//
//  ErrorTests.swift
//  CoreStore
//
//  Copyright © 2016 John Rommel Estropia
//
//  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 CoreStore

class ErrorTests: XCTestCase {

    func testErrors() {
        
        do {
            
            let error = CoreStoreError.Unknown
            XCTAssertEqual((error as NSError).domain, CoreStoreErrorDomain)
            XCTAssertEqual((error as NSError).code, CoreStoreErrorCode.UnknownError.rawValue)
            
            let userInfo: NSDictionary = [:]
            
            let objcError = error.objc
            XCTAssertEqual(error, objcError.swift)
            XCTAssertEqual(objcError.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError.code, CoreStoreErrorCode.UnknownError.rawValue)
            XCTAssertEqual(objcError.userInfo, userInfo)
            
            let objcError2 = objcError.swift.objc
            XCTAssertEqual(error, objcError2.swift)
            XCTAssertEqual(objcError2.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError2.code, CoreStoreErrorCode.UnknownError.rawValue)
            XCTAssertEqual(objcError2.userInfo, userInfo)
        }
        
        let dummyURL = NSURL(string: "file:///test1/test2.sqlite")!
        do {
            
            let error = CoreStoreError.DifferentStorageExistsAtURL(existingPersistentStoreURL: dummyURL)
            XCTAssertEqual((error as NSError).domain, CoreStoreErrorDomain)
            XCTAssertEqual((error as NSError).code, CoreStoreErrorCode.DifferentPersistentStoreExistsAtURL.rawValue)
            
            let userInfo: NSDictionary = [
                "existingPersistentStoreURL": dummyURL
            ]
            let objcError = error.objc
            XCTAssertEqual(error, objcError.swift)
            XCTAssertEqual(objcError.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError.code, CoreStoreErrorCode.DifferentPersistentStoreExistsAtURL.rawValue)
            XCTAssertEqual(objcError.userInfo, userInfo)
            
            let objcError2 = objcError.swift.objc
            XCTAssertEqual(error, objcError2.swift)
            XCTAssertEqual(objcError2.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError2.code, CoreStoreErrorCode.DifferentPersistentStoreExistsAtURL.rawValue)
            XCTAssertEqual(objcError2.userInfo, userInfo)
        }
        
        do {
            
            let model = NSManagedObjectModel.fromBundle(NSBundle(forClass: self.dynamicType), modelName: "Model")
            let version = "1.0.0"
            
            let error = CoreStoreError.MappingModelNotFound(localStoreURL: dummyURL, targetModel: model, targetModelVersion: version)
            XCTAssertEqual((error as NSError).domain, CoreStoreErrorDomain)
            XCTAssertEqual((error as NSError).code, CoreStoreErrorCode.MappingModelNotFound.rawValue)
            
            let userInfo: NSDictionary = [
                "localStoreURL": dummyURL,
                "targetModel": model,
                "targetModelVersion": version
            ]
            let objcError = error.objc
            XCTAssertEqual(error, objcError.swift)
            XCTAssertEqual(objcError.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError.code, CoreStoreErrorCode.MappingModelNotFound.rawValue)
            XCTAssertEqual(objcError.userInfo, userInfo)
            
            let objcError2 = objcError.swift.objc
            XCTAssertEqual(error, objcError2.swift)
            XCTAssertEqual(objcError2.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError2.code, CoreStoreErrorCode.MappingModelNotFound.rawValue)
            XCTAssertEqual(objcError2.userInfo, userInfo)
        }
        
        do {
            
            let error = CoreStoreError.ProgressiveMigrationRequired(localStoreURL: dummyURL)
            XCTAssertEqual((error as NSError).domain, CoreStoreErrorDomain)
            XCTAssertEqual((error as NSError).code, CoreStoreErrorCode.ProgressiveMigrationRequired.rawValue)
            
            let userInfo: NSDictionary = [
                "localStoreURL": dummyURL
            ]
            let objcError = error.objc
            XCTAssertEqual(error, objcError.swift)
            XCTAssertEqual(objcError.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError.code, CoreStoreErrorCode.ProgressiveMigrationRequired.rawValue)
            XCTAssertEqual(objcError.userInfo, userInfo)
            
            let objcError2 = objcError.swift.objc
            XCTAssertEqual(error, objcError2.swift)
            XCTAssertEqual(objcError2.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError2.code, CoreStoreErrorCode.ProgressiveMigrationRequired.rawValue)
            XCTAssertEqual(objcError2.userInfo, userInfo)
        }
        
        do {
            
            let internalError = NSError(
                domain: "com.dummy",
                code: 123,
                userInfo: [
                    "key1": "value1",
                    "key2": 2,
                    "key3": NSDate()
                ]
            )
            let error = CoreStoreError.InternalError(NSError: internalError)
            XCTAssertEqual((error as NSError).domain, CoreStoreErrorDomain)
            XCTAssertEqual((error as NSError).code, CoreStoreErrorCode.InternalError.rawValue)
            
            let userInfo: NSDictionary = [
                "NSError": internalError
            ]
            let objcError = error.objc
            XCTAssertEqual(error, objcError.swift)
            XCTAssertEqual(objcError.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError.code, CoreStoreErrorCode.InternalError.rawValue)
            XCTAssertEqual(objcError.userInfo, userInfo)
            
            let objcError2 = objcError.swift.objc
            XCTAssertEqual(error, objcError2.swift)
            XCTAssertEqual(objcError2.domain, CoreStoreErrorDomain)
            XCTAssertEqual(objcError2.code, CoreStoreErrorCode.InternalError.rawValue)
            XCTAssertEqual(objcError2.userInfo, userInfo)
        }
    }
}