1 files changed, 30 insertions, 0 deletions
diff --git a/bitflags/test_suite/tests/i128_bitflags.rs b/bitflags/test_suite/tests/i128_bitflags.rs
new file mode 100644
index 0000000..1b6f7c5
--- /dev/null
+++ b/bitflags/test_suite/tests/i128_bitflags.rs
@@ -0,0 +1,30 @@
+#![cfg(feature = "unstable")]
+
+#[macro_use]
+extern crate bitflags;
+
+bitflags! {
+    /// baz
+    struct Flags128: u128 {
+        const A = 0x0000_0000_0000_0000_0000_0000_0000_0001;
+        const B = 0x0000_0000_0000_1000_0000_0000_0000_0000;
+        const C = 0x8000_0000_0000_0000_0000_0000_0000_0000;
+        const ABC = Self::A.bits | Self::B.bits | Self::C.bits;
+    }
+}
+
+#[test]
+fn test_i128_bitflags() {
+    assert_eq!(Flags128::ABC, Flags128::A | Flags128::B | Flags128::C);
+    assert_eq!(Flags128::A.bits, 0x0000_0000_0000_0000_0000_0000_0000_0001);
+    assert_eq!(Flags128::B.bits, 0x0000_0000_0000_1000_0000_0000_0000_0000);
+    assert_eq!(Flags128::C.bits, 0x8000_0000_0000_0000_0000_0000_0000_0000);
+    assert_eq!(
+        Flags128::ABC.bits,
+        0x8000_0000_0000_1000_0000_0000_0000_0001
+    );
+    assert_eq!(format!("{:?}", Flags128::A), "A");
+    assert_eq!(format!("{:?}", Flags128::B), "B");
+    assert_eq!(format!("{:?}", Flags128::C), "C");
+    assert_eq!(format!("{:?}", Flags128::ABC), "A | B | C | ABC");
+}