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authorVincent Ambo <mail@tazj.in>2022-02-07T23·05+0300
committerclbot <clbot@tvl.fyi>2022-02-07T23·09+0000
commit5aa5d282eac56a21e74611c1cdbaa97bb5db2dca (patch)
tree8cc5dce8157a1470ff76719dd15d65f648a05522 /third_party/abseil_cpp/absl/strings/str_replace_benchmark.cc
parenta25675804c4f429fab5ee5201fe25e89865dfd13 (diff)
chore(3p/abseil_cpp): unvendor abseil_cpp r/3786
we weren't actually using these sources anymore, okay?

Change-Id: If701571d9716de308d3512e1eb22c35db0877a66
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5248
Tested-by: BuildkiteCI
Reviewed-by: grfn <grfn@gws.fyi>
Autosubmit: tazjin <tazjin@tvl.su>
Diffstat (limited to 'third_party/abseil_cpp/absl/strings/str_replace_benchmark.cc')
-rw-r--r--third_party/abseil_cpp/absl/strings/str_replace_benchmark.cc122
1 files changed, 0 insertions, 122 deletions
diff --git a/third_party/abseil_cpp/absl/strings/str_replace_benchmark.cc b/third_party/abseil_cpp/absl/strings/str_replace_benchmark.cc
deleted file mode 100644
index 01331da29f6e..000000000000
--- a/third_party/abseil_cpp/absl/strings/str_replace_benchmark.cc
+++ /dev/null
@@ -1,122 +0,0 @@
-// Copyright 2018 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.
-
-#include "absl/strings/str_replace.h"
-
-#include <cstring>
-#include <string>
-
-#include "benchmark/benchmark.h"
-#include "absl/base/internal/raw_logging.h"
-
-namespace {
-
-std::string* big_string;
-std::string* after_replacing_the;
-std::string* after_replacing_many;
-
-struct Replacement {
-  const char* needle;
-  const char* replacement;
-} replacements[] = {
-    {"the", "box"},          //
-    {"brown", "quick"},      //
-    {"jumped", "liquored"},  //
-    {"dozen", "brown"},      //
-    {"lazy", "pack"},        //
-    {"liquor", "shakes"},    //
-};
-
-// Here, we set up a string for use in global-replace benchmarks.
-// We started with a million blanks, and then deterministically insert
-// 10,000 copies each of two pangrams.  The result is a string that is
-// 40% blank space and 60% these words.  'the' occurs 18,247 times and
-// all the substitutions together occur 49,004 times.
-//
-// We then create "after_replacing_the" to be a string that is a result of
-// replacing "the" with "box" in big_string.
-//
-// And then we create "after_replacing_many" to be a string that is result
-// of preferring several substitutions.
-void SetUpStrings() {
-  if (big_string == nullptr) {
-    size_t r = 0;
-    big_string = new std::string(1000 * 1000, ' ');
-    for (std::string phrase : {"the quick brown fox jumped over the lazy dogs",
-                               "pack my box with the five dozen liquor jugs"}) {
-      for (int i = 0; i < 10 * 1000; ++i) {
-        r = r * 237 + 41;  // not very random.
-        memcpy(&(*big_string)[r % (big_string->size() - phrase.size())],
-               phrase.data(), phrase.size());
-      }
-    }
-    // big_string->resize(50);
-    // OK, we've set up the string, now let's set up expectations - first by
-    // just replacing "the" with "box"
-    after_replacing_the = new std::string(*big_string);
-    for (size_t pos = 0;
-         (pos = after_replacing_the->find("the", pos)) != std::string::npos;) {
-      memcpy(&(*after_replacing_the)[pos], "box", 3);
-    }
-    // And then with all the replacements.
-    after_replacing_many = new std::string(*big_string);
-    for (size_t pos = 0;;) {
-      size_t next_pos = static_cast<size_t>(-1);
-      const char* needle_string = nullptr;
-      const char* replacement_string = nullptr;
-      for (const auto& r : replacements) {
-        auto needlepos = after_replacing_many->find(r.needle, pos);
-        if (needlepos != std::string::npos && needlepos < next_pos) {
-          next_pos = needlepos;
-          needle_string = r.needle;
-          replacement_string = r.replacement;
-        }
-      }
-      if (next_pos > after_replacing_many->size()) break;
-      after_replacing_many->replace(next_pos, strlen(needle_string),
-                                    replacement_string);
-      next_pos += strlen(replacement_string);
-      pos = next_pos;
-    }
-  }
-}
-
-void BM_StrReplaceAllOneReplacement(benchmark::State& state) {
-  SetUpStrings();
-  std::string src = *big_string;
-  for (auto _ : state) {
-    std::string dest = absl::StrReplaceAll(src, {{"the", "box"}});
-    ABSL_RAW_CHECK(dest == *after_replacing_the,
-                   "not benchmarking intended behavior");
-  }
-}
-BENCHMARK(BM_StrReplaceAllOneReplacement);
-
-void BM_StrReplaceAll(benchmark::State& state) {
-  SetUpStrings();
-  std::string src = *big_string;
-  for (auto _ : state) {
-    std::string dest = absl::StrReplaceAll(src, {{"the", "box"},
-                                                 {"brown", "quick"},
-                                                 {"jumped", "liquored"},
-                                                 {"dozen", "brown"},
-                                                 {"lazy", "pack"},
-                                                 {"liquor", "shakes"}});
-    ABSL_RAW_CHECK(dest == *after_replacing_many,
-                   "not benchmarking intended behavior");
-  }
-}
-BENCHMARK(BM_StrReplaceAll);
-
-}  // namespace