Vendor dependencies for 0.3.0 release

vendor/num-derive/tests/issue-9.rs

@@ -0,0 +1,18 @@
+#![deny(unused_qualifications)]
+
+#[macro_use]
+extern crate num_derive;
+use num::FromPrimitive;
+use num::ToPrimitive;
+
+#[derive(FromPrimitive, ToPrimitive)]
+pub enum SomeEnum {
+    A = 1,
+}
+
+#[test]
+fn test_unused_qualifications() {
+    assert!(SomeEnum::from_u64(1).is_some());
+    assert!(SomeEnum::from_i64(-1).is_none());
+    assert!(SomeEnum::A.to_i64().is_some());
+}