generated from saji/litex-overlay
24 lines
674 B
Python
24 lines
674 B
Python
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from amaranth import unsigned
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import pytest
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from groovylight.common import Rgb888Layout, Rgb666Layout, RGBView
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def test_rgbview():
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rgb = Rgb888Layout(0xAABBCC)
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assert rgb.channel_size() == unsigned(8)
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rgb18 = Rgb666Layout(0x2DEFD)
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slice = rgb.channel_slice(1)
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assert isinstance(slice, RGBView), "channel_slice should return another rgbview"
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assert slice.channel_size() == unsigned(1), "channel_slice channel size should be 1"
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assert isinstance(
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rgb18.channel_slice(5), RGBView
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), "channel_slice should return another rgbview"
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with pytest.raises(ValueError, match="Target of a view is 0 bit"):
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rgb.channel_slice(8)
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