SwiftLint/Source/SwiftLintFrameworkTests/IntegrationTests.swift

//
//  IntegrationTests.swift
//  SwiftLint
//
//  Created by JP Simard on 5/28/15.
//  Copyright (c) 2015 Realm. All rights reserved.
//

import Foundation
import SourceKittenFramework
import SwiftLintFramework
import XCTest

class IntegrationTests: XCTestCase {
    func testSwiftLintLints() {
        // This is as close as we're ever going to get to a self-hosting linter.
        let fileManager = NSFileManager.defaultManager()
        let directory = ((((__FILE__ as NSString)
            .stringByDeletingLastPathComponent as NSString)
            .stringByDeletingLastPathComponent as NSString)
            .stringByDeletingLastPathComponent as NSString)
            .stringByAppendingPathComponent("Source")
        do {
            let allFiles = try fileManager.allFilesRecursively(directory: directory)
            let swiftFiles = allFiles.filter { $0.isSwiftFile() }
            XCTAssert(swiftFiles.contains(__FILE__), "current file should be included")
            XCTAssertEqual(swiftFiles.flatMap({Linter(file: File(path: $0)!).styleViolations}), [])
        } catch {
            fatalError("Couldn't find files in \(directory): \(error)")
        }
    }
}