From 8dd16259287f58f9273002717ec4d27e97127719 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 12 Jun 2024 07:43:14 +0200
Subject: Merging upstream version 127.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/rust/bitflags/src/tests/complement.rs | 53 +++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 third_party/rust/bitflags/src/tests/complement.rs

(limited to 'third_party/rust/bitflags/src/tests/complement.rs')

diff --git a/third_party/rust/bitflags/src/tests/complement.rs b/third_party/rust/bitflags/src/tests/complement.rs
new file mode 100644
index 0000000000..ac7a421af0
--- /dev/null
+++ b/third_party/rust/bitflags/src/tests/complement.rs
@@ -0,0 +1,53 @@
+use super::*;
+
+use crate::Flags;
+
+#[test]
+fn cases() {
+    case(0, TestFlags::all(), TestFlags::complement);
+    case(0, TestFlags::from_bits_retain(!0), TestFlags::complement);
+
+    case(1 | 1 << 1, TestFlags::C, TestFlags::complement);
+    case(
+        1 | 1 << 1,
+        TestFlags::C | TestFlags::from_bits_retain(1 << 3),
+        TestFlags::complement,
+    );
+
+    case(
+        1 | 1 << 1 | 1 << 2,
+        TestFlags::empty(),
+        TestFlags::complement,
+    );
+    case(
+        1 | 1 << 1 | 1 << 2,
+        TestFlags::from_bits_retain(1 << 3),
+        TestFlags::complement,
+    );
+
+    case(0, TestZero::empty(), TestZero::complement);
+
+    case(0, TestEmpty::empty(), TestEmpty::complement);
+
+    case(1 << 2, TestOverlapping::AB, TestOverlapping::complement);
+
+    case(!0, TestExternal::empty(), TestExternal::complement);
+}
+
+#[track_caller]
+fn case<T: Flags + std::fmt::Debug + std::ops::Not<Output = T> + Copy>(
+    expected: T::Bits,
+    value: T,
+    inherent: impl FnOnce(T) -> T,
+) where
+    T::Bits: std::fmt::Debug + PartialEq,
+{
+    assert_eq!(expected, inherent(value).bits(), "{:?}.complement()", value);
+    assert_eq!(
+        expected,
+        Flags::complement(value).bits(),
+        "Flags::complement({:?})",
+        value
+    );
+    assert_eq!(expected, (!value).bits(), "!{:?}", value);
+}
-- 
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