# Copyright (c) 2011, SoundCloud Ltd., Rany Keddo, Tobias Bielohlawek, Tobias
# Schmidt

require File.expand_path(File.dirname(__FILE__)) + '/unit_helper'

require 'lhm/sql_helper'

describe Lhm::SqlHelper do
  it "should name index with a single column" do
    Lhm::SqlHelper.
      idx_name(:users, :name).
      must_equal("index_users_on_name")
  end

  it "should name index with multiple columns" do
    Lhm::SqlHelper.
      idx_name(:users, [:name, :firstname]).
      must_equal("index_users_on_name_and_firstname")
  end

  it "should name index with prefixed column" do
    Lhm::SqlHelper.
      idx_name(:tracks, ["title(10)", "album"]).
      must_equal("index_tracks_on_title_and_album")
  end

  it "should quote column names in index specification" do
    Lhm::SqlHelper.
      idx_spec(["title(10)", "album"]).
      must_equal("`title`(10), `album`")
  end
end