How do you run these tests? I see:
julia> @test just_error()
Error During Test at REPL[4]:1
Test threw exception
Expression: just_error()
Just an error. # your error message <------------------
Stacktrace:
[1] error(::String) at ./error.jl:33
[2] just_error() at ./REPL[2]:1
[3] top-level scope at REPL[4]:1
[4] eval(::Module, ::Any) at ./boot.jl:331
....