pyodide/test/pyodide_build/test_pywasmcross.py

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from collections import namedtuple
from pathlib import Path
import sys
sys.path.append(str(Path(__file__).parents[2]))
from pyodide_build.pywasmcross import handle_command # noqa: E402
def _args_wrapper(func):
"""Convert function to take as input / return a string instead of a
list of arguments
Also sets dryrun=True
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"""
def _inner(line, *pargs):
args = line.split()
res = func(args, *pargs, dryrun=True)
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if hasattr(res, '__len__'):
return ' '.join(res)
else:
return res
return _inner
handle_command_wrap = _args_wrapper(handle_command)
# TODO: add f2c here
def test_handle_command():
Args = namedtuple('args', ['cflags', 'ldflags'])
args = Args(cflags='', ldflags='')
assert handle_command_wrap('gcc -print-multiarch', args) is None
assert handle_command_wrap('gcc test.c', args) == 'emcc test.c'
assert handle_command_wrap('gcc -shared -c test.o -o test.so', args) == \
'emcc -shared -c test.bc -o test.wasm'
# check ldflags injection
args = Args(cflags='', ldflags='-lm')
assert handle_command_wrap('gcc -shared -c test.o -o test.so', args) == \
'emcc -lm -shared -c test.bc -o test.wasm'
# compilation checks in numpy
assert handle_command_wrap('gcc /usr/file.c', args) is None