def integer_var = 1
def number_var = 1.3
def string_var = "abc"
def regex_var = /a.c/

test VariableExpansion:
    node n
    shell as p on n:
        echo "$integer_var"
        echo "$number_var"
        echo "$string_var"
        echo "$string_var"

    expect from p:
        /$integer_var/
        /$number_var/
        /$string_var/
        /$regex_var/