text: # Copyright (C) 2020 Cancer Care Associates
  
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  
  #     http://www.apache.org/licenses/LICENSE-2.0
  
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  import pathlib
  import subprocess
  from contextlib import contextmanager
  
  import pytest
  
  import psutil
  import pymedphys
  
  
  @contextmanager
  def process(*args, **kwargs):
      proc = subprocess.Popen(*args, **kwargs)
      try:
          yield proc
      finally:
          for child in psutil.Process(proc.pid).children(recursive=True):
              child.kill()
          proc.kill()
  
  
  HERE = pathlib.Path(__file__).parent.resolve()
  
  
  @pytest.mark.yarn
  def test_streamlit_gui():
      pymedphys.zip_data_paths("mu-density-gui-e2e-data.zip", extract_directory=HERE)
  
      with process("poetry run pymedphys gui", cwd=HERE, shell=True) as _:
          subprocess.check_call("yarn", cwd=HERE, shell=True)
          subprocess.check_call("yarn cypress run", cwd=HERE, shell=True)
  
  
  if __name__ == "__main__":
      test_streamlit_gui()
  