code: def test_issue_285():
      clip_1, clip_2, clip_3 = (
          ImageClip("media/python_logo.png", duration=10),
          ImageClip("media/python_logo.png", duration=10),
          ImageClip("media/python_logo.png", duration=10),
      )
      merged_clip = concatenate_videoclips([clip_1, clip_2, clip_3])
      assert merged_clip.duration == 30
  
imports: import os
  import pytest
  from moviepy.audio.io.AudioFileClip import AudioFileClip
  from moviepy.video.compositing.CompositeVideoClip import CompositeVideoClip
  from moviepy.video.compositing.concatenate import concatenate_videoclips
  from moviepy.video.compositing.transitions import crossfadein, crossfadeout
  from moviepy.video.fx.resize import resize
  from moviepy.video.io.VideoFileClip import VideoFileClip
  from moviepy.video.VideoClip import ColorClip, ImageClip, VideoClip
label_desc: Use image node_id 3 for calling a global function with example usage: test_issue_285() without return types