FIFOs
Test cancel waiting on a FIFO queue.
Test thread to thread data passing via fifo.
Test isr to thread data passing via fifo.
Test thread to isr data passing via fifo.
Test empty fifo.
Test empty fifo in interrupt context.
Test FIFO get fail.
Verify zephyr fifo continuous read write in loop.
Test empty fifo with timeout and K_NO_WAIT.
Test non empty fifo with timeout and K_NO_WAIT.
Test fifo with timeout and K_NO_WAIT.
Test fifo with different timeouts.
Test multiple fifos with different timeouts.
Test same fifo with different timeouts.
Test fifo init.
Tests single fifo get and put operation in thread context.
Tests dual fifo get and put operation in thread context.
Tests fifo put and get operation in interrupt context.