add iOS
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zeus
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import XCTest
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import GRDB
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class FoundationNSDateTests : GRDBTestCase {
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override func setup(_ dbWriter: some DatabaseWriter) throws {
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var migrator = DatabaseMigrator()
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migrator.registerMigration("createDates") { db in
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try db.execute(sql: """
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CREATE TABLE dates (
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ID INTEGER PRIMARY KEY,
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creationDate DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP)
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""")
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}
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try migrator.migrate(dbWriter)
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}
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func testNSDate() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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let calendar = Calendar(identifier: .gregorian)
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let dateComponents = NSDateComponents()
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dateComponents.year = 1973
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dateComponents.month = 9
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dateComponents.day = 18
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dateComponents.hour = 10
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dateComponents.minute = 11
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dateComponents.second = 12
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dateComponents.nanosecond = 123_456_789
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do {
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let date = calendar.date(from: dateComponents as DateComponents)!
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try db.execute(sql: "INSERT INTO dates (creationDate) VALUES (?)", arguments: [date])
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}
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do {
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate FROM dates")!
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// All components must be preserved, but nanosecond since ISO-8601 stores milliseconds.
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XCTAssertEqual(calendar.component(.year, from: date as Date), dateComponents.year)
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XCTAssertEqual(calendar.component(.month, from: date as Date), dateComponents.month)
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XCTAssertEqual(calendar.component(.day, from: date as Date), dateComponents.day)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), dateComponents.hour)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), dateComponents.minute)
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XCTAssertEqual(calendar.component(.second, from: date as Date), dateComponents.second)
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XCTAssertEqual(round(Double(calendar.component(.nanosecond, from: date as Date)) / 1.0e6), round(Double(dateComponents.nanosecond) / 1.0e6))
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}
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}
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}
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func testNSDateIsLexicallyComparableToCURRENT_TIMESTAMP() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (id, creationDate) VALUES (?,?)",
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arguments: [1, NSDate().addingTimeInterval(-1)])
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try db.execute(
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sql: "INSERT INTO dates (id) VALUES (?)",
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arguments: [2])
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try db.execute(
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sql: "INSERT INTO dates (id, creationDate) VALUES (?,?)",
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arguments: [3, NSDate().addingTimeInterval(1)])
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let ids = try Int.fetchAll(db, sql: "SELECT id FROM dates ORDER BY creationDate")
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XCTAssertEqual(ids, [1,2,3])
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}
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}
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func testNSDateFromUnparsableString() {
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XCTAssertTrue(NSDate.fromDatabaseValue("foo".databaseValue) == nil)
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}
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func testNSDateDoesNotAcceptFormatHM() {
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XCTAssertTrue(NSDate.fromDatabaseValue("01:02".databaseValue) == nil)
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}
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func testNSDateDoesNotAcceptFormatHMS() {
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XCTAssertTrue(NSDate.fromDatabaseValue("01:02:03".databaseValue) == nil)
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}
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func testNSDateDoesNotAcceptFormatHMSS() {
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XCTAssertTrue(NSDate.fromDatabaseValue("01:02:03.00456".databaseValue) == nil)
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}
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func testNSDateAcceptsFormatYMD() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (creationDate) VALUES (?)",
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arguments: ["2015-07-22"])
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate from dates")!
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var calendar = Calendar(identifier: .gregorian)
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calendar.timeZone = TimeZone(secondsFromGMT: 0)!
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XCTAssertEqual(calendar.component(.year, from: date as Date), 2015)
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XCTAssertEqual(calendar.component(.month, from: date as Date), 7)
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XCTAssertEqual(calendar.component(.day, from: date as Date), 22)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), 0)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), 0)
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XCTAssertEqual(calendar.component(.second, from: date as Date), 0)
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XCTAssertEqual(calendar.component(.nanosecond, from: date as Date), 0)
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}
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}
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func testNSDateAcceptsFormatYMD_HM() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (creationDate) VALUES (?)",
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arguments: ["2015-07-22 01:02"])
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate from dates")!
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var calendar = Calendar(identifier: .gregorian)
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calendar.timeZone = TimeZone(secondsFromGMT: 0)!
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XCTAssertEqual(calendar.component(.year, from: date as Date), 2015)
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XCTAssertEqual(calendar.component(.month, from: date as Date), 7)
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XCTAssertEqual(calendar.component(.day, from: date as Date), 22)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), 1)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), 2)
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XCTAssertEqual(calendar.component(.second, from: date as Date), 0)
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XCTAssertEqual(calendar.component(.nanosecond, from: date as Date), 0)
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}
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}
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func testNSDateAcceptsFormatYMD_HMS() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (creationDate) VALUES (?)",
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arguments: ["2015-07-22 01:02:03"])
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate from dates")!
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var calendar = Calendar(identifier: .gregorian)
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calendar.timeZone = TimeZone(secondsFromGMT: 0)!
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XCTAssertEqual(calendar.component(.year, from: date as Date), 2015)
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XCTAssertEqual(calendar.component(.month, from: date as Date), 7)
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XCTAssertEqual(calendar.component(.day, from: date as Date), 22)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), 1)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), 2)
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XCTAssertEqual(calendar.component(.second, from: date as Date), 3)
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XCTAssertEqual(calendar.component(.nanosecond, from: date as Date), 0)
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}
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}
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func testNSDateAcceptsFormatYMD_HMSS() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (creationDate) VALUES (?)",
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arguments: ["2015-07-22 01:02:03.00456"])
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate from dates")!
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var calendar = Calendar(identifier: .gregorian)
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calendar.timeZone = TimeZone(secondsFromGMT: 0)!
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XCTAssertEqual(calendar.component(.year, from: date as Date), 2015)
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XCTAssertEqual(calendar.component(.month, from: date as Date), 7)
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XCTAssertEqual(calendar.component(.day, from: date as Date), 22)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), 1)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), 2)
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XCTAssertEqual(calendar.component(.second, from: date as Date), 3)
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XCTAssertTrue(abs(calendar.component(.nanosecond, from: date as Date) - 4_000_000) < 10) // We actually get 4_000_008. Some precision is lost during the NSDateComponents -> NSDate conversion. Not a big deal.
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}
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}
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func testNSDateAcceptsTimestamp() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (creationDate) VALUES (?)",
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arguments: [1437526920])
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let string = try String.fetchOne(db, sql: "SELECT datetime(creationDate, 'unixepoch') from dates")!
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XCTAssertEqual(string, "2015-07-22 01:02:00")
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate from dates")!
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var calendar = Calendar(identifier: .gregorian)
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calendar.timeZone = TimeZone(secondsFromGMT: 0)!
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XCTAssertEqual(calendar.component(.year, from: date as Date), 2015)
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XCTAssertEqual(calendar.component(.month, from: date as Date), 7)
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XCTAssertEqual(calendar.component(.day, from: date as Date), 22)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), 1)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), 2)
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XCTAssertEqual(calendar.component(.second, from: date as Date), 0)
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XCTAssertEqual(calendar.component(.nanosecond, from: date as Date), 0)
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}
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}
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func testNSDateAcceptsFormatIso8601YMD_HM() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (creationDate) VALUES (?)",
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arguments: ["2015-07-22T01:02"])
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate from dates")!
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var calendar = Calendar(identifier: .gregorian)
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calendar.timeZone = TimeZone(secondsFromGMT: 0)!
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XCTAssertEqual(calendar.component(.year, from: date as Date), 2015)
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XCTAssertEqual(calendar.component(.month, from: date as Date), 7)
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XCTAssertEqual(calendar.component(.day, from: date as Date), 22)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), 1)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), 2)
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XCTAssertEqual(calendar.component(.second, from: date as Date), 0)
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XCTAssertEqual(calendar.component(.nanosecond, from: date as Date), 0)
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}
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}
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func testNSDateAcceptsFormatIso8601YMD_HMS() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (creationDate) VALUES (?)",
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arguments: ["2015-07-22T01:02:03"])
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate from dates")!
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var calendar = Calendar(identifier: .gregorian)
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calendar.timeZone = TimeZone(secondsFromGMT: 0)!
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XCTAssertEqual(calendar.component(.year, from: date as Date), 2015)
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XCTAssertEqual(calendar.component(.month, from: date as Date), 7)
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XCTAssertEqual(calendar.component(.day, from: date as Date), 22)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), 1)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), 2)
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XCTAssertEqual(calendar.component(.second, from: date as Date), 3)
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XCTAssertEqual(calendar.component(.nanosecond, from: date as Date), 0)
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}
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}
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func testNSDateAcceptsFormatIso8601YMD_HMSS() throws {
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let dbQueue = try makeDatabaseQueue()
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try dbQueue.inDatabase { db in
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try db.execute(
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sql: "INSERT INTO dates (creationDate) VALUES (?)",
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arguments: ["2015-07-22T01:02:03.00456"])
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let date = try NSDate.fetchOne(db, sql: "SELECT creationDate from dates")!
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var calendar = Calendar(identifier: .gregorian)
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calendar.timeZone = TimeZone(secondsFromGMT: 0)!
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XCTAssertEqual(calendar.component(.year, from: date as Date), 2015)
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XCTAssertEqual(calendar.component(.month, from: date as Date), 7)
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XCTAssertEqual(calendar.component(.day, from: date as Date), 22)
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XCTAssertEqual(calendar.component(.hour, from: date as Date), 1)
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XCTAssertEqual(calendar.component(.minute, from: date as Date), 2)
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XCTAssertEqual(calendar.component(.second, from: date as Date), 3)
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XCTAssertTrue(abs(calendar.component(.nanosecond, from: date as Date) - 4_000_000) < 10) // We actually get 4_000_008. Some precision is lost during the NSDateComponents -> NSDate conversion. Not a big deal.
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}
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}
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}
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