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Added support for specifying a working directory when running a CLI test. #7

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Added support for specifying a working directory when running a CLI test. #7

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13 changes: 13 additions & 0 deletions edq/testing/cli.py
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,7 @@ def __init__(self,
base_dir: str,
data_dir: str,
temp_dir: str,
work_dir: typing.Union[str, None] = None,
cli: typing.Union[str, None] = None,
arguments: typing.Union[typing.List[str], None] = None,
error: bool = False,
Expand Down Expand Up @@ -103,6 +104,13 @@ def __init__(self,

edq.util.dirent.mkdir(temp_dir)

self.work_dir: str = os.getcwd()
""" The directory the test runs from. """

if (work_dir is not None):
work_dir_expanded = self._expand_paths(work_dir)
self.work_dir = work_dir_expanded

if (cli is None):
raise ValueError("Missing CLI module.")

Expand Down Expand Up @@ -270,6 +278,9 @@ def __method(self: edq.testing.unittest.BaseTest) -> None:
old_args = sys.argv
sys.argv = [test_info.module.__file__] + test_info.arguments

previous_work_directory = os.getcwd()
os.chdir(test_info.work_dir)

try:
with contextlib.redirect_stdout(io.StringIO()) as stdout_output:
with contextlib.redirect_stderr(io.StringIO()) as stderr_output:
Expand All @@ -290,6 +301,8 @@ def __method(self: edq.testing.unittest.BaseTest) -> None:
if (isinstance(ex, SystemExit) and (ex.__context__ is not None)):
stderr_text = self.format_error_string(ex.__context__)
finally:
os.chdir(previous_work_directory)

sys.argv = old_args

if (not test_info.split_stdout_stderr):
Expand Down