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33 lines
863 B
Python
33 lines
863 B
Python
from __future__ import annotations
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import pytest
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from PIL import Image, McIdasImagePlugin
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from .helper import assert_image_equal_tofile
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def test_invalid_file() -> None:
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invalid_file = "Tests/images/flower.jpg"
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with pytest.raises(SyntaxError):
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McIdasImagePlugin.McIdasImageFile(invalid_file)
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def test_valid_file() -> None:
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# Arrange
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# https://ghrc.nsstc.nasa.gov/hydro/details/cmx3g8
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# https://ghrc.nsstc.nasa.gov/pub/fieldCampaigns/camex3/cmx3g8/browse/
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test_file = "Tests/images/cmx3g8_wv_1998.260_0745_mcidas.ara"
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saved_file = "Tests/images/cmx3g8_wv_1998.260_0745_mcidas.png"
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# Act
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with Image.open(test_file) as im:
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im.load()
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# Assert
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assert im.format == "MCIDAS"
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assert im.mode == "I"
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assert im.size == (1800, 400)
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assert_image_equal_tofile(im, saved_file)
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