59     if new_assertion.variant == TestAssertion.Variant.NextLine:
61          (self.assertions[-1].variant != TestAssertion.Variant.InOrder and \
62           self.assertions[-1].variant != TestAssertion.Variant.NextLine):
76   class Variant(object):  class in TestAssertion
97     if self.variant == TestAssertion.Variant.Not:
98       if new_expression.variant == TestExpression.Variant.VarDef:
106       if expression.variant == TestExpression.Variant.Separator:
120   class Variant(object):  class in TestExpression
151     return TestExpression(TestExpression.Variant.Separator, None, None)
155     return TestExpression(TestExpression.Variant.PlainText, None, text)
159     return TestExpression(TestExpression.Variant.Pattern, None, re.escape(text))
163     return TestExpression(TestExpression.Variant.Pattern, None, pattern)
168     return TestExpression(TestExpression.Variant.VarRef, name, None)
173     return TestExpression(TestExpression.Variant.VarDef, name, pattern)