def attribute_multipe_values(uri,
classname,
attr,
values,
tol,
repeats=1,
sleep=0):
"""attribute_multipe_values: Write and read back multiple class properties
in a loop where all values are pre-defined. This is performed a defined
number of times.
parameters:
uri: type=string
URI of IIO context of target board/system
classname: type=string
Name of pyadi interface class which contain attribute
attr: type=string
Attribute name to be written. Must be property of classname
values: type=list
A list of values to write and check as attributes
tol: type=integer
Allowable error of written value compared to read back value
repeats: type=integer
Number of times to repeatedly write values
"""
for _ in range(repeats):
for val in values:
if isinstance(val, str):
assert dev_interface(uri, classname, val, attr, 0, sleep=sleep)
else:
assert dev_interface(
uri, classname, val, attr, tol, sleep=sleep) <= tol
def attribute_multipe_values(uri, classname, attr, values, tol, repeats=1):
# bi = BoardInterface(classname, devicename)
for _ in range(repeats):
for val in values:
if isinstance(val, str):
assert dev_interface(uri, classname, val, attr, 0)
else:
assert dev_interface(uri, classname, val, attr, tol) <= tol
def attribute_single_value_pow2(uri, classname, attr, max_pow, tol, repeats=1):
"""attribute_single_value_pow2: Write and read back integer class property
where the integer is a power of 2. This is performed a defined
number of times and the value written is randomly determined based
in input parameters
parameters:
uri: type=string
URI of IIO context of target board/system
classname: type=string
Name of pyadi interface class which contain attribute
attr: type=string
Attribute name to be written. Must be property of classname
max_pow: type=integer
Largest power of 2 attribute allow to be
tol: type=integer
Allowable error of written value compared to read back value
repeats: type=integer
Number of random values to tests. Generated from uniform distribution
"""
# Pick random number in operational range
nums = [2**k for k in range(max_pow)]
for _ in range(repeats):
ind = random.randint(0, len(nums) - 1)
val = nums[ind]
# Check hardware
assert dev_interface(uri, classname, val, attr, tol) <= tol
def attribute_multipe_values_with_depends(uri,
classname,
attr,
depends,
values,
tol,
repeats=1):
# bi = BoardInterface(classname, devicename)
# Set custom dependencies for the attr being tested
for p in depends.keys():
if isinstance(depends[p], str):
assert dev_interface(uri, classname, depends[p], p, 0)
else:
assert dev_interface(uri, classname, depends[p], p, tol) <= tol
for _ in range(repeats):
for val in values:
if isinstance(val, str):
assert dev_interface(uri, classname, val, attr, 0)
else:
assert dev_interface(uri, classname, val, attr, tol) <= tol
def attribute_single_value_pow2(uri, classname, attr, max_pow, tol, repeats=1):
# bi = BoardInterface(classname, devicename)
# Pick random number in operational range
nums = []
for k in range(0, max_pow):
nums.append(2**k)
for _ in range(repeats):
ind = random.randint(0, len(nums) - 1)
val = nums[ind]
# Check hardware
assert dev_interface(uri, classname, val, attr, tol) <= tol
def attribute_multipe_values_with_depends(uri,
classname,
attr,
depends,
values,
tol,
repeats=1):
"""attribute_multipe_values_with_depends: Write and read back multiple class
properties in a loop where all values are pre-defined, where a set of
dependent attributes are written first. This is performed a defined
number of times.
parameters:
uri: type=string
URI of IIO context of target board/system
classname: type=string
Name of pyadi interface class which contain attribute
attr: type=string
Attribute name to be written. Must be property of classname
depends: type=list
A list of dependent values to write and check as attributes
values: type=list
A list of values to write and check as attributes
tol: type=integer
Allowable error of written value compared to read back value
repeats: type=integer
Number of times to repeatedly write values
"""
# Set custom dependencies for the attr being tested
for p in depends.keys():
if isinstance(depends[p], str):
assert dev_interface(uri, classname, depends[p], p, 0)
else:
assert dev_interface(uri, classname, depends[p], p, tol) <= tol
for _ in range(repeats):
for val in values:
if isinstance(val, str):
assert dev_interface(uri, classname, val, attr, 0)
else:
assert dev_interface(uri, classname, val, attr, tol) <= tol
def attribute_single_value(uri,
classname,
attr,
start,
stop,
step,
tol,
repeats=1):
# bi = BoardInterface(classname, devicename)
# Pick random number in operational range
numints = int((stop - start) / step)
for _ in range(repeats):
ind = random.randint(0, numints)
val = start + step * ind
# Check hardware
assert dev_interface(uri, classname, val, attr, tol) <= tol
def attribute_single_value_str(uri, classname, attr, val, tol):
"""attribute_single_value_str: Write and read back string class property
parameters:
uri: type=string
URI of IIO context of target board/system
classname: type=string
Name of pyadi interface class which contain attribute
attr: type=string
Attribute name to be written. Must be property of classname
val: type=string
Value to write and read back from attribute
tol: type=integer
Allowable error of written value compared to read back value
"""
# Check hardware
assert dev_interface(uri, classname, str(val), attr, tol)
def attribute_single_value(uri,
classname,
attr,
start,
stop,
step,
tol,
repeats=1,
sub_channel=None):
"""attribute_single_value:
Write and read back integer class property
This is performed a defined number of times and the value written
is randomly determined based in input parameters
parameters:
uri: type=string
URI of IIO context of target board/system
classname: type=string
Name of pyadi interface class which contain attribute
attr: type=string
Attribute name to be written. Must be property of classname
start: type=integer
Lower bound of possible values attribute can be
stop: type=integer
Upper bound of possible values attribute can be
step: type=integer
Difference between successive values attribute can be
tol: type=integer
Allowable error of written value compared to read back value
repeats: type=integer
Number of random values to tests. Generated from uniform distribution
sub_channel: type=string
Name of sub channel (nested class) to be tested
"""
# Pick random number in operational range
numints = int((stop - start) / step)
for _ in range(repeats):
ind = random.randint(0, numints)
val = start + step * ind
# Check hardware
if sub_channel:
assert (dev_interface_sub_channel(uri, classname, sub_channel, val,
attr, tol) <= tol)
else:
assert dev_interface(uri, classname, val, attr, tol) <= tol
def attribute_single_value_str(uri, classname, attr, val, tol):
# bi = BoardInterface(classname, devicename)
# Check hardware
assert dev_interface(uri, classname, str(val), attr, tol) <= tol
