45 lines
1.4 KiB
Rust
45 lines
1.4 KiB
Rust
use backtrace::Backtrace;
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// This test only works on platforms which have a working `symbol_address`
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// function for frames which reports the starting address of a symbol. As a
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// result it's only enabled on a few platforms.
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const ENABLED: bool = cfg!(all(
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// Windows hasn't really been tested, and macOS doesn't support actually
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// finding an enclosing frame, so disable this
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target_os = "linux",
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// On ARM finding the enclosing function is simply returning the ip itself.
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not(target_arch = "arm"),
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));
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#[test]
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fn backtrace_new_unresolved_should_start_with_call_site_trace() {
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if !ENABLED {
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return;
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}
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let mut b = Backtrace::new_unresolved();
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b.resolve();
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println!("{:?}", b);
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assert!(!b.frames().is_empty());
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let this_ip = backtrace_new_unresolved_should_start_with_call_site_trace as usize;
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println!("this_ip: {:?}", this_ip as *const usize);
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let frame_ip = b.frames().first().unwrap().symbol_address() as usize;
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assert_eq!(this_ip, frame_ip);
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}
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#[test]
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fn backtrace_new_should_start_with_call_site_trace() {
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if !ENABLED {
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return;
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}
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let b = Backtrace::new();
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println!("{:?}", b);
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assert!(!b.frames().is_empty());
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let this_ip = backtrace_new_should_start_with_call_site_trace as usize;
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let frame_ip = b.frames().first().unwrap().symbol_address() as usize;
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assert_eq!(this_ip, frame_ip);
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}
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