On 2/25/20 8:44 PM, Michal Rostecki wrote:

Add Python module with tests for "bpftool feature" command, which mainly
wheck whether the "full" option is working properly.

nit, typo: wheck

Signed-off-by: Michal Rostecki <redacted>

Ptal, when running the test I'm getting the following error:

root@tank:~/bpf-next/tools/testing/selftests/bpf# ./test_bpftool.sh
test_feature_dev_json (test_bpftool.TestBpftool) ... ERROR
test_feature_kernel (test_bpftool.TestBpftool) ... ERROR
test_feature_kernel_full (test_bpftool.TestBpftool) ... ERROR
test_feature_kernel_full_vs_not_full (test_bpftool.TestBpftool) ... ERROR
test_feature_macros (test_bpftool.TestBpftool) ... ERROR

======================================================================
ERROR: test_feature_dev_json (test_bpftool.TestBpftool)
----------------------------------------------------------------------
Traceback (most recent call last):
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 58, in wrapper
     return f(*args, iface, **kwargs)
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 83, in test_feature_dev_json
     res = bpftool_json(["feature", "probe", "dev", iface])
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 43, in bpftool_json
     res = _bpftool(args)
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 34, in _bpftool
     res = subprocess.run(_args, capture_output=True)
   File "/usr/lib/python3.6/subprocess.py", line 423, in run
     with Popen(*popenargs, **kwargs) as process:
TypeError: __init__() got an unexpected keyword argument 'capture_output'

======================================================================
ERROR: test_feature_kernel (test_bpftool.TestBpftool)
----------------------------------------------------------------------
Traceback (most recent call last):
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 94, in test_feature_kernel
     bpftool_json(["feature", "probe", "kernel"]),
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 43, in bpftool_json
     res = _bpftool(args)
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 34, in _bpftool
     res = subprocess.run(_args, capture_output=True)
   File "/usr/lib/python3.6/subprocess.py", line 423, in run
     with Popen(*popenargs, **kwargs) as process:
TypeError: __init__() got an unexpected keyword argument 'capture_output'

======================================================================
ERROR: test_feature_kernel_full (test_bpftool.TestBpftool)
----------------------------------------------------------------------
Traceback (most recent call last):
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 122, in test_feature_kernel_full
     bpftool_json(["feature", "probe", "kernel", "full"]),
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 43, in bpftool_json
     res = _bpftool(args)
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 34, in _bpftool
     res = subprocess.run(_args, capture_output=True)
   File "/usr/lib/python3.6/subprocess.py", line 423, in run
     with Popen(*popenargs, **kwargs) as process:
TypeError: __init__() got an unexpected keyword argument 'capture_output'

======================================================================
ERROR: test_feature_kernel_full_vs_not_full (test_bpftool.TestBpftool)
----------------------------------------------------------------------
Traceback (most recent call last):
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 147, in test_feature_kernel_full_vs_not_full
     full_res = bpftool_json(["feature", "probe", "full"])
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 43, in bpftool_json
     res = _bpftool(args)
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 34, in _bpftool
     res = subprocess.run(_args, capture_output=True)
   File "/usr/lib/python3.6/subprocess.py", line 423, in run
     with Popen(*popenargs, **kwargs) as process:
TypeError: __init__() got an unexpected keyword argument 'capture_output'

======================================================================
ERROR: test_feature_macros (test_bpftool.TestBpftool)
----------------------------------------------------------------------
Traceback (most recent call last):
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 177, in test_feature_macros
     res = bpftool(["feature", "probe", "macros"])
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 39, in bpftool
     return _bpftool(args, json=False).decode("utf-8")
   File "/root/bpf-next/tools/testing/selftests/bpf/test_bpftool.py", line 34, in _bpftool
     res = subprocess.run(_args, capture_output=True)
   File "/usr/lib/python3.6/subprocess.py", line 423, in run
     with Popen(*popenargs, **kwargs) as process:
TypeError: __init__() got an unexpected keyword argument 'capture_output'

----------------------------------------------------------------------
Ran 5 tests in 0.001s

FAILED (errors=5)