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bench: compare binaries equal times

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The benchmark compare would drop the last run of the binary pairs. So
when they were only run once an error would arise because no data was
generated for the second binary.
This commit is contained in:
Trevor Norris 2013-03-20 01:58:11 -07:00 committed by Ben Noordhuis
parent 3dac421393
commit 31314b6978
1 changed files with 6 additions and 18 deletions
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24
benchmark/compare.js
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@ -48,36 +48,24 @@ if (nodes.length !== 2)
var spawn = require('child_process').spawn;
var results = {};
var n = 1;
var toggle = 1;
var r = (+process.env.NODE_BENCH_RUNS || 1) * 2;
run();
var RUNS = +process.env.NODE_BENCH_RUNS || 1;
var r = RUNS;
function run() {
// Flip back and forth between the two binaries.
if (n === 1) {
n--;
} else {
r--;
if (r === 0)
return compare();
else
n++;
}
if (n === -1)
if (--r < 0)
return compare();
toggle = ++toggle % 2;
var node = nodes[n];
var node = nodes[toggle];
console.error('running %s', node);
var env = {};
for (var i in process.env)
env[i] = process.env[i];
env.NODE = node;
var child = spawn('make', [runBench], { env: env });
var out = '';
var child = spawn('make', [runBench], { env: env });
child.stdout.setEncoding('utf8');
child.stdout.on('data', function(c) {
out += c;