Livt.Bus

tests/wishbone/WishboneTimeoutBeforeBoundaryTest.lvt

namespace Livt.Bus.Tests.Wishbone

using Livt.Bus.Wishbone
using Livt.Bus.Wishbone.Testing

/**
 * Verifies Wishbone timeout immediately before the acknowledgement boundary.
 */
@Test
component WishboneTimeoutBeforeBoundaryTest
{
	master: WishboneMaster32
	target: WishboneTestSlave32

	/**
	 * Creates a fresh fixture for the failing boundary.
	 */
	new()
	{
		this.master = new WishboneMaster32()
		this.target = new WishboneTestSlave32(this.master)
	}

	/**
	 * Verifies timeout after six stalls, one evaluation before acknowledgement.
	 */
	@Test
	fn TimesOutImmediatelyBeforeAcknowledgement()
	{
		target.Clear()
		target.ConfigureAckDelay(0 as uint)
		master.SetTimeoutTicks(6 as uint)
		assert master.TryRead32(0x00 as uint) == false
		assert master.LastTimedOut() == true
	}
}