verify by hand

tests/next_tests/integration_tests/feature_tests/ffront_tests/test_execution.py

@@ -29,8 +29,9 @@
     int64,
     minimum,
     neighbor_sum,
-    where,
+    where, NeighborTableOffsetProvider,
 )
+from gt4py.next.common import Domain, UnitRange, Dimension, DimensionKind, GridType
 from gt4py.next.ffront.experimental import as_offset
 from gt4py.next.program_processors import otf_compile_executor
 from gt4py.next.program_processors.runners import gtfn
@@ -57,6 +58,7 @@
 )
 
 from gt4py.next.program_processors.runners.gtfn import run_gtfn_with_temporaries
+from tests.next_tests.toy_connectivity import Edge
 
 
 def test_copy(cartesian_case):  # noqa: F811 # fixtures
@@ -1028,8 +1030,7 @@ def consume_constants(input: cases.IFloatField) -> cases.IFloatField:
     )
 
 
-def test_temporaries_with_sizes(unstructured_case):
-    # todo: select backend
+def test_temporaries_with_sizes(reduction_setup):
     # run_gtfn_with_temporaries_and_sizes = otf_compile_executor.OTFCompileExecutor(
     #     name="run_gtfn_with_temporaries_and_sizes",
     #     otf_workflow=run_gtfn_with_temporaries.otf_workflow.replace(
@@ -1044,8 +1045,21 @@ def testee(a: cases.VField) -> cases.EField:
         amul = a * 2
         return amul(E2V[0]) + amul(E2V[1])
 
-    cases.verify_with_default_data(
-        unstructured_case,
-        testee,
-        ref=lambda a: (a * 2)[unstructured_case.offset_provider["E2V"].table[:, 0]] + (a * 2)[unstructured_case.offset_provider["E2V"].table[:, 1]],
+    @gtx.program(grid_type=GridType.UNSTRUCTURED)
+    def testee_program(a: cases.VField, out: cases.EField) -> cases.EField:
+        testee(a=a, out=out, )
+
+    a = gtx.as_field(domain=Domain(dims=(Vertex,), ranges=(UnitRange(0, 9),)), data=np.arange(0,9), dtype=int32)
+    out = gtx.as_field(domain=Domain(dims=(Edge,), ranges=(UnitRange(0, 18),)), data=np.zeros(18), dtype=int32)
+
+    e2v_offset_provider = NeighborTableOffsetProvider(table=reduction_setup.e2v_table, origin_axis=Edge, neighbor_axis=Vertex, max_neighbors=2)
+
+    testee_program.with_backend(run_gtfn_with_temporaries)(  # todo: select modified backend
+        a=a, out=out,
+        offset_provider={"E2V": e2v_offset_provider},
     )
+
+    def reference(a):
+        return (a * 2)[e2v_offset_provider.table[:, 0]] + (a * 2)[e2v_offset_provider.table[:, 1]]
+
+    assert np.allclose(reference(a), out)