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57 lines
1.8 KiB
57 lines
1.8 KiB
import pytest
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import tool_functions
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def test_math_evaluate_1():
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result = tool_functions.math_evaluate("1+2*pi")
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assert result == "1 + 2*pi = 7.28318530717959"
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def test_math_evaluate_2a():
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result = tool_functions.math_evaluate("2**4")
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assert result == "2**4 = 16"
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def test_math_evaluate_2b():
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""" test that ^ notation is also working, original sympy cannot do this """
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result = tool_functions.math_evaluate("2^4")
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assert result == "2**4 = 16"
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def test_math_evaluate_3():
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result = tool_functions.math_evaluate("Integral(exp(-x**2), (x, -oo, oo))")
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assert result == "Integral(exp(-x**2), (x, -oo, oo)) = sqrt(pi) = 1.77245385090552"
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def test_math_evaluate_4():
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result = tool_functions.math_evaluate("(2**x)**2")
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assert result == "(2**x)**2 = 2**(2*x) = 2.0**(2*x)"
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def test_math_evaluate_5():
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result = tool_functions.math_evaluate("sin(pi/2) + cos(0)")
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assert result == "sin(pi/2) + cos(0) = 2"
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def test_math_solver_1():
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result = tool_functions.math_evaluate("solve x = 1 for x")
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assert result == "solved x = 1 for x = {1}"
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def test_math_solver_2():
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result = tool_functions.math_evaluate("solve (x + 1)*(x - 1) = 1 for x")
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assert result == "solved (x + 1)*(x - 1*1) = 1 for x = {-sqrt(2), sqrt(2)}"
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def test_math_solver_3a():
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result = tool_functions.math_evaluate("solve 2*x + 3*y = 7 and x - y = 1 for x, y")
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assert result == "solved equation system for x=2 and y=1"
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def test_math_solver_3b():
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result = tool_functions.math_evaluate("solve 2*x + 3*y = 7, x - y = 1 for x and y")
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assert result == "solved equation system for x=2 and y=1"
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def test_math_solver_4():
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result = tool_functions.math_evaluate("solve 2*x**3 + 3*y = 7 and x - y = 1 for x, y")
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assert result == "solved equation system for x=~1.421 and y=~0.421"
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