test: Remove datalad fetch of gin dataset, test against examples

pyproject.toml

@@ -114,7 +114,6 @@ test = [
   "pytest >=8",
   "pytest-cov >=5",
   "coverage[toml] >=7.2",
-  "datalad >=1.1",
   "cattrs>=24.1.3",
 ]
 types = [

src/bids_validator/test_bids_validator.py

@@ -5,46 +5,10 @@
 
 """
 
-import os
-
-import datalad.api
 import pytest
 
 from bids_validator import BIDSValidator
 
-HOME = os.path.expanduser('~')
-
-TEST_DATA_DICT = {
-    'eeg_matchingpennies': 'https://gin.g-node.org/sappelhoff/eeg_matchingpennies',
-}
-
-EXCLUDE_KEYWORDS = ['git', 'datalad', 'sourcedata', 'bidsignore']
-
-
-def _download_test_data(test_data_dict: dict[str, str], dsname: str) -> str:
-    """Download test data using datalad."""
-    url = test_data_dict[dsname]
-    dspath = os.path.join(HOME, dsname)
-    datalad.api.clone(source=url, path=dspath)
-    return dspath
-
-
-def _gather_test_files(dspath: str, exclude_keywords: list[str]) -> list[str]:
-    """Get test files from dataset path, relative to dataset."""
-    files = []
-    for r, _, f in os.walk(dspath):
-        for file in f:
-            fname = os.path.join(r, file)
-            fname = fname.replace(dspath, '')
-            if not any(keyword in fname for keyword in exclude_keywords):
-                files.append(fname)
-
-    return files
-
-
-dspath = _download_test_data(TEST_DATA_DICT, 'eeg_matchingpennies')
-files = _gather_test_files(dspath, EXCLUDE_KEYWORDS)
-
 
 @pytest.fixture(scope='module')
 def validator() -> BIDSValidator:
@@ -53,12 +17,6 @@ def validator() -> BIDSValidator:
     return validator
 
 
-@pytest.mark.parametrize('fname', files)
-def test_datasets(validator: BIDSValidator, fname: str) -> None:
-    """Test that is_bids returns true for each file in a valid BIDS dataset."""
-    assert validator.is_bids(fname)
-
-
 @pytest.mark.parametrize(
     'fname',
     [

tests/test_legacy_api.py

@@ -0,0 +1,31 @@
+import os
+from pathlib import Path
+
+import pytest
+
+from bids_validator import BIDSValidator
+
+
+@pytest.fixture(scope='module')
+def validator() -> BIDSValidator:
+    return BIDSValidator()
+
+
+@pytest.mark.parametrize(
+    'example',
+    [
+        'ds001',
+        'ds000117',
+        'pet001',
+        'eeg_matchingpennies',
+        'dwi_deriv',
+    ],
+)
+def test_example(validator: BIDSValidator, examples: Path, example: str) -> None:
+    ds = examples / example
+    for root, _dirs, files in os.walk(ds):
+        for file in files:
+            fname = str(Path(root).joinpath(file).relative_to(ds).as_posix())
+            if fname == '.bidsignore':
+                continue
+            assert validator.is_bids(f'/{fname}')

tox.ini

@@ -60,14 +60,9 @@ deps =
   pre: git+https://github.com/bids-standard/bids-specification.git\#subdirectory=tools/schemacode
 
 commands =
-  # Avoid SyntaxWarning being promoted to SyntaxError in Python 3.14, Datalad up to 1.3.2.
-  python -c 'import datalad'
-  coverage erase
-  coverage run -p -m bids_validator tests/data/bids-examples/ds000117
-  python -m pytest --doctest-modules --cov . --cov-append --cov-report term \
+  python -m pytest --doctest-modules --cov . --cov-report xml --cov-report term \
   min: -Wignore \
     --junitxml=test-results.xml {posargs}
-  coverage xml
 
 [testenv:style{,-fix}]
 description = Check and attempt to fix style