sosokker/Calculator-for-Matrix-and-Algebra
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processing test

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Sirin Puenggun 2022-12-12 05:26:34 +07:00
parent 836d400eec
commit 25e3b2877e
1 changed files with 13 additions and 9 deletions
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testing.py
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@ -1,12 +1,11 @@
from nessesary.polynomial import Polynomial
from nessesary.fraction import frac_of_float, Fraction, to_fraction
from nessesary.matrix import Matrix
from nessesary.parser.parser import insert_mul_sign, parse_poly
from nessesary.parser.parser import insert_mul_sign, parse_poly, make_postfix
from nessesary.equation.processing import poly_expand, solver, simplify, change_side
# -------------------------- POLYNOMIAL TEST --------------------------
p1 = Polynomial("x^3+3112+1231+x^2+2131+x^3")
p2 = Polynomial([1,2,3,4,5,6,7,8,9,10])
p3 = Polynomial([4,3,2,3,4])
@ -15,13 +14,13 @@ p5 = Polynomial("-4x^9 + 1")
p6 = Polynomial("x+1")
p7 = Polynomial("3x^2-2x^2+2x+1")
assert str(p1) == "2x^3+1x^2+6474"
assert str(p2) == "10x^9+9x^8+8x^7+7x^6+6x^5+5x^4+4x^3+3x^2+2x+1"
assert str(p3) == "4x^4+3x^3+2x^2+3x+4"
assert str(p4) == "x^9+32x^4-5x^2+1212"
assert str(p5) == "-4x^9+1"
assert str(p1) == "2x^3+x^2+6474x^0"
assert str(p2) == "10x^9+9x^8+8x^7+7x^6+6x^5+5x^4+4x^3+3x^2+2x^1+x^0"
assert str(p3) == "4x^4+3x^3+2x^2+3x^1+4x^0"
assert str(p4) == "x^9+32x^4-5x^2+1212x^0"
assert str(p5) == "-4x^9+x^0"
assert str(p6) == "1x+1"
assert str(p7) == "x^2+2x+1"
assert str(p7) == "x^2+2x^1+x^0"
assert Polynomial("3x+2").to_str() == "3x+2"
assert p7.solve() == [{'real': -1.0, 'imag': 0}]
@ -29,7 +28,6 @@ assert Polynomial("x+1").solve() == [{'real': -1.0, 'imag': 0}]
assert Polynomial("x+3123 -312321312+281x-32131x").solve() == [{'real': -9806.21649031366761, 'imag': 0}]
assert Polynomial("23x^2-312x+321x^2-3+6+0+0").solve() == [{'real': 0.009719543319502776, 'imag': 0}, {'real': 0.8972572008665437, 'imag': 0}]
# -------------------------- FRACTION TEST --------------------------
assert frac_of_float(0.22131321, reduce=False) == 22131321/100000000
@ -42,3 +40,9 @@ p3 = p1-p2
p3.reduce_frac()
assert str(p3) == str(Fraction(9068075, 50114596))
# -------------------------- PROCESSING TEST --------------------------
print(poly_expand('(3x+2)^3+4x+5-2+(5x^2)^3'))
print(poly_expand('2*(x+3)^2-5x^3+4'))
print(poly_expand('(x)-x'))