Daniel
3145691d27
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39 lines
1.3 KiB
Julia
39 lines
1.3 KiB
Julia
using .ExpressionProcessing
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expressions = Vector{Expr}(undef, 1)
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variables = Matrix{Float64}(undef, 1,2)
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parameters = Vector{Vector{Float64}}(undef, 1)
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# Resulting value should be 10
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expressions[1] = :(x1 + 1 * x2 + p1)
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variables[1,1] = 2
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variables[1,2] = 3
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parameters[1] = Vector{Float64}(undef, 1)
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parameters[1][1] = 5
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@testset "Test symtable construction" begin
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symtable = construct_symtable(expressions, variables, parameters)
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@test haskey(symtable, (expressions[1], :x1))
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@test haskey(symtable, (expressions[1], :x2))
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@test haskey(symtable, (expressions[1], :p1))
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@test symtable[(expressions[1], :x1)] ≈ 2.0 atol=0.01
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@test symtable[(expressions[1], :x2)] ≈ 3.0 atol=0.01
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@test symtable[(expressions[1], :p1)] ≈ 5.0 atol=0.01
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end
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@testset "Test variable replacement in expression" begin
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symtable = construct_symtable(expressions, variables, parameters)
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exprCopy = deepcopy(expressions[1])
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replace_variables!(exprCopy, symtable, expressions[1])
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@test eval(exprCopy) == 10 # If it can be evaluated, it means all variables have been replaced, as there are no globally defined variables
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end
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@testset "Test conversion to postfix" begin
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reference = PostfixType()
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append!(reference, [:x1, 1.0, :x2, Multiply, Add, :p1, Add])
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postfix = expr_to_postfix(expressions[1])
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@test isequal(reference, postfix)
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end |