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author | Evan Martin <martine@danga.com> | 2012-06-15 19:40:05 (GMT) |
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committer | Evan Martin <martine@danga.com> | 2012-06-15 19:40:05 (GMT) |
commit | 8f686fae940e9d2dfb86cb8cbb5ee11176ae03de (patch) | |
tree | 50dc96155782f6952e5b61473913c3832335878b /src | |
parent | 18ea1ffd900dd81116728c8638d687ec5ca02cc0 (diff) | |
parent | 993566a79c4f3ab19470909dbfdc5cbdb0445ab9 (diff) | |
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Merge pull request #328 from nico/canonperf
add canon_perftest
Diffstat (limited to 'src')
-rw-r--r-- | src/canon_perftest.cc | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/canon_perftest.cc b/src/canon_perftest.cc new file mode 100644 index 0000000..aaec935 --- /dev/null +++ b/src/canon_perftest.cc @@ -0,0 +1,38 @@ +#include "util.h" + +const char kPath[] = + "../../third_party/WebKit/Source/WebCore/" + "platform/leveldb/LevelDBWriteBatch.cpp"; + +int main() { + vector<int> times; + string err; + + char buf[200]; + int len = strlen(kPath); + strcpy(buf, kPath); + + for (int j = 0; j < 5; ++j) { + const int kNumRepetitions = 2000000; + int64_t start = GetTimeMillis(); + for (int i = 0; i < kNumRepetitions; ++i) { + CanonicalizePath(buf, &len, &err); + } + int delta = (int)(GetTimeMillis() - start); + times.push_back(delta); + } + + int min = times[0]; + int max = times[0]; + float total = 0; + for (size_t i = 0; i < times.size(); ++i) { + total += times[i]; + if (times[i] < min) + min = times[i]; + else if (times[i] > max) + max = times[i]; + } + + printf("min %dms max %dms avg %.1fms\n", + min, max, total / times.size()); +} |