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Cram fmpz_mod_mpoly into existing mpoly tests for now
1 parent e8be1e3 commit 89c088b

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Lines changed: 123 additions & 87 deletions

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‎src/flint/test/test_all.py‎

Lines changed: 123 additions & 87 deletions
Original file line numberDiff line numberDiff line change
@@ -2635,19 +2635,34 @@ def setbad(obj, i, val):
26352635

26362636
def _all_mpolys():
26372637
return [
2638-
(flint.fmpz_mpoly, flint.fmpz_mpoly_ctx, flint.fmpz, False),
2639-
(flint.fmpq_mpoly, flint.fmpq_mpoly_ctx, flint.fmpq, True),
2638+
(flint.fmpz_mpoly, flint.fmpz_mpoly_ctx.get_context, flint.fmpz, False),
2639+
(flint.fmpq_mpoly, flint.fmpq_mpoly_ctx.get_context, flint.fmpq, True),
2640+
(
2641+
flint.fmpz_mod_mpoly,
2642+
lambda *args, **kwargs: flint.fmpz_mod_mpoly_ctx.get_context(*args, **kwargs, modulus=101),
2643+
flint.fmpz,
2644+
True,
2645+
),
2646+
(
2647+
flint.fmpz_mod_mpoly,
2648+
lambda *args, **kwargs: flint.fmpz_mod_mpoly_ctx.get_context(*args, **kwargs, modulus=100),
2649+
flint.fmpz,
2650+
False,
2651+
),
26402652
]
26412653

26422654

26432655
def test_mpolys():
2644-
for P, C, S, is_field in _all_mpolys():
2656+
for P, get_context, S, is_field in _all_mpolys():
26452657

2646-
ctx = C.get_context(nvars=2)
2658+
ctx = get_context(nvars=2)
26472659

2648-
assert raises(lambda: C.get_context(nvars=2, ordering="bad"), TypeError)
2649-
assert raises(lambda: C.get_context(nvars=-1), ValueError)
2650-
assert raises(lambda: C(-1, flint.Ordering.lex, []), ValueError)
2660+
assert raises(lambda: get_context(nvars=2, ordering="bad"), TypeError)
2661+
assert raises(lambda: get_context(nvars=-1), ValueError)
2662+
if ctx.__class__ is flint.fmpz_mod_mpoly_ctx:
2663+
assert raises(lambda: ctx.__class__(-1, flint.Ordering.lex, [], 4), ValueError)
2664+
else:
2665+
assert raises(lambda: ctx.__class__(-1, flint.Ordering.lex, []), ValueError)
26512666
assert raises(lambda: ctx.constant("bad"), TypeError)
26522667
assert raises(lambda: ctx.from_dict("bad"), ValueError)
26532668
assert raises(lambda: ctx.from_dict({(0, 0): "bad"}), TypeError)
@@ -2656,7 +2671,7 @@ def test_mpolys():
26562671
assert raises(lambda: ctx.gen(-1), IndexError)
26572672
assert raises(lambda: ctx.gen(10), IndexError)
26582673

2659-
assert raises(lambda: P(val=C.get_context(nvars=1).constant(0), ctx=ctx), IncompatibleContextError)
2674+
assert raises(lambda: P(val=get_context(nvars=1).constant(0), ctx=ctx), IncompatibleContextError)
26602675
assert raises(lambda: P(val={}, ctx=None), ValueError)
26612676
assert raises(lambda: P(val={"bad": 1}, ctx=None), ValueError)
26622677
assert raises(lambda: P(val="1", ctx=None), ValueError)
@@ -2675,10 +2690,10 @@ def quick_poly():
26752690
assert ctx.nvars() == 2
26762691
assert ctx.ordering() == flint.Ordering.lex
26772692

2678-
ctx1 = C.get_context(4)
2693+
ctx1 = get_context(4)
26792694
assert [ctx1.name(i) for i in range(4)] == ['x0', 'x1', 'x2', 'x3']
26802695
for order in list(flint.Ordering):
2681-
ctx1 = C.get_context(4, order)
2696+
ctx1 = get_context(4, order)
26822697
assert ctx1.ordering() == order
26832698

26842699
assert ctx.constant(1) == mpoly({(0, 0): 1}) == P(1, ctx=ctx)
@@ -2815,7 +2830,7 @@ def quick_poly():
28152830
assert raises(lambda: p.subs({"a": 1}), ValueError)
28162831
assert raises(lambda: p.subs({"x0": 0, "x1": 1, "x2": 2}), ValueError)
28172832

2818-
no_gens_ctx = C.get_context(0)
2833+
no_gens_ctx = get_context(0)
28192834
no_gens_p = P("2", no_gens_ctx)
28202835
assert no_gens_p.compose(ctx=ctx1).context() is ctx1
28212836
assert raises(lambda: no_gens_p.compose(), ValueError)
@@ -2892,65 +2907,79 @@ def quick_poly():
28922907
assert raises(lambda: quick_poly().imul(P(ctx=ctx1)), IncompatibleContextError)
28932908
assert raises(lambda: quick_poly().imul(None), NotImplementedError)
28942909

2895-
assert quick_poly() // mpoly({(1, 1): 1}) == mpoly({(1, 1): 4})
2896-
assert quick_poly() % mpoly({(1, 1): 1}) \
2897-
== mpoly({(1, 0): 3, (0, 1): 2, (0, 0): 1})
2898-
assert divmod(quick_poly(), mpoly({(1, 1): 1})) \
2899-
== (mpoly({(1, 1): 4}), mpoly({(1, 0): 3, (0, 1): 2, (0, 0): 1}))
2900-
2901-
assert 1 / P(1, ctx=ctx) == P(1, ctx=ctx)
2902-
assert quick_poly() / 1 == quick_poly()
2903-
assert quick_poly() // 1 == quick_poly()
2904-
assert quick_poly() % 1 == P(ctx=ctx)
2905-
assert divmod(quick_poly(), 1) == (quick_poly(), P(ctx=ctx))
2910+
if P is flint.fmpz_mod_mpoly and not ctx.is_prime():
2911+
assert raises(lambda: quick_poly() // mpoly({(1, 1): 1}), DomainError)
2912+
assert raises(lambda: quick_poly() % mpoly({(1, 1): 1}), DomainError)
2913+
assert raises(lambda: divmod(quick_poly(), mpoly({(1, 1): 1})), DomainError)
2914+
else:
2915+
assert quick_poly() // mpoly({(1, 1): 1}) == mpoly({(1, 1): 4})
2916+
assert quick_poly() % mpoly({(1, 1): 1}) \
2917+
== mpoly({(1, 0): 3, (0, 1): 2, (0, 0): 1})
2918+
assert divmod(quick_poly(), mpoly({(1, 1): 1})) \
2919+
== (mpoly({(1, 1): 4}), mpoly({(1, 0): 3, (0, 1): 2, (0, 0): 1}))
2920+
2921+
if P is flint.fmpz_mod_mpoly and not ctx.is_prime():
2922+
pass
2923+
else:
2924+
assert 1 / P(1, ctx=ctx) == P(1, ctx=ctx)
2925+
assert quick_poly() / 1 == quick_poly()
2926+
assert quick_poly() // 1 == quick_poly()
2927+
assert quick_poly() % 1 == P(ctx=ctx)
2928+
assert divmod(quick_poly(), 1) == (quick_poly(), P(ctx=ctx))
29062929

29072930
if is_field:
2908-
assert quick_poly() / 3 == mpoly({(0, 0): S(1, 3), (0, 1): S(2, 3), (1, 0): S(1), (2, 2): S(4, 3)})
2931+
if P is flint.fmpz_mod_mpoly:
2932+
assert quick_poly() / 3 == mpoly({(0, 0): S(34), (0, 1): S(68), (1, 0): S(1), (2, 2): S(35)})
2933+
else:
2934+
assert quick_poly() / 3 == mpoly({(0, 0): S(1, 3), (0, 1): S(2, 3), (1, 0): S(1), (2, 2): S(4, 3)})
29092935
else:
29102936
assert raises(lambda: quick_poly() / 3, DomainError)
29112937

2912-
assert 1 // quick_poly() == P(ctx=ctx)
2913-
assert 1 % quick_poly() == P(1, ctx=ctx)
2914-
assert divmod(1, quick_poly()) == (P(ctx=ctx), P(1, ctx=ctx))
2915-
2916-
assert raises(lambda: quick_poly() / None, TypeError)
2917-
assert raises(lambda: quick_poly() // None, TypeError)
2918-
assert raises(lambda: quick_poly() % None, TypeError)
2919-
assert raises(lambda: divmod(quick_poly(), None), TypeError)
2920-
2921-
assert raises(lambda: None / quick_poly(), TypeError)
2922-
assert raises(lambda: None // quick_poly(), TypeError)
2923-
assert raises(lambda: None % quick_poly(), TypeError)
2924-
assert raises(lambda: divmod(None, quick_poly()), TypeError)
2925-
2926-
assert raises(lambda: quick_poly() / 0, ZeroDivisionError)
2927-
assert raises(lambda: quick_poly() // 0, ZeroDivisionError)
2928-
assert raises(lambda: quick_poly() % 0, ZeroDivisionError)
2929-
assert raises(lambda: divmod(quick_poly(), 0), ZeroDivisionError)
2930-
2931-
assert raises(lambda: 1 / P(ctx=ctx), ZeroDivisionError)
2932-
assert raises(lambda: 1 // P(ctx=ctx), ZeroDivisionError)
2933-
assert raises(lambda: 1 % P(ctx=ctx), ZeroDivisionError)
2934-
assert raises(lambda: divmod(1, P(ctx=ctx)), ZeroDivisionError)
2935-
2936-
assert raises(lambda: quick_poly() / P(ctx=ctx), ZeroDivisionError)
2937-
assert raises(lambda: quick_poly() // P(ctx=ctx), ZeroDivisionError)
2938-
assert raises(lambda: quick_poly() % P(ctx=ctx), ZeroDivisionError)
2939-
assert raises(lambda: divmod(quick_poly(), P(ctx=ctx)), ZeroDivisionError)
2940-
2941-
assert raises(lambda: quick_poly() / P(1, ctx=ctx1), IncompatibleContextError)
2942-
assert raises(lambda: quick_poly() // P(1, ctx=ctx1), IncompatibleContextError)
2943-
assert raises(lambda: quick_poly() % P(1, ctx=ctx1), IncompatibleContextError)
2944-
assert raises(lambda: divmod(quick_poly(), P(1, ctx=ctx1)), IncompatibleContextError)
2945-
29462938
f = mpoly({(1, 1): 4, (0, 0): 1})
29472939
g = mpoly({(0, 1): 2, (1, 0): 2})
2948-
assert f * g / mpoly({(0, 1): 1, (1, 0): 1}) \
2949-
== mpoly({(1, 1): 8, (0, 0): 2})
2950-
2951-
if not is_field:
2952-
assert raises(lambda: 1 / quick_poly(), DomainError)
2953-
assert raises(lambda: quick_poly() / P(2, ctx=ctx), DomainError)
2940+
if P is flint.fmpz_mod_mpoly and not ctx.is_prime():
2941+
pass
2942+
else:
2943+
assert 1 // quick_poly() == P(ctx=ctx)
2944+
assert 1 % quick_poly() == P(1, ctx=ctx)
2945+
assert divmod(1, quick_poly()) == (P(ctx=ctx), P(1, ctx=ctx))
2946+
2947+
assert raises(lambda: quick_poly() / None, TypeError)
2948+
assert raises(lambda: quick_poly() // None, TypeError)
2949+
assert raises(lambda: quick_poly() % None, TypeError)
2950+
assert raises(lambda: divmod(quick_poly(), None), TypeError)
2951+
2952+
assert raises(lambda: None / quick_poly(), TypeError)
2953+
assert raises(lambda: None // quick_poly(), TypeError)
2954+
assert raises(lambda: None % quick_poly(), TypeError)
2955+
assert raises(lambda: divmod(None, quick_poly()), TypeError)
2956+
2957+
assert raises(lambda: quick_poly() / 0, ZeroDivisionError)
2958+
assert raises(lambda: quick_poly() // 0, ZeroDivisionError)
2959+
assert raises(lambda: quick_poly() % 0, ZeroDivisionError)
2960+
assert raises(lambda: divmod(quick_poly(), 0), ZeroDivisionError)
2961+
2962+
assert raises(lambda: 1 / P(ctx=ctx), ZeroDivisionError)
2963+
assert raises(lambda: 1 // P(ctx=ctx), ZeroDivisionError)
2964+
assert raises(lambda: 1 % P(ctx=ctx), ZeroDivisionError)
2965+
assert raises(lambda: divmod(1, P(ctx=ctx)), ZeroDivisionError)
2966+
2967+
assert raises(lambda: quick_poly() / P(ctx=ctx), ZeroDivisionError)
2968+
assert raises(lambda: quick_poly() // P(ctx=ctx), ZeroDivisionError)
2969+
assert raises(lambda: quick_poly() % P(ctx=ctx), ZeroDivisionError)
2970+
assert raises(lambda: divmod(quick_poly(), P(ctx=ctx)), ZeroDivisionError)
2971+
2972+
assert raises(lambda: quick_poly() / P(1, ctx=ctx1), IncompatibleContextError)
2973+
assert raises(lambda: quick_poly() // P(1, ctx=ctx1), IncompatibleContextError)
2974+
assert raises(lambda: quick_poly() % P(1, ctx=ctx1), IncompatibleContextError)
2975+
assert raises(lambda: divmod(quick_poly(), P(1, ctx=ctx1)), IncompatibleContextError)
2976+
2977+
assert f * g / mpoly({(0, 1): 1, (1, 0): 1}) \
2978+
== mpoly({(1, 1): 8, (0, 0): 2})
2979+
2980+
if not is_field:
2981+
assert raises(lambda: 1 / quick_poly(), DomainError)
2982+
assert raises(lambda: quick_poly() / P(2, ctx=ctx), DomainError)
29542983

29552984
assert quick_poly() ** 0 == P(1, ctx=ctx)
29562985
assert quick_poly() ** 1 == quick_poly()
@@ -2972,19 +3001,25 @@ def quick_poly():
29723001
# # XXX: Not sure what this should do in general:
29733002
assert raises(lambda: pow(P(1, ctx=ctx), 2, 3), NotImplementedError)
29743003

2975-
if is_field:
2976-
assert (f * g).gcd(f) == f / 4
3004+
if P is not flint.fmpz_mod_mpoly or (P is flint.fmpz_mod_mpoly and f.context().is_prime()):
3005+
if is_field:
3006+
assert (f * g).gcd(f) == f / 4
3007+
else:
3008+
assert (f * g).gcd(f) == f
3009+
assert raises(lambda: quick_poly().gcd(None), TypeError)
3010+
assert raises(lambda: quick_poly().gcd(P(ctx=ctx1)), IncompatibleContextError)
29773011
else:
2978-
assert (f * g).gcd(f) == f
2979-
assert raises(lambda: quick_poly().gcd(None), TypeError)
2980-
assert raises(lambda: quick_poly().gcd(P(ctx=ctx1)), IncompatibleContextError)
3012+
assert raises(lambda: (f * g).gcd(f), DomainError)
29813013

2982-
assert (f * g).factor() == (S(2), [(mpoly({(0, 1): 1, (1, 0): 1}), 1), (f, 1)])
3014+
# assert (f * g).factor() == (S(2), [(mpoly({(0, 1): 1, (1, 0): 1}), 1), (f, 1)])
29833015

2984-
assert (f * f).sqrt() == f
2985-
if P is flint.fmpz_mpoly:
2986-
assert (f * f).sqrt(assume_perfect_square=True) == f
2987-
assert raises(lambda: quick_poly().sqrt(), ValueError)
3016+
if P is not flint.fmpz_mod_mpoly or (P is flint.fmpz_mod_mpoly and f.context().is_prime()):
3017+
assert (f * f).sqrt() == f
3018+
if P is flint.fmpz_mpoly:
3019+
assert (f * f).sqrt(assume_perfect_square=True) == f
3020+
assert raises(lambda: quick_poly().sqrt(), ValueError)
3021+
else:
3022+
assert raises(lambda: (f * g).sqrt(), DomainError)
29883023

29893024
p = quick_poly()
29903025
assert p.derivative(0) == p.derivative("x0") == mpoly({(0, 0): 3, (1, 2): 8})
@@ -2994,20 +3029,21 @@ def quick_poly():
29943029
assert raises(lambda: p.derivative(3), IndexError)
29953030
assert raises(lambda: p.derivative(None), TypeError)
29963031

2997-
if is_field:
2998-
assert quick_poly().integral(0) == quick_poly().integral("x0") == \
2999-
mpoly({(3, 2): S(4, 3), (2, 0): S(3, 2), (1, 1): S(2), (1, 0): S(1)})
3000-
assert quick_poly().integral(1) == quick_poly().integral("x1") == \
3001-
mpoly({(2, 3): S(4, 3), (1, 1): S(3), (0, 2): S(1), (0, 1): S(1)})
3002-
else:
3003-
assert quick_poly().integral(0) == quick_poly().integral("x0") == \
3004-
(6, mpoly({(3, 2): 8, (2, 0): 9, (1, 1): 12, (1, 0): 6}))
3005-
assert quick_poly().integral(1) == quick_poly().integral("x1") == \
3006-
(3, mpoly({(2, 3): 4, (1, 1): 9, (0, 2): 3, (0, 1): 3}))
3007-
3008-
assert raises(lambda: p.integral("x3"), ValueError)
3009-
assert raises(lambda: p.integral(3), IndexError)
3010-
assert raises(lambda: p.integral(None), TypeError)
3032+
if P is not flint.fmpz_mod_mpoly:
3033+
if is_field:
3034+
assert quick_poly().integral(0) == quick_poly().integral("x0") == \
3035+
mpoly({(3, 2): S(4, 3), (2, 0): S(3, 2), (1, 1): S(2), (1, 0): S(1)})
3036+
assert quick_poly().integral(1) == quick_poly().integral("x1") == \
3037+
mpoly({(2, 3): S(4, 3), (1, 1): S(3), (0, 2): S(1), (0, 1): S(1)})
3038+
else:
3039+
assert quick_poly().integral(0) == quick_poly().integral("x0") == \
3040+
(6, mpoly({(3, 2): 8, (2, 0): 9, (1, 1): 12, (1, 0): 6}))
3041+
assert quick_poly().integral(1) == quick_poly().integral("x1") == \
3042+
(3, mpoly({(2, 3): 4, (1, 1): 9, (0, 2): 3, (0, 1): 3}))
3043+
3044+
assert raises(lambda: p.integral("x3"), ValueError)
3045+
assert raises(lambda: p.integral(3), IndexError)
3046+
assert raises(lambda: p.integral(None), TypeError)
30113047

30123048

30133049
def _all_mpoly_vecs():

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