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+# BSD LICENSE
+#
+# Copyright(c) 2021 University of New Hampshire Interoperability Laboratory. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of Intel Corporation nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+This directory contains scripts used for ci in DTS. Nothing in this directory
+should be modified during the course of submitting a patch to DPDK.
+
+Additional python requirements only needed for running DTS in ci are present in the
+requirements.txt file in this directory.
+
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+# BSD LICENSE
+#
+# Copyright(c) 2021 University of New Hampshire Interoperability Laboratory. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of Intel Corporation nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+import argparse
+import os
+import pkgutil
+import re
+import subprocess
+import sys
+from pkgutil import walk_packages
+from types import ModuleType
+from typing import List, Iterable
+
+DTS_MAIN_BRANCH_REF: str = "origin/master"
+
+DTS_TEST_MODULE_PATH: str = "tests"
+# Will be unnecessary once DTS moves to a normal module structure
+DTS_MODULE_PATHS: List[str] = ["framework", "nic", "dep", DTS_TEST_MODULE_PATH]
+
+# This is primarily intended for folders which contain CI scripts, as these
+# should not be modified in the course of normal CI. A file in any of these
+# folders being modified will cause a warning to be emitted to standard error
+DTS_PROTECTED_PATHS: List[str] = [
+ "ci",
+]
+
+# This is intended to help detect when a config files have been changed.
+# The intention behind this detection is to enable additional regression
+# tests related to ensuring stable config file formats
+DTS_CONFIG_PATHS: List[str] = [
+ "conf",
+ "execution.cfg",
+]
+
+
+def get_args() -> str:
+ parser: argparse.ArgumentParser = argparse.ArgumentParser(
+ description="After a patchset is applied, run this script"
+ "It will then output a list "
+ "of applicable test suites to standard output, with 1 "
+ "test suite per line. All other output, such as warnings,"
+ " errors or informational messages will be sent to "
+ "standard error. This script may produce no output at all,"
+ "in which case it should be assumed that there are no "
+ "applicable test suites.\n\n "
+ "Exit Codes:\n"
+ "value | meaning\n"
+ "----- | -------\n"
+ " 0 | OK \n"
+ " 1 | Error, check standard error",
+ )
+
+ dts_directory: str = os.path.dirname(os.path.dirname(os.path.join(os.getcwd(), __file__)))
+ parser.add_argument("-d", "--dts-directory", type=str, default=dts_directory, required=False)
+ args = parser.parse_args()
+ if not os.path.isdir(args.dts_directory):
+ print(f"{args.dts_directory} is not a directory.", file=sys.stderr)
+ exit(1)
+
+ return args.dts_directory
+
+
+def get_modified_files() -> List[str]:
+ cmd = ['git', 'diff', '--name-only', DTS_MAIN_BRANCH_REF, 'HEAD']
+ process: subprocess.CompletedProcess = subprocess.run(cmd, capture_output=True)
+ if process.returncode != 0:
+ print(f"{' '.join(cmd)} returned {process.returncode}")
+ exit(1)
+
+ # This explicit conversion to utf8 will catch encoding errors
+ stdout: bytes = process.stdout
+ stdout_str: str = stdout.decode("utf-8")
+
+ return stdout_str.splitlines()
+
+
+def get_names_of_modified_python_files(files: List[str]) -> List[str]:
+ return list(
+ map(
+ lambda f: str(re.sub("\\.py", "", f)),
+ map(
+ lambda f: os.path.basename(f),
+ filter(
+ lambda f: f.endswith(".py"), files
+ )
+ )
+ )
+ )
+
+
+def get_modules() -> List[ModuleType]:
+ return list(map(lambda m: pkgutil.resolve_name(m.name), walk_packages(DTS_MODULE_PATHS)))
+
+
+def get_module_imports(mod: ModuleType) -> Iterable[ModuleType]:
+ imports = []
+ for attribute_label in dir(mod):
+ try:
+ attribute = getattr(mod, attribute_label)
+ except ModuleNotFoundError as _: # some standard library modules don't like being directly imported
+ continue
+ if isinstance(attribute, type(mod)):
+ imports.append(attribute)
+ return imports
+
+
+def get_modules_in_tree(mod: ModuleType) -> Iterable[ModuleType]:
+ yield from get_module_imports(mod)
+
+
+def get_only_test_suites(modules: Iterable[ModuleType]) -> Iterable[ModuleType]:
+ test_package_path = os.path.join(os.getcwd(), DTS_TEST_MODULE_PATH)
+ mod: ModuleType
+ return filter(lambda mod: mod.__name__.startswith("TestSuite_"),
+ filter(lambda mod: mod.__file__.startswith(test_package_path), modules))
+
+
+def get_test_suite_names(modules: Iterable[ModuleType]) -> Iterable[str]:
+ # Moving this into a set is there to ensure that there are no duplicates
+ return set(list(map(lambda mod: re.sub("TestSuite_", "", mod.__name__), modules)))
+
+
+def get_tests_to_run() -> List[str]:
+ dts_directory: str
+ dts_directory = get_args()
+
+ # This all needs to be done at the top level, so I have to do it here.
+
+ # chdir to the DTS directory, since we want that to be
+ # the context for any commands that are run.
+ os.chdir(dts_directory)
+
+ for path in DTS_MODULE_PATHS:
+ sys.path.append(os.path.join(dts_directory, path))
+
+ files: List[str] = get_modified_files()
+ changed_module_name = get_names_of_modified_python_files(files)
+
+ for protected_folder in DTS_PROTECTED_PATHS:
+ for file_name in files:
+ if file_name.startswith(protected_folder):
+ print(f"WARNING: {file_name} is protected", file=sys.stderr)
+
+ for config_file_path in DTS_CONFIG_PATHS:
+ for file_name in files:
+ if file_name.startswith(config_file_path):
+ print(f"WARNING: {file_name} is a config file and was changed", file=sys.stderr)
+
+ # Each index is 1 level of the tree
+ module_list: List[ModuleType] = [pkgutil.resolve_name(name) for name in changed_module_name]
+ current_index: int = 0
+ while current_index < len(module_list) and len(module_list) > 0:
+ mod = module_list[current_index]
+ if module_list.count(mod) == 1:
+ module_list = module_list + list(get_modules_in_tree(mod))
+ current_index += 1
+
+ test_suites_to_run: List[str] = list(get_test_suite_names(get_only_test_suites(module_list)))
+ test_suites_to_run.sort()
+ return test_suites_to_run
+
+def main():
+ test_suites_to_run = get_tests_to_run()
+ print("\n".join(test_suites_to_run))
+
+
+if __name__ == "__main__":
+ main()
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+# BSD LICENSE
+#
+# Copyright(c) 2021 University of New Hampshire Interoperability Laboratory. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of Intel Corporation nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+argparse==1.4.0
+python>=3.8.0
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