Files
UUVPN/iOS-SwiftUI-Code/GRDB.swift-6.29.3/Tests/GRDBTests/RecordMinimalPrimaryKeySingleTests.swift
T
2025-01-28 12:28:03 +08:00

908 lines
34 KiB
Swift

import XCTest
import GRDB
// MinimalSingle is the most tiny class with a Single row primary key which
// supports read and write operations of Record.
class MinimalSingle: Record, Hashable {
var UUID: String?
init(UUID: String? = nil) {
self.UUID = UUID
super.init()
}
static func setup(inDatabase db: Database) throws {
try db.execute(sql: "CREATE TABLE minimalSingles (UUID TEXT NOT NULL PRIMARY KEY)")
}
// Record
override class var databaseTableName: String {
"minimalSingles"
}
required init(row: Row) throws {
UUID = row["UUID"]
try super.init(row: row)
}
override func encode(to container: inout PersistenceContainer) throws {
container["UUID"] = UUID
}
static func == (lhs: MinimalSingle, rhs: MinimalSingle) -> Bool {
lhs.UUID == rhs.UUID
}
func hash(into hasher: inout Hasher) {
hasher.combine(UUID)
}
}
@available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *)
extension MinimalSingle: Identifiable {
/// Test non-optional ID type
var id: String { UUID! }
}
class RecordMinimalPrimaryKeySingleTests: GRDBTestCase {
override func setup(_ dbWriter: some DatabaseWriter) throws {
var migrator = DatabaseMigrator()
migrator.registerMigration("createMinimalSingle", migrate: MinimalSingle.setup)
try migrator.migrate(dbWriter)
}
// MARK: - Insert
func testInsertWithNilPrimaryKeyThrowsDatabaseError() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
XCTAssertTrue(record.UUID == nil)
do {
try record.insert(db)
XCTFail("Expected DatabaseError")
} catch is DatabaseError {
// Expected DatabaseError
}
}
}
func testInsertWithNotNilPrimaryKeyThatDoesNotMatchAnyRowInsertsARow() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
let row = try Row.fetchOne(db, sql: "SELECT * FROM minimalSingles WHERE UUID = ?", arguments: [record.UUID])!
try assert(record, isEncodedIn: row)
}
}
func testInsertWithNotNilPrimaryKeyThatMatchesARowThrowsDatabaseError() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
do {
try record.insert(db)
XCTFail("Expected DatabaseError")
} catch is DatabaseError {
// Expected DatabaseError
}
}
}
func testInsertAfterDeleteInsertsARow() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
try record.delete(db)
try record.insert(db)
let row = try Row.fetchOne(db, sql: "SELECT * FROM minimalSingles WHERE UUID = ?", arguments: [record.UUID])!
try assert(record, isEncodedIn: row)
}
}
// MARK: - Update
func testUpdateWithNotNilPrimaryKeyThatDoesNotMatchAnyRowThrowsRecordNotFound() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
do {
try record.update(db)
XCTFail("Expected RecordError.recordNotFound")
} catch let RecordError.recordNotFound(databaseTableName: databaseTableName, key: key) {
// Expected RecordError.recordNotFound
XCTAssertEqual(databaseTableName, "minimalSingles")
XCTAssertEqual(key, ["UUID": "theUUID".databaseValue])
}
}
}
func testUpdateWithNotNilPrimaryKeyThatMatchesARowUpdatesThatRow() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
try record.update(db)
let row = try Row.fetchOne(db, sql: "SELECT * FROM minimalSingles WHERE UUID = ?", arguments: [record.UUID])!
try assert(record, isEncodedIn: row)
}
}
func testUpdateAfterDeleteThrowsRecordNotFound() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
try record.delete(db)
do {
try record.update(db)
XCTFail("Expected RecordError.recordNotFound")
} catch let RecordError.recordNotFound(databaseTableName: databaseTableName, key: key) {
// Expected RecordError.recordNotFound
XCTAssertEqual(databaseTableName, "minimalSingles")
XCTAssertEqual(key, ["UUID": "theUUID".databaseValue])
}
}
}
// MARK: - Save
func testSaveWithNilPrimaryKeyThrowsDatabaseError() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
XCTAssertTrue(record.UUID == nil)
do {
try record.save(db)
XCTFail("Expected DatabaseError")
} catch is DatabaseError {
// Expected DatabaseError
}
}
}
func testSaveWithNotNilPrimaryKeyThatDoesNotMatchAnyRowInsertsARow() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.save(db)
let row = try Row.fetchOne(db, sql: "SELECT * FROM minimalSingles WHERE UUID = ?", arguments: [record.UUID])!
try assert(record, isEncodedIn: row)
}
}
func testSaveWithNotNilPrimaryKeyThatMatchesARowUpdatesThatRow() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
try record.save(db)
let row = try Row.fetchOne(db, sql: "SELECT * FROM minimalSingles WHERE UUID = ?", arguments: [record.UUID])!
try assert(record, isEncodedIn: row)
}
}
func testSaveAfterDeleteInsertsARow() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
try record.delete(db)
try record.save(db)
let row = try Row.fetchOne(db, sql: "SELECT * FROM minimalSingles WHERE UUID = ?", arguments: [record.UUID])!
try assert(record, isEncodedIn: row)
}
}
// MARK: - Delete
func testDeleteWithNotNilPrimaryKeyThatDoesNotMatchAnyRowDoesNothing() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
let deleted = try record.delete(db)
XCTAssertFalse(deleted)
}
}
func testDeleteWithNotNilPrimaryKeyThatMatchesARowDeletesThatRow() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
let deleted = try record.delete(db)
XCTAssertTrue(deleted)
let row = try Row.fetchOne(db, sql: "SELECT * FROM minimalSingles WHERE UUID = ?", arguments: [record.UUID])
XCTAssertTrue(row == nil)
}
}
func testDeleteAfterDeleteDoesNothing() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
var deleted = try record.delete(db)
XCTAssertTrue(deleted)
deleted = try record.delete(db)
XCTAssertFalse(deleted)
}
}
// MARK: - Fetch With Key
func testFetchCursorWithKeys() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let cursor = try MinimalSingle.fetchCursor(db, keys: [])
try XCTAssertNil(cursor.next())
}
do {
let cursor = try MinimalSingle.fetchCursor(db, keys: [["UUID": record1.UUID], ["UUID": record2.UUID]])
let fetchedRecords = try [cursor.next()!, cursor.next()!]
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set([record1.UUID!, record2.UUID!]))
XCTAssertTrue(try cursor.next() == nil) // end
}
do {
let cursor = try MinimalSingle.fetchCursor(db, keys: [["UUID": record1.UUID], ["UUID": nil]])
let fetchedRecord = try cursor.next()!
XCTAssertEqual(fetchedRecord.UUID!, record1.UUID!)
XCTAssertTrue(try cursor.next() == nil) // end
}
}
}
func testFetchAllWithKeys() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let fetchedRecords = try MinimalSingle.fetchAll(db, keys: [])
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let fetchedRecords = try MinimalSingle.fetchAll(db, keys: [["UUID": record1.UUID], ["UUID": record2.UUID]])
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set([record1.UUID!, record2.UUID!]))
}
do {
let fetchedRecords = try MinimalSingle.fetchAll(db, keys: [["UUID": record1.UUID], ["UUID": nil]])
XCTAssertEqual(fetchedRecords.count, 1)
XCTAssertEqual(fetchedRecords.first!.UUID, record1.UUID!)
}
}
}
func testFetchSetWithKeys() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let fetchedRecords = try MinimalSingle.fetchSet(db, keys: [])
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let fetchedRecords = try MinimalSingle.fetchSet(db, keys: [["UUID": record1.UUID], ["UUID": record2.UUID]])
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set([record1.UUID!, record2.UUID!]))
}
do {
let fetchedRecords = try MinimalSingle.fetchSet(db, keys: [["UUID": record1.UUID], ["UUID": nil]])
XCTAssertEqual(fetchedRecords.count, 1)
XCTAssertEqual(fetchedRecords.first!.UUID, record1.UUID!)
}
}
}
func testFetchOneWithKey() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
let fetchedRecord = try MinimalSingle.fetchOne(db, key: ["UUID": record.UUID])!
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
}
func testFindWithKey() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
let fetchedRecord = try MinimalSingle.find(db, key: ["UUID": record.UUID])
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
}
// MARK: - Fetch With Key Request
func testFetchCursorWithKeysRequest() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let cursor = try MinimalSingle.filter(keys: []).fetchCursor(db)
try XCTAssertNil(cursor.next())
}
do {
let cursor = try MinimalSingle.filter(keys: [["UUID": record1.UUID], ["UUID": record2.UUID]]).fetchCursor(db)
let fetchedRecords = try [cursor.next()!, cursor.next()!]
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set([record1.UUID!, record2.UUID!]))
XCTAssertTrue(try cursor.next() == nil) // end
}
do {
let cursor = try MinimalSingle.filter(keys: [["UUID": record1.UUID], ["UUID": nil]]).fetchCursor(db)
let fetchedRecord = try cursor.next()!
XCTAssertEqual(fetchedRecord.UUID!, record1.UUID!)
XCTAssertTrue(try cursor.next() == nil) // end
}
}
}
func testFetchAllWithKeysRequest() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let fetchedRecords = try MinimalSingle.filter(keys: []).fetchAll(db)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let fetchedRecords = try MinimalSingle.filter(keys: [["UUID": record1.UUID], ["UUID": record2.UUID]]).fetchAll(db)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set([record1.UUID!, record2.UUID!]))
}
do {
let fetchedRecords = try MinimalSingle.filter(keys: [["UUID": record1.UUID], ["UUID": nil]]).fetchAll(db)
XCTAssertEqual(fetchedRecords.count, 1)
XCTAssertEqual(fetchedRecords.first!.UUID, record1.UUID!)
}
}
}
func testFetchSetWithKeysRequest() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let fetchedRecords = try MinimalSingle.filter(keys: []).fetchSet(db)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let fetchedRecords = try MinimalSingle.filter(keys: [["UUID": record1.UUID], ["UUID": record2.UUID]]).fetchSet(db)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set([record1.UUID!, record2.UUID!]))
}
do {
let fetchedRecords = try MinimalSingle.filter(keys: [["UUID": record1.UUID], ["UUID": nil]]).fetchSet(db)
XCTAssertEqual(fetchedRecords.count, 1)
XCTAssertEqual(fetchedRecords.first!.UUID, record1.UUID!)
}
}
}
func testFetchOneWithKeyRequest() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
let fetchedRecord = try MinimalSingle.filter(key: ["UUID": record.UUID]).fetchOne(db)!
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
}
// MARK: - Order By Primary Key
func testOrderByPrimaryKey() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let request = MinimalSingle.orderByPrimaryKey()
try assertEqualSQL(db, request, "SELECT * FROM \"minimalSingles\" ORDER BY \"UUID\"")
}
}
// MARK: - Stable order
func testStableOrder() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let request = MinimalSingle.all().withStableOrder()
try assertEqualSQL(db, request, "SELECT * FROM \"minimalSingles\" ORDER BY \"UUID\"")
}
}
// MARK: - Fetch With Primary Key
func testFetchCursorWithPrimaryKeys() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let UUIDs: [String] = []
let cursor = try MinimalSingle.fetchCursor(db, keys: UUIDs)
try XCTAssertNil(cursor.next())
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let cursor = try MinimalSingle.fetchCursor(db, keys: UUIDs)
let fetchedRecords = try [cursor.next()!, cursor.next()!]
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
XCTAssertTrue(try cursor.next() == nil) // end
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
let UUIDs: [String] = []
let cursor = try MinimalSingle.fetchCursor(db, ids: UUIDs)
try XCTAssertNil(cursor.next())
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let cursor = try MinimalSingle.fetchCursor(db, ids: UUIDs)
let fetchedRecords = try [cursor.next()!, cursor.next()!]
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
XCTAssertTrue(try cursor.next() == nil) // end
}
}
}
}
func testFetchAllWithPrimaryKeys() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let UUIDs: [String] = []
let fetchedRecords = try MinimalSingle.fetchAll(db, keys: UUIDs)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let fetchedRecords = try MinimalSingle.fetchAll(db, keys: UUIDs)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
let UUIDs: [String] = []
let fetchedRecords = try MinimalSingle.fetchAll(db, ids: UUIDs)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let fetchedRecords = try MinimalSingle.fetchAll(db, ids: UUIDs)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
}
}
}
}
func testFetchSetWithPrimaryKeys() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let UUIDs: [String] = []
let fetchedRecords = try MinimalSingle.fetchSet(db, keys: UUIDs)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let fetchedRecords = try MinimalSingle.fetchSet(db, keys: UUIDs)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
let UUIDs: [String] = []
let fetchedRecords = try MinimalSingle.fetchSet(db, ids: UUIDs)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let fetchedRecords = try MinimalSingle.fetchSet(db, ids: UUIDs)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
}
}
}
}
func testFetchOneWithPrimaryKey() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
do {
let id: String? = nil
let fetchedRecord = try MinimalSingle.fetchOne(db, key: id)
XCTAssertTrue(fetchedRecord == nil)
}
do {
let fetchedRecord = try MinimalSingle.fetchOne(db, key: record.UUID)!
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
let fetchedRecord = try MinimalSingle.fetchOne(db, id: record.UUID!)!
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
}
}
}
func testFindWithPrimaryKey() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
do {
let id: String? = nil
_ = try MinimalSingle.find(db, key: id)
XCTFail("Expected RecordError")
} catch RecordError.recordNotFound(databaseTableName: "minimalSingles", key: ["UUID": .null]) { }
do {
let fetchedRecord = try MinimalSingle.find(db, key: record.UUID)
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
_ = try MinimalSingle.find(db, id: "missing")
XCTFail("Expected RecordError")
} catch RecordError.recordNotFound(databaseTableName: "minimalSingles", key: ["UUID": "missing".databaseValue]) { }
do {
let fetchedRecord = try MinimalSingle.find(db, id: record.UUID!)
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
}
}
}
// MARK: - Fetch With Primary Key Request
func testFetchCursorWithPrimaryKeysRequest() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let UUIDs: [String] = []
let cursor = try MinimalSingle.filter(keys: UUIDs).fetchCursor(db)
try XCTAssertNil(cursor.next())
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let cursor = try MinimalSingle.filter(keys: UUIDs).fetchCursor(db)
let fetchedRecords = try [cursor.next()!, cursor.next()!]
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
XCTAssertTrue(try cursor.next() == nil) // end
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
let UUIDs: [String] = []
let cursor = try MinimalSingle.filter(ids: UUIDs).fetchCursor(db)
try XCTAssertNil(cursor.next())
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let cursor = try MinimalSingle.filter(ids: UUIDs).fetchCursor(db)
let fetchedRecords = try [cursor.next()!, cursor.next()!]
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
XCTAssertTrue(try cursor.next() == nil) // end
}
}
}
}
func testFetchAllWithPrimaryKeysRequest() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let UUIDs: [String] = []
let fetchedRecords = try MinimalSingle.filter(keys: UUIDs).fetchAll(db)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let fetchedRecords = try MinimalSingle.filter(keys: UUIDs).fetchAll(db)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
let UUIDs: [String] = []
let fetchedRecords = try MinimalSingle.filter(ids: UUIDs).fetchAll(db)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let fetchedRecords = try MinimalSingle.filter(ids: UUIDs).fetchAll(db)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
}
}
}
}
func testFetchSetWithPrimaryKeysRequest() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record1 = MinimalSingle()
record1.UUID = "theUUID1"
try record1.insert(db)
let record2 = MinimalSingle()
record2.UUID = "theUUID2"
try record2.insert(db)
do {
let UUIDs: [String] = []
let fetchedRecords = try MinimalSingle.filter(keys: UUIDs).fetchSet(db)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let fetchedRecords = try MinimalSingle.filter(keys: UUIDs).fetchSet(db)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
let UUIDs: [String] = []
let fetchedRecords = try MinimalSingle.filter(ids: UUIDs).fetchSet(db)
XCTAssertEqual(fetchedRecords.count, 0)
}
do {
let UUIDs = [record1.UUID!, record2.UUID!]
let fetchedRecords = try MinimalSingle.filter(ids: UUIDs).fetchSet(db)
XCTAssertEqual(fetchedRecords.count, 2)
XCTAssertEqual(Set(fetchedRecords.map { $0.UUID! }), Set(UUIDs))
}
}
}
}
func testFetchOneWithPrimaryKeyRequest() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
do {
let id: String? = nil
let fetchedRecord = try MinimalSingle.filter(key: id).fetchOne(db)
XCTAssertTrue(fetchedRecord == nil)
}
do {
let fetchedRecord = try MinimalSingle.filter(key: record.UUID).fetchOne(db)!
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
if #available(iOS 13, macOS 10.15, tvOS 13, watchOS 6, *) {
do {
let fetchedRecord = try MinimalSingle.filter(id: record.UUID!).fetchOne(db)!
XCTAssertTrue(fetchedRecord.UUID == record.UUID)
XCTAssertEqual(lastSQLQuery, "SELECT * FROM \"minimalSingles\" WHERE \"UUID\" = '\(record.UUID!)'")
}
}
}
}
// MARK: - Exists
func testExistsWithNotNilPrimaryKeyThatDoesNotMatchAnyRowReturnsFalse() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
XCTAssertFalse(try record.exists(db))
}
}
func testExistsWithNotNilPrimaryKeyThatMatchesARowReturnsTrue() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
XCTAssertTrue(try record.exists(db))
}
}
func testExistsAfterDeleteReturnsTrue() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
try record.delete(db)
XCTAssertFalse(try record.exists(db))
}
}
// MARK: Select PrimaryKey
func test_static_selectPrimaryKey() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
let ids: [String] = try MinimalSingle.selectPrimaryKey().fetchAll(db)
XCTAssertEqual(ids, ["theUUID"])
let rows = try MinimalSingle.selectPrimaryKey(as: Row.self).fetchAll(db)
XCTAssertEqual(rows, [["UUID": "theUUID"]])
}
}
func test_request_selectPrimaryKey() throws {
let dbQueue = try makeDatabaseQueue()
try dbQueue.inDatabase { db in
let record = MinimalSingle()
record.UUID = "theUUID"
try record.insert(db)
let ids: [String] = try MinimalSingle.all().selectPrimaryKey().fetchAll(db)
XCTAssertEqual(ids, ["theUUID"])
let rows = try MinimalSingle.all().selectPrimaryKey(as: Row.self).fetchAll(db)
XCTAssertEqual(rows, [["UUID": "theUUID"]])
}
}
}