"""
Benchmarking and performance tests.
"""
import pytest
from pluggy import (_multicall, _legacymulticall, HookImpl, HookspecMarker,
                    HookimplMarker)

hookspec = HookspecMarker("example")
hookimpl = HookimplMarker("example")


def MC(methods, kwargs, callertype, firstresult=False):
    hookfuncs = []
    for method in methods:
        f = HookImpl(None, "<temp>", method, method.example_impl)
        hookfuncs.append(f)
    return callertype(hookfuncs, kwargs, {"firstresult": firstresult})


@hookimpl
def hook(arg1, arg2, arg3):
    return arg1, arg2, arg3


@hookimpl(hookwrapper=True)
def wrapper(arg1, arg2, arg3):
    yield


@pytest.fixture(
    params=[10, 100],
    ids="hooks={}".format,
)
def hooks(request):
    return [hook for i in range(request.param)]


@pytest.fixture(
    params=[10, 100],
    ids="wrappers={}".format,
)
def wrappers(request):
    return [wrapper for i in range(request.param)]


@pytest.fixture(
    params=[_multicall, _legacymulticall],
    ids=lambda item: item.__name__
)
def callertype(request):
    return request.param


def inner_exec(methods, callertype):
    return MC(methods, {'arg1': 1, 'arg2': 2, 'arg3': 3}, callertype)


def test_hook_and_wrappers_speed(benchmark, hooks, wrappers, callertype):
    benchmark(inner_exec, hooks + wrappers, callertype)