[PATCH v3 08/19] test: Introduce the concept of a role

[Tom Rini]

On Sun, Jun 23, 2024 at 02:32:02PM -0600, Simon Glass wrote:

> In Labgrid there is the concept of a 'role', which is similar to the
> U-Boot board ID in U-Boot's pytest subsystem.
> 
> The role indicates both the target and information about the U-Boot
> build to use. It can also provide any amount of other configuration.
> The information is obtained using the 'labgrid-client query' operation.
> 
> Make use of this in tests, so that only the role is required in gitlab
> and other situations. The board type and other things can be queried
> as needed.
> 
> Use a new 'u-boot-test-getrole' script to obtain the requested
> information.
> 
> With this it is possible to run lab tests in gitlab with just a single
> 'ROLE' variable for each board.
> 
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
> 
> (no changes since v1)
> 
>  test/py/conftest.py | 31 +++++++++++++++++++++++++++----
>  1 file changed, 27 insertions(+), 4 deletions(-)
> 
> diff --git a/test/py/conftest.py b/test/py/conftest.py
> index 6547c6922c6..5de8d7b0e23 100644
> --- a/test/py/conftest.py
> +++ b/test/py/conftest.py
> @@ -23,6 +23,7 @@ from pathlib import Path
>  import pytest
>  import re
>  from _pytest.runner import runtestprotocol
> +import subprocess
>  import sys
>  
>  # Globals: The HTML log file, and the connection to the U-Boot console.
> @@ -79,6 +80,7 @@ def pytest_addoption(parser):
>      parser.addoption('--gdbserver', default=None,
>          help='Run sandbox under gdbserver. The argument is the channel '+
>          'over which gdbserver should communicate, e.g. localhost:1234')
> +    parser.addoption('--role', help='U-Boot board role (for Labgrid)')
>      parser.addoption('--no-prompt-wait', default=False, action='store_true',
>          help="Assume that U-Boot is ready and don't wait for a prompt")
>  
> @@ -130,12 +132,33 @@ def get_details(config):
>              str: Build directory
>              str: Source directory
>      """
> -    board_type = config.getoption('board_type')
> -    board_identity = config.getoption('board_identity')
> +    role = config.getoption('role')
>      build_dir = config.getoption('build_dir')
> +    if role:
> +        board_identity = role
> +        cmd = ['u-boot-test-getrole', role, '--configure']
> +        env = os.environ.copy()
> +        if build_dir:
> +            env['U_BOOT_BUILD_DIR'] = build_dir
> +        proc = subprocess.run(cmd, capture_output=True, encoding='utf-8',
> +                              env=env)
> +        if proc.returncode:
> +            raise ValueError(proc.stderr)
> +        print('conftest: lab:', proc.stdout)
> +        vals = {}
> +        for line in proc.stdout.splitlines():
> +            item, value = line.split(' ', maxsplit=1)
> +            k = item.split(':')[-1]
> +            vals[k] = value
> +        print('conftest: lab info:', vals)
> +        board_type, default_build_dir, source_dir = (vals['board'],
> +            vals['build_dir'], vals['source_dir'])
> +    else:
> +        board_type = config.getoption('board_type')
> +        board_identity = config.getoption('board_identity')
>  
> -    source_dir = os.path.dirname(os.path.dirname(TEST_PY_DIR))
> -    default_build_dir = source_dir + '/build-' + board_type
> +        source_dir = os.path.dirname(os.path.dirname(TEST_PY_DIR))
> +        default_build_dir = source_dir + '/build-' + board_type
>      if not build_dir:
>          build_dir = default_build_dir

I'm a little confused here. Why can't we construct "role" from
board_type+board_identity and then we have the board
conf.${board_type}_${board_identity} file set whatever needs setting to
be "labgrid" ?

-- 
Tom
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