1When dumped into a text file by the test controller, this needs to be viewed as UTF-8: 2 3This is an em dash, —, this is is a delta symbol, ∆, this is an uppercase pi, ∏, and this is a lowercase pi, π. 4 5Characters from unicode plane 1, like mathematical bold script capital a, ��, and mathematical bold fraktur small u, ��, work too. 6