Fix #507 deprecation of of camel case convenience constructors (#508)

* Fix #507 deprecation of of camel case convenience constructors

* Bump version to 0.14.3

Project.toml

@@ -1,6 +1,6 @@
 name = "Interpolations"
 uuid = "a98d9a8b-a2ab-59e6-89dd-64a1c18fca59"
-version = "0.14.2"
+version = "0.14.3"
 
 [deps]
 Adapt = "79e6a3ab-5dfb-504d-930d-738a2a938a0e"

src/deprecations.jl

@@ -64,6 +64,6 @@ replace_linear_line(bc::BoundaryCondition) = bc
 replace_linear_line(etpflag::Tuple) = replace_linear_line.(etpflag)
 
 # Old convenience constructors
-@deprecate LinearInterpolation linear_interpolation
-@deprecate ConstantInterpolation constant_interpolation
-@deprecate CubicSplineInterpolation cubic_spline_interpolation
+@deprecate LinearInterpolation(args...; kwargs...) linear_interpolation(args...; kwargs...)
+@deprecate ConstantInterpolation(args...; kwargs...) constant_interpolation(args...; kwargs...)
+@deprecate CubicSplineInterpolation(args...; kwargs...) cubic_spline_interpolation(args...; kwargs...)

test/convenience-constructors.jl

@@ -47,6 +47,19 @@ YLEN = convert(Integer, floor((YMAX - YMIN)/ΔY) + 1)
         @test interp(XMIN + ΔX / 2) ≈ f(XMIN + ΔX / 2) atol=.1
         @test_throws BoundsError interp(XMIN - ΔX / 2)
         @test_throws BoundsError interp(XMAX + ΔX / 2)
+
+        # Check deprecated usage
+        interp = ConstantInterpolation(xs, A; extrapolation_bc = Throw()) # using convenience constructor
+        interp_full = extrapolate(scale(interpolate(A, BSpline(Constant())), xs), Throw()) # using full constructor
+
+        @test typeof(interp) == typeof(interp_full)
+        @test interp(XMIN) ≈ f(XMIN)
+        @test interp(XMAX) ≈ f(XMAX)
+        @test interp(XMIN + ΔX) ≈ f(XMIN + ΔX)
+        @test interp(XMAX - ΔX) ≈ f(XMAX - ΔX)
+        @test interp(XMIN + ΔX / 2) ≈ f(XMIN + ΔX / 2) atol=.1
+        @test_throws BoundsError interp(XMIN - ΔX / 2)
+        @test_throws BoundsError interp(XMAX + ΔX / 2)
     end
 
     @testset "1d-regular-grids-cubic" begin
@@ -64,6 +77,19 @@ YLEN = convert(Integer, floor((YMAX - YMIN)/ΔY) + 1)
         @test interp(XMIN + ΔX / 2) ≈ f(XMIN + ΔX / 2) atol=.1
         @test_throws BoundsError interp(XMIN - ΔX / 2)
         @test_throws BoundsError interp(XMAX + ΔX / 2)
+
+        #  Check deprecated usage
+        interp = CubicSplineInterpolation(xs, A; extrapolation_bc = Throw())
+        interp_full = extrapolate(scale(interpolate(A, BSpline(Cubic(Line(OnGrid())))), xs), Throw())
+
+        @test typeof(interp) == typeof(interp_full)
+        @test interp(XMIN) ≈ f(XMIN)
+        @test interp(XMAX) ≈ f(XMAX)
+        @test interp(XMIN + ΔX) ≈ f(XMIN + ΔX)
+        @test interp(XMAX - ΔX) ≈ f(XMAX - ΔX)
+        @test interp(XMIN + ΔX / 2) ≈ f(XMIN + ΔX / 2) atol=.1
+        @test_throws BoundsError interp(XMIN - ΔX / 2)
+        @test_throws BoundsError interp(XMAX + ΔX / 2)
     end
 
     @testset "1d-irregular-grids" begin
@@ -117,6 +143,14 @@ YLEN = convert(Integer, floor((YMAX - YMIN)/ΔY) + 1)
         @test typeof(extrap) == typeof(extrap_full)
         @test extrap(x_lower) ≈ A[1] - ΔA_l
         @test extrap(x_higher) ≈ A[end] + ΔA_h
+
+        # Check deprecated usage
+        extrap = LinearInterpolation(xs, A, extrapolation_bc = Line())
+        extrap_full = extrapolate(scale(interpolate(A, BSpline(Linear())), xs), Line())
+
+        @test typeof(extrap) == typeof(extrap_full)
+        @test extrap(x_lower) ≈ A[1] - ΔA_l
+        @test extrap(x_higher) ≈ A[end] + ΔA_h
     end
 end
 
@@ -262,6 +296,14 @@ end
         @test typeof(extrap) == typeof(extrap_full)
         @test extrap(x_lower, y_lower) ≈ A[1, 1] - ΔA_l
         @test extrap(x_higher, y_higher) ≈ A[end, end] + ΔA_h
+
+        # Check deprecated usage
+        extrap = LinearInterpolation((xs, ys), A, extrapolation_bc = (Line(), Flat()))
+        extrap_full = extrapolate(scale(interpolate(A, BSpline(Linear())), xs, ys), (Line(), Flat()))
+
+        @test typeof(extrap) == typeof(extrap_full)
+        @test extrap(x_lower, y_lower) ≈ A[1, 1] - ΔA_l
+        @test extrap(x_higher, y_higher) ≈ A[end, end] + ΔA_h
     end
 
     @testset "issue #230" begin # at least, I think this is what issue #230 is really about