def test_var_default_none(self):
self.config.cli_vars = {'foo': None}
var = providers.RuntimeVar(self.context, self.config, self.model)
self.assertEqual(var('foo'), None)
self.assertEqual(var('foo', 'bar'), None)
def test_var_not_defined(self):
var = providers.RuntimeVar(self.context, self.config, self.model)
self.assertEqual(var('foo', 'bar'), 'bar')
with self.assertRaises(dbt.exceptions.CompilationException):
var('foo')
def test_var_default_something(self):
self.config.cli_vars = {'foo': 'baz'}
var = providers.RuntimeVar(self.context, self.config, self.model)
self.assertEqual(var('foo'), 'baz')
self.assertEqual(var('foo', 'bar'), 'baz')