
-  EXPECT_TRUE(safe_strto32_base("0", &value, 16));
-  EXPECT_EQ(0, value);
-
-  EXPECT_TRUE(safe_strto32_base(" \t\n -0x34234324", &value, 16));
-  EXPECT_EQ(-0x34234324, value);
-
-  EXPECT_TRUE(safe_strto32_base(" \t\n -34234324", &value, 16));
-  EXPECT_EQ(-0x34234324, value);
-
-  EXPECT_TRUE(safe_strto32_base("7654321", &value, 8));
-  EXPECT_EQ(07654321, value);
-
-  EXPECT_TRUE(safe_strto32_base("-01234", &value, 8));
-  EXPECT_EQ(-01234, value);
-
-  EXPECT_FALSE(safe_strto32_base("1834", &value, 8));
-
-  // Autodetect base.
-  EXPECT_TRUE(safe_strto32_base("0", &value, 0));
-  EXPECT_EQ(0, value);
-
-  EXPECT_TRUE(safe_strto32_base("077", &value, 0));
-  EXPECT_EQ(077, value);  // Octal interpretation
-
-  // Leading zero indicates octal, but then followed by invalid digit.
-  EXPECT_FALSE(safe_strto32_base("088", &value, 0));
-
-  // Leading 0x indicated hex, but then followed by invalid digit.
-  EXPECT_FALSE(safe_strto32_base("0xG", &value, 0));
-
-  // Base-10 version.
-  EXPECT_TRUE(safe_strto32_base("34234324", &value, 10));
-  EXPECT_EQ(34234324, value);
-
-  EXPECT_TRUE(safe_strto32_base("0", &value, 10));
-  EXPECT_EQ(0, value);
-
-  EXPECT_TRUE(safe_strto32_base(" \t\n -34234324", &value, 10));
-  EXPECT_EQ(-34234324, value);
-
-  EXPECT_TRUE(safe_strto32_base("34234324 \n\t ", &value, 10));
-  EXPECT_EQ(34234324, value);
-
-  // Invalid ints.
-  EXPECT_FALSE(safe_strto32_base("", &value, 10));
-  EXPECT_FALSE(safe_strto32_base("  ", &value, 10));
-  EXPECT_FALSE(safe_strto32_base("abc", &value, 10));
-  EXPECT_FALSE(safe_strto32_base("34234324a", &value, 10));
-  EXPECT_FALSE(safe_strto32_base("34234.3", &value, 10));
-
-  // Out of bounds.
-  EXPECT_FALSE(safe_strto32_base("2147483648", &value, 10));
-  EXPECT_FALSE(safe_strto32_base("-2147483649", &value, 10));
-
-  // String version.
-  EXPECT_TRUE(safe_strto32_base(std::string("0x1234"), &value, 16));
-  EXPECT_EQ(0x1234, value);
-
-  // Base-10 string version.
-  EXPECT_TRUE(safe_strto32_base("1234", &value, 10));
-  EXPECT_EQ(1234, value);
-}
-
-TEST(stringtest, safe_strto32_range) {
-  // These tests verify underflow/overflow behaviour.
-  int32_t value;
-  EXPECT_FALSE(safe_strto32_base("2147483648", &value, 10));
-  EXPECT_EQ(std::numeric_limits<int32_t>::max(), value);
-
-  EXPECT_TRUE(safe_strto32_base("-2147483648", &value, 10));
-  EXPECT_EQ(std::numeric_limits<int32_t>::min(), value);
-
-  EXPECT_FALSE(safe_strto32_base("-2147483649", &value, 10));
-  EXPECT_EQ(std::numeric_limits<int32_t>::min(), value);
-}
-
-TEST(stringtest, safe_strto64_range) {
-  // These tests verify underflow/overflow behaviour.
-  int64_t value;
-  EXPECT_FALSE(safe_strto64_base("9223372036854775808", &value, 10));
-  EXPECT_EQ(std::numeric_limits<int64_t>::max(), value);
-
-  EXPECT_TRUE(safe_strto64_base("-9223372036854775808", &value, 10));
-  EXPECT_EQ(std::numeric_limits<int64_t>::min(), value);
-
-  EXPECT_FALSE(safe_strto64_base("-9223372036854775809", &value, 10));
-  EXPECT_EQ(std::numeric_limits<int64_t>::min(), value);
-}
-
-TEST(stringtest, safe_strto32_leading_substring) {
-  // These tests verify this comment in numbers.h:
-  // On error, returns false, and sets *value to: [...]
-  //   conversion of leading substring if available ("123@@@" -> 123)
-  //   0 if no leading substring available
-  int32_t value;
-  EXPECT_FALSE(safe_strto32_base("04069@@@", &value, 10));
-  EXPECT_EQ(4069, value);
-
-  EXPECT_FALSE(safe_strto32_base("04069@@@", &value, 8));
-  EXPECT_EQ(0406, value);
-
-  EXPECT_FALSE(safe_strto32_base("04069balloons", &value, 10));
-  EXPECT_EQ(4069, value);
-
-  EXPECT_FALSE(safe_strto32_base("04069balloons", &value, 16));
-  EXPECT_EQ(0x4069ba, value);
-
-  EXPECT_FALSE(safe_strto32_base("@@@", &value, 10));
-  EXPECT_EQ(0, value);  // there was no leading substring
-}
-
-TEST(stringtest, safe_strto64_leading_substring) {
-  // These tests verify this comment in numbers.h:
-  // On error, returns false, and sets *value to: [...]
-  //   conversion of leading substring if available ("123@@@" -> 123)
-  //   0 if no leading substring available
-  int64_t value;
-  EXPECT_FALSE(safe_strto64_base("04069@@@", &value, 10));
-  EXPECT_EQ(4069, value);
-
-  EXPECT_FALSE(safe_strto64_base("04069@@@", &value, 8));
-  EXPECT_EQ(0406, value);
-
-  EXPECT_FALSE(safe_strto64_base("04069balloons", &value, 10));
-  EXPECT_EQ(4069, value);
-
-  EXPECT_FALSE(safe_strto64_base("04069balloons", &value, 16));
-  EXPECT_EQ(0x4069ba, value);
-
-  EXPECT_FALSE(safe_strto64_base("@@@", &value, 10));
-  EXPECT_EQ(0, value);  // there was no leading substring
-}
-
-TEST(stringtest, safe_strto64_base) {
-  int64_t value;
-  EXPECT_TRUE(safe_strto64_base("0x3423432448783446", &value, 16));
-  EXPECT_EQ(int64_t{0x3423432448783446}, value);
-
-  EXPECT_TRUE(safe_strto64_base("3423432448783446", &value, 16));
-  EXPECT_EQ(int64_t{0x3423432448783446}, value);
-
-  EXPECT_TRUE(safe_strto64_base("0", &value, 16));
-  EXPECT_EQ(0, value);
-
-  EXPECT_TRUE(safe_strto64_base(" \t\n -0x3423432448783446", &value, 16));
-  EXPECT_EQ(int64_t{-0x3423432448783446}, value);
-
-  EXPECT_TRUE(safe_strto64_base(" \t\n -3423432448783446", &value, 16));
-  EXPECT_EQ(int64_t{-0x3423432448783446}, value);
-
-  EXPECT_TRUE(safe_strto64_base("123456701234567012", &value, 8));
-  EXPECT_EQ(int64_t{0123456701234567012}, value);
-
-  EXPECT_TRUE(safe_strto64_base("-017777777777777", &value, 8));
-  EXPECT_EQ(int64_t{-017777777777777}, value);
-
-  EXPECT_FALSE(safe_strto64_base("19777777777777", &value, 8));
-
-  // Autodetect base.
-  EXPECT_TRUE(safe_strto64_base("0", &value, 0));
-  EXPECT_EQ(0, value);
-
-  EXPECT_TRUE(safe_strto64_base("077", &value, 0));
-  EXPECT_EQ(077, value);  // Octal interpretation
-
-  // Leading zero indicates octal, but then followed by invalid digit.
-  EXPECT_FALSE(safe_strto64_base("088", &value, 0));
-
-  // Leading 0x indicated hex, but then followed by invalid digit.
-  EXPECT_FALSE(safe_strto64_base("0xG", &value, 0));
-
-  // Base-10 version.
-  EXPECT_TRUE(safe_strto64_base("34234324487834466", &value, 10));
-  EXPECT_EQ(int64_t{34234324487834466}, value);
-
-  EXPECT_TRUE(safe_strto64_base("0", &value, 10));
-  EXPECT_EQ(0, value);
-
-  EXPECT_TRUE(safe_strto64_base(" \t\n -34234324487834466", &value, 10));
-  EXPECT_EQ(int64_t{-34234324487834466}, value);
-
-  EXPECT_TRUE(safe_strto64_base("34234324487834466 \n\t ", &value, 10));
-  EXPECT_EQ(int64_t{34234324487834466}, value);
-
-  // Invalid ints.
-  EXPECT_FALSE(safe_strto64_base("", &value, 10));
-  EXPECT_FALSE(safe_strto64_base("  ", &value, 10));
-  EXPECT_FALSE(safe_strto64_base("abc", &value, 10));
-  EXPECT_FALSE(safe_strto64_base("34234324487834466a", &value, 10));
-  EXPECT_FALSE(safe_strto64_base("34234487834466.3", &value, 10));
-
-  // Out of bounds.
-  EXPECT_FALSE(safe_strto64_base("9223372036854775808", &value, 10));
-  EXPECT_FALSE(safe_strto64_base("-9223372036854775809", &value, 10));
-
-  // String version.
-  EXPECT_TRUE(safe_strto64_base(std::string("0x1234"), &value, 16));
-  EXPECT_EQ(0x1234, value);
-
-  // Base-10 string version.
-  EXPECT_TRUE(safe_strto64_base("1234", &value, 10));
-  EXPECT_EQ(1234, value);
-}
-
-const size_t kNumRandomTests = 10000;
-
-template <typename IntType>
-void test_random_integer_parse_base(bool (*parse_func)(absl::string_view,
-                                                       IntType* value,
-                                                       int base)) {
-  using RandomEngine = std::minstd_rand0;
-  std::random_device rd;
-  RandomEngine rng(rd());
-  std::uniform_int_distribution<IntType> random_int(
-      std::numeric_limits<IntType>::min());
-  std::uniform_int_distribution<int> random_base(2, 35);
-  for (size_t i = 0; i < kNumRandomTests; i++) {
-    IntType value = random_int(rng);
-    int base = random_base(rng);
-    std::string str_value;
-    EXPECT_TRUE(Itoa<IntType>(value, base, &str_value));
-    IntType parsed_value;
-
-    // Test successful parse
-    EXPECT_TRUE(parse_func(str_value, &parsed_value, base));
-    EXPECT_EQ(parsed_value, value);
-
-    // Test overflow
-    EXPECT_FALSE(
-        parse_func(absl::StrCat(std::numeric_limits<IntType>::max(), value),
-                   &parsed_value, base));
-
-    // Test underflow
-    if (std::numeric_limits<IntType>::min() < 0) {
-      EXPECT_FALSE(
-          parse_func(absl::StrCat(std::numeric_limits<IntType>::min(), value),
-                     &parsed_value, base));
-    } else {
-      EXPECT_FALSE(parse_func(absl::StrCat("-", value), &parsed_value, base));
-    }
-  }
-}
-
-TEST(stringtest, safe_strto32_random) {
-  test_random_integer_parse_base<int32_t>(&safe_strto32_base);
-}
-TEST(stringtest, safe_strto64_random) {
-  test_random_integer_parse_base<int64_t>(&safe_strto64_base);
-}
-TEST(stringtest, safe_strtou32_random) {
-  test_random_integer_parse_base<uint32_t>(&safe_strtou32_base);
-}
-TEST(stringtest, safe_strtou64_random) {
-  test_random_integer_parse_base<uint64_t>(&safe_strtou64_base);
-}
-TEST(stringtest, safe_strtou128_random) {
-  // random number generators don't work for uint128, and
-  // uint128 can be streamed but not StrCat'd, so this code must be custom
-  // implemented for uint128, but is generally the same as what's above.
-  // test_random_integer_parse_base<absl::uint128>(
-  //     &absl::numbers_internal::safe_strtou128_base);
-  using RandomEngine = std::minstd_rand0;
-  using IntType = absl::uint128;
-  constexpr auto parse_func = &absl::numbers_internal::safe_strtou128_base;
-
-  std::random_device rd;
-  RandomEngine rng(rd());
-  std::uniform_int_distribution<uint64_t> random_uint64(
-      std::numeric_limits<uint64_t>::min());
-  std::uniform_int_distribution<int> random_base(2, 35);
-
-  for (size_t i = 0; i < kNumRandomTests; i++) {
-    IntType value = random_uint64(rng);
-    value = (value << 64) + random_uint64(rng);
-    int base = random_base(rng);
-    std::string str_value;
-    EXPECT_TRUE(Itoa<IntType>(value, base, &str_value));
-    IntType parsed_value;
-
-    // Test successful parse
-    EXPECT_TRUE(parse_func(str_value, &parsed_value, base));
-    EXPECT_EQ(parsed_value, value);
-
-    // Test overflow
-    std::string s;
-    absl::strings_internal::OStringStream(&s)
-        << std::numeric_limits<IntType>::max() << value;
-    EXPECT_FALSE(parse_func(s, &parsed_value, base));
-
-    // Test underflow
-    s.clear();
-    absl::strings_internal::OStringStream(&s) << "-" << value;
-    EXPECT_FALSE(parse_func(s, &parsed_value, base));
-  }
-}
-TEST(stringtest, safe_strto128_random) {
-  // random number generators don't work for int128, and
-  // int128 can be streamed but not StrCat'd, so this code must be custom
-  // implemented for int128, but is generally the same as what's above.
-  // test_random_integer_parse_base<absl::int128>(
-  //     &absl::numbers_internal::safe_strto128_base);
-  using RandomEngine = std::minstd_rand0;
-  using IntType = absl::int128;
-  constexpr auto parse_func = &absl::numbers_internal::safe_strto128_base;
-
-  std::random_device rd;
-  RandomEngine rng(rd());
-  std::uniform_int_distribution<int64_t> random_int64(
-      std::numeric_limits<int64_t>::min());
-  std::uniform_int_distribution<uint64_t> random_uint64(
-      std::numeric_limits<uint64_t>::min());
-  std::uniform_int_distribution<int> random_base(2, 35);
-
-  for (size_t i = 0; i < kNumRandomTests; ++i) {
-    int64_t high = random_int64(rng);
-    uint64_t low = random_uint64(rng);
-    IntType value = absl::MakeInt128(high, low);
-
-    int base = random_base(rng);
-    std::string str_value;
-    EXPECT_TRUE(Itoa<IntType>(value, base, &str_value));
-    IntType parsed_value;
-
-    // Test successful parse
-    EXPECT_TRUE(parse_func(str_value, &parsed_value, base));
-    EXPECT_EQ(parsed_value, value);
-
-    // Test overflow
-    std::string s;
-    absl::strings_internal::OStringStream(&s)
-        << std::numeric_limits<IntType>::max() << value;
-    EXPECT_FALSE(parse_func(s, &parsed_value, base));
-
-    // Test underflow
-    s.clear();
-    absl::strings_internal::OStringStream(&s)
-        << std::numeric_limits<IntType>::min() << value;
-    EXPECT_FALSE(parse_func(s, &parsed_value, base));
-  }
-}
-
-TEST(stringtest, safe_strtou32_base) {
-  for (int i = 0; strtouint32_test_cases()[i].str != nullptr; ++i) {
-    const auto& e = strtouint32_test_cases()[i];
-    uint32_t value;
-    EXPECT_EQ(e.expect_ok, safe_strtou32_base(e.str, &value, e.base))
-        << "str=\"" << e.str << "\" base=" << e.base;
-    if (e.expect_ok) {
-      EXPECT_EQ(e.expected, value) << "i=" << i << " str=\"" << e.str
-                                   << "\" base=" << e.base;
-    }
-  }
-}
-
-TEST(stringtest, safe_strtou32_base_length_delimited) {
-  for (int i = 0; strtouint32_test_cases()[i].str != nullptr; ++i) {
-    const auto& e = strtouint32_test_cases()[i];
-    std::string tmp(e.str);
-    tmp.append("12");  // Adds garbage at the end.
-
-    uint32_t value;
-    EXPECT_EQ(e.expect_ok,
-              safe_strtou32_base(absl::string_view(tmp.data(), strlen(e.str)),
-                                 &value, e.base))
-        << "str=\"" << e.str << "\" base=" << e.base;
-    if (e.expect_ok) {
-      EXPECT_EQ(e.expected, value) << "i=" << i << " str=" << e.str
-                                   << " base=" << e.base;
-    }
-  }
-}
-
-TEST(stringtest, safe_strtou64_base) {
-  for (int i = 0; strtouint64_test_cases()[i].str != nullptr; ++i) {
-    const auto& e = strtouint64_test_cases()[i];
-    uint64_t value;
-    EXPECT_EQ(e.expect_ok, safe_strtou64_base(e.str, &value, e.base))
-        << "str=\"" << e.str << "\" base=" << e.base;
-    if (e.expect_ok) {
-      EXPECT_EQ(e.expected, value) << "str=" << e.str << " base=" << e.base;
-    }
-  }
-}
-
-TEST(stringtest, safe_strtou64_base_length_delimited) {
-  for (int i = 0; strtouint64_test_cases()[i].str != nullptr; ++i) {
-    const auto& e = strtouint64_test_cases()[i];
-    std::string tmp(e.str);
-    tmp.append("12");  // Adds garbage at the end.
-
-    uint64_t value;
-    EXPECT_EQ(e.expect_ok,
-              safe_strtou64_base(absl::string_view(tmp.data(), strlen(e.str)),
-                                 &value, e.base))
-        << "str=\"" << e.str << "\" base=" << e.base;
-    if (e.expect_ok) {
-      EXPECT_EQ(e.expected, value) << "str=\"" << e.str << "\" base=" << e.base;
-    }
-  }
-}
-
-// feenableexcept() and fedisableexcept() are extensions supported by some libc
-// implementations.
-#if defined(__GLIBC__) || defined(__BIONIC__)
-#define ABSL_HAVE_FEENABLEEXCEPT 1
-#define ABSL_HAVE_FEDISABLEEXCEPT 1
-#endif
-
-class SimpleDtoaTest : public testing::Test {
- protected:
-  void SetUp() override {
-    // Store the current floating point env & clear away any pending exceptions.
-    feholdexcept(&fp_env_);
-#ifdef ABSL_HAVE_FEENABLEEXCEPT
-    // Turn on floating point exceptions.
-    feenableexcept(FE_DIVBYZERO | FE_INVALID | FE_OVERFLOW);
-#endif
-  }
-
-  void TearDown() override {
-    // Restore the floating point environment to the original state.
-    // In theory fedisableexcept is unnecessary; fesetenv will also do it.
-    // In practice, our toolchains have subtle bugs.
-#ifdef ABSL_HAVE_FEDISABLEEXCEPT
-    fedisableexcept(FE_DIVBYZERO | FE_INVALID | FE_OVERFLOW);
-#endif
-    fesetenv(&fp_env_);
-  }
-
-  std::string ToNineDigits(double value) {
-    char buffer[16];  // more than enough for %.9g
-    snprintf(buffer, sizeof(buffer), "%.9g", value);
-    return buffer;
-  }
-
-  fenv_t fp_env_;
-};
-
-// Run the given runnable functor for "cases" test cases, chosen over the
-// available range of float.  pi and e and 1/e are seeded, and then all
-// available integer powers of 2 and 10 are multiplied against them.  In
-// addition to trying all those values, we try the next higher and next lower
-// float, and then we add additional test cases evenly distributed between them.
-// Each test case is passed to runnable as both a positive and negative value.
-template <typename R>
-void ExhaustiveFloat(uint32_t cases, R&& runnable) {
-  runnable(0.0f);
-  runnable(-0.0f);
-  if (cases >= 2e9) {  // more than 2 billion?  Might as well run them all.
-    for (float f = 0; f < std::numeric_limits<float>::max(); ) {
-      f = nextafterf(f, std::numeric_limits<float>::max());
-      runnable(-f);
-      runnable(f);
-    }
-    return;
-  }
-  std::set<float> floats = {3.4028234e38f};
-  for (float f : {1.0, 3.14159265, 2.718281828, 1 / 2.718281828}) {
-    for (float testf = f; testf != 0; testf *= 0.1f) floats.insert(testf);
-    for (float testf = f; testf != 0; testf *= 0.5f) floats.insert(testf);
-    for (float testf = f; testf < 3e38f / 2; testf *= 2.0f)
-      floats.insert(testf);
-    for (float testf = f; testf < 3e38f / 10; testf *= 10) floats.insert(testf);
-  }
-
-  float last = *floats.begin();
-
-  runnable(last);
-  runnable(-last);
-  int iters_per_float = cases / floats.size();
-  if (iters_per_float == 0) iters_per_float = 1;
-  for (float f : floats) {
-    if (f == last) continue;
-    float testf = std::nextafter(last, std::numeric_limits<float>::max());
-    runnable(testf);
-    runnable(-testf);
-    last = testf;
-    if (f == last) continue;
-    double step = (double{f} - last) / iters_per_float;
-    for (double d = last + step; d < f; d += step) {
-      testf = d;
-      if (testf != last) {
-        runnable(testf);
-        runnable(-testf);
-        last = testf;
-      }
-    }
-    testf = std::nextafter(f, 0.0f);
-    if (testf > last) {
-      runnable(testf);
-      runnable(-testf);
-      last = testf;
-    }
-    if (f != last) {
-      runnable(f);
-      runnable(-f);
-      last = f;
-    }
-  }
-}
-
-TEST_F(SimpleDtoaTest, ExhaustiveDoubleToSixDigits) {
-  uint64_t test_count = 0;
-  std::vector<double> mismatches;
-  auto checker = [&](double d) {
-    if (d != d) return;  // rule out NaNs
-    ++test_count;
-    char sixdigitsbuf[kSixDigitsToBufferSize] = {0};
-    SixDigitsToBuffer(d, sixdigitsbuf);
-    char snprintfbuf[kSixDigitsToBufferSize] = {0};
-    snprintf(snprintfbuf, kSixDigitsToBufferSize, "%g", d);
-    if (strcmp(sixdigitsbuf, snprintfbuf) != 0) {
-      mismatches.push_back(d);
-      if (mismatches.size() < 10) {
-        ABSL_RAW_LOG(ERROR, "%s",
-                     absl::StrCat("Six-digit failure with double.  ", "d=", d,
-                                  "=", d, " sixdigits=", sixdigitsbuf,
-                                  " printf(%g)=", snprintfbuf)
-                         .c_str());
-      }
-    }
-  };
-  // Some quick sanity checks...
-  checker(5e-324);
-  checker(1e-308);
-  checker(1.0);
-  checker(1.000005);
-  checker(1.7976931348623157e308);
-  checker(0.00390625);
-#ifndef _MSC_VER
-  // on MSVC, snprintf() rounds it to 0.00195313. SixDigitsToBuffer() rounds it
-  // to 0.00195312 (round half to even).
-  checker(0.001953125);
-#endif
-  checker(0.005859375);
-  // Some cases where the rounding is very very close
-  checker(1.089095e-15);
-  checker(3.274195e-55);
-  checker(6.534355e-146);
-  checker(2.920845e+234);
-
-  if (mismatches.empty()) {
-    test_count = 0;
-    ExhaustiveFloat(kFloatNumCases, checker);
-
-    test_count = 0;
-    std::vector<int> digit_testcases{
-        100000, 100001, 100002, 100005, 100010, 100020, 100050, 100100,  // misc
-        195312, 195313,  // 1.953125 is a case where we round down, just barely.
-        200000, 500000, 800000,  // misc mid-range cases
-        585937, 585938,  // 5.859375 is a case where we round up, just barely.
-        900000, 990000, 999000, 999900, 999990, 999996, 999997, 999998, 999999};
-    if (kFloatNumCases >= 1e9) {
-      // If at least 1 billion test cases were requested, user wants an
-      // exhaustive test. So let's test all mantissas, too.
-      constexpr int min_mantissa = 100000, max_mantissa = 999999;
-      digit_testcases.resize(max_mantissa - min_mantissa + 1);
-      std::iota(digit_testcases.begin(), digit_testcases.end(), min_mantissa);
-    }
-
-    for (int exponent = -324; exponent <= 308; ++exponent) {
-      double powten = absl::strings_internal::Pow10(exponent);
-      if (powten == 0) powten = 5e-324;
-      if (kFloatNumCases >= 1e9) {
-        // The exhaustive test takes a very long time, so log progress.
-        char buf[kSixDigitsToBufferSize];
-        ABSL_RAW_LOG(
-            INFO, "%s",
-            absl::StrCat("Exp ", exponent, " powten=", powten, "(", powten,
-                         ") (",
-                         std::string(buf, SixDigitsToBuffer(powten, buf)), ")")
-                .c_str());
-      }
-      for (int digits : digit_testcases) {
-        if (exponent == 308 && digits >= 179769) break;  // don't overflow!
-        double digiform = (digits + 0.5) * 0.00001;
-        double testval = digiform * powten;
-        double pretestval = nextafter(testval, 0);
-        double posttestval = nextafter(testval, 1.7976931348623157e308);
-        checker(testval);
-        checker(pretestval);
-        checker(posttestval);
-      }
-    }
-  } else {
-    EXPECT_EQ(mismatches.size(), 0);
-    for (size_t i = 0; i < mismatches.size(); ++i) {
-      if (i > 100) i = mismatches.size() - 1;
-      double d = mismatches[i];
-      char sixdigitsbuf[kSixDigitsToBufferSize] = {0};
-      SixDigitsToBuffer(d, sixdigitsbuf);
-      char snprintfbuf[kSixDigitsToBufferSize] = {0};
-      snprintf(snprintfbuf, kSixDigitsToBufferSize, "%g", d);
-      double before = nextafter(d, 0.0);
-      double after = nextafter(d, 1.7976931348623157e308);
-      char b1[32], b2[kSixDigitsToBufferSize];
-      ABSL_RAW_LOG(
-          ERROR, "%s",
-          absl::StrCat(
-              "Mismatch #", i, "  d=", d, " (", ToNineDigits(d), ")",
-              " sixdigits='", sixdigitsbuf, "'", " snprintf='", snprintfbuf,
-              "'", " Before.=", PerfectDtoa(before), " ",
-              (SixDigitsToBuffer(before, b2), b2),
-              " vs snprintf=", (snprintf(b1, sizeof(b1), "%g", before), b1),
-              " Perfect=", PerfectDtoa(d), " ", (SixDigitsToBuffer(d, b2), b2),
-              " vs snprintf=", (snprintf(b1, sizeof(b1), "%g", d), b1),
-              " After.=.", PerfectDtoa(after), " ",
-              (SixDigitsToBuffer(after, b2), b2),
-              " vs snprintf=", (snprintf(b1, sizeof(b1), "%g", after), b1))
-              .c_str());
-    }
-  }
-}
-
-TEST(StrToInt32, Partial) {
-  struct Int32TestLine {
-    std::string input;
-    bool status;
-    int32_t value;
-  };
-  const int32_t int32_min = std::numeric_limits<int32_t>::min();
-  const int32_t int32_max = std::numeric_limits<int32_t>::max();
-  Int32TestLine int32_test_line[] = {
-      {"", false, 0},
-      {" ", false, 0},
-      {"-", false, 0},
-      {"123@@@", false, 123},
-      {absl::StrCat(int32_min, int32_max), false, int32_min},
-      {absl::StrCat(int32_max, int32_max), false, int32_max},
-  };
-
-  for (const Int32TestLine& test_line : int32_test_line) {
-    int32_t value = -2;
-    bool status = safe_strto32_base(test_line.input, &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-    value = -2;
-    status = safe_strto32_base(test_line.input, &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-    value = -2;
-    status = safe_strto32_base(absl::string_view(test_line.input), &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-  }
-}
-
-TEST(StrToUint32, Partial) {
-  struct Uint32TestLine {
-    std::string input;
-    bool status;
-    uint32_t value;
-  };
-  const uint32_t uint32_max = std::numeric_limits<uint32_t>::max();
-  Uint32TestLine uint32_test_line[] = {
-      {"", false, 0},
-      {" ", false, 0},
-      {"-", false, 0},
-      {"123@@@", false, 123},
-      {absl::StrCat(uint32_max, uint32_max), false, uint32_max},
-  };
-
-  for (const Uint32TestLine& test_line : uint32_test_line) {
-    uint32_t value = 2;
-    bool status = safe_strtou32_base(test_line.input, &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-    value = 2;
-    status = safe_strtou32_base(test_line.input, &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-    value = 2;
-    status = safe_strtou32_base(absl::string_view(test_line.input), &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-  }
-}
-
-TEST(StrToInt64, Partial) {
-  struct Int64TestLine {
-    std::string input;
-    bool status;
-    int64_t value;
-  };
-  const int64_t int64_min = std::numeric_limits<int64_t>::min();
-  const int64_t int64_max = std::numeric_limits<int64_t>::max();
-  Int64TestLine int64_test_line[] = {
-      {"", false, 0},
-      {" ", false, 0},
-      {"-", false, 0},
-      {"123@@@", false, 123},
-      {absl::StrCat(int64_min, int64_max), false, int64_min},
-      {absl::StrCat(int64_max, int64_max), false, int64_max},
-  };
-
-  for (const Int64TestLine& test_line : int64_test_line) {
-    int64_t value = -2;
-    bool status = safe_strto64_base(test_line.input, &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-    value = -2;
-    status = safe_strto64_base(test_line.input, &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-    value = -2;
-    status = safe_strto64_base(absl::string_view(test_line.input), &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-  }
-}
-
-TEST(StrToUint64, Partial) {
-  struct Uint64TestLine {
-    std::string input;
-    bool status;
-    uint64_t value;
-  };
-  const uint64_t uint64_max = std::numeric_limits<uint64_t>::max();
-  Uint64TestLine uint64_test_line[] = {
-      {"", false, 0},
-      {" ", false, 0},
-      {"-", false, 0},
-      {"123@@@", false, 123},
-      {absl::StrCat(uint64_max, uint64_max), false, uint64_max},
-  };
-
-  for (const Uint64TestLine& test_line : uint64_test_line) {
-    uint64_t value = 2;
-    bool status = safe_strtou64_base(test_line.input, &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-    value = 2;
-    status = safe_strtou64_base(test_line.input, &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-    value = 2;
-    status = safe_strtou64_base(absl::string_view(test_line.input), &value, 10);
-    EXPECT_EQ(test_line.status, status) << test_line.input;
-    EXPECT_EQ(test_line.value, value) << test_line.input;
-  }
-}
-
-TEST(StrToInt32Base, PrefixOnly) {
-  struct Int32TestLine {
-    std::string input;
-    bool status;
-    int32_t value;
-  };
-  Int32TestLine int32_test_line[] = {
-    { "", false, 0 },
-    { "-", false, 0 },
-    { "-0", true, 0 },
-    { "0", true, 0 },
-    { "0x", false, 0 },
-    { "-0x", false, 0 },
-  };
-  const int base_array[] = { 0, 2, 8, 10, 16 };
-
-  for (const Int32TestLine& line : int32_test_line) {
-    for (const int base : base_array) {
-      int32_t value = 2;
-      bool status = safe_strto32_base(line.input.c_str(), &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-      value = 2;
-      status = safe_strto32_base(line.input, &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-      value = 2;
-      status = safe_strto32_base(absl::string_view(line.input), &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-    }
-  }
-}
-
-TEST(StrToUint32Base, PrefixOnly) {
-  struct Uint32TestLine {
-    std::string input;
-    bool status;
-    uint32_t value;
-  };
-  Uint32TestLine uint32_test_line[] = {
-    { "", false, 0 },
-    { "0", true, 0 },
-    { "0x", false, 0 },
-  };
-  const int base_array[] = { 0, 2, 8, 10, 16 };
-
-  for (const Uint32TestLine& line : uint32_test_line) {
-    for (const int base : base_array) {
-      uint32_t value = 2;
-      bool status = safe_strtou32_base(line.input.c_str(), &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-      value = 2;
-      status = safe_strtou32_base(line.input, &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-      value = 2;
-      status = safe_strtou32_base(absl::string_view(line.input), &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-    }
-  }
-}
-
-TEST(StrToInt64Base, PrefixOnly) {
-  struct Int64TestLine {
-    std::string input;
-    bool status;
-    int64_t value;
-  };
-  Int64TestLine int64_test_line[] = {
-    { "", false, 0 },
-    { "-", false, 0 },
-    { "-0", true, 0 },
-    { "0", true, 0 },
-    { "0x", false, 0 },
-    { "-0x", false, 0 },
-  };
-  const int base_array[] = { 0, 2, 8, 10, 16 };
-
-  for (const Int64TestLine& line : int64_test_line) {
-    for (const int base : base_array) {
-      int64_t value = 2;
-      bool status = safe_strto64_base(line.input.c_str(), &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-      value = 2;
-      status = safe_strto64_base(line.input, &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-      value = 2;
-      status = safe_strto64_base(absl::string_view(line.input), &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-    }
-  }
-}
-
-TEST(StrToUint64Base, PrefixOnly) {
-  struct Uint64TestLine {
-    std::string input;
-    bool status;
-    uint64_t value;
-  };
-  Uint64TestLine uint64_test_line[] = {
-    { "", false, 0 },
-    { "0", true, 0 },
-    { "0x", false, 0 },
-  };
-  const int base_array[] = { 0, 2, 8, 10, 16 };
-
-  for (const Uint64TestLine& line : uint64_test_line) {
-    for (const int base : base_array) {
-      uint64_t value = 2;
-      bool status = safe_strtou64_base(line.input.c_str(), &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-      value = 2;
-      status = safe_strtou64_base(line.input, &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-      value = 2;
-      status = safe_strtou64_base(absl::string_view(line.input), &value, base);
-      EXPECT_EQ(line.status, status) << line.input << " " << base;
-      EXPECT_EQ(line.value, value) << line.input << " " << base;
-    }
-  }
-}
-
-void TestFastHexToBufferZeroPad16(uint64_t v) {
-  char buf[16];
-  auto digits = absl::numbers_internal::FastHexToBufferZeroPad16(v, buf);
-  absl::string_view res(buf, 16);
-  char buf2[17];
-  snprintf(buf2, sizeof(buf2), "%016" PRIx64, v);
-  EXPECT_EQ(res, buf2) << v;
-  size_t expected_digits = snprintf(buf2, sizeof(buf2), "%" PRIx64, v);
-  EXPECT_EQ(digits, expected_digits) << v;
-}
-
-TEST(FastHexToBufferZeroPad16, Smoke) {
-  TestFastHexToBufferZeroPad16(std::numeric_limits<uint64_t>::min());
-  TestFastHexToBufferZeroPad16(std::numeric_limits<uint64_t>::max());
-  TestFastHexToBufferZeroPad16(std::numeric_limits<int64_t>::min());
-  TestFastHexToBufferZeroPad16(std::numeric_limits<int64_t>::max());
-  absl::BitGen rng;
-  for (int i = 0; i < 100000; ++i) {
-    TestFastHexToBufferZeroPad16(
-        absl::LogUniform(rng, std::numeric_limits<uint64_t>::min(),
-                         std::numeric_limits<uint64_t>::max()));
-  }
-}
-
-}  // namespace