faster escape

2% int'ов сидят в Escape. pepe watafa.
<https://nda.ya.ru/t/AJC4zGq27VFEkb>

Тут играясь с блоками получилось на реальном cgi из прода \~33% срезать. Мелочь, а приятно. На самом деле, хотелось бы узнать как правильно делать "некрасивую, но ускоряющую" гадость в library/cpp. Все тесты работают, но тем не менее =)

До: <https://nda.ya.ru/t/Iv6Y0jQf7VFEkc>

После: <https://nda.ya.ru/t/KO_Rgvi87VFEke>

Тут, к сожалению не на прогрузе, но уже видно.
commit_hash:671028887e7d9320c8e9a393a0abb203207eb883

1 files changed, 124 insertions, 0 deletions

diff --git a/library/cpp/string_utils/quote/bench/main.cpp b/library/cpp/string_utils/quote/bench/main.cpp
new file mode 100644
index 00000000000..6763691c52c
--- /dev/null
+++ b/library/cpp/string_utils/quote/bench/main.cpp
@@ -0,0 +1,124 @@
+#include <library/cpp/string_utils/quote/quote.cpp>
+#include <library/cpp/testing/benchmark/bench.h>
+
+#include <library/cpp/resource/resource.h>
+
+#include <util/string/vector.h>
+
+Y_CPU_BENCHMARK(OldEscapeSmall, iface) {
+    const auto n = iface.Iterations();
+    TString r = "1234";
+    char buf[20];
+    for (size_t i = 0; i < n; ++i) {
+        CGIEscape(buf, r.c_str());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(NewEscapeSmall, iface) {
+    const auto n = iface.Iterations();
+    TString r = "1234";
+    char buf[20];
+    for (size_t i = 0; i < n; ++i) {
+        CGIEscape(buf, r.begin(), r.size());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(OldEscapeMedium, iface) {
+    const auto n = iface.Iterations();
+    TString kekw = "!@#$%^&*(){}[]\" &param=!@#$%^&*(){}[]\" &param_param=!@#$%^&*(){}[]\" ";
+    char buf[300];
+    for (size_t i = 0; i < n; ++i) {
+        CGIEscape(buf, kekw.c_str());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(NewEscapeMedium, iface) {
+    const auto n = iface.Iterations();
+    TString kekw = "!@#$%^&*(){}[]\" &param=!@#$%^&*(){}[]\" &param_param=!@#$%^&*(){}[]\" ";
+    char buf[300];
+    for (size_t i = 0; i < n; ++i) {
+        CGIEscape(buf, kekw.begin(), kekw.size());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(OldEscapeBig, iface) {
+    const auto n = iface.Iterations();
+
+    TString kekw = NResource::Find("/test_files/long_cgi.txt");
+    char buf[200'000];
+    for (size_t i = 0; i < n; ++i) {
+        CGIEscape(buf, kekw.c_str());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(NewEscapeBig, iface) {
+    const auto n = iface.Iterations();
+
+    TString kekw = NResource::Find("/test_files/long_cgi.txt");
+    char buf[200'000];
+    for (size_t i = 0; i < n; ++i) {
+        CGIEscape(buf, kekw.begin(), kekw.size());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(OldEscapeArray, iface) {
+    const auto n = iface.Iterations();
+
+    TString kek = NResource::Find("/test_files/cgi_array.txt");
+    TVector<TString> inputs = SplitString(kek, "\n");
+    char buf[350'000];
+    for (size_t i = 0; i < n; ++i) {
+        TString& kekw = inputs[i % inputs.size()];
+
+        CGIEscape(buf, kekw.c_str());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(NewEscapeArray, iface) {
+    const auto n = iface.Iterations();
+
+    TString kek = NResource::Find("/test_files/cgi_array.txt");
+    TVector<TString> inputs = SplitString(kek, "\n");
+    char buf[350'000];
+    for (size_t i = 0; i < n; ++i) {
+        TString& kekw = inputs[i % inputs.size()];
+
+        CGIEscape(buf, kekw.begin(), kekw.size());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(OldEscapeHugeArray, iface) {
+    const auto n = iface.Iterations();
+
+    TString kek = NResource::Find("/test_files/cgi_huge_array.txt");
+    TVector<TString> inputs = SplitString(kek, "\n");
+    char buf[350'000];
+    for (size_t i = 0; i < n; ++i) {
+        TString& kekw = inputs[i % inputs.size()];
+
+        CGIEscape(buf, kekw.c_str());
+        Y_FAKE_READ(buf);
+    }
+}
+
+Y_CPU_BENCHMARK(NewEscapeHugeArray, iface) {
+    const auto n = iface.Iterations();
+
+    TString kek = NResource::Find("/test_files/cgi_huge_array.txt");
+    TVector<TString> inputs = SplitString(kek, "\n");
+    char buf[350'000];
+    for (size_t i = 0; i < n; ++i) {
+        TString& kekw = inputs[i % inputs.size()];
+
+        CGIEscape(buf, kekw.begin(), kekw.size());
+        Y_FAKE_READ(buf);
+    }
+}