python/private/py_test_rule.bzl

# Copyright 2022 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Implementation of py_test rule."""

load(":attributes.bzl", "AGNOSTIC_TEST_ATTRS")
load(":common.bzl", "maybe_add_test_execution_info")
load(
    ":py_executable.bzl",
    "create_executable_rule_builder",
    "py_executable_impl",
)

def _py_test_impl(ctx):
    providers = py_executable_impl(
        ctx = ctx,
        is_test = True,
        inherited_environment = ctx.attr.env_inherit,
    )
    maybe_add_test_execution_info(providers, ctx)
    return providers

# NOTE: Exported publicaly
def create_py_test_rule_builder():
    """Create a rule builder for a py_test.

    :::{include} /_includes/volatile_api.md
    :::

    :::{versionadded} 1.3.0
    :::

    Returns:
        {obj}`ruleb.Rule` with the necessary settings
        for creating a `py_test` rule.
    """
    builder = create_executable_rule_builder(
        implementation = _py_test_impl,
        test = True,
    )
    builder.attrs.update(AGNOSTIC_TEST_ATTRS)
    return builder

py_test = create_py_test_rule_builder().build()