forked from M-Labs/libfringe
37 lines
1.2 KiB
Rust
37 lines
1.2 KiB
Rust
// This file is part of libfringe, a low-level green threading library.
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// Copyright (c) whitequark <whitequark@whitequark.org>
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// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
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// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
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// http://opensource.org/licenses/MIT>, at your option. This file may not be
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// copied, modified, or distributed except according to those terms.
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extern crate fringe;
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use fringe::{Stack, SliceStack, OwnedStack, OsStack};
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#[test]
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fn slice_stack() {
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let mut memory = [0; 1024];
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let stack = SliceStack(&mut memory);
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assert_eq!(stack.base() as isize - stack.limit() as isize, 1024);
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}
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#[test]
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fn owned_stack() {
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let stack = OwnedStack::new(1024);
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assert_eq!(stack.base() as isize - stack.limit() as isize, 1024);
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}
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#[test]
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fn default_os_stack() {
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let stack = OsStack::new(0).unwrap();
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// Make sure the topmost page of the stack, at least, is accessible.
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unsafe { *(stack.base().offset(-1)) = 0; }
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}
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#[test]
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fn one_page_os_stack() {
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let stack = OsStack::new(4096).unwrap();
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// Make sure the topmost page of the stack, at least, is accessible.
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unsafe { *(stack.base().offset(-1)) = 0; }
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}
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