lucab mentioned this pull request

Jun 16, 2019

Merged

lucab changed the title ~~[DNM] fail: add test-mutex pattern directly to the library~~ fail: add test-mutex pattern directly to the library

Jun 16, 2019

		//! let _gaurd = setup();
		//! fail::cfg("read-dir", "panic").unwrap();
		//! let scenario = FailScenario::setup();
		//! scenario.cfg("read-dir", "panic").unwrap();

BusyJay previously approved these changes Jul 3, 2019

This adds a `FailScenario` to the library, exposing the usual idiom
of a global testing mutex and individual guards owned by each test.
The global mutex is kept as an internal detail and not exposed,
consumers can only borrow a guard via the scenario.