node-postgres/packages/pg-native/test/prepare.js

var Client = require("../");
var ok = require("okay");
var async = require("async");

describe("async prepare", function () {
  var run = function (n, cb) {
    var client = new Client();
    client.connectSync();

    var exec = function (x, done) {
      client.prepare("get_now" + x, "SELECT NOW()", 0, done);
    };

    async.timesSeries(
      10,
      exec,
      ok(cb, function () {
        client.end(cb);
      }),
    );
  };

  var t = function (n) {
    it("works for " + n + " clients", function (done) {
      async.times(n, run, function (err) {
        done(err);
      });
    });
  };

  for (var i = 0; i < 10; i++) {
    t(i);
  }
});

describe("async execute", function () {
  var run = function (n, cb) {
    var client = new Client();
    client.connectSync();
    client.prepareSync("get_now", "SELECT NOW()", 0);
    var exec = function (x, cb) {
      client.execute("get_now", [], cb);
    };
    async.timesSeries(
      10,
      exec,
      ok(cb, function () {
        client.end(cb);
      }),
    );
  };

  var t = function (n) {
    it("works for " + n + " clients", function (done) {
      async.times(n, run, function (err) {
        done(err);
      });
    });
  };

  for (var i = 0; i < 10; i++) {
    t(i);
  }
});