1 files changed, 23 insertions, 0 deletions
diff --git a/t/33-keep-errsv.t b/t/33-keep-errsv.t
new file mode 100644
index 0000000..8c0324e
--- /dev/null
+++ b/t/33-keep-errsv.t
@@ -0,0 +1,23 @@
+use strict;
+use warnings;
+
+use Params::Validate qw( validate SCALAR );
+
+use Test::More;
+
+{
+    $@ = 'foo';
+    v( bar => 42 );
+
+    is(
+        $@,
+        'foo',
+        'calling validate() does not clobber'
+    );
+}
+
+done_testing();
+
+sub v {
+    validate( @_, { bar => { type => SCALAR } } );
+}