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|
load("@rules_python//python:defs.bzl", "PyInfo", "py_test")
def _stringify(paths):
return repr(paths)
def _pytest_runner_impl(ctx):
if len(ctx.attr.srcs) == 0:
fail("No test files specified.")
expanded_args = [ctx.expand_location(arg, ctx.attr.data) for arg in ctx.attr.args]
runner = ctx.actions.declare_file(ctx.attr.name)
ctx.actions.write(
runner,
"""
if __name__ == "__main__":
import sys
import pytest
args = ["-ra"] + %s + sys.argv[1:] + %s
sys.exit(pytest.main(args))""" % (_stringify(expanded_args), _stringify([src.path for src in ctx.files.srcs])),
is_executable = True,
)
return [
DefaultInfo(
files = depset([runner]),
runfiles = ctx.runfiles(ctx.files.data),
executable = runner,
),
]
_pytest_runner = rule(
_pytest_runner_impl,
attrs = {
"srcs": attr.label_list(
allow_files = [".py"],
),
"deps": attr.label_list(
providers = [
PyInfo,
],
),
"args": attr.string_list(
default = [],
),
"data": attr.label_list(
allow_empty = True,
allow_files = True,
),
"python_version": attr.string(
values = ["PY2", "PY3"],
default = "PY3",
),
},
)
def pytest_test(name, srcs, deps = None, args = None, data = None, python_version = None, **kwargs):
runner_target = "%s-runner.py" % name
_pytest_runner(
name = runner_target,
testonly = True,
srcs = srcs,
deps = deps,
args = args,
data = data,
python_version = python_version,
)
py_test(
name = name,
python_version = python_version,
srcs = srcs + [runner_target],
deps = deps,
main = runner_target,
legacy_create_init = False,
imports = ["."],
**kwargs
)
|
