def test_timeintervaltools_TimeInterval_scale_by_rational_03(): r'''TimeInterval duration can be scaled with Fractions. ''' i1 = TimeInterval(3, 23) i2 = i1.scale_by_rational(Fraction(1, 2)) assert i2.start_offset == 3 assert i2.duration == 10
def test_timeintervaltools_TimeInterval_scale_by_rational_02(): r'''TimeInterval duration can be scaled with ints. ''' i1 = TimeInterval(3, 23) i2 = i1.scale_by_rational(2) assert i2.start_offset == 3 assert i2.duration == 40
def test_timeintervaltools_TimeInterval_shift_to_rational_03(): r'''TimeIntervals can be shifted by Fractions. ''' i1 = TimeInterval(3, 23) i2 = i1.shift_to_rational(Fraction(-51, 3)) assert i2.start_offset == Fraction(-51, 3) assert i2.duration == i1.duration
def test_timeintervaltools_TimeInterval_shift_to_rational_02(): r'''TimeIntervals can be shifted by ints. ''' i1 = TimeInterval(3, 23) i2 = i1.shift_to_rational(-1) assert i2.start_offset == -1 assert i2.duration == i1.duration
def test_timeintervaltools_TimeInterval_scale_by_rational_01(): r'''TimeInterval.scale_by_rational returns a new TimeInterval instance unless offset is 1. ''' i1 = TimeInterval(3, 23) i2 = i1.scale_by_rational(2) assert i1 != i2 i2 = i1.scale_by_rational(1) assert i1 == i2
def test_timeintervaltools_TimeInterval_shift_to_rational_01(): r'''TimeInterval.shift_to_rational returns a new TimeInterval instance unless offset is old start_offset offset. ''' i1 = TimeInterval(3, 23) i2 = i1.shift_to_rational(-1000) assert i1 != i2 i2 = i1.shift_to_rational(3) assert i1 == i2