node-postgres/test/unit/utils-tests.js

require(__dirname + '/test-helper');
var utils = require(__dirname + "/../../lib/utils");
var defaults = require(__dirname + "/../../lib").defaults;

//this tests the monkey patching
//to ensure comptability with older
//versions of node
test("EventEmitter.once", function(t) {

  //an event emitter
  var stream = new MemoryStream();

  var callCount = 0;
  stream.once('single', function() {
    callCount++;
  });

  stream.emit('single');
  stream.emit('single');
  assert.equal(callCount, 1);
});


test('types are exported', function() {
  var pg = require(__dirname + '/../../lib/index');
  assert.ok(pg.types);
});

test('normalizing query configs', function() {
  var config
	var callback = function () {}

  config = utils.normalizeQueryConfig({text: 'TEXT'})
	assert.same(config, {text: 'TEXT'})

	config = utils.normalizeQueryConfig({text: 'TEXT'}, [10])
	assert.deepEqual(config, {text: 'TEXT', values: [10]})

	config = utils.normalizeQueryConfig({text: 'TEXT', values: [10]})
	assert.deepEqual(config, {text: 'TEXT', values: [10]})

	config = utils.normalizeQueryConfig('TEXT', [10], callback)
	assert.deepEqual(config, {text: 'TEXT', values: [10], callback: callback})

	config = utils.normalizeQueryConfig({text: 'TEXT', values: [10]}, callback)
	assert.deepEqual(config, {text: 'TEXT', values: [10], callback: callback})
})