1 files changed, 32 insertions, 0 deletions
diff --git a/t/global-api.t b/t/global-api.t
new file mode 100644
index 0000000..5932ef9
--- /dev/null
+++ b/t/global-api.t
@@ -0,0 +1,32 @@
+use strict;
+use lib -e 't' ? 't' : 'test';
+use lib 'inc';
+use Test::YAML();
+BEGIN {
+    @Test::YAML::EXPORT =
+        grep { not /^(Dump|Load)(File)?$/ } @Test::YAML::EXPORT;
+}
+use TestYAML tests => 4;
+use YAML;
+
+{
+    no warnings qw'once redefine';
+    require YAML::Dumper;
+
+    local *YAML::Dumper::dump =
+        sub { return 'got to dumper' };
+
+    require YAML::Loader;
+    local *YAML::Loader::load =
+        sub { return 'got to loader' };
+
+    is Dump(\%ENV), 'got to dumper',
+        'Dump got to the business end';
+    is Load(\%ENV), 'got to loader',
+        'Load got to the business end';
+
+    is Dump(\%ENV), 'got to dumper',
+        'YAML::Dump got to the business end';
+    is Load(\%ENV), 'got to loader',
+        'YAML::Load got to the business end';
+}