!OPTIONS: @demo/variables.cfg --var DATA=hello

# Variables can be defined through options in the command line,
# with a configuration file or within a `!OPTIONS` directive.

# $DATA should be here 'hello', overriding what may be in the configuration file.

# Variables can be used in test commands
echo $DATA

$ Correct test with variables
: hello


# Variables can also be used in test expressions

$ Variable in text expression given through !OPTIONS
1: $DATA

$ Variable in text expression given through a configuration file
w2: $LETTER