Struct FakeSpi 

pub struct FakeSpi {
    pub responses: VecDeque<Vec<u8>>,
    pub recorded_transmits: Vec<Vec<u8>>,
    pub loopback: bool,
    pub fault: bool,
}

In-memory fake SPI device for tests.

Fields

responses: VecDeque<Vec<u8>>

recorded_transmits: Vec<Vec<u8>>

loopback: bool

fault: bool

Implementations

impl FakeSpi

pub fn new() -> Self

pub fn with_loopback(self) -> Self

pub fn push_response(&mut self, response: Vec<u8>)

pub fn set_rx_response(&mut self, response: Vec<u8>)

pub fn fail(&mut self, fault: bool)

Trait Implementations

impl Clone for FakeSpi

fn clone(&self) -> Self

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FakeSpi

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for FakeSpi

fn default() -> Self

Returns the “default value” for a type.

impl ResourceBackend for FakeSpi

fn spi_transmit(&mut self, tx_data: &[u8]) -> Result<Vec<u8>, BackendError>

fn read32(&mut self, _offset: u64) -> Result<u32, BackendError>

fn write32(&mut self, _offset: u64, _value: u32) -> Result<(), BackendError>

fn barrier(&mut self)

fn gpio_read(&mut self) -> Result<bool, BackendError>

fn gpio_write(&mut self, _value: bool) -> Result<(), BackendError>

fn i2c_transfer( &mut self, _write_data: &[u8], _read_length: usize, ) -> Result<Vec<u8>, BackendError>

fn clock_enable(&mut self) -> Result<(), BackendError>

fn clock_disable(&mut self) -> Result<(), BackendError>

fn clock_is_enabled(&mut self) -> Result<bool, BackendError>

fn clock_set_rate(&mut self, _hz: u64) -> Result<(), BackendError>

fn clock_query_rate(&mut self, _hz_in: u64) -> Result<u64, BackendError>

fn clock_get_rate(&mut self) -> Result<u64, BackendError>

fn reset_assert(&mut self) -> Result<(), BackendError>

fn reset_deassert(&mut self) -> Result<(), BackendError>

fn reset_toggle(&mut self) -> Result<(), BackendError>

fn reset_status(&mut self) -> Result<bool, BackendError>

fn serial_read(&mut self) -> Result<Vec<u8>, BackendError>

fn serial_write(&mut self, _data: &[u8]) -> Result<(), BackendError>

impl SpiBackend for FakeSpi

fn transmit(&mut self, tx_data: &[u8]) -> Result<Vec<u8>, BackendError>

Transmits data to a SPI device, returning received data of matching or specified length.