File: ByteStringPerfTests.swift

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/*
 This source file is part of the Swift.org open source project

 Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
 Licensed under Apache License v2.0 with Runtime Library Exception

 See http://swift.org/LICENSE.txt for license information
 See http://swift.org/CONTRIBUTORS.txt for Swift project authors
*/

import XCTest

import TSCBasic
import TSCTestSupport

class ByteStringPerfTests: XCTestCasePerf {
    func testInitialization() {
      #if canImport(Darwin)
        let listOfStrings: [String] = (0..<10).map { "This is the number: \($0)!\n" }
        let expectedTotalCount = listOfStrings.map({ $0.utf8.count }).reduce(0, +)
        measure {
            var count = 0
            let N = 10000
            for _ in 0..<N {
                for string in listOfStrings {
                    let bs = ByteString(encodingAsUTF8: string)
                    count += bs.count
                }
            }
            XCTAssertEqual(count, expectedTotalCount * N)
        }
      #endif
    }
}