node-postgres/test/integration/client/result-metadata-tests.js

var helper = require(__dirname + "/test-helper");
var pg = helper.pg;

test('should return insert metadata', function() {
  pg.connect(helper.config, assert.calls(function(err, client, done) {
    assert.isNull(err);

    client.query("CREATE TEMP TABLE zugzug(name varchar(10))", assert.calls(function(err, result) {
      assert.isNull(err);
      assert.equal(result.oid, null);
      assert.equal(result.command, 'CREATE');

      var q = client.query("INSERT INTO zugzug(name) VALUES('more work?')", assert.calls(function(err, result) {
        assert.equal(result.command, "INSERT");
        assert.equal(result.rowCount, 1);

        client.query('SELECT * FROM zugzug', assert.calls(function(err, result) {
          assert.isNull(err);
          assert.equal(result.rowCount, 1);
          assert.equal(result.command, 'SELECT');
          process.nextTick(pg.end.bind(pg));
        }));
      }));

      assert.emits(q, 'end', function(result) {
        assert.equal(result.command, "INSERT");
        assert.equal(result.rowCount, 1);
        done();
      });

    }));
  }));
});