GPS track summary view event handler tests

TrackSummaryViewEventHandlerTests.swift

import XCTest

class TrackSummaryViewEventHandlerTests: XCTestCase {
    private(set) var interactorSpy: InteractorSpy!
    private(set) var factorySpy: InteractorFactorySpy!
    private(set) var eventHandler: TrackSummaryViewEventHandler!

    override func setUp() {
        super.setUp()
        interactorSpy = InteractorSpy()
        factorySpy = InteractorFactorySpy()
        eventHandler = TrackSummaryViewEventHandler(
            interactorFactory: factorySpy,
            presenterFactory: PresenterFactoryImpl()
        )
    }

    func testExecutesTrackSummaryInteractorOnViewDataReload() {
        factorySpy.stubWithTrackSummaryInteractor(interactorSpy)

        eventHandler.viewShouldReloadData(TrackSummaryViewDummy())

        XCTAssertTrue(interactorSpy.didCallExecute)
    }

    func testCreatesTrackNameUpdateInteractorWithExpectedParametersOnNameUpdate() {
        factorySpy.stubWithTrackNameUpdateInteractor(InteractorSpy())

        eventHandler.view(TrackSummaryViewDummy(), didChangeTrackName: "Trip", forTrackWithID: 2)

        XCTAssertEqual(factorySpy.invokedName, "Trip")
        XCTAssertEqual(factorySpy.invokedTrackID, 2)
    }

    func testExecutesTracknameUpdateInteractorOnNameUpdate() {
        factorySpy.stubWithTrackNameUpdateInteractor(interactorSpy)

        eventHandler.view(TrackSummaryViewDummy(), didChangeTrackName: "", forTrackWithID: 0)

        XCTAssertTrue(interactorSpy.didCallExecute)
    }
}