Files
email-tracker/external/duckdb/tools/swift/duckdb-swift/Tests/DuckDBTests/DatabaseTests.swift
2025-10-24 19:21:19 -05:00

86 lines
3.0 KiB
Swift

//
// DuckDB
// https://github.com/duckdb/duckdb-swift
//
// Copyright © 2018-2024 Stichting DuckDB Foundation
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
import XCTest
@testable import DuckDB
final class DatabaseTests: XCTestCase {
func test_create_in_memory_database() throws {
let _ = try Database(store: .inMemory)
}
func test_create_local_file_datebase() throws {
let fileURL = try Self.generateTemporaryFileURL(forFileNamed: "test.tb")
defer { Self.cleanUpTemporaryFileURL(fileURL) }
let _ = try Database(store: .file(at: fileURL))
}
func test_connect_to_in_memory_datebase() throws {
let _ = try Database(store: .inMemory).connect()
}
func test_connect_to_local_file_datebase() throws {
let fileURL = try Self.generateTemporaryFileURL(forFileNamed: "test.tb")
defer { Self.cleanUpTemporaryFileURL(fileURL) }
let _ = try Database(store: .file(at: fileURL)).connect()
}
func test_execute_statement() throws {
let connection = try Database(store: .inMemory).connect()
try connection.execute("SELECT version();")
}
func test_query_result() throws {
let connection = try Database(store: .inMemory).connect()
let result = try connection.query("SELECT * FROM test_all_types();")
let element: Void? = result[0][0]
XCTAssertNotNil(element)
}
}
// MARK: - Temp Directory Helpers
private extension DatabaseTests {
static func generateTemporaryFileURL(forFileNamed fileName: String) throws -> URL {
let tmpDirURL = try FileManager.default.url(
for: .itemReplacementDirectory,
in: .userDomainMask,
appropriateFor: FileManager.default.urls(for: .cachesDirectory, in: .userDomainMask)[0],
create: true
)
return tmpDirURL.appendingPathComponent(fileName)
}
static func cleanUpTemporaryFileURL(_ fileURL: URL) {
do {
try FileManager.default.removeItem(at: fileURL.deletingLastPathComponent())
}
catch {
print("Ignored failed attempt to remove temp dir at \(fileURL):\n\t\(error)")
}
}
}