from itertools import product

from .cpuifs.apb3 import APB3, FlatAPB3
from .cpuifs.apb4 import APB4, FlatAPB4
from .cpuifs.axi4lite import AXI4Lite, FlatAXI4Lite
from .cpuifs.passthrough import Passthrough


all_cpuif = [
    APB3(),
    FlatAPB3(),
    APB4(),
    FlatAPB4(),
    AXI4Lite(),
    FlatAXI4Lite(),
    Passthrough(),
]

def get_permutations(spec):
    param_list = []
    for v in product(*spec.values()):
        param_list.append(dict(zip(spec, v)))
    return param_list

#-------------------------------------------------------------------------------
# TODO: this wont scale well. Create groups of permutations. not necessary to permute everything all the time.
TEST_PARAMS = get_permutations({
    "cpuif": all_cpuif,
    "retime_read_fanin": [True, False],
    "retime_read_response": [True, False],
    "reuse_hwif_typedefs": [True, False],
})