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author | Raymond Feng <raymond@strongloop.com> | 2014-05-22 20:37:47 -0700 |
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committer | Bert Belder <bertbelder@gmail.com> | 2014-05-28 11:57:05 -0700 |
commit | 4c672c8a5e33e60a6d03b885a41a45abe9f31c69 (patch) | |
tree | f7ff2b9233868cf961d4f5c68222b297417478de /benchmark/buffers/buffer-slice.js | |
parent | 4394c8a9b3889436fa957ea52955936a2640407b (diff) | |
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benchmark: Add a test to measure Buffer.slice perf
Buffer.slice can be expensive. One regression was reported by https://github.com/joyent/node/issues/7633. The method should be benchmarked.
Diffstat (limited to 'benchmark/buffers/buffer-slice.js')
-rw-r--r-- | benchmark/buffers/buffer-slice.js | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/benchmark/buffers/buffer-slice.js b/benchmark/buffers/buffer-slice.js new file mode 100644 index 0000000000..f632fa64ad --- /dev/null +++ b/benchmark/buffers/buffer-slice.js @@ -0,0 +1,20 @@ +var common = require('../common.js'); +var SlowBuffer = require('buffer').SlowBuffer; + +var bench = common.createBenchmark(main, { + type: ['fast', 'slow'], + n: [1024] +}); + +var buf = new Buffer(1024); +var slowBuf = new SlowBuffer(1024); + +function main(conf) { + var n = +conf.n; + var b = conf.type === 'fast' ? buf : slowBuf; + bench.start(); + for (var i = 0; i < n * 1024; i++) { + b.slice(10, 256); + } + bench.end(n); +} |