Signal-iOS/SignalServiceKit/tests/Account/PreKeys/PreKeyIdTest.swift
2025-10-24 15:38:03 -05:00

32 lines
690 B
Swift

//
// Copyright 2024 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
//
import XCTest
@testable import SignalServiceKit
final class PreKeyIdTest: XCTestCase {
func testMaximumRandomValue() {
XCTAssertEqual(
PreKeyId.nextPreKeyIds(lastPreKeyId: 0, count: 0xFFFFFF).lowerBound,
1
)
}
func testMaximumNextValue() {
XCTAssertEqual(
PreKeyId.nextPreKeyIds(lastPreKeyId: 0xFFFFFC, count: 3).lowerBound,
0xFFFFFD
)
}
func testWrapping() {
XCTAssertEqual(
PreKeyId.nextPreKeyIds(lastPreKeyId: 0xFFFFFC, count: 4).lowerBound,
1
)
}
}