esp-hal/hil-test/tests/uart_async.rs
Dániel Buga 447411fb58
Rework hal initialization (#1970)
* Rework hal initialization

* Turn sw interrupt control into a virtual peripheral

* Return a tuple instead of a named struct

* Fix docs

* Remove SystemClockControl

* Move software interrupts under interrupt

* Re-document what's left in system

* Update time docs

* Update sw int docs

* Introduce Config

* Fix tests

* Remove redundant inits

* Doc

* Clean up examples&tests

* Update tests

* Add changelog entry

* Start migration guide

* Restore some convenience-imports

* Remove Config from prelude
2024-09-02 13:38:46 +00:00

55 lines
1.3 KiB
Rust

//! UART Test
//!
//! Folowing pins are used:
//! TX GPIP2
//! RX GPIO3
//!
//! Connect TX (GPIO2) and RX (GPIO3) pins.
//% CHIPS: esp32 esp32c2 esp32c3 esp32c6 esp32h2 esp32s2 esp32s3
//% FEATURES: generic-queue
#![no_std]
#![no_main]
use esp_hal::{gpio::Io, peripherals::UART0, uart::Uart, Async};
use hil_test as _;
struct Context {
uart: Uart<'static, UART0, Async>,
}
#[cfg(test)]
#[embedded_test::tests(executor = esp_hal_embassy::Executor::new())]
mod tests {
use defmt::assert_eq;
use super::*;
#[init]
async fn init() -> Context {
let (peripherals, clocks) = esp_hal::init(esp_hal::Config::default());
let io = Io::new(peripherals.GPIO, peripherals.IO_MUX);
let uart =
Uart::new_async(peripherals.UART0, &clocks, io.pins.gpio2, io.pins.gpio3).unwrap();
Context { uart }
}
#[test]
#[timeout(3)]
async fn test_send_receive(mut ctx: Context) {
const SEND: &[u8] = &*b"Hello ESP32";
let mut buf = [0u8; SEND.len()];
ctx.uart.flush_async().await.unwrap();
ctx.uart.write_async(&SEND).await.unwrap();
ctx.uart.flush_async().await.unwrap();
ctx.uart.read_async(&mut buf[..]).await.unwrap();
assert_eq!(&buf[..], SEND);
}
}