TEST: Add regression test for merge nodes

nipreps · Dec 8, 2022 · 04e569a · 04e569a
1 parent 4f1e8b4
commit 04e569a
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/sdcflows/workflows/tests/test_base.py b/sdcflows/workflows/tests/test_base.py
@@ -63,4 +63,12 @@ def test_fmap_wf(tmpdir, workdir, outdir, bids_layouts, dataset, subject):
         wf.base_dir = str(workdir)
 
     if os.getenv("GITHUB_ACTIONS") != "true":
-        wf.run(plugin="Linear")
+        res = wf.run(plugin="Linear")
+
+    # Regression test for when out_merge_fmap_coeff was flattened and would
+    # have twice as many elements as the other nodes
+    assert all(
+        len(node.result.outputs.out) == len(estimators)
+        for node in res.nodes
+        if node.name.startswith("out_merge_")
+    )