mirror of
https://chromium.googlesource.com/crosvm/crosvm
synced 2024-11-24 20:48:55 +00:00
28ce4e5423
- Rust toolchain is updated to 1.65.0 - Catapult dashboard upload tool is added to dev_container - Bindgen is updated to latest version to support custom derive - Derive Eq when PartialEq is derived as required by new Clippy TEST=CQ, bindgen-all-the-things FIXED=b:260784028 BUG=b:257303497 Change-Id: I2034cd09e0aed84d4e9b30f2e85d84d94a442ea4 Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/4228427 Auto-Submit: Zihan Chen <zihanchen@google.com> Reviewed-by: Dennis Kempin <denniskempin@google.com> Commit-Queue: Zihan Chen <zihanchen@google.com>
52 lines
1.1 KiB
Rust
52 lines
1.1 KiB
Rust
// Copyright 2019 The ChromiumOS Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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use bit_field::*;
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#[bitfield]
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#[derive(Debug, PartialEq, Eq)]
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enum TwoBits {
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Zero = 0b00,
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One = 0b01,
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Two = 0b10,
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Three = 0b11,
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}
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#[bitfield]
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#[bits = 3]
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#[derive(Debug, PartialEq, Eq)]
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enum ThreeBits {
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Zero = 0b00,
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One = 0b01,
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Two = 0b10,
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Three = 0b111,
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}
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#[bitfield]
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struct Struct {
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prefix: BitField1,
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two_bits: TwoBits,
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three_bits: ThreeBits,
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suffix: BitField2,
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}
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#[test]
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fn test_enum() {
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let mut s = Struct::new();
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assert_eq!(s.get(0, 8), 0b_0000_0000);
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assert_eq!(s.get_two_bits(), TwoBits::Zero);
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s.set_two_bits(TwoBits::Three);
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assert_eq!(s.get(0, 8), 0b_0000_0110);
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assert_eq!(s.get_two_bits(), TwoBits::Three);
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s.set(0, 8, 0b_1010_1010);
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// ^^ TwoBits
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// ^^_^ Three Bits.
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assert_eq!(s.get_two_bits(), TwoBits::One);
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assert_eq!(s.get_three_bits().unwrap_err().raw_val(), 0b101);
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s.set_three_bits(ThreeBits::Two);
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assert_eq!(s.get(0, 8), 0b_1001_0010);
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}
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