Bump IA to v0.22 and fix a test

Project.toml

@@ -9,19 +9,22 @@ Markdown = "d6f4376e-aef5-505a-96c1-9c027394607a"
 Requires = "ae029012-a4dd-5104-9daa-d747884805df"
 SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 
+[weakdeps]
+IntervalArithmetic = "d1acc4aa-44c8-5952-acd4-ba5d80a2a253"
+
+[extensions]
+TaylorSeriesIAExt = "IntervalArithmetic"
+
 [compat]
 Aqua = "0.8"
-IntervalArithmetic = "0.15, 0.16, 0.17, 0.18, 0.19, 0.20"
+IntervalArithmetic = "0.22"
 LinearAlgebra = "<0.0.1, 1"
 Markdown = "<0.0.1, 1"
 Requires = "0.5.2, 1"
 SparseArrays = "<0.0.1, 1"
 Test = "<0.0.1, 1"
 julia = "1"
 
-[extensions]
-TaylorSeriesIAExt = "IntervalArithmetic"
-
 [extras]
 Aqua = "4c88cf16-eb10-579e-8560-4a9242c79595"
 IntervalArithmetic = "d1acc4aa-44c8-5952-acd4-ba5d80a2a253"
@@ -31,6 +34,3 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [targets]
 test = ["IntervalArithmetic", "LinearAlgebra", "SparseArrays", "Test", "Aqua"]
-
-[weakdeps]
-IntervalArithmetic = "d1acc4aa-44c8-5952-acd4-ba5d80a2a253"

test/intervals.jl

@@ -48,7 +48,7 @@ eeuler = Base.MathConstants.e
     @test isequal_interval(evaluate(p4(x,y), [a, -b]), p4(a, -b))
     @test isequal_interval((p5(x,y))([a, b]), p5(a, b))
     @test issubset_interval((a-b)^4, ((x-y)^4)([a, b]))
-    @test isequal_interval((((x-y)^4)[4])([a, b]), interval(-39, 81))
+    @test isequal_interval((((x-y)^4)[4])([a, b]), interval(-64, 81))
 
     p4n = normalize_taylor(p4(x,y), [a, b], true)
     @test issubset_interval(interval(0, 16), p4n([b, b]))