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26 lines
1.1 KiB
Rust
26 lines
1.1 KiB
Rust
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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use atomic_refcell::AtomicRefCell;
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use layout::PersistentLayoutData;
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use script_layout_interface::PartialPersistentLayoutData;
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use std::mem::align_of;
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fn check_layout_alignment(expected: usize, current: usize) {
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if current != expected {
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panic!("Your changes have altered the mem alignment of the PartialPersistentLayoutData \
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struct to {}, but it must match the {}-alignment of PersistentLayoutData struct. \
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Please fix alignment in components/script_layout_interface/lib.rs",
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current, expected);
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}
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}
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#[test]
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fn test_persistent_layout_data_alignment() {
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check_layout_alignment(align_of::<PersistentLayoutData>(),
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align_of::<PartialPersistentLayoutData>());
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check_layout_alignment(align_of::<AtomicRefCell<PersistentLayoutData>>(),
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align_of::<AtomicRefCell<PartialPersistentLayoutData>>());
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}
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