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test(core): Add analysis tests for base Python rules. (bazel-contrib#1102)
This is to provide some regression tests for the Starlark rewrite. These tests are approximately the same as Bazel's Java-implemented tests. Work towards bazel-contrib#1069
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-0
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‎internal_deps.bzl

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@@ -39,6 +39,13 @@ def rules_python_internal_deps():
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],
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sha256 = "8a298e832762eda1830597d64fe7db58178aa84cd5926d76d5b744d6558941c2",
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)
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maybe(
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http_archive,
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name = "rules_testing",
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url = "https://github.com/bazelbuild/rules_testing/releases/download/v0.0.1/rules_testing-v0.0.1.tar.gz",
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sha256 = "47db8fc9c3c1837491333cdcedebf267285479bd709a1ff0a47b19a324817def",
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strip_prefix = "rules_testing-0.0.1",
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)
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maybe(
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http_archive,

‎tools/build_defs/python/BUILD.bazel

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# Copyright 2023 The Bazel Authors. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.

‎tools/build_defs/python/tests/BUILD.bazel

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# Copyright 2023 The Bazel Authors. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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load("@rules_cc//cc:defs.bzl", "cc_toolchain", "cc_toolchain_suite")
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load(":fake_cc_toolchain_config.bzl", "fake_cc_toolchain_config")
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platform(
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name = "mac",
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constraint_values = [
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"@platforms//os:macos",
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],
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)
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platform(
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name = "linux",
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constraint_values = [
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"@platforms//os:linux",
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],
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)
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cc_toolchain_suite(
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name = "cc_toolchain_suite",
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tags = ["manual"],
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toolchains = {
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"darwin_x86_64": ":mac_toolchain",
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"k8": ":linux_toolchain",
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},
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)
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filegroup(name = "empty")
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cc_toolchain(
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name = "mac_toolchain",
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all_files = ":empty",
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compiler_files = ":empty",
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dwp_files = ":empty",
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linker_files = ":empty",
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objcopy_files = ":empty",
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strip_files = ":empty",
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supports_param_files = 0,
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toolchain_config = ":mac_toolchain_config",
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toolchain_identifier = "mac-toolchain",
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)
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fake_cc_toolchain_config(
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name = "mac_toolchain_config",
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target_cpu = "darwin_x86_64",
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toolchain_identifier = "mac-toolchain",
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)
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cc_toolchain(
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name = "linux_toolchain",
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all_files = ":empty",
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compiler_files = ":empty",
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dwp_files = ":empty",
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linker_files = ":empty",
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objcopy_files = ":empty",
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strip_files = ":empty",
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supports_param_files = 0,
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toolchain_config = ":linux_toolchain_config",
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toolchain_identifier = "linux-toolchain",
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)
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fake_cc_toolchain_config(
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name = "linux_toolchain_config",
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target_cpu = "k8",
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toolchain_identifier = "linux-toolchain",
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)

‎tools/build_defs/python/tests/base_tests.bzl

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# Copyright 2023 The Bazel Authors. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Tests common to py_test, py_binary, and py_library rules."""
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load("@rules_testing//lib:analysis_test.bzl", "analysis_test")
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load("@rules_testing//lib:truth.bzl", "matching")
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load("@rules_testing//lib:util.bzl", rt_util = "util")
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load("//python:defs.bzl", "PyInfo")
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load("//tools/build_defs/python/tests:py_info_subject.bzl", "py_info_subject")
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load("//tools/build_defs/python/tests:util.bzl", pt_util = "util")
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_tests = []
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def _produces_py_info_impl(ctx):
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return [PyInfo(transitive_sources = depset(ctx.files.srcs))]
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_produces_py_info = rule(
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implementation = _produces_py_info_impl,
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attrs = {"srcs": attr.label_list(allow_files = True)},
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)
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def _test_consumes_provider(name, config):
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rt_util.helper_target(
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config.base_test_rule,
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name = name + "_subject",
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deps = [name + "_produces_py_info"],
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)
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rt_util.helper_target(
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_produces_py_info,
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name = name + "_produces_py_info",
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srcs = [rt_util.empty_file(name + "_produce.py")],
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)
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analysis_test(
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name = name,
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target = name + "_subject",
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impl = _test_consumes_provider_impl,
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)
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def _test_consumes_provider_impl(env, target):
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env.expect.that_target(target).provider(
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PyInfo,
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factory = py_info_subject,
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).transitive_sources().contains("{package}/{test_name}_produce.py")
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_tests.append(_test_consumes_provider)
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def _test_requires_provider(name, config):
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rt_util.helper_target(
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config.base_test_rule,
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name = name + "_subject",
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deps = [name + "_nopyinfo"],
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)
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rt_util.helper_target(
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native.filegroup,
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name = name + "_nopyinfo",
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)
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analysis_test(
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name = name,
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target = name + "_subject",
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impl = _test_requires_provider_impl,
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expect_failure = True,
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)
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def _test_requires_provider_impl(env, target):
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env.expect.that_target(target).failures().contains_predicate(
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matching.str_matches("mandatory*PyInfo"),
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)
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_tests.append(_test_requires_provider)
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def _test_data_sets_uses_shared_library(name, config):
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rt_util.helper_target(
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config.base_test_rule,
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name = name + "_subject",
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data = [rt_util.empty_file(name + "_dso.so")],
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)
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analysis_test(
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name = name,
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target = name + "_subject",
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impl = _test_data_sets_uses_shared_library_impl,
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)
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def _test_data_sets_uses_shared_library_impl(env, target):
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env.expect.that_target(target).provider(
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PyInfo,
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factory = py_info_subject,
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).uses_shared_libraries().equals(True)
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_tests.append(_test_data_sets_uses_shared_library)
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def create_base_tests(config):
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return pt_util.create_tests(_tests, config = config)

‎tools/build_defs/python/tests/fake_cc_toolchain_config.bzl

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# Copyright 2023 The Bazel Authors. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Fake for providing CcToolchainConfigInfo."""
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def _impl(ctx):
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return cc_common.create_cc_toolchain_config_info(
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ctx = ctx,
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toolchain_identifier = ctx.attr.toolchain_identifier,
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host_system_name = "local",
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target_system_name = "local",
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target_cpu = ctx.attr.target_cpu,
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target_libc = "unknown",
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compiler = "clang",
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abi_version = "unknown",
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abi_libc_version = "unknown",
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)
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fake_cc_toolchain_config = rule(
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implementation = _impl,
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attrs = {
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"target_cpu": attr.string(),
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"toolchain_identifier": attr.string(),
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},
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provides = [CcToolchainConfigInfo],
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)

‎tools/build_defs/python/tests/py_binary/BUILD.bazel

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# Copyright 2023 The Bazel Authors. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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load(":py_binary_tests.bzl", "py_binary_test_suite")
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py_binary_test_suite(name = "py_binary_tests")

‎tools/build_defs/python/tests/py_binary/py_binary_tests.bzl

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# Copyright 2023 The Bazel Authors. All rights reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Tests for py_binary."""
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load("//python:defs.bzl", "py_binary")
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load(
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"//tools/build_defs/python/tests:py_executable_base_tests.bzl",
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"create_executable_tests",
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)
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def py_binary_test_suite(name):
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config = struct(rule = py_binary)
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native.test_suite(
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name = name,
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tests = create_executable_tests(config),
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)

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