serialport 4.9.0

A cross-platform low-level serial port library.
Documentation 
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// Configuration for integration tests. This crate is about interacting with real serial ports and
// so some tests need actual hardware.

use envconfig::Envconfig;
use rstest::fixture;

// Configuration for tests requiring acutual hardware.
//
// For conveniently pulling this configuration into a test case as a parameter, you might want to
// use the test fixture [`hw_config`].
#[derive(Clone, Debug, Envconfig, Eq, PartialEq)]
pub struct HardwareConfig {
    #[envconfig(from = "SERIALPORT_TEST_PORT_1")]
    pub port_1: String,
    #[envconfig(from = "SERIALPORT_TEST_PORT_2")]
    pub port_2: String,
}

// Test fixture for conveniently pulling the actual hardware configuration into test cases.
//
// See [`fixture`](rstest::fixture) for details.
#[fixture]
pub fn hw_config() -> HardwareConfig {
    HardwareConfig::init_from_env().unwrap()
}