- name: basic variable
  input: first=test; a="first value is $first"; echo "$a"

- name: basic variable no expand
  input: first=test; a='first value is $first'; echo $a

- name: basic variable expand then no expand
  input: first=test; a="first value is $first"; echo '$a $first'

- name: basic variable with weird quotes
  input: first='test'; a="'first value is $first"; echo '"$a $first'

- name: basic variable with weird quotes reversed
  input: first='test'; a="'first value is $first"; echo "'$a $first"

- name: basic variable with weird quotes escaped
  input: first='test'; a="'first value is $first"; echo '\"$a $first'

- name: basic variable with undefined variable
  input: first='test'; a='first value is $i $first'; echo "$a $first"

- name: basic variable with quotes in quotes
  input: first=""; a='first value is $i $first'; echo "$a $first"

- name: wrong basic variable with quotes in quotes
  input: first="""; a='first value is $i $first'; echo "$a $first"

- name: basic variable with undefined variable and weird quotes
  input: first="$first"; a="'first value is "$first"'"; echo ''$a "$first''