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test_split.py
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test_split.py
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from split import split_high_level_eqs, split_exprs, split
from tok import tokenize_and_fix_macros
def test_split_high_level_eqs():
s = '\int_0^{\infty}\\frac{r^{2n-3}dr}{(1+r^2)^{2n-1}} = \\frac{1}{2}\int_0^{\infty}\\frac{r^{n-2}dr}{(1+r)^{2n-1}} = \\frac{1}{2n-2} {2n-2 \choose n-1}^{-1}'
tok = tokenize_and_fix_macros(s)
spl = split_high_level_eqs(tok)
assert len(spl) == 3
def test_split_exprs():
s = '\int_0^{\infty}\\frac{r^{2n-3}dr}{(1+r^2)^{2n-1}} = \\frac{1}{2}\int_0^{\infty}\\frac{r^{n-2}dr}{(1+r)^{2n-1}} = \\frac{1}{2n-2} {2n-2 \choose n-1}^{-1}'
tok = tokenize_and_fix_macros(s)
spl = split_exprs(tok)
# print(spl)
assert len(spl) == 1
spl = split_exprs(tokenize_and_fix_macros("5 \\\\ 6"))
assert spl == [['5'], ['6']]
spl = split_exprs(tokenize_and_fix_macros("5 = 6 \\\\ = 6 + 7"))
assert spl == [['5', '=', '6', '=', '6', '+', '7']]
spl = split_exprs(tokenize_and_fix_macros("5 = 6 \\text{ and } 6 + 7 = 6"))
assert [['5', '=', '6'], ['6', '+', '7', '=', '6']] == spl
def test_split():
spl = split(tokenize_and_fix_macros("5 = 6 \\\\ = 6 + 7"))
assert spl == [[['5'], ['6'], ['6', '+', '7']]]
s = '\int_0^{\infty}\\frac{r^{2n-3}dr}{(1+r^2)^{2n-1}} = \\frac{1}{2}\int_0^{\infty}\\frac{r^{n-2}dr}{(1+r)^{2n-1}} = \\frac{1}{2n-2} {2n-2 \choose n-1}^{-1}'
tok = tokenize_and_fix_macros(s)
spl = split(tok)
assert len(spl) == 1 and len(spl[0]) == 3