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//
// Created by Jesse Squires
// http://www.jessesquires.com
//
//
// Documentation
// http://www.jessesquires.com/JSQCoreDataKit
//
//
// GitHub
// https://github.com/jessesquires/JSQCoreDataKit
//
//
// License
// Copyright © 2015 Jesse Squires
// Released under an MIT license: http://opensource.org/licenses/MIT
//
import XCTest
import CoreData
import ExampleModel
@testable
import JSQCoreDataKit
class StackFactoryTests: TestCase {
override func setUp() {
cleanUp()
super.setUp()
}
override func tearDown() {
cleanUp()
super.tearDown()
}
func test_ThatStackFactory_InitializesSuccessFully() {
let factory = CoreDataStackFactory(model: inMemoryModel)
XCTAssertEqual(factory.model, inMemoryModel)
XCTAssertTrue(factory.options! == defaultStoreOptions)
}
func test_ThatStackFactory_CreatesStackInBackground_Successfully() {
// GIVEN: a core data model
let sqliteModel = CoreDataModel(name: modelName, bundle: modelBundle)
// GIVEN: a factory
let factory = CoreDataStackFactory(model: sqliteModel)
var stack: CoreDataStack?
let expectation = self.expectation(description: #function)
// WHEN: we create a stack in the background
factory.createStack { (result: StackResult) in
XCTAssertTrue(Thread.isMainThread, "Factory completion handler should return on main thread")
switch result {
case .success(let s):
stack = s
XCTAssertNotNil(s)
case .failure(let e):
XCTFail("Error: \(e)")
}
expectation.fulfill()
}
// THEN: creating a stack succeeds
waitForExpectations(timeout: defaultTimeout) { (error) -> Void in
XCTAssertNil(error, "Expectation should not error")
}
XCTAssertNotNil(stack)
validateStack(stack!, fromFactory: factory)
}
func test_ThatStackFactory_CreatesStackSynchronously_Successfully() {
// GIVEN: a core data model
let sqliteModel = CoreDataModel(name: modelName, bundle: modelBundle)
// GIVEN: a factory
let factory = CoreDataStackFactory(model: sqliteModel)
// WHEN: we create a stack
let result = factory.createStack()
let stack = result.stack()
XCTAssertNotNil(stack)
XCTAssertNil(result.error())
validateStack(stack!, fromFactory: factory)
}
func test_StackFactory_Equality() {
let factory1 = CoreDataStackFactory(model: inMemoryModel)
let factory2 = CoreDataStackFactory(model: inMemoryModel)
XCTAssertEqual(factory1, factory2)
let factory3 = CoreDataStackFactory(model: inMemoryModel, options: nil)
XCTAssertNotEqual(factory1, factory3)
let factory4 = CoreDataStackFactory(model: inMemoryModel, options: nil)
XCTAssertEqual(factory3, factory4)
let sqliteModel = CoreDataModel(name: modelName, bundle: modelBundle)
let sqliteFactory = CoreDataStackFactory(model: sqliteModel)
XCTAssertNotEqual(factory1, sqliteFactory)
}
// MARK: Helpers
func validateStack(_ stack: CoreDataStack, fromFactory factory:CoreDataStackFactory) {
XCTAssertEqual(stack.model, factory.model)
XCTAssertNotNil(stack.storeCoordinator)
XCTAssertEqual(stack.mainContext.persistentStoreCoordinator, stack.backgroundContext.persistentStoreCoordinator)
XCTAssertEqual(stack.mainContext.name, "JSQCoreDataKit.CoreDataStack.context.main")
XCTAssertEqual(stack.mainContext.concurrencyType, NSManagedObjectContextConcurrencyType.mainQueueConcurrencyType)
XCTAssertNil(stack.mainContext.parent)
XCTAssertNotNil(stack.mainContext.persistentStoreCoordinator)
XCTAssertEqual(stack.backgroundContext.name, "JSQCoreDataKit.CoreDataStack.context.background")
XCTAssertEqual(stack.backgroundContext.concurrencyType, NSManagedObjectContextConcurrencyType.privateQueueConcurrencyType)
XCTAssertNil(stack.backgroundContext.parent)
XCTAssertNotNil(stack.backgroundContext.persistentStoreCoordinator)
}
}