# Copyright 2024, The Android Open Source Project # # 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. """Tests for optimized_targets.py""" import json import logging import os import pathlib import re import subprocess import textwrap import unittest from unittest import mock from build_context import BuildContext import optimized_targets from pyfakefs import fake_filesystem_unittest import test_discovery_agent class GeneralTestsOptimizerTest(fake_filesystem_unittest.TestCase): def setUp(self): self.setUpPyfakefs() os_environ_patcher = mock.patch.dict('os.environ', {}) self.addCleanup(os_environ_patcher.stop) self.mock_os_environ = os_environ_patcher.start() self._setup_working_build_env() test_mapping_dir = pathlib.Path('/project/path/file/path') test_mapping_dir.mkdir(parents=True) def _setup_working_build_env(self): self._write_soong_ui_file() self._write_change_info_file() self._host_out_testcases = pathlib.Path('/tmp/top/host_out_testcases') self._host_out_testcases.mkdir(parents=True) self._target_out_testcases = pathlib.Path('/tmp/top/target_out_testcases') self._target_out_testcases.mkdir(parents=True) self._product_out = pathlib.Path('/tmp/top/product_out') self._product_out.mkdir(parents=True) self._soong_host_out = pathlib.Path('/tmp/top/soong_host_out') self._soong_host_out.mkdir(parents=True) self._host_out = pathlib.Path('/tmp/top/host_out') self._host_out.mkdir(parents=True) self._write_general_tests_files_outputs() self._dist_dir = pathlib.Path('/tmp/top/out/dist') self._dist_dir.mkdir(parents=True) self.mock_os_environ.update({ 'TOP': '/tmp/top', 'DIST_DIR': '/tmp/top/out/dist', 'TMPDIR': '/tmp/', 'CHANGE_INFO': '/tmp/top/change_info' }) def _write_change_info_file(self): change_info_path = pathlib.Path('/tmp/top/') with open(os.path.join(change_info_path, 'change_info'), 'w') as f: f.write(""" { "changes": [ { "projectPath": "build/ci", "revisions": [ { "revisionNumber": 1, "fileInfos": [ { "path": "src/main/java/com/example/MyClass.java", "action": "MODIFIED" }, { "path": "src/test/java/com/example/MyClassTest.java", "action": "ADDED" } ] }, { "revisionNumber": 2, "fileInfos": [ { "path": "src/main/java/com/example/AnotherClass.java", "action": "MODIFIED" } ] } ] } ] } """) def _write_soong_ui_file(self): soong_path = pathlib.Path('/tmp/top/build/soong') soong_path.mkdir(parents=True) with open(os.path.join(soong_path, 'soong_ui.bash'), 'w') as f: f.write(""" #/bin/bash echo PRODUCT_OUT='/tmp/top/product_out' echo SOONG_HOST_OUT='/tmp/top/soong_host_out' echo HOST_OUT='/tmp/top/host_out' """) os.chmod(os.path.join(soong_path, 'soong_ui.bash'), 0o666) def _write_general_tests_files_outputs(self): with open(os.path.join(self._product_out, 'general-tests_files'), 'w') as f: f.write(""" path/to/module_1/general-tests-host-file path/to/module_1/general-tests-host-file.config path/to/module_1/general-tests-target-file path/to/module_1/general-tests-target-file.config path/to/module_2/general-tests-host-file path/to/module_2/general-tests-host-file.config path/to/module_2/general-tests-target-file path/to/module_2/general-tests-target-file.config path/to/module_1/general-tests-host-file path/to/module_1/general-tests-host-file.config path/to/module_1/general-tests-target-file path/to/module_1/general-tests-target-file.config """) with open(os.path.join(self._product_out, 'general-tests_host_files'), 'w') as f: f.write(""" path/to/module_1/general-tests-host-file path/to/module_1/general-tests-host-file.config path/to/module_2/general-tests-host-file path/to/module_2/general-tests-host-file.config path/to/module_1/general-tests-host-file path/to/module_1/general-tests-host-file.config """) with open(os.path.join(self._product_out, 'general-tests_target_files'), 'w') as f: f.write(""" path/to/module_1/general-tests-target-file path/to/module_1/general-tests-target-file.config path/to/module_2/general-tests-target-file path/to/module_2/general-tests-target-file.config path/to/module_1/general-tests-target-file path/to/module_1/general-tests-target-file.config """) @mock.patch('subprocess.run') @mock.patch.object(test_discovery_agent.TestDiscoveryAgent, 'discover_test_mapping_test_modules') def test_general_tests_optimized(self, discover_modules, subprocess_run): subprocess_run.return_value = self._get_soong_vars_output() discover_modules.return_value = (['module_1'], ['dependency_1']) optimizer = self._create_general_tests_optimizer() build_targets = optimizer.get_build_targets() expected_build_targets = set( optimized_targets.GeneralTestsOptimizer._REQUIRED_MODULES ) expected_build_targets.add('module_1') self.assertSetEqual(build_targets, expected_build_targets) @mock.patch('subprocess.run') @mock.patch.object(test_discovery_agent.TestDiscoveryAgent, 'discover_test_mapping_test_modules') def test_module_unused_module_not_built(self, discover_modules, subprocess_run): subprocess_run.return_value = self._get_soong_vars_output() discover_modules.return_value = (['no_module'], ['dependency_1']) optimizer = self._create_general_tests_optimizer() build_targets = optimizer.get_build_targets() expected_build_targets = set( optimized_targets.GeneralTestsOptimizer._REQUIRED_MODULES ) self.assertSetEqual(build_targets, expected_build_targets) @mock.patch('subprocess.run') @mock.patch.object(test_discovery_agent.TestDiscoveryAgent, 'discover_test_mapping_test_modules') def test_packaging_outputs_success(self, discover_modules, subprocess_run): subprocess_run.return_value = self._get_soong_vars_output() discover_modules.return_value = (['module_1'], ['dependency_1']) optimizer = self._create_general_tests_optimizer() self._set_up_build_outputs(['test_mapping_module']) targets = optimizer.get_build_targets() package_commands = optimizer.get_package_outputs_commands() self._verify_soong_zip_commands(package_commands, ['module_1']) @mock.patch('subprocess.run') def test_get_soong_dumpvars_fails_raises(self, subprocess_run): subprocess_run.return_value = self._get_soong_vars_output(return_code=-1) optimizer = self._create_general_tests_optimizer() self._set_up_build_outputs(['test_mapping_module']) with self.assertRaisesRegex(RuntimeError, 'Soong dumpvars failed!'): targets = optimizer.get_build_targets() @mock.patch('subprocess.run') def test_get_soong_dumpvars_bad_output_raises(self, subprocess_run): subprocess_run.return_value = self._get_soong_vars_output( stdout='This output is bad' ) optimizer = self._create_general_tests_optimizer() self._set_up_build_outputs(['test_mapping_module']) with self.assertRaisesRegex( RuntimeError, 'Error parsing soong dumpvars output' ): targets = optimizer.get_build_targets() def _create_general_tests_optimizer(self, build_context: BuildContext = None): if not build_context: build_context = self._create_build_context() return optimized_targets.GeneralTestsOptimizer( 'general-tests', build_context, None, build_context.test_infos ) def _create_build_context( self, general_tests_optimized: bool = True, test_context: dict[str, any] = None, ) -> BuildContext: if not test_context: test_context = self._create_test_context() build_context_dict = {} build_context_dict['enabledBuildFeatures'] = [{'name': 'optimized_build'}] if general_tests_optimized: build_context_dict['enabledBuildFeatures'].append( {'name': 'general_tests_optimized'} ) build_context_dict['testContext'] = test_context return BuildContext(build_context_dict) def _create_test_context(self): return { 'testInfos': [ { 'name': 'atp_test', 'target': 'test_target', 'branch': 'branch', 'extraOptions': [ { 'key': 'additional-files-filter', 'values': ['general-tests.zip'], }, { 'key': 'test-mapping-test-group', 'values': ['test-mapping-group'], }, ], 'command': '/tf/command', 'extraBuildTargets': [ 'extra_build_target', ], }, ], } def _get_soong_vars_output( self, return_code: int = 0, stdout: str = '' ) -> subprocess.CompletedProcess: return_value = subprocess.CompletedProcess(args=[], returncode=return_code) if not stdout: stdout = textwrap.dedent(f"""\ PRODUCT_OUT='{self._product_out}' SOONG_HOST_OUT='{self._soong_host_out}' HOST_OUT='{self._host_out}' """) return_value.stdout = stdout return return_value def _set_up_build_outputs(self, targets: list[str]): for target in targets: host_dir = self._host_out_testcases / target host_dir.mkdir() (host_dir / f'{target}.config').touch() (host_dir / f'test_file').touch() target_dir = self._target_out_testcases / target target_dir.mkdir() (target_dir / f'{target}.config').touch() (target_dir / f'test_file').touch() def _verify_soong_zip_commands(self, commands: list[str], targets: list[str]): """Verify the structure of the zip commands. Zip commands have to start with the soong_zip binary path, then are followed by a couple of options and the name of the file being zipped. Depending on which zip we are creating look for a few essential items being added in those zips. Args: commands: list of command lists targets: list of targets expected to be in general-tests.zip """ for command in commands: self.assertEqual( '/tmp/top/prebuilts/build-tools/linux-x86/bin/soong_zip', command[0], ) self.assertEqual('-d', command[1]) self.assertEqual('-o', command[2]) match (command[3]): case '/tmp/top/out/dist/general-tests_configs.zip': self.assertIn(f'{self._host_out}/host_general-tests_list', command) self.assertIn( f'{self._product_out}/target_general-tests_list', command ) return case '/tmp/top/out/dist/general-tests_list.zip': self.assertIn('-f', command) self.assertIn(f'{self._host_out}/general-tests_list', command) return case '/tmp/top/out/dist/general-tests.zip': for target in targets: self.assertIn(f'{self._host_out_testcases}/{target}', command) self.assertIn(f'{self._target_out_testcases}/{target}', command) self.assertIn( f'{self._soong_host_out}/framework/cts-tradefed.jar', command ) self.assertIn( f'{self._soong_host_out}/framework/compatibility-host-util.jar', command, ) self.assertIn( f'{self._soong_host_out}/framework/vts-tradefed.jar', command ) return case _: self.fail(f'malformed command: {command}') if __name__ == '__main__': # Setup logging to be silent so unit tests can pass through TF. logging.disable(logging.ERROR) unittest.main()