new_contents: # -*- coding: utf-8 -*-
  import pytest
  
  from accounts.pricing import Price, PriceDatabase
  
  # Database migrations run for each test in this module.
  # See `conftest.pytest_runtest*`.
  DB_MIGRATIONS = ['0005-create-prices']
  
  # Fixtures ###
  
  @pytest.fixture
  def price(db):
      return PriceDatabase(db.connection)
  
  # Tests ###
  
  def test_convert(price):
      res = price.convert((1, 20, 20))
      assert isinstance(res, Price)
      assert res.__dict__ == Price(20, 20).__dict__
  
  def test_prices(db, price):
      db.execute("INSERT INTO prices (bytes, amount) VALUES (10, 10), (20, 20), (30, 30)")
      db.connection.commit()
  
      res = price.prices()
      assert len(res) == 3
      assert isinstance(res[0], Price)
      assert res[0].__dict__ == Price(10, 10).__dict__
  
subject: Add pricing tests