diff --git a/test/char.jl b/test/char.jl
index 3100add0e81c5..5523125529031 100644
--- a/test/char.jl
+++ b/test/char.jl
@@ -288,6 +288,10 @@ Base.codepoint(c::ASCIIChar) = reinterpret(UInt8, c)
     @test string(ASCIIChar('x')) == "x"
     @test length(ASCIIChar('x')) == 1
     @test !isempty(ASCIIChar('x'))
+    @test ndims(ASCIIChar('x')) == 0
+    @test ndims(ASCIIChar) == 0
+    @test firstindex(ASCIIChar('x')) == 1
+    @test lastindex(ASCIIChar('x')) == 1
     @test eltype(ASCIIChar) == ASCIIChar
     @test_throws MethodError write(IOBuffer(), ASCIIChar('x'))
     @test_throws MethodError read(IOBuffer('x'), ASCIIChar)