b5eb72343a
Upstream 8eec9a54. Floating accumulation and a 120-degree remainder put star, pada, and sub-lord on different sides of the same boundary. Random longitudes away from those boundaries are unchanged. BUG-1383. Co-Authored-By: Grok (agent loop) Co-authored-by: Cursor <cursoragent@cursor.com>
43 lines
1.7 KiB
Python
43 lines
1.7 KiB
Python
"""Synthetic angular fixtures; no birth records or predictive assertions."""
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from fractions import Fraction
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import math
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import pytest
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from scripts.kp_system import get_kp_lords
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ORDER='Ketu Venus Sun Moon Mars Rahu Jupiter Saturn Mercury'.split()
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YEARS=(7,20,6,10,7,18,16,19,17)
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def test_every_subsub_boundary_is_left_closed_right_open():
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starts=[]
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for star in range(27):
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start=Fraction(star*40,3)
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for offset in range(9):
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sub=(star+offset)%9;span=Fraction(40*YEARS[sub],360)
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for child_offset in range(9):
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child=(sub+child_offset)%9
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starts.append((float(start),ORDER[sub],ORDER[child]))
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start+=span*YEARS[child]/120
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for i,(angle,sub,child) in enumerate(starts):
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for probe in (angle,math.nextafter(angle,math.inf)):
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actual=get_kp_lords(probe)
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assert (actual['sub_lord'],actual['sub_sub_lord'])==(sub,child)
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if i:
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before=get_kp_lords(math.nextafter(angle,-math.inf))
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assert (before['sub_lord'],before['sub_sub_lord'])==starts[i-1][1:]
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def test_quarter_boundaries_and_wrap():
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for i in range(108):
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degree=float(Fraction(10*i,3))
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assert get_kp_lords(degree)['pada']==i%4+1
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if i:assert get_kp_lords(math.nextafter(degree,-math.inf))['pada']==(i-1)%4+1
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assert get_kp_lords(70)['pada']==2
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assert get_kp_lords(360)==get_kp_lords(0)
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assert get_kp_lords(-1)==get_kp_lords(359)
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@pytest.mark.parametrize('invalid',[True,None,'70',float('nan'),float('inf'),float('-inf')])
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def test_nonfinite_or_nonnumeric_longitude_rejected(invalid):
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with pytest.raises(ValueError):get_kp_lords(invalid)
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