open Jest open Reducer_TestHelpers describe("Parse function assignment", () => { testParseToBe("f(x)=x", "Ok((:$let :f (:$lambda (x) :x)))") testParseToBe("f(x)=2*x", "Ok((:$let :f (:$lambda (x) (:multiply 2 :x))))") //MathJs does not allow blocks in function definitions }) describe("Evaluate function assignment", () => { testEvalToBe("f(x)=x; f(1)", "Ok(1)") })