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             test_clearoutput.py
        
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      """

      Module with tests for the clearoutput preprocessor.

      """

      # Copyright (c) IPython Development Team.

      # Distributed under the terms of the Modified BSD License.

      from .base import PreprocessorTestsBase

      from ..clearoutput import ClearOutputPreprocessor

      class TestClearOutput(PreprocessorTestsBase):

          """Contains test functions for clearoutput.py"""

          def build_preprocessor(self):

              """Make an instance of a preprocessor"""

              preprocessor = ClearOutputPreprocessor()

              preprocessor.enabled = True

              return preprocessor

          def test_constructor(self):

              """Can a ClearOutputPreprocessor be constructed?"""

              self.build_preprocessor()

          def test_output(self):

              """Test the output of the ClearOutputPreprocessor"""

              nb = self.build_notebook()

              res = self.build_resources()

              preprocessor = self.build_preprocessor()

              nb, res = preprocessor(nb, res)

              assert nb.cells[0].outputs == []

              assert nb.cells[0].execution_count is None

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				"""
				Module with tests for the clearoutput preprocessor.
				"""

				# Copyright (c) IPython Development Team.
				# Distributed under the terms of the Modified BSD License.

				from .base import PreprocessorTestsBase
				from ..clearoutput import ClearOutputPreprocessor


				class TestClearOutput(PreprocessorTestsBase):
				"""Contains test functions for clearoutput.py"""


				def build_preprocessor(self):
				"""Make an instance of a preprocessor"""
				preprocessor = ClearOutputPreprocessor()
				preprocessor.enabled = True
				return preprocessor

				def test_constructor(self):
				"""Can a ClearOutputPreprocessor be constructed?"""
				self.build_preprocessor()

				def test_output(self):
				"""Test the output of the ClearOutputPreprocessor"""
				nb = self.build_notebook()
				res = self.build_resources()
				preprocessor = self.build_preprocessor()
				nb, res = preprocessor(nb, res)
				assert nb.cells[0].outputs == []
				assert nb.cells[0].execution_count is None