# Path: fluids/units.py
# def kwargs_to_args(args, kwargs, signature):
#     '''Accepts an *args and **kwargs and a signature
#     like ['rho', 'mu', 'nu'] which is an ordered list of
#     all accepted arguments.
# 
#     Returns a list containing all the arguments, sorted, and
#     left as None if not specified
#     '''
#     argument_number = len(signature)
#     arg_number = len(args)
#     output = list(args)
#     # Extend the list and initialize as None by default
#     output.extend([None]*(argument_number - arg_number))
#     for i in range(arg_number, argument_number):
#         if signature[i] in kwargs:
#             output[i] = kwargs[signature[i]]
#     return output


import types
import numpy as np
import pytest
import fluids
    import copy
from fluids.numerics import assert_close, assert_close1d, assert_close2d
from fluids.units import *
from fluids.units import kwargs_to_args
    from fluids.units import convert_input
    from fluids.units import check_args_order

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.'''

from __future__ import division

def test_kwargs_to_args():
    sig = ['rho', 'mu', 'nu']
    args = (1,)
    kwargs = {'mu': 2.2}
    assert [1, 2.2, None] == kwargs_to_args(args, kwargs, sig)

    kwargs = {'nu': 2.2}
    assert [1, None, 2.2] == kwargs_to_args(args, kwargs, sig)


# Path: fluids/units.py
# def kwargs_to_args(args, kwargs, signature):
#     '''Accepts an *args and **kwargs and a signature
#     like ['rho', 'mu', 'nu'] which is an ordered list of
#     all accepted arguments.
# 
#     Returns a list containing all the arguments, sorted, and
#     left as None if not specified
#     '''
#     argument_number = len(signature)
#     arg_number = len(args)
#     output = list(args)
#     # Extend the list and initialize as None by default
#     output.extend([None]*(argument_number - arg_number))
#     for i in range(arg_number, argument_number):
#         if signature[i] in kwargs:
#             output[i] = kwargs[signature[i]]
#     return output


# Path: tests/test_units.py
import types
import numpy as np
import pytest
import fluids
    import copy
from fluids.numerics import assert_close, assert_close1d, assert_close2d
from fluids.units import *
from fluids.units import kwargs_to_args
    from fluids.units import convert_input
    from fluids.units import check_args_order


Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.'''

from __future__ import division

def test_kwargs_to_args():
    sig = ['rho', 'mu', 'nu']
    args = (1,)
    kwargs = {'mu': 2.2}
    assert [1, 2.2, None] == kwargs_to_args(args, kwargs, sig)

    kwargs = {'nu': 2.2}
    assert [1, None, 2.2] == kwargs_to_args(args, kwargs, sig)


    assert [12.2, 2.2, 5.5] == kwargs_to_args(tuple(), {'mu': 2.2, 'nu': 5.5, 'rho': 12.2}, sig)