message: fix brittle completer test
diff: @@ -24,7 +24,10 @@ describe('completer.completer', () => {
  context('when no version is passed to completer', () => {
  it('matches all db completions', () => {
  const i = 'db.';
  - expect(completer(undefined, i)).to.deep.equal([[
  + const c = completer(undefined, i);
  + expect(c.length).to.equal(2);
  + expect(c[1]).to.equal(i);
  + expect(c[0]).to.include.members([
  'db.getMongo',
  'db.getName',
  'db.getCollectionNames',
  @@ -58,7 +61,7 @@ describe('completer.completer', () => {
  'db.revokePrivilegesFromRole',
  'db.getRole',
  'db.getRoles'
  - ], i]);
  + ]);
  });
  it('does not have a match', () => {
  