code: def test_file_schema_repr():
      f = FileSchema(type="string", format="binary")
      assert (
          repr(f) == f"schema: \n  type: {f.type}\n  format: {f.format}"
      )
  
imports: import pytest
  from openapi_spec_validator import validate_spec
  from apiflask.schemas import EmptySchema
  from apiflask.schemas import FileSchema
label_desc: Use image node_id 2 for calling a global function with example usage: test_file_schema_repr() without return types