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# Copyright (c) DataLab Platform Developers, BSD 3-Clause license, see LICENSE file.
"""
I/O test
Testing `sigima` specific formats.
"""
from __future__ import annotations
import os.path as osp
from sigima.io.image import ImageIORegistry
from sigima.io.signal import SignalIORegistry
from sigima.tests.env import execenv
from sigima.tests.helpers import WorkdirRestoringTempDir, read_test_objects, reduce_path
def __testfunc(
title: str,
registry: SignalIORegistry | ImageIORegistry,
pattern: str = "*.*",
in_folder: str | None = None,
) -> None:
"""Test I/O features: read and write objects, and check registry functionality
Args:
title: Title of the test
registry: I/O registry to use
pattern: File name pattern to match
in_folder: Folder to search for test files
Raises:
NotImplementedError: if format is not supported
"""
execenv.print(f" {title}:")
with WorkdirRestoringTempDir() as tmpdir:
# os.startfile(tmpdir)
objects = {}
for fname, obj in read_test_objects(registry, pattern, in_folder):
label = f" Opening {reduce_path(fname)}"
execenv.print(label + ": ", end="")
if obj is None:
execenv.print("Skipped (not implemented)")
else:
execenv.print("OK")
objects[fname] = obj
execenv.print(" Saving:")
for fname, obj in objects.items():
path = osp.join(tmpdir, osp.basename(fname))
try:
execenv.print(f" {path}: ", end="")
registry.write(path, obj)
execenv.print("OK")
except NotImplementedError:
execenv.print("Skipped (not implemented)")
def test_read_write_obj():
"""I/O test: read and write objects, check registry functionality"""
execenv.print("I/O unit test:")
__testfunc("Signals", SignalIORegistry)
__testfunc("Images", ImageIORegistry)
if __name__ == "__main__":
test_read_write_obj()
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