code: def test_agent_fill_with_binary():
      new_agent = agent.Agent(1, 1, 0, 1)
  
      new_agent.fill_with_binary()
  
      assert new_agent.position[0] in [0, 1]
  
imports: import sys
  import numpy
  from opytimizer.core import agent
label_desc: Use image node_id 19 for calling a global function with example usage: test_agent_fill_with_binary() without return types