node-postgres/benchmark/js-versus-native-bench.js
2011-03-03 20:48:03 -06:00

69 lines
1.9 KiB
JavaScript

var pg = require(__dirname + '/../lib')
var pgNative = require(__dirname + '/../lib/native');
var bencher = require('bencher');
var helper = require(__dirname + '/../test/test-helper')
var conString = helper.connectionString()
var round = function(num) {
return Math.round((num*1000))/1000
}
var doBenchmark = function() {
var bench = bencher({
name: 'js/native compare',
repeat: 1000,
actions: [{
name: 'javascript client - simple query',
run: function(next) {
var query = client.query('SELECT name, age FROM person WHERE age > 10');
query.on('end', function() {
next();
});
}
},{
name: 'native client - simple query',
run: function(next) {
var query = nativeClient.query('SELECT name FROM person WHERE age > $1', [10]);
query.on('end', function() {
next();
});
}
}, {
name: 'javascript client - parameterized query',
run: function(next) {
var query = client.query('SELECT name, age FROM person WHERE age > $1', [10]);
query.on('end', function() {
next();
});
}
},{
name: 'native client - parameterized query',
run: function(next) {
var query = nativeClient.query('SELECT name, age FROM person WHERE age > $1', [10]);
query.on('end', function() {
next();
});
}
}]
});
bench(function(result) {
console.log();
console.log("%s (%d repeats):", result.name, result.repeat)
result.actions.forEach(function(action) {
console.log(" %s: \n average: %d ms\n total: %d ms", action.name, round(action.meanTime), round(action.totalTime));
})
client.end();
nativeClient.end();
})
}
var client = new pg.Client(conString);
var nativeClient = new pgNative.Client(conString);
client.connect();
client.on('connect', function() {
nativeClient.connect();
nativeClient.on('connect', function() {
doBenchmark();
});
});