layed groundwork for implementing interpretation

package/test/InterpreterTests.jl

@@ -1,21 +1,42 @@
+using CUDA
 using .ExpressionProcessing
 using .Interpreter
 
-expressions = Vector{Expr}(undef, 1)
-variables = Matrix{Float64}(undef, 1,2)
-parameters = Vector{Vector{Float64}}(undef, 1)
+expressions = Vector{Expr}(undef, 2)
+variables = Matrix{Float64}(undef, 2,2)
+parameters = Vector{Vector{Float64}}(undef, 2)
 
 # Resulting value should be 10
 expressions[1] = :(x1 + 1 * x2 + p1)
-variables[1,1] = 2
-variables[1,2] = 3
+expressions[2] = :(5 + x1 + 1 * x2 + p1 + p2)
+variables[1,1] = 2.0
+variables[1,2] = 3.0
+variables[2,1] = 2.0
+variables[2,2] = 3.0
 parameters[1] = Vector{Float64}(undef, 1)
-parameters[1][1] = 5
+parameters[2] = Vector{Float64}(undef, 2)
+parameters[1][1] = 5.0
+parameters[2][1] = 5.0
+parameters[2][2] = 0.0
 
 @testset "Test interpretation" begin
 	postfixExpr = expr_to_postfix(expressions[1])
-	postfixExprs = Vector{PostfixType}(undef, 1)
-	postfixExprs[1] = postfixExpr
+	postfixExprs = Vector([postfixExpr])
+	push!(postfixExprs, expr_to_postfix(expressions[2]))
 
-	Interpret(postfixExprs, variables, parameters)
+	CUDA.@sync interpret(postfixExprs, variables, parameters)
+end
+
+@testset "Test conversion to matrix" begin
+	reference = Matrix{Float64}(undef, 2, 2)
+	reference[1,1] = 5.0
+	reference[2,1] = NaN64
+	reference[1,2] = 5.0
+	reference[2,2] = 0.0
+	# fill!(reference, [[], [5.0, 0.0]])
+	# reference = Matrix([5.0, NaN],
+	# 				   [5.0, 0.0])
+	result = Interpreter.convert_to_matrix(parameters, NaN64)
+
+	@test isequal(result, reference)
 end