1 files changed, 78 insertions, 0 deletions
diff --git a/t/dynamic.t b/t/dynamic.t
new file mode 100644
index 0000000..455130a
--- /dev/null
+++ b/t/dynamic.t
@@ -0,0 +1,78 @@
+#!/usr/bin/env perl
+use strict;
+use warnings;
+use Test::More;
+use lib 't/basic';
+
+{
+    no circular::require;
+
+    my $warnings;
+    local $SIG{__WARN__} = sub { $warnings .= $_[0] };
+    use_ok('Foo');
+    is($warnings, "Circular require detected:\n  Foo.pm\n  Baz.pm\n  Foo.pm\nCircular require detected:\n  Baz.pm\n  Bar.pm\n  Baz.pm\n", "correct warnings");
+
+    clear();
+}
+
+{
+    no circular::require;
+    use circular::require;
+
+    my $warnings;
+    local $SIG{__WARN__} = sub { $warnings .= $_[0] };
+    use_ok('Foo');
+    is($warnings, undef, "correct warnings");
+
+    clear();
+}
+
+{
+    no circular::require;
+
+    my $warnings;
+    local $SIG{__WARN__} = sub { $warnings .= $_[0] };
+    use_ok('Foo');
+    is($warnings, "Circular require detected:\n  Foo.pm\n  Baz.pm\n  Foo.pm\nCircular require detected:\n  Baz.pm\n  Bar.pm\n  Baz.pm\n", "correct warnings");
+
+    clear();
+    undef $warnings;
+
+    {
+        use circular::require;
+
+        use_ok('Foo');
+        is($warnings, undef, "correct warnings");
+
+        clear();
+        undef $warnings;
+
+        {
+            no circular::require;
+
+            use_ok('Foo');
+            is($warnings, "Circular require detected:\n  Foo.pm\n  Baz.pm\n  Foo.pm\nCircular require detected:\n  Baz.pm\n  Bar.pm\n  Baz.pm\n", "correct warnings");
+        }
+
+    }
+}
+
+{
+    my $warnings;
+    local $SIG{__WARN__} = sub { $warnings .= $_[0] };
+    use_ok('Foo');
+    is($warnings, undef, "correct warnings");
+
+    clear();
+}
+
+sub clear {
+    for (qw(Foo Bar Baz)) {
+        no strict 'refs';
+        delete $::{$_};
+        delete ${$_ . '::'}{quux};
+        delete $INC{"$_.pm"};
+    }
+}
+
+done_testing;