Normalized polynomial spaces contain constant (#134)

* contains const for normalized poly space

* version bump to v0.5.12

Author: jishnub

Project.toml

@@ -1,6 +1,6 @@
 name = "ApproxFunOrthogonalPolynomials"
 uuid = "b70543e2-c0d9-56b8-a290-0d4d6d4de211"
-version = "0.5.11"
+version = "0.5.12"
 
 [deps]
 AbstractFFTs = "621f4979-c628-5d54-868e-fcf4e3e8185c"

src/Spaces/PolynomialSpace.jl

@@ -342,6 +342,8 @@ struct NormalizedPolynomialSpace{S,D,R} <: Space{D,R}
     NormalizedPolynomialSpace{S,D,R}(space) where {S,D,R} = new{S,D,R}(space)
 end
 
+@containsconstants NormalizedPolynomialSpace
+
 domain(S::NormalizedPolynomialSpace) = domain(S.space)
 canonicalspace(S::NormalizedPolynomialSpace) = S.space
 setdomain(NS::NormalizedPolynomialSpace, d::Domain) = NormalizedPolynomialSpace(setdomain(canonicalspace(NS), d))

test/ChebyshevTest.jl

@@ -272,6 +272,9 @@ import ApproxFunOrthogonalPolynomials: forwardrecurrence
             f = (Derivative() + Fun(s)) * Fun(s)
             g = ones(s) + Fun(s)^2
             @test f ≈ g
+
+            @test space(1 + Fun(NormalizedChebyshev())) == NormalizedChebyshev()
+            @test space(1 + Fun(NormalizedChebyshev(0..1))) == NormalizedChebyshev(0..1)
         end
     end
 

test/JacobiTest.jl

@@ -389,6 +389,11 @@ import ApproxFunOrthogonalPolynomials: jacobip
             @test ApproxFunBase.isbanded(Multiplication(xC, NormalizedJacobi(1,1)))
             @test ApproxFunBase.isbanded(Multiplication(xNC, NormalizedJacobi(1,1)))
         end
+
+        @testset "space promotion" begin
+            @test space(1 + Fun(NormalizedLegendre())) == NormalizedLegendre()
+            @test space(1 + Fun(NormalizedJacobi(1,1,0..1))) == NormalizedJacobi(1,1,0..1)
+        end
     end
 
     @testset "casting bug ApproxFun.jl#770" begin

test/runtests.jl

@@ -28,10 +28,7 @@ macro verbose(ex)
     if VERSION >= v"1.8"
         insert!(args, 3, Expr(:(=), :verbose, true))
     end
-    quote
-        $(Expr(head, args...))
-        @info "Finished " * $name * " tests"
-    end
+    Expr(head, args...)
 end
 
 include("ClenshawTest.jl")