1*f9e79facSMatthew Phillips# Test braced variable expansion in PS1 2*f9e79facSMatthew Phillipstestvar=xyz123 3*f9e79facSMatthew Phillipsoutput=$(testvar=xyz123 PS1='prefix-${testvar}-suffix:' ENV=/dev/null ${SH} +m -i </dev/null 2>&1) 4*f9e79facSMatthew Phillipscase $output in 5*f9e79facSMatthew Phillips*xyz123*) exit 0 ;; 6*f9e79facSMatthew Phillips*) echo "Expected 'xyz123' in prompt output"; exit 1 ;; 7*f9e79facSMatthew Phillipsesac 8