code: def test_layer(self):
      self.run_layer_test(
          layers.RandomBrightness,
          init_kwargs={
              "factor": 0.75,
              "value_range": (20, 200),
              "seed": 1,
          },
          input_shape=(8, 3, 4, 3),
          supports_masking=False,
          expected_output_shape=(8, 3, 4, 3),
      )
  
file_path: keras/keras/layers/preprocessing/random_brightness_test.py
imports: import numpy
  import pytest
  from tensorflow import data
  from keras import backend
  from keras import layers
  from keras import testing
label_desc: Use image node_id 1 for calling the RandomBrightnessTest obj's underlying member method code with example usage: obj.test_layer() without return types