Swift, Swiftui, iOS App Development, Mobile App Development, Programming.
XCTAssertNotNil(items.first, "The item should be created and fetched successfully.") XCTAssertEqual(items.count, 1, "There should be exactly one item in the store.") ​ if let firstItem = items.first { XCTAssertEqual(firstItem.timestamp, date, "The item's timestamp should match the initially