import pytest
from spacy.lang.en import English
from spacy_legacy.layers.staticvectors_v1 import StaticVectors_v1


@pytest.mark.parametrize(
    "model_func,kwargs", [(StaticVectors_v1, {"nO": 128, "nM": 300})]
)
def test_static_vector_v1(model_func, kwargs):
    nlp = English()
    model = model_func(**kwargs).initialize()
    # Test that the layer can be called successfully with 0, 1 and 2 empty docs.
    for n_docs in range(3):
        docs = [nlp("") for _ in range(n_docs)]
        # Test predict
        model.predict(docs)
        # Test backprop
        output, backprop = model.begin_update(docs)
        backprop(output)