1 files changed, 31 insertions, 0 deletions
diff --git a/t/08-filter-early.t b/t/08-filter-early.t
new file mode 100644
index 0000000..3471a4d
--- /dev/null
+++ b/t/08-filter-early.t
@@ -0,0 +1,31 @@
+use strict;
+use warnings;
+
+use Test::More;
+
+use Devel::StackTrace;
+
+{
+    my $trace = foo( [] );
+    is(
+        0 + grep( ref, map { $_->args } $trace->frames ), 0,
+        'args stringified in trace'
+    );
+}
+
+done_testing();
+
+sub foo {
+    return Devel::StackTrace->new(
+        frame_filter => sub {
+            my $frame = shift;
+            if ( $frame->{caller}[3] eq "main::foo" ) {
+                ok( ref $frame->{args}[0], 'ref arg passed to filter' );
+            }
+            1;
+        },
+        filter_frames_early => 1,
+        no_refs             => 1,
+    );
+}
+