code: def testGeluIntType(self, approximate):
      val_float = nn.gelu(jnp.array(-1.0), approximate=approximate)
      val_int = nn.gelu(jnp.array(-1), approximate=approximate)
      self.assertAllClose(val_float, val_int)
  
imports: import collections
  from functools import partial
  import itertools
  import unittest
  from absl.testing import absltest
  from absl.testing import parameterized
  import scipy.stats
  from jax._src import config
  from jax._src import core
  from jax._src import test_util
  from jax._src import ad_checkpoint
  from jax.test_util import check_grads
  from jax import nn
  from jax import random
  import jax
  import jax.numpy
label_desc: Use image node_id 19 for calling the NNFunctionsTest obj's underlying member method code with example usage: obj.testGeluIntType(approximate) without return types