/*
 * Copyright IBM Corporation 2017
 *
 * 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 XCTest
import Configuration
@testable import CloudEnvironment

class CloudFunctionsTests: XCTestCase {

    static var allTests : [(String, (CloudFunctionsTests) -> () throws -> Void)] {
        return [
            ("testGetCredentials", testGetCredentials),
        ]
    }

    func testGetCredentials() {

        // Load test mappings.json file and Cloud Foundry test credentials-- VCAP_SERVICES and VCAP_APPLICATION
        let cloudEnv = CloudEnv(mappingsFilePath: "Tests/CloudEnvironmentTests/resources", cloudFoundryFile: "Tests/CloudEnvironmentTests/resources/config_cf_example.json")

        guard let credentials =  cloudEnv.getCloudFunctionsCredentials(name: "CloudFunctionsCredentials") else {
            XCTFail("Could not load Alert Notification service credentials.")
            return
        }

        let computedAuthToken = "f4a7ebaf".data(using: String.Encoding.utf8)?.base64EncodedString(options: Data.Base64EncodingOptions(rawValue: 0))

        XCTAssertEqual(credentials.hostName, "openwhisk.ng.bluemix.net", "Cloud Functions host should match.")
        XCTAssertEqual(credentials.urlPath, "/path", "Cloud Functions url path should match.")
        XCTAssertEqual(credentials.authToken, computedAuthToken, "Cloud Functions auth token should match.")
    }
}
