Merging upstream version 1.75.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 66 insertions, 0 deletions

diff --git a/vendor/derivative/tests/rustc-deriving-cmp-generic-struct-enum.rs b/vendor/derivative/tests/rustc-deriving-cmp-generic-struct-enum.rs
new file mode 100644
index 000000000..780ef3a79
--- /dev/null
+++ b/vendor/derivative/tests/rustc-deriving-cmp-generic-struct-enum.rs
@@ -0,0 +1,66 @@
+// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+// no-pretty-expanded FIXME #15189
+
+#[cfg(feature = "use_core")]
+extern crate core;
+
+#[macro_use]
+extern crate derivative;
+
+#[derive(Derivative)]
+#[derivative(
+    PartialEq = "feature_allow_slow_enum",
+    Eq,
+    PartialOrd = "feature_allow_slow_enum",
+    Ord = "feature_allow_slow_enum"
+)]
+enum ES<T> {
+    ES1 { x: T },
+    ES2 { x: T, y: T },
+}
+
+
+pub fn main() {
+    let (es11, es12, es21, es22) = (
+        ES::ES1 { x: 1 },
+        ES::ES1 { x: 2 },
+        ES::ES2 { x: 1, y: 1 },
+        ES::ES2 { x: 1, y: 2 },
+    );
+
+    // in order for both PartialOrd and Ord
+    let ess = [es11, es12, es21, es22];
+
+    for (i, es1) in ess.iter().enumerate() {
+        for (j, es2) in ess.iter().enumerate() {
+            let ord = i.cmp(&j);
+
+            let eq = i == j;
+            let (lt, le) = (i < j, i <= j);
+            let (gt, ge) = (i > j, i >= j);
+
+            // PartialEq
+            assert_eq!(*es1 == *es2, eq);
+            assert_eq!(*es1 != *es2, !eq);
+
+            // PartialOrd
+            assert_eq!(*es1 < *es2, lt);
+            assert_eq!(*es1 > *es2, gt);
+
+            assert_eq!(*es1 <= *es2, le);
+            assert_eq!(*es1 >= *es2, ge);
+
+            // Ord
+            assert_eq!(es1.cmp(es2), ord);
+        }
+    }
+}