tmp: Check file contents

Author: effigies

tests/test_context.py

@@ -3,6 +3,7 @@
 from pathlib import Path
 
 import fsspec
+import nibabel as nb
 import pytest
 from bidsschematools.types.context import Subject
 from bidsschematools.types.namespace import Namespace
@@ -215,6 +216,8 @@ def test_nifti_mrs_header(
     tmp_path: Path,
 ) -> None:
     example_01 = mrs_data / 'example_01.nii.gz'
+    nb.load(example_01)  # validate that the file is readable
+    contents = example_01.read_bytes()
     memfs.pipe(
         {
             '/dataset_description.json': json.dumps(
@@ -228,6 +231,10 @@ def test_nifti_mrs_header(
     sub01 = dataset / 'sub-01'
     mrs = dataset / 'sub-01' / 'mrs' / 'sub-01_acq-press_mrs.nii.gz'
 
+    mrs_contents = mrs.path_obj.read_bytes()
+
+    assert mrs_contents == contents
+
     ds = context.Dataset(dataset, schema)
     subject = Subject(context.Sessions(sub01))
     mrs_context = context.Context(mrs, ds, subject)