mirror of
https://github.com/TomHarte/CLK.git
synced 2024-07-16 22:28:57 +00:00
29 lines
569 B
Swift
29 lines
569 B
Swift
//
|
|
// DPLLTests.swift
|
|
// Clock Signal
|
|
//
|
|
// Created by Thomas Harte on 12/07/2016.
|
|
// Copyright © 2016 Thomas Harte. All rights reserved.
|
|
//
|
|
|
|
import XCTest
|
|
|
|
class DPLLTests: XCTestCase {
|
|
|
|
func testPerfectInput() {
|
|
let pll = DigitalPhaseLockedLoopBridge(clocksPerBit: 100, tolerance: 20, historyLength: 5)
|
|
|
|
// clock in two 1s, a 0, and a 1
|
|
pll.runForCycles(50)
|
|
pll.addPulse()
|
|
pll.runForCycles(100)
|
|
pll.addPulse()
|
|
pll.runForCycles(200)
|
|
pll.addPulse()
|
|
pll.runForCycles(50)
|
|
|
|
XCTAssert(pll.stream == 0xd, "PLL should have clocked four bits")
|
|
}
|
|
|
|
}
|