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TestResultsInteractorSpec.swift
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TestResultsInteractorSpec.swift
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//
// TestResultsInteractorSpec.swift
// FBSnapshotsViewer
//
// Created by Anton Domashnev on 19/03/2017.
// Copyright © 2017 Anton Domashnev. All rights reserved.
//
import Quick
import Nimble
@testable import FBSnapshotsViewer
class TestResultsInteractor_MockExternalViewer: ExternalViewer {
static var name: String { return "" }
static var bundleID: String { return "" }
static var isAvailableReturnValue: Bool = false
static func isAvailable(osxApplicationFinder: OSXApplicationFinder) -> Bool {
return isAvailableReturnValue
}
static var canViewReturnValue: Bool = false
static func canView(snapshotTestResult: SnapshotTestResult) -> Bool {
return canViewReturnValue
}
static var viewParameters: (snapshotTestResult: SnapshotTestResult, processLauncher: ProcessLauncher)?
static func view(snapshotTestResult: SnapshotTestResult, using processLauncher: ProcessLauncher) {
viewParameters = (snapshotTestResult: snapshotTestResult, processLauncher: processLauncher)
}
static func reset() {
viewParameters = nil
canViewReturnValue = false
isAvailableReturnValue = false
}
}
class TestResultsInteractor_MockSnapshotTestResultAcceptor: SnapshotTestResultAcceptor {
var acceptThrows: Bool = false
var acceptCalled: Bool = false
var acceptTestResult: SnapshotTestResult?
var acceptedTestResult: SnapshotTestResult!
override func accept(_ testResult: SnapshotTestResult) throws -> SnapshotTestResult {
acceptCalled = true
acceptTestResult = testResult
if acceptThrows {
throw SnapshotTestResultAcceptorError.canNotBeAccepted(testResult: testResult)
}
return acceptedTestResult
}
var canAcceptReturnValue: Bool = false
override func canAccept(_ testResult: SnapshotTestResult) -> Bool {
return canAcceptReturnValue
}
}
class TestResultsInteractorSpec: QuickSpec {
override func spec() {
let build: Build = Build(date: Date(), applicationName: "MyApp", fbReferenceImageDirectoryURLs: [URL(fileURLWithPath: "foo/bar", isDirectory: true)])
let kaleidoscopeViewer: TestResultsInteractor_MockExternalViewer.Type = TestResultsInteractor_MockExternalViewer.self
let xcodeViewer: TestResultsInteractor_MockExternalViewer.Type = TestResultsInteractor_MockExternalViewer.self
var processLauncher: ProcessLauncher!
var interactor: TestResultsInteractor!
var pasteboard: PasteboardMock!
var output: TestResultsInteractorOutputMock!
var acceptor: TestResultsInteractor_MockSnapshotTestResultAcceptor!
var testResults: [SnapshotTestResult] = []
beforeEach {
let testInformation1 = SnapshotTestInformation(testClassName: "testClassName", testName: "testName1", testFilePath: "/foo/testClassName.m", testLineNumber: 1)
let testResult1 = SnapshotTestResult.failed(testInformation: testInformation1, referenceImagePath: "referenceImagePath1", diffImagePath: "diffImagePath1", failedImagePath: "failedImagePath1", build: build)
let testInformation2 = SnapshotTestInformation(testClassName: "testClassName", testName: "testName2", testFilePath: "/foo/testClassName.m", testLineNumber: 10)
let testResult2 = SnapshotTestResult.recorded(testInformation: testInformation2, referenceImagePath: "referenceImagePath2", build: build)
testResults = [testResult1, testResult2]
processLauncher = ProcessLauncher()
pasteboard = PasteboardMock()
acceptor = TestResultsInteractor_MockSnapshotTestResultAcceptor()
acceptor.acceptedTestResult = SnapshotTestResult.recorded(testInformation: testInformation1, referenceImagePath: "referenceImagePath1", build: build)
output = TestResultsInteractorOutputMock()
let builder = TestResultsInteractorBuilder {
$0.testResults = testResults
$0.externalViewers = ExternalViewers(xcodeViewer: xcodeViewer, kaleidoscopeViewer: kaleidoscopeViewer)
$0.processLauncher = processLauncher
$0.acceptor = acceptor
$0.pasteboard = pasteboard
}
interactor = TestResultsInteractor(builder: builder)
interactor.output = output
}
afterEach {
kaleidoscopeViewer.reset()
}
describe(".accept") {
var testResult: SnapshotTestResult!
beforeEach {
testResult = testResults[0]
}
context("when test result can not be accepted") {
beforeEach {
acceptor.canAcceptReturnValue = false
interactor.accept(testResult: testResult)
}
it("does nothing") {
expect(acceptor.acceptCalled).to(beFalse())
}
}
context("when test result can be accepted") {
beforeEach {
acceptor.canAcceptReturnValue = true
}
context("when accept throws") {
beforeEach {
acceptor.acceptThrows = true
interactor.accept(testResult: testResult)
}
it("outputs error") {
expect(output.didFailToAccept_testResult_with_Called).to(beTrue())
}
}
context("when accept doesn't throw") {
beforeEach {
acceptor.acceptThrows = false
}
context("given presented test result") {
beforeEach {
interactor.accept(testResult: testResult)
}
it("accepts") {
expect(acceptor.acceptCalled).to(beTrue())
expect(output.didFailToAccept_testResult_with_Called).toNot(beTrue())
}
it("replaces failed test result with recorded") {
let testInformation = SnapshotTestInformation(testClassName: testResult.testClassName, testName: testResult.testName, testFilePath: testResult.testFilePath, testLineNumber: testResult.testLineNumber)
let expectedRecordedTestResult = SnapshotTestResult.recorded(testInformation: testInformation, referenceImagePath: "referenceImagePath1", build: build)
expect(interactor.testResults[0]).to(equal(expectedRecordedTestResult))
}
}
context("given not presented test result") {
beforeEach {
let testInformation = SnapshotTestInformation(testClassName: "Foo", testName: "Bar", testFilePath: "/Baz/Foo.m", testLineNumber: 1)
let notPresentedTestResult = SnapshotTestResult.failed(testInformation: testInformation, referenceImagePath: "foo/bar@2x.png", diffImagePath: "foo/bar@2x.png", failedImagePath: "foo/bar@2x.png", build: build)
interactor.accept(testResult: notPresentedTestResult)
}
it("outputs error") {
expect(output.didFailToAccept_testResult_with_Called).to(beTrue())
}
}
}
}
}
describe(".openInKaleidoscope") {
context("when kaleidoscope viewer is available") {
beforeEach {
kaleidoscopeViewer.isAvailableReturnValue = true
}
context("and can view the test resukt") {
beforeEach {
kaleidoscopeViewer.canViewReturnValue = true
}
it("views the test result") {
interactor.openInKaleidoscope(testResult: testResults[0])
expect(kaleidoscopeViewer.viewParameters?.snapshotTestResult).to(equal(testResults[0]))
}
}
context("and can not view the test resukt") {
beforeEach {
kaleidoscopeViewer.canViewReturnValue = false
}
it("asserts") {
expect { interactor.openInKaleidoscope(testResult: testResults[0]) }.to(throwAssertion())
}
}
}
}
describe(".openInXcode") {
context("when xcode viewer is available") {
beforeEach {
xcodeViewer.isAvailableReturnValue = true
}
context("and can view the test resukt") {
beforeEach {
xcodeViewer.canViewReturnValue = true
}
it("views the test result") {
interactor.openInXcode(testResult: testResults[0])
expect(xcodeViewer.viewParameters?.snapshotTestResult).to(equal(testResults[0]))
}
}
context("and can not view the test resukt") {
beforeEach {
xcodeViewer.canViewReturnValue = false
}
it("asserts") {
expect { interactor.openInXcode(testResult: testResults[0]) }.to(throwAssertion())
}
}
}
context("when xcode viewer is not available") {
beforeEach {
xcodeViewer.isAvailableReturnValue = false
}
it("asserts") {
expect { interactor.openInXcode(testResult: testResults[0]) }.to(throwAssertion())
}
}
}
describe(".copy") {
context("recorded snapshot test result") {
var testResult: SnapshotTestResult!
beforeEach {
testResult = testResults[1]
interactor.copy(testResult: testResult)
}
it("copies recorded image url") {
expect(pasteboard.copyImage_at_Called).to(beTrue())
expect(pasteboard.copyImage_at_ReceivedUrl).to(equal(URL(fileURLWithPath: "referenceImagePath2")))
}
}
context("failed snapshot test result") {
var testResult: SnapshotTestResult!
beforeEach {
testResult = testResults[0]
interactor.copy(testResult: testResult)
}
it("copies failed image url") {
expect(pasteboard.copyImage_at_Called).to(beTrue())
expect(pasteboard.copyImage_at_ReceivedUrl).to(equal(URL(fileURLWithPath: "failedImagePath1")))
}
}
}
describe(".testResults") {
it("returns initialized test results") {
expect(interactor.testResults.count).to(equal(2))
}
}
}
}