def test_draw_write_round_trip(f):
d = ConjectureData.for_buffer(hbytes(10))
flt.write_float(d, f)
d2 = ConjectureData.for_buffer(d.buffer)
g = flt.draw_float(d2)
if f == f:
assert f == g
assert float_to_int(f) == float_to_int(g)
d3 = ConjectureData.for_buffer(d2.buffer)
flt.draw_float(d3)
assert d3.buffer == d2.buffer
def test_draw_write_round_trip(f):
d = ConjectureData.for_buffer(bytes(10))
flt.write_float(d, f)
d2 = ConjectureData.for_buffer(d.buffer)
g = flt.draw_float(d2)
if f == f:
assert f == g
assert float_to_int(f) == float_to_int(g)
d3 = ConjectureData.for_buffer(d2.buffer)
flt.draw_float(d3)
assert d3.buffer == d2.buffer
def minimal_from(start, condition):
runner = float_runner(start, condition)
runner.shrink_interesting_examples()
(v, ) = runner.interesting_examples.values()
result = flt.draw_float(ConjectureData.for_buffer(v.buffer))
assert condition(result)
return result
def do_draw(self, data):
while True:
data.start_example(FLOAT_STRATEGY_DO_DRAW_LABEL)
i = self.sampler.sample(data)
if i == 0:
result = flt.draw_float(data)
else:
result = self.nasty_floats[i - 1]
flt.write_float(data, result)
data.stop_example()
if self.permitted(result):
return result
def test_function(data):
f = flt.draw_float(data)
if condition(f):
data.mark_interesting()
def shrinker(data):
flt.draw_float(data)
if hbytes(data.buffer) == base_buf:
data.mark_interesting()
def shrinker(data):
flt.draw_float(data)
if hbytes(data.buffer) == base_buf:
data.mark_interesting()