def empty_behaviour():
''' Empty comparator should compare len(object) to 0 '''
spec = Spec(Empty())
spec.description().should_be('empty')
spec.compares_to([1, 2]).should_be(False)
spec.compares_to([1]).should_be(False)
spec.compares_to([]).should_be(True)
spec.compares_to('z').should_be(False)
spec.compares_to('').should_be(True)
def empty_behaviour():
''' Empty comparator should compare len(object) to 0 '''
spec = Spec(Empty())
spec.description().should_be('empty')
spec.compares_to([1, 2]).should_be(False)
spec.compares_to([1]).should_be(False)
spec.compares_to([]).should_be(True)
spec.compares_to('z').should_be(False)
spec.compares_to('').should_be(True)
def lessthan_behaviour():
''' LessThan comparator should compare objects with < '''
spec = Spec(LessThan(1))
spec.description().should_be('< 1')
spec.compares_to(0).should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to('a').should_be(False)
spec = Spec(LessThan([1]))
spec.description().should_be('< [1]')
spec.compares_to([]).should_be(True)
spec.compares_to([1]).should_be(False)
def lessthan_behaviour():
''' LessThan comparator should compare objects with < '''
spec = Spec(LessThan(1))
spec.description().should_be('< 1')
spec.compares_to(0).should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to('a').should_be(False)
spec = Spec(LessThan([1]))
spec.description().should_be('< [1]')
spec.compares_to([]).should_be(True)
spec.compares_to([1]).should_be(False)
def reprequals_behaviour():
''' ReprEquals comparator should compare objects with repr() '''
spec = Spec(ReprEquals(1))
spec.description().should_be('repr() value 1')
spec.compares_to(1).should_be(True)
spec.compares_to('1').should_be(False)
spec.compares_to([1]).should_be(False)
spec = Spec(ReprEquals('1'))
spec.description().should_be("repr() value '1'")
spec.compares_to('1').should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to([1]).should_be(False)
def reprequals_behaviour():
''' ReprEquals comparator should compare objects with repr() '''
spec = Spec(ReprEquals(1))
spec.description().should_be('repr() value 1')
spec.compares_to(1).should_be(True)
spec.compares_to('1').should_be(False)
spec.compares_to([1]).should_be(False)
spec = Spec(ReprEquals('1'))
spec.description().should_be("repr() value '1'")
spec.compares_to('1').should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to([1]).should_be(False)
def notcomparator_behaviour():
''' NotComparator should negate other comparisons '''
spec = Spec(NotComparator(EqualsEquals(1)))
spec.description().should_be('not == 1')
spec.compares_to(1).should_be(False)
spec.compares_to('1').should_be(True)
spec.compares_to([1]).should_be(True)
spec = Spec(NotComparator(EqualsEquals('1')))
spec.description().should_be("not == '1'")
spec.compares_to('1').should_be(False)
spec.compares_to(1).should_be(True)
spec.compares_to([1]).should_be(True)
def notcomparator_behaviour():
''' NotComparator should negate other comparisons '''
spec = Spec(NotComparator(EqualsEquals(1)))
spec.description().should_be('not == 1')
spec.compares_to(1).should_be(False)
spec.compares_to('1').should_be(True)
spec.compares_to([1]).should_be(True)
spec = Spec(NotComparator(EqualsEquals('1')))
spec.description().should_be("not == '1'")
spec.compares_to('1').should_be(False)
spec.compares_to(1).should_be(True)
spec.compares_to([1]).should_be(True)
def length_behaviour():
''' Length comparator should compare len(object) to specified length '''
spec = Spec(Length(1))
spec.description().should_be('length 1')
spec.compares_to([1, 2]).should_be(False)
spec.compares_to([1]).should_be(True)
spec.compares_to([2]).should_be(True)
spec.compares_to('z').should_be(True)
spec.compares_to('xyz').should_be(False)
def length_behaviour():
''' Length comparator should compare len(object) to specified length '''
spec = Spec(Length(1))
spec.description().should_be('length 1')
spec.compares_to([1, 2]).should_be(False)
spec.compares_to([1]).should_be(True)
spec.compares_to([2]).should_be(True)
spec.compares_to('z').should_be(True)
spec.compares_to('xyz').should_be(False)
def equalsequals_behaviour():
''' EqualsEquals comparator should compare objects with == '''
spec = Spec(EqualsEquals(1))
spec.description().should_be('== 1')
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(False)
spec = Spec(EqualsEquals([]))
spec.description().should_be('== []')
spec.compares_to([]).should_be(True)
spec.compares_to([1]).should_be(False)
def equalsequals_behaviour():
''' EqualsEquals comparator should compare objects with == '''
spec = Spec(EqualsEquals(1))
spec.description().should_be('== 1')
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(False)
spec = Spec(EqualsEquals([]))
spec.description().should_be('== []')
spec.compares_to([]).should_be(True)
spec.compares_to([1]).should_be(False)
def type_behaviour():
''' Type comparator should compare type() '''
spec = Spec(Type(list))
spec.compares_to([]).should_be(True)
spec.compares_to({}).should_be(False)
spec.description().should_be("type <class 'list'>")
spec = Spec(Type([]))
spec.compares_to([]).should_be(True)
spec.compares_to({}).should_be(False)
spec.description().should_be("type <class 'list'>")
def type_behaviour():
''' Type comparator should compare type() '''
spec = Spec(Type(list))
spec.compares_to([]).should_be(True)
spec.compares_to({}).should_be(False)
spec.description().should_be("type <class 'list'>")
spec = Spec(Type([]))
spec.compares_to([]).should_be(True)
spec.compares_to({}).should_be(False)
spec.description().should_be("type <class 'list'>")
def greaterthan_behaviour():
''' GreaterThan comparator should compare objects with > '''
spec = Spec(GreaterThan(1))
spec.description().should_be('> 1')
spec.compares_to(2).should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to('a').should_be(False)
spec = Spec(GreaterThan([]))
spec.description().should_be('> []')
spec.compares_to([]).should_be(False)
spec.compares_to([1]).should_be(True)
def greaterthan_behaviour():
''' GreaterThan comparator should compare objects with > '''
spec = Spec(GreaterThan(1))
spec.description().should_be('> 1')
spec.compares_to(2).should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to('a').should_be(False)
spec = Spec(GreaterThan([]))
spec.description().should_be('> []')
spec.compares_to([]).should_be(False)
spec.compares_to([1]).should_be(True)
def greaterthanorequal_behaviour():
''' GreaterThanOrEqual should compare using >= '''
spec = Spec(GreaterThanOrEqual(2))
spec.description().should_be("=> 2")
spec.compares_to(2).should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to('a').should_be(False)
def notcontain_behaviour():
''' NotContain comparator should negate the behaviour of Contain '''
spec = Spec(NotContain(1))
spec.description().should_be('not contain 1')
spec.compares_to([1, 2]).should_be(False)
spec.compares_to([1]).should_be(False)
spec.compares_to([2]).should_be(True)
def greaterthanorequal_behaviour():
''' GreaterThanOrEqual should compare using >= '''
spec = Spec(GreaterThanOrEqual(2))
spec.description().should_be("=> 2")
spec.compares_to(2).should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to('a').should_be(False)
def notcontain_behaviour():
''' NotContain comparator should negate the behaviour of Contain '''
spec = Spec(NotContain(1))
spec.description().should_be('not contain 1')
spec.compares_to([1, 2]).should_be(False)
spec.compares_to([1]).should_be(False)
spec.compares_to([2]).should_be(True)
def lessthanorequal_behaviour():
''' LessThanOrEqual should compare using <= '''
spec = Spec(LessThanOrEqual(2))
spec.description().should_be("<= 2")
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(True)
spec.compares_to(3).should_be(False)
spec.compares_to('a').should_be(False)
def anything_behaviour():
''' Anything comparator should find all compared objects equivalent. '''
spec = Spec(Anything())
spec.description().should_be("anything")
spec.compares_to(1).should_be(True)
spec.compares_to('1').should_be(True)
spec.compares_to([1]).should_be(True)
spec.compares_to('xyz').should_be(True)
def lessthanorequal_behaviour():
''' LessThanOrEqual should compare using <= '''
spec = Spec(LessThanOrEqual(2))
spec.description().should_be("<= 2")
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(True)
spec.compares_to(3).should_be(False)
spec.compares_to('a').should_be(False)
def nothing_behaviour():
''' Nothing comparator should never find compared objects equivalent. '''
spec = Spec(Nothing())
spec.description().should_be("nothing")
spec.compares_to(1).should_be(False)
spec.compares_to('1').should_be(False)
spec.compares_to([1]).should_be(False)
spec.compares_to('xyz').should_be(False)
def anything_behaviour():
''' Anything comparator should find all compared objects equivalent. '''
spec = Spec(Anything())
spec.description().should_be("anything")
spec.compares_to(1).should_be(True)
spec.compares_to('1').should_be(True)
spec.compares_to([1]).should_be(True)
spec.compares_to('xyz').should_be(True)
def nothing_behaviour():
''' Nothing comparator should never find compared objects equivalent. '''
spec = Spec(Nothing())
spec.description().should_be("nothing")
spec.compares_to(1).should_be(False)
spec.compares_to('1').should_be(False)
spec.compares_to([1]).should_be(False)
spec.compares_to('xyz').should_be(False)
def notnonevalue_behaviour():
''' NotNoneValue comparator should compare objects with not-None '''
spec = Spec(NotNoneValue())
spec.description().should_be('not None')
spec.compares_to(None).should_be(False)
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(True)
spec.compares_to([]).should_be(True)
spec.compares_to('').should_be(True)
def notnonevalue_behaviour():
''' NotNoneValue comparator should compare objects with not-None '''
spec = Spec(NotNoneValue())
spec.description().should_be('not None')
spec.compares_to(None).should_be(False)
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(True)
spec.compares_to([]).should_be(True)
spec.compares_to('').should_be(True)
def sameas_behaviour():
''' SameAs comparator should compare objects with "same" / "is" '''
spec = Spec(SameAs(1))
spec.description().should_be('same as 1')
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(False)
spec = Spec(SameAs([]))
spec.description().should_be('same as []')
spec.compares_to([]).should_be(False)
def sameas_behaviour():
''' SameAs comparator should compare objects with "same" / "is" '''
spec = Spec(SameAs(1))
spec.description().should_be('same as 1')
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(False)
spec = Spec(SameAs([]))
spec.description().should_be('same as []')
spec.compares_to([]).should_be(False)
def exceptionvalue_behaviour():
''' ExceptionValue comparator should compare type and messsage '''
spec = Spec(ExceptionValue(IndexError('with message')))
spec.description().should_be('%r' % IndexError('with message'))
spec.compares_to(IndexError('with message')).should_be(True)
spec.compares_to(IndexError('different message')).should_be(False)
spec.compares_to(ValueError('with message')).should_be(False)
spec = Spec(ExceptionValue(IndexError))
spec.description().should_be('IndexError')
spec.compares_to(IndexError('with message')).should_be(True)
spec.compares_to(IndexError('different message')).should_be(True)
spec.compares_to(ValueError('with message')).should_be(False)
def contain_behaviour():
''' Contain comparator should compare objects with "in" / "contains" '''
spec = Spec(Contain('a'))
spec.description().should_be("contain 'a'")
spec.compares_to(['a', 'b']).should_be(True)
spec.compares_to(['a']).should_be(True)
spec.compares_to(['b']).should_be(False)
spec.compares_to('abc').should_be(True)
spec.compares_to('def').should_be(False)
spec.compares_to({'a': 1}).should_be(True)
spec.compares_to({'b': 'a'}).should_be(False)
spec.compares_to(2).should_be(False)
spec = Spec(Contain(1))
spec.description().should_be('contain 1')
spec.compares_to([1, 2]).should_be(True)
spec.compares_to([1]).should_be(True)
spec.compares_to([2]).should_be(False)
spec.compares_to('12').should_be(False)
spec.compares_to({1: 'a'}).should_be(True)
spec.compares_to({'b': 1}).should_be(False)
def strequals_behaviour():
''' StrEquals comparator should compare objects with str() '''
spec = Spec(StrEquals(1))
spec.description().should_be("str() value '1'")
spec.compares_to(1).should_be(True)
spec.compares_to('1').should_be(True)
spec.compares_to([1]).should_be(False)
spec = Spec(StrEquals('1'))
spec.description().should_be("str() value '1'")
spec.compares_to(1).should_be(True)
spec.compares_to('1').should_be(True)
spec.compares_to([1]).should_be(False)
def orcomparator_behaviour():
''' OrComparator should chain "either-or" comparisons together '''
spec = Spec(OrComparator(LessThan(2), EqualsEquals(2)))
spec.description().should_be("< 2 or == 2")
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(True)
spec.compares_to(3).should_be(False)
spec.compares_to('a').should_be(False)
spec = Spec(OrComparator(GreaterThan(2), EqualsEquals(2)))
spec.description().should_be("> 2 or == 2")
spec.compares_to(2).should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to('a').should_be(False)
def exceptionvalue_behaviour():
''' ExceptionValue comparator should compare type and messsage '''
spec = Spec(ExceptionValue(IndexError('with message')))
spec.description().should_be('%r' % IndexError('with message'))
spec.compares_to(IndexError('with message')).should_be(True)
spec.compares_to(IndexError('different message')).should_be(False)
spec.compares_to(ValueError('with message')).should_be(False)
spec = Spec(ExceptionValue(IndexError))
spec.description().should_be('IndexError')
spec.compares_to(IndexError('with message')).should_be(True)
spec.compares_to(IndexError('different message')).should_be(True)
spec.compares_to(ValueError('with message')).should_be(False)
def contain_behaviour():
''' Contain comparator should compare objects with "in" / "contains" '''
spec = Spec(Contain('a'))
spec.description().should_be("contain 'a'")
spec.compares_to(['a', 'b']).should_be(True)
spec.compares_to(['a']).should_be(True)
spec.compares_to(['b']).should_be(False)
spec.compares_to('abc').should_be(True)
spec.compares_to('def').should_be(False)
spec.compares_to({'a':1}).should_be(True)
spec.compares_to({'b':'a'}).should_be(False)
spec.compares_to(2).should_be(False)
spec = Spec(Contain(1))
spec.description().should_be('contain 1')
spec.compares_to([1, 2]).should_be(True)
spec.compares_to([1]).should_be(True)
spec.compares_to([2]).should_be(False)
spec.compares_to('12').should_be(False)
spec.compares_to({1:'a'}).should_be(True)
spec.compares_to({'b':1}).should_be(False)
def strequals_behaviour():
''' StrEquals comparator should compare objects with str() '''
spec = Spec(StrEquals(1))
spec.description().should_be("str() value '1'")
spec.compares_to(1).should_be(True)
spec.compares_to('1').should_be(True)
spec.compares_to([1]).should_be(False)
spec = Spec(StrEquals('1'))
spec.description().should_be("str() value '1'")
spec.compares_to(1).should_be(True)
spec.compares_to('1').should_be(True)
spec.compares_to([1]).should_be(False)
def floatvalue_behaviour():
''' FloatValue comparator should compare objects with tolerance for FPA '''
spec = Spec(FloatValue(1.1))
spec.tolerance().should_be(0.01)
spec.compares_to(1.1).should_be(True)
spec.description().should_be('within 0.01 of 1.1')
spec.compares_to(1.11).should_be(True)
spec.compares_to(1.12).should_be(False)
spec.compares_to(1.2).should_be(False)
spec.compares_to(1.09).should_be(True)
spec.compares_to(1.08).should_be(False)
spec.compares_to(1.0).should_be(False)
spec = Spec(FloatValue(1.1, 0.05))
spec.tolerance().should_be(0.05)
spec.description().should_be('within 0.05 of 1.1')
spec.compares_to(1.1).should_be(True)
spec.compares_to(1.11).should_be(True)
spec.compares_to(1.12).should_be(True)
spec.compares_to(1.2).should_be(False)
spec.compares_to(1.09).should_be(True)
spec.compares_to(1.08).should_be(True)
spec.compares_to(1.0).should_be(False)
spec = Spec(FloatValue(1.11))
spec.tolerance().should_be(0.001)
spec.description().should_be('within 0.001 of 1.11')
spec = Spec(FloatValue(1.99))
spec.tolerance().should_be(0.001)
spec = Spec(FloatValue(2))
spec.tolerance().should_be(0.1)
def floatvalue_behaviour():
''' FloatValue comparator should compare objects with tolerance for FPA '''
spec = Spec(FloatValue(1.1))
spec.tolerance().should_be(0.01)
spec.compares_to(1.1).should_be(True)
spec.description().should_be('within 0.01 of 1.1')
spec.compares_to(1.11).should_be(True)
spec.compares_to(1.12).should_be(False)
spec.compares_to(1.2).should_be(False)
spec.compares_to(1.09).should_be(True)
spec.compares_to(1.08).should_be(False)
spec.compares_to(1.0).should_be(False)
spec = Spec(FloatValue(1.1, 0.05))
spec.tolerance().should_be(0.05)
spec.description().should_be('within 0.05 of 1.1')
spec.compares_to(1.1).should_be(True)
spec.compares_to(1.11).should_be(True)
spec.compares_to(1.12).should_be(True)
spec.compares_to(1.2).should_be(False)
spec.compares_to(1.09).should_be(True)
spec.compares_to(1.08).should_be(True)
spec.compares_to(1.0).should_be(False)
spec = Spec(FloatValue(1.11))
spec.tolerance().should_be(0.001)
spec.description().should_be('within 0.001 of 1.11')
spec = Spec(FloatValue(1.99))
spec.tolerance().should_be(0.001)
spec = Spec(FloatValue(2))
spec.tolerance().should_be(0.1)
def orcomparator_behaviour():
''' OrComparator should chain "either-or" comparisons together '''
spec = Spec(OrComparator(LessThan(2), EqualsEquals(2)))
spec.description().should_be("< 2 or == 2")
spec.compares_to(1).should_be(True)
spec.compares_to(2).should_be(True)
spec.compares_to(3).should_be(False)
spec.compares_to('a').should_be(False)
spec = Spec(OrComparator(GreaterThan(2), EqualsEquals(2)))
spec.description().should_be("> 2 or == 2")
spec.compares_to(2).should_be(True)
spec.compares_to(1).should_be(False)
spec.compares_to('a').should_be(False)
