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+// ResultTests.swift
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+//
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+// Copyright (c) 2014–2015 Alamofire Software Foundation (http://alamofire.org/)
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+//
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+// Permission is hereby granted, free of charge, to any person obtaining a copy
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+// of this software and associated documentation files (the "Software"), to deal
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+// in the Software without restriction, including without limitation the rights
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+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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+// copies of the Software, and to permit persons to whom the Software is
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+// furnished to do so, subject to the following conditions:
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+//
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+// The above copyright notice and this permission notice shall be included in
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+// all copies or substantial portions of the Software.
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+//
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+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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+// THE SOFTWARE.
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+
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+@testable import Alamofire
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+import Foundation
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+import XCTest
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+
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+class ResultTestCase: BaseTestCase {
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+ let error = Error.errorWithCode(.StatusCodeValidationFailed, failureReason: "Status code validation failed")
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+
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+ // MARK: - Is Success Tests
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+
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+ func testThatIsSuccessPropertyReturnsTrueForSuccessCase() {
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+ // Given
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+ // When
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+ let result = Result.Success("success")
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+
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+ // Then
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+ XCTAssertTrue(result.isSuccess, "result is success should be true for success case")
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+ }
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+
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+ func testThatIsSuccessPropertyReturnsFalseForFailureCase() {
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+ // Given
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+ // When
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+ let result = Result<String>.Failure(NSData(), error)
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+
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+ // Then
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+ XCTAssertFalse(result.isSuccess, "result is success should be true for failure case")
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+ }
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+
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+ // MARK: - Is Failure Tests
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+
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+ func testThatIsFailurePropertyReturnsFalseForSuccessCase() {
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+ // Given
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+ // When
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+ let result = Result.Success("success")
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+
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+ // Then
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+ XCTAssertFalse(result.isFailure, "result is failure should be false for success case")
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+ }
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+
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+ func testThatIsFailurePropertyReturnsTrueForFailureCase() {
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+ // Given
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+ // When
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+ let result = Result<String>.Failure(NSData(), error)
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+
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+ // Then
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+ XCTAssertTrue(result.isFailure, "result is failure should be true for failure case")
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+ }
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+
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+ // MARK: - Value Tests
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+
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+ func testThatValuePropertyReturnsValueForSuccessCase() {
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+ // Given
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+ // When
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+ let result = Result.Success("success")
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+
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+ // Then
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+ XCTAssertEqual(result.value ?? "", "success", "result value should match expected value")
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+ }
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+
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+ func testThatValuePropertyReturnsNilForFailureCase() {
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+ // Given
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+ // When
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+ let result = Result<String>.Failure(NSData(), error)
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+
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+ // Then
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+ XCTAssertNil(result.value, "result value should be nil for failure case")
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+ }
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+
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+ // MARK: - Data Tests
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+
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+ func testThatDataPropertyReturnsNilForSuccessCase() {
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+ // Given
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+ // When
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+ let result = Result.Success("success")
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+
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+ // Then
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+ XCTAssertNil(result.data, "result data should be nil for success case")
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+ }
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+
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+ func testThatDataPropertyReturnsDataForFailureCase() {
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+ // Given
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+ // When
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+ let resultWithData = Result<String>.Failure(NSData(), error)
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+ let resultWithoutData = Result<String>.Failure(nil, error)
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+
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+ // Then
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+ XCTAssertNotNil(resultWithData.data, "result with data should not be nil for failure case")
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+ XCTAssertNil(resultWithoutData.data, "result without data should be nil for failure case")
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+ }
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+
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+ // MARK: - Error Tests
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+
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+ func testThatErrorPropertyReturnsNilForSuccessCase() {
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+ // Given
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+ // When
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+ let result = Result.Success("success")
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+
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+ // Then
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+ XCTAssertNil(result.error, "result error should be nil for success case")
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+ }
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+
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+ func testThatErrorPropertyReturnsErrorForFailureCase() {
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+ // Given
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+ // When
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+ let result = Result<String>.Failure(nil, error)
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+
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+ // Then
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+ XCTAssertNotNil(result.error, "result error should not be nil for failure case")
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+ }
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+
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+ // MARK: - Description Tests
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+
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+ func testThatDescriptionStringMatchesExpectedValueForSuccessCase() {
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+ // Given
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+ // When
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+ let result = Result.Success("success")
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+
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+ // Then
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+ XCTAssertEqual(result.description, "SUCCESS", "result description should match expected value for success case")
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+ }
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+
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+ func testThatDescriptionStringMatchesExpectedValueForFailureCase() {
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+ // Given
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+ // When
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+ let result = Result<String>.Failure(nil, error)
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+
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+ // Then
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+ XCTAssertEqual(result.description, "FAILURE", "result description should match expected value for failure case")
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+ }
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+
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+ // MARK: - Debug Description Tests
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+
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+ func testThatDebugDescriptionStringMatchesExpectedValueForSuccessCase() {
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+ // Given
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+ // When
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+ let result = Result.Success("success value")
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+
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+ // Then
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+ XCTAssertEqual(
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+ result.debugDescription,
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+ "SUCCESS: success value",
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+ "result debug description should match expected value for success case"
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+ )
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+ }
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+
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+ func testThatDebugDescriptionStringMatchesExpectedValueForFailureCase() {
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+ // Given
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+ let utf8Data = "failure value".dataUsingEncoding(NSUTF8StringEncoding)!
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+ let imageData = NSData(contentsOfURL: URLForResource("rainbow", withExtension: "jpg"))!
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+
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+ // When
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+ let resultWithUTF8Data = Result<String>.Failure(utf8Data, error)
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+ let resultWithImageData = Result<String>.Failure(imageData, error)
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+ let resultWithNoData = Result<String>.Failure(nil, error)
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+
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+ // Then
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+ XCTAssertEqual(
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+ resultWithUTF8Data.debugDescription,
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+ "FAILURE: \(error) failure value",
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+ "result debug description should match expected value for failure case"
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+ )
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+ XCTAssertEqual(
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+ resultWithImageData.debugDescription,
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+ "FAILURE with Error: \(error)",
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+ "result debug description should match expected value for failure case"
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+ )
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+ XCTAssertEqual(
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+ resultWithNoData.debugDescription,
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+ "FAILURE with Error: \(error)",
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+ "result debug description should match expected value for failure case"
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+ )
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+ }
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+}
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Christian Noon