Signal-iOS/SignalServiceKit/tests/Storage/Database/DB+TimeBatchingTest.swift
2023-08-18 12:27:15 -05:00

49 lines
1.5 KiB
Swift

//
// Copyright 2023 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
//
import XCTest
@testable import SignalServiceKit
class DBTimeBatchingTest: XCTestCase {
func testAllElements() {
let elements = [1, 2, 3, 4]
var seenElements = [Int]()
MockDB().enumerateWithTimeBatchedWriteTx(elements) { item, tx in
seenElements.append(item)
}
XCTAssertEqual(seenElements, elements)
}
func testSeparateTransactions() {
var transactions = [DBWriteTransaction]()
MockDB().enumerateWithTimeBatchedWriteTx(1...100, yieldTxAfter: -1) { _, tx in
transactions.append(tx)
}
let uniqueTransactions = Set(transactions.map { ObjectIdentifier($0) })
XCTAssertEqual(uniqueTransactions.count, 100)
}
func testSingleTransaction() {
var transactions = [DBWriteTransaction]()
MockDB().enumerateWithTimeBatchedWriteTx(1...100, yieldTxAfter: .infinity) { _, tx in
transactions.append(tx)
}
let uniqueTransactions = Set(transactions.map { ObjectIdentifier($0) })
XCTAssertEqual(uniqueTransactions.count, 1)
}
func testThrownError() {
var seenElements = [Int]()
XCTAssertThrowsError(try MockDB().enumerateWithTimeBatchedWriteTx(1...100, block: { item, tx in
seenElements.append(item)
if item == 5 {
throw OWSGenericError("")
}
}))
XCTAssertEqual(seenElements, [1, 2, 3, 4, 5])
}
}