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from tvm.relay.testing import resnet
from tvm.relay.analysis import count_layers


def test_layer_count():
    def verify(num_layers):
        # Load a resnet with a known number of layers.
        mod, _ = resnet.get_workload(num_layers=num_layers)
        # Count the number of conv and dense layers.
        count = count_layers(mod, valid_ops=["nn.conv2d", "nn.dense"])
        assert count == num_layers

    verify(18)
    verify(50)


if __name__ == "__main__":
    test_layer_count()