Heinrich Schuchardt 185440ffc4 test: do no assume hush parser in validate_empty() ...

The environment variable test uses function validate_empty() to check that
a variable is not defined. If the hush parser is not enabled, we cannot
refer to a variable by $var_name but only by ${var_name}.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Stephen Warren <swarren@nvidia.com>

2020-09-12 10:53:01 -04:00

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