grpc-swift/Tests/SwiftGRPCTests/MetadataTests.swift

/*
 * Copyright 2018, gRPC Authors All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import Foundation
@testable import SwiftGRPC
import XCTest

class MetadataTests: XCTestCase {
  static var allTests: [(String, (MetadataTests) -> () throws -> Void)] {
    return [
      ("testCopyDoesNotCorruptData", testCopyDoesNotCorruptData)
    ]
  }
  
  func testCopyDoesNotCorruptData() {
    let metadata = try! Metadata(["foo": "bar"])
    XCTAssertEqual(["foo": "bar"], metadata.copy().dictionaryRepresentation)
  }

  func testExtractData() {
    let metadata = try! Metadata(["foo": "bar"])
    XCTAssertEqual("bar".data(using: .utf8), metadata.data(forKey: "foo"))
  }
}