fix some tests

test/runtests.jl

@@ -370,33 +370,6 @@ for x in (3.1, -17, 3//4, big(111.1), Inf)
     @test minmax(x) == (x, x)
 end
 
-# julia#20006
-abstract type AbstractFoo20006 end
-eval(Expr(
-    struct_sym, false,
-    Expr(:(<:), :(ConcreteFoo20006{T<:Int}), :AbstractFoo20006),
-    quote end))
-eval(Expr(
-    struct_sym, false,
-    Expr(:(<:), :(ConcreteFoo20006N{T<:Int,N}), :AbstractFoo20006),
-    quote end))
-ConcreteFoo200061{T<:Int} = ConcreteFoo20006N{T,1}
-@test Compat.TypeUtils.isabstract(AbstractFoo20006)
-@test !Compat.TypeUtils.isabstract(ConcreteFoo20006)
-@test !Compat.TypeUtils.isabstract(ConcreteFoo20006N)
-@test !Compat.TypeUtils.isabstract(ConcreteFoo200061)
-@test !Compat.TypeUtils.isabstract(StridedArray)
-@test Compat.TypeUtils.parameter_upper_bound(ConcreteFoo20006, 1) == Int
-@test isa(Compat.TypeUtils.typename(Array), TypeName)
-
-# PR #20418
-abstract type Abstract20418{T} <: Ref{T} end
-@test Compat.TypeUtils.isabstract(Abstract20418)
-primitive type Primitive20418{T} <: Ref{T} 16 end
-@test !Compat.TypeUtils.isabstract(Primitive20418)
-@test isbits(Primitive20418{Int})
-@test sizeof(Primitive20418{Int}) == 2
-
 # julia #18839
 module Test18839
 
@@ -493,23 +466,6 @@ let zbuf = IOBuffer([0xbf, 0xc0, 0x00, 0x00, 0x40, 0x20, 0x00, 0x00,
     @test bswap(z2) ===  3.5 - 4.5im
 end
 
-# PR 19449
-using Compat: StringVector
-@test length(StringVector(5)) == 5
-@test String(fill!(StringVector(5), 0x61)) == "aaaaa"
-
-# collect
-if VERSION < v"0.7.0-"
-    # Note: This is disabled on 0.7, since the Compat.collect functionality is only
-    # applicable on 0.5, and OffsetArrays currently has some incompatibilities with
-    # 0.7. This can be reenabled later if needed.
-    using OffsetArrays
-    a = OffsetArray(1:3, -1:1)
-    b = Compat.collect(a)
-    @test indices(b) === (Base.OneTo(3),)
-    @test b == [1,2,3]
-end
-
 # PR 22064
 module Test22064
 using Compat
@@ -612,7 +568,7 @@ eval(Expr(struct_sym, false, :TestType, Expr(:block, :(a::Int), :b)))
 # PR 22761
 @test_throws OverflowError throw(OverflowError("overflow"))
 
-let x = fill!(StringVector(5), 0x61)
+let x = fill!(Base.StringVector(5), 0x61)
     # 0.7
     @test pointer(x) == pointer(String(x))
 end