def test_nest():
"""
Test the simple 1D nesting functionality.
"""
a = ParamSpec("a", paramtype="numeric")
b = ParamSpec("b", paramtype="numeric")
table_a = ParamTable([a])
table_b = ParamTable([b])
# This represents a 1D sweep such as:
# nest(sweep(a, [0, 1, 2]), b)
# that is, sweep a and measure b at each set point
table_nest = table_a.nest(table_b)
table_nest.resolve_dependencies()
# Extract specs from the table
table_specs = table_nest.param_specs
assert len(table_specs) == 2
# The specs extracted should have the correct dependencies
assert table_specs[0].name == 'a'
assert table_specs[0].depends_on == ''
assert table_specs[1].name == 'b'
assert table_specs[1].depends_on == 'a'
# The original specs should not be touched
assert b.depends_on == ''
def test_double_nest():
"""
Test the 2D nesting functionality
"""
a = ParamSpec("a", paramtype="numeric")
b = ParamSpec("b", paramtype="numeric")
c = ParamSpec("c", paramtype="numeric")
table_a = ParamTable([a])
table_b = ParamTable([b])
table_c = ParamTable([c])
# A 2D sweep
# table_nest = table_a.nest(table_b.nest(table_c))
table_nest = table_a.nest(table_b).nest(table_c)
table_nest.resolve_dependencies()
# Extract specs from the table
table_specs = table_nest.param_specs
table_specs = sorted(table_specs, key=lambda v: v.name)
assert len(table_specs) == 3
# The specs extracted should have the correct dependencies
assert table_specs[0].name == 'a'
assert table_specs[0].depends_on == ''
assert table_specs[1].name == 'b'
assert table_specs[1].depends_on == ''
assert table_specs[2].name == 'c'
assert table_specs[2].depends_on == 'a, b'
# The original specs should not be touched
assert a.depends_on == ''
assert b.depends_on == ''
assert c.depends_on == ''
def test_nest_chain():
"""
We test the following in pseudo-code
for a in [0, 1, 2]:
b()
c()
Both 'b' and 'c' depend on 'a'
"""
a = ParamSpec("a", paramtype="numeric")
b = ParamSpec("b", paramtype="numeric")
c = ParamSpec("c", paramtype="numeric")
table_a = ParamTable([a])
table_b = ParamTable([b])
table_c = ParamTable([c])
table_result = table_a.nest(table_b.chain(table_c))
table_result.resolve_dependencies()
# Extract specs from the table
table_specs = table_result.param_specs
assert len(table_specs) == 3
assert table_specs[0].name == 'a'
assert table_specs[0].depends_on == ''
assert table_specs[1].name == 'b'
assert table_specs[1].depends_on == 'a'
assert table_specs[2].name == 'c'
assert table_specs[2].depends_on == 'a'
def test_nest_chain_nest():
"""
Test a sweep which is equivalent to
for a in [0, 1, 2]:
for b in [0, 1, 2]:
c()
for d in [0, 1, 2]:
e()
"""
a = ParamSpec("a", paramtype="numeric")
b = ParamSpec("b", paramtype="numeric")
c = ParamSpec("c", paramtype="numeric")
d = ParamSpec("d", paramtype="numeric")
e = ParamSpec("e", paramtype="numeric")
table_a = ParamTable([a])
table_b = ParamTable([b])
table_c = ParamTable([c])
table_d = ParamTable([d])
table_e = ParamTable([e])
table_result = table_a.nest(
table_b.nest(table_c).chain(table_d.nest(table_e)))
table_result.resolve_dependencies()
table_specs = table_result.param_specs
assert len(table_specs) == 5
assert table_specs[0].name == 'a'
assert table_specs[0].depends_on == ''
assert table_specs[1].name == 'b'
assert table_specs[1].depends_on == ''
assert table_specs[2].name == 'c'
assert table_specs[2].depends_on == 'a, b'
assert table_specs[3].name == 'd'
assert table_specs[3].depends_on == ''
assert table_specs[4].name == 'e'
assert table_specs[4].depends_on == 'a, d'
def test_inferred_from():
"""
Test the 2D nesting functionality whereby the measurement generates two
parameters, the second being inferred from the first
"""
a = ParamSpec("a", paramtype="numeric")
b = ParamSpec("b", paramtype="numeric")
c = ParamSpec("c", paramtype="numeric")
d = ParamSpec("d", paramtype="numeric", inferred_from=['c'])
table_a = ParamTable([a])
table_b = ParamTable([b])
table_c = ParamTable([c, d])
table_nest = table_a.nest(table_b).nest(table_c)
table_nest.resolve_dependencies()
# Extract specs from the table
table_specs = table_nest.param_specs
table_specs = sorted(table_specs, key=lambda v: v.name)
assert len(table_specs) == 4
# The specs extracted should have the correct dependencies
assert table_specs[0].name == 'a'
assert table_specs[0].depends_on == ''
assert table_specs[1].name == 'b'
assert table_specs[1].depends_on == ''
assert table_specs[2].name == 'c'
assert table_specs[2].depends_on == 'a, b'
assert table_specs[3].name == 'd'
assert table_specs[3].depends_on == 'a, b'
assert table_specs[3].inferred_from == 'c'
# The original specs should not be touched
assert a.depends_on == ''
assert b.depends_on == ''
assert c.depends_on == ''