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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift Async Algorithms open source project
//
// Copyright (c) 2022 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
//
//===----------------------------------------------------------------------===//
import XCTest
import AsyncAlgorithms
import AsyncSequenceValidation
final class TestTimer: XCTestCase {
func test_tick1() throws {
guard #available(macOS 13.0, iOS 16.0, watchOS 9.0, tvOS 16.0, *) else { throw XCTSkip("Skipped due to Clock/Instant/Duration availability") }
validate {
AsyncTimerSequence(interval: .steps(1), clock: $0.clock).map { _ in "x" }
"xxxxxxx[;|]"
}
}
func test_tick2() throws {
guard #available(macOS 13.0, iOS 16.0, watchOS 9.0, tvOS 16.0, *) else { throw XCTSkip("Skipped due to Clock/Instant/Duration availability") }
validate {
AsyncTimerSequence(interval: .steps(2), clock: $0.clock).map { _ in "x" }
"-x-x-x-[;|]"
}
}
func test_tick3() throws {
guard #available(macOS 13.0, iOS 16.0, watchOS 9.0, tvOS 16.0, *) else { throw XCTSkip("Skipped due to Clock/Instant/Duration availability") }
validate {
AsyncTimerSequence(interval: .steps(3), clock: $0.clock).map { _ in "x" }
"--x--x-[;|]"
}
}
func test_tick2_event_skew3() throws {
guard #available(macOS 13.0, iOS 16.0, watchOS 9.0, tvOS 16.0, *) else { throw XCTSkip("Skipped due to Clock/Instant/Duration availability") }
validate { diagram in
AsyncTimerSequence(interval: .steps(2), clock: diagram.clock).map { [diagram] (_) -> String in
try? await diagram.clock.sleep(until: diagram.clock.now.advanced(by: .steps(3)))
return "x"
}
"----x--x-[;x|]"
}
}
}
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