summary: Verify correct $$ parsing in command substitution

description: |

    Parsing commands break when using $$ in command substitution $(..).

    Test for https://bugzilla.redhat.com/show_bug.cgi?id=1727952

tier: 1

extra-nitrate: TC#0602870

extra-summary: /CoreOS/bash/Regression/bz1727952-Parsing-commands-break-when-using-in-command

extra-task: /CoreOS/bash/Regression/bz1727952-Parsing-commands-break-when-using-in-command