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TestDeferredSqlite.swift
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TestDeferredSqlite.swift
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
import Foundation
import Shared
@testable import Storage
import XCTest
class TestDeferredSqlite: XCTestCase {
func testCancelling() {
let files = MockFiles()
let db = SwiftData(filename: (try! (files.getAndEnsureDirectory() as NSString)).stringByAppendingPathComponent("test.db"))
let expectation = self.expectationWithDescription("Wait")
let deferred = DeferredDBOperation(db: db, block: { (connection, err) -> Int? in
XCTFail("This should be cancelled before hitting this")
return 2
})
deferred.upon({ res in
XCTAssert(res.isFailure, "Cancelled query is failure")
expectation.fulfill()
})
deferred.cancel()
deferred.start()
waitForExpectationsWithTimeout(10, handler: nil)
}
}