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35 lines
1.3 KiB
Python
35 lines
1.3 KiB
Python
# Copyright (c) Jupyter Development Team.
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# Distributed under the terms of the Modified BSD License.
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import logging
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import os
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LOGGER = logging.getLogger(__name__)
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def test_matplotlib(container):
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"""Test that matplotlib is able to plot a graph and write it as an image"""
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host_data_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), "data")
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cont_data_dir = "/home/jovyan/data"
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test_file = "matplotlib_1.py"
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output_dir = "/tmp"
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LOGGER.info("Test that matplotlib is able to plot a graph and write it as an image ...")
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command = "sleep infinity"
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running_container = container.run(
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volumes={host_data_dir: {"bind": cont_data_dir, "mode": "ro"}},
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tty=True,
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command=["start.sh", "bash", "-c", command],
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)
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command = f"python {cont_data_dir}/{test_file}"
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cmd = running_container.exec_run(command)
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assert cmd.exit_code == 0, f"Command {command} failed"
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LOGGER.debug(cmd.output.decode("utf-8"))
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# Checking if the file is generated
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# https://stackoverflow.com/a/15895594/4413446
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expected_file = f"{output_dir}/test.png"
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command = f"test -s {expected_file}"
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cmd = running_container.exec_run(command)
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assert cmd.exit_code == 0, f"Command {command} failed"
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LOGGER.debug(cmd.output.decode("utf-8"))
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