code: def test_eq_hip(self):
      null0 = self.stream
      null1 = cuda.Stream(True)
      null2 = cuda.Stream(True)
      null3 = cuda.Stream()
  
      assert null0 == null1
      assert null1 == null2
      assert null2 != null3
  
imports: import gc
  import threading
  import unittest
  import pytest
  import cupy
  from cupy._creation import from_data
  from cupy import cuda
  from cupy import testing
label_desc: Use image node_id 4 for calling the TestStream obj's underlying member method code with example usage: obj.test_eq_hip() without return types