mirror of
https://github.com/espressif/esp-idf.git
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140 lines
6.2 KiB
Python
140 lines
6.2 KiB
Python
# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
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# SPDX-License-Identifier: Apache-2.0
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# These tests check whether the build system rebuilds some files or not
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# depending on the changes to the project.
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import logging
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import os
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from pathlib import Path
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from typing import List, Union
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import pytest
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from test_build_system_helpers import IdfPyFunc, get_snapshot, replace_in_file
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BOOTLOADER_BINS = ['build/bootloader/bootloader.elf', 'build/bootloader/bootloader.bin']
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APP_BINS = ['build/build_test_app.elf', 'build/build_test_app.bin']
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PARTITION_BIN = ['build/partition_table/partition-table.bin']
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JSON_METADATA = ['build/project_description.json', 'build/flasher_args.json', 'build/config/kconfig_menus.json', 'build/config/sdkconfig.json']
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ALL_ARTIFACTS = [
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*BOOTLOADER_BINS,
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*APP_BINS,
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*PARTITION_BIN,
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*JSON_METADATA
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]
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@pytest.mark.usefixtures('test_app_copy')
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def test_rebuild_no_changes(idf_py: IdfPyFunc) -> None:
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logging.info('initial build')
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idf_py('build')
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logging.info('get the first snapshot')
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# excluding the 'log' subdirectory here since it changes after every build
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all_build_files = get_snapshot('build/**/*', exclude_patterns='build/log/*')
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logging.info('check that all build artifacts were generated')
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for artifact in ALL_ARTIFACTS:
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assert Path(artifact).exists()
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logging.info('build again with no changes')
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idf_py('build')
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# if there are no changes, nothing gets rebuilt
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all_build_files_after_rebuild = get_snapshot('build/**/*', exclude_patterns='build/log/*')
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all_build_files_after_rebuild.assert_same(all_build_files)
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def rebuild_and_check(idf_py: IdfPyFunc,
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should_be_rebuilt: Union[str, List[str]],
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should_not_be_rebuilt: Union[str, List[str]]) -> None:
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"""
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Helper function for the test cases below.
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Asserts that the files matching 'should_be_rebuilt' patterns are rebuilt
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and files matching 'should_not_be_rebuilt' patterns aren't, after
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touching (updating the mtime) of the given 'file_to_touch' and rebuilding.
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"""
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snapshot_should_be_rebuilt = get_snapshot(should_be_rebuilt)
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snapshot_should_not_be_rebuilt = get_snapshot(should_not_be_rebuilt)
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idf_py('build')
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snapshot_should_be_rebuilt.assert_different(get_snapshot(should_be_rebuilt))
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snapshot_should_not_be_rebuilt.assert_same(get_snapshot(should_not_be_rebuilt))
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# For this and the following test function, there are actually multiple logical
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# tests in one test function. It would be better to have every check in a separate
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# test case, but that would mean doing a full clean build each time. Having a few
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# related checks per test function looks like a reasonable compromise.
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# If the test function grows too big, try splitting it into two or more functions.
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@pytest.mark.usefixtures('test_app_copy')
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def test_rebuild_source_files(idf_py: IdfPyFunc) -> None:
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idf_path = Path(os.environ['IDF_PATH'])
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logging.info('initial build')
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idf_py('build')
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logging.info('updating a component source file rebuilds only that component')
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component_files_patterns = [
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'build/esp-idf/esp_system/libesp_system.a',
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'build/esp-idf/esp_system/CMakeFiles/__idf_esp_system.dir/port/cpu_start.c.obj']
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other_files_patterns = [
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'build/esp-idf/lwip/liblwip.a',
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'build/esp-idf/freertos/libfreertos.a',
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*BOOTLOADER_BINS,
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*PARTITION_BIN]
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(idf_path / 'components/esp_system/port/cpu_start.c').touch()
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rebuild_and_check(idf_py,
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component_files_patterns, other_files_patterns)
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logging.info('changing a bootloader source file rebuilds the bootloader')
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(idf_path / 'components/bootloader/subproject/main/bootloader_start.c').touch()
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rebuild_and_check(idf_py,
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BOOTLOADER_BINS, APP_BINS + PARTITION_BIN)
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logging.info('changing the partitions CSV file rebuilds only the partition table')
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(idf_path / 'components/partition_table/partitions_singleapp.csv').touch()
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rebuild_and_check(idf_py,
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PARTITION_BIN, APP_BINS + BOOTLOADER_BINS)
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logging.info('sdkconfig update triggers full recompile')
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# pick on .c, .cpp, .S file which includes sdkconfig.h:
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obj_files = [
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'build/esp-idf/newlib/CMakeFiles/__idf_newlib.dir/newlib_init.c.obj',
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'build/esp-idf/nvs_flash/CMakeFiles/__idf_nvs_flash.dir/src/nvs_api.cpp.obj'
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'build/esp-idf/esp_system/CMakeFiles/__idf_esp_system.dir/port/arch/xtensa/panic_handler_asm.S.obj'
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]
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sdkconfig_files = [
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'build/config/sdkconfig.h',
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'build/config/sdkconfig.json'
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]
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replace_in_file('sdkconfig', '# CONFIG_FREERTOS_UNICORE is not set', 'CONFIG_FREERTOS_UNICORE=y')
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rebuild_and_check(idf_py, APP_BINS + BOOTLOADER_BINS + obj_files + sdkconfig_files, PARTITION_BIN)
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logging.info('Updating project CMakeLists.txt triggers app recompile')
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replace_in_file('CMakeLists.txt',
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'# placeholder_after_include_project_cmake',
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'add_compile_options("-DUSELESS_MACRO_DOES_NOTHING=1")')
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rebuild_and_check(idf_py, APP_BINS + obj_files, PARTITION_BIN + BOOTLOADER_BINS + sdkconfig_files)
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@pytest.mark.usefixtures('test_app_copy')
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def test_rebuild_linker(idf_py: IdfPyFunc) -> None:
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idf_path = Path(os.environ['IDF_PATH'])
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logging.info('initial build')
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idf_py('build')
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logging.info('Updating rom ld file should re-link app and bootloader')
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(idf_path / 'components/esp_rom/esp32/ld/esp32.rom.ld').touch()
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rebuild_and_check(idf_py,
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APP_BINS + BOOTLOADER_BINS, PARTITION_BIN)
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logging.info('Updating app-only sections ld file should only re-link the app')
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(idf_path / 'components/esp_system/ld/esp32/sections.ld.in').touch()
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rebuild_and_check(idf_py,
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APP_BINS, BOOTLOADER_BINS + PARTITION_BIN)
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logging.info('Updating app-only memory ld file should only re-link the app')
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(idf_path / 'components/esp_system/ld/esp32/memory.ld.in').touch()
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rebuild_and_check(idf_py,
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APP_BINS, BOOTLOADER_BINS + PARTITION_BIN)
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logging.info('Updating fragment file should only re-link the app')
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(idf_path / 'components/esp_common/common.lf').touch()
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rebuild_and_check(idf_py,
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APP_BINS, BOOTLOADER_BINS + PARTITION_BIN)
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