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#!perl -w
use strict;
use Test::More tests => 6;
BEGIN { use_ok('Imager::Expr') }
SKIP:
{
my $expr = Imager::Expr->new({rpnexpr=><<EXPR, variables=>[ qw(x y) ], constants=>{one=>1, two=>2}});
x two * # see if comments work
y one +
getp1
EXPR
ok($expr, "compile postfix")
or print "# ", Imager::Expr->error, "\n";
$expr
or skip("Could not compile", 4);
# perform some basic validation on the code
my $code = $expr->dumpcode();
my @code = split /\n/, $code;
ok($code[-1] =~ /:\s+ret/, "ret at the end");
ok(grep(/:\s+mult.*x/, @code), "found mult");
ok(grep(/:\s+add.*y/, @code), "found add");
ok(grep(/:\s+getp1/, @code), "found getp1");
}
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