luminate/Tests/LuminateStoreTests/SQLitePreferenceStoreTests.swift

109 lines
4 KiB
Swift

//
// SQLitePreferenceStoreTests.swift
//
// Copyright 2026 Brendan Szymanski <hello@bscubed.dev>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
import Foundation
import Testing
@testable import LuminateCore
@testable import LuminateStore
@Suite struct SQLitePreferenceStoreTests {
@Test("A fresh database has schema version one and no preferences")
func freshDatabase() throws {
let (url, directory) = makeDatabaseURL()
defer { try? FileManager.default.removeItem(at: directory) }
let store = try SQLitePreferenceStore(url: url)
#expect(store.initialSnapshot.isEmpty)
let database = try SQLiteDatabase(url: url)
#expect(try database.userVersion == 1)
}
@Test("Queued values survive flush and reopen")
func persistsValue() async throws {
let (url, directory) = makeDatabaseURL()
defer { try? FileManager.default.removeItem(at: directory) }
let store = try SQLitePreferenceStore(url: url)
store.enqueue("server.url", .text("http://jellyfin.test:8096"))
try await store.flush()
let reopened = try SQLitePreferenceStore(url: url)
#expect(reopened.initialSnapshot["server.url"] == .text("http://jellyfin.test:8096"))
}
@Test("A nil queued value deletes the stored row")
func deletesValue() async throws {
let (url, directory) = makeDatabaseURL()
defer { try? FileManager.default.removeItem(at: directory) }
let store = try SQLitePreferenceStore(url: url)
store.enqueue("auth.accessToken", .text("secret"))
store.enqueue("auth.accessToken", nil)
try await store.flush()
let reopened = try SQLitePreferenceStore(url: url)
#expect(reopened.initialSnapshot["auth.accessToken"] == nil)
}
@Test("Every SQLite storage class round trips")
func storageClassesRoundTrip() async throws {
let (url, directory) = makeDatabaseURL()
defer { try? FileManager.default.removeItem(at: directory) }
let store = try SQLitePreferenceStore(url: url)
let values: [String: StoredPreference] = [
"integer": .integer(42),
"real": .real(3.5),
"text": .text("value"),
"blob": .blob(Data([1, 2, 3])),
"emptyBlob": .blob(Data()),
"nulText": .text("a\0b"),
]
for (key, value) in values {
store.enqueue(key, value)
}
try await store.flush()
let reopened = try SQLitePreferenceStore(url: url)
#expect(reopened.initialSnapshot == values)
}
@Test("Writes to one key are applied in submission order")
func preservesOrder() async throws {
let (url, directory) = makeDatabaseURL()
defer { try? FileManager.default.removeItem(at: directory) }
let store = try SQLitePreferenceStore(url: url)
store.enqueue("server.url", .text("first"))
store.enqueue("server.url", .text("second"))
try await store.flush()
let reopened = try SQLitePreferenceStore(url: url)
#expect(reopened.initialSnapshot["server.url"] == .text("second"))
}
private func makeDatabaseURL() -> (URL, URL) {
let directory = FileManager.default.temporaryDirectory
.appending(path: "luminate-store-\(UUID().uuidString)", directoryHint: .isDirectory)
return (directory.appending(path: "preferences.sqlite"), directory)
}
}