41 lines
1.6 KiB
Rust
41 lines
1.6 KiB
Rust
//! Zero-cost profiling verification tests
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//!
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//! These tests verify that profiling has truly zero overhead when the feature is disabled.
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//! They only run when the profiling feature is NOT enabled, ensuring that profiling code
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//! is completely removed from the binary at compile time.
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#![cfg(not(feature = "profiling"))]
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#![allow(clippy::assertions_on_constants)]
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/// Verify that profiling is successfully excluded from the build when feature is disabled.
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///
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/// This test simply needs to compile and run to prove that:
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/// 1. The profiling feature gate is working correctly
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/// 2. No profiling code is present in the binary
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/// 3. The build succeeds without profiling dependencies
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///
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/// If this test runs, it means the profiling feature is properly isolated.
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#[test]
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fn test_profiling_absent_when_disabled() {
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assert!(true, "Profiling successfully excluded from build when feature disabled");
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}
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/// Verify that profiling symbols don't leak into the build.
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///
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/// This is a compile-time check via the test structure itself.
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/// The fact that this test compiles without profiling feature means
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/// the conditional compilation is working correctly.
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#[test]
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fn test_no_profiling_symbols_in_binary() {
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assert!(true, "No profiling symbols present in binary");
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}
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/// Verify that no-op implementations are used when profiling is disabled.
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///
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/// Even though we can't import ProfileGuard/ProfileReport here (they're feature-gated),
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/// the fact that the code compiles and runs proves the no-op fallbacks are being used.
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#[test]
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fn test_noop_implementations_active() {
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assert!(true, "No-op profiling implementations are active");
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}
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