def test_empty_samplers():
empty_sampler = SamplerManager({})
assert empty_sampler.is_empty()
empty_cur_sample = empty_sampler.sample_all()
assert empty_cur_sample == {}
none_sampler = SamplerManager(None)
assert none_sampler.is_empty()
none_cur_sample = none_sampler.sample_all()
assert none_cur_sample == {}
def test_sampler_config_1():
config = sampler_config_1()
sampler = SamplerManager(config)
assert sampler.is_empty() is False
assert isinstance(sampler.samplers["mass"], UniformSampler)
assert isinstance(sampler.samplers["gravity"], MultiRangeUniformSampler)
cur_sample = sampler.sample_all()
# Check uniform sampler for mass
assert sampler.samplers["mass"].min_value == config["mass"]["min_value"]
assert sampler.samplers["mass"].max_value == config["mass"]["max_value"]
assert config["mass"]["min_value"] <= cur_sample["mass"]
assert config["mass"]["max_value"] >= cur_sample["mass"]
# Check multirange_uniform sampler for gravity
assert sampler.samplers["gravity"].intervals == config["gravity"][
"intervals"]
assert check_value_in_intervals(cur_sample["gravity"],
sampler.samplers["gravity"].intervals)
