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Add test for steps easing function value calculation

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Kovid Goyal 2024-07-17 17:22:43 +05:30
parent e927f8da62
commit 39dfa75fe7
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4 changed files with 53 additions and 9 deletions
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19
kitty_tests/options.py
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@ -2,7 +2,7 @@
# License: GPL v3 Copyright: 2018, Kovid Goyal <kovid at kovidgoyal.net>
from kitty.fast_data_types import Color
from kitty.fast_data_types import Color, test_cursor_blink_easing_function
from kitty.options.utils import DELETE_ENV_VAR, EasingFunction
from kitty.utils import log_error
@ -155,3 +155,20 @@ class TestConfParsing(BaseTest):
cb('linear(0, 0.25, 1)', first=EasingFunction('linear', linear_x=(0.0, 0.5, 1.0), linear_y=(0, 0.25, 1.0)))
cb('linear(0, 0.25 75%, 1)', first=EasingFunction('linear', linear_x=(0.0, 0.75, 1.0), linear_y=(0, 0.25, 1.0)))
cb('linear(0, 0.25 25% 75%, 1)', first=EasingFunction('linear', linear_x=(0.0, 0.25, 0.75, 1.0), linear_y=(0, 0.25, 0.25, 1.0)))
# test that easing functions give expected values
def ef(spec, tests, duration=0.5):
cfv = p('cursor_blink_interval ' + spec).cursor_blink_interval
self.set_options({'cursor_blink_interval': cfv})
for t, expected in tests.items():
actual = test_cursor_blink_easing_function(t, duration)
self.ae(expected, actual, f'Failed for {spec=} with {t=}: {expected} != {actual}')
ef('linear(0, 0.25 25% 75%, 1)', {0: 0, 0.25: 0.25, 0.3: 0.25, 0.75: 0.25, 1:1})
for spec in ('linear', 'linear(0, 1)'):
ef(spec, {0: 0, 1: 1, 0.1234: 0.1234, 0.6453: 0.6453})
ef('steps(5)', {0: 0, 0.1: 0, 0.3: 0.2, 0.9:0.8})
ef('steps(5, start)', {0: 0.2, 0.1: 0.2, 0.3: 0.4, 0.9:1})
ef('steps(4, jump-both)', {0: 0.2, 0.1: 0.2, 0.3: 0.4, 0.9:1})
ef('steps(6, jump-none)', {0: 0, 0.1: 0.0, 0.3: 0.2, 0.9:1})