a67559299a
* Update the template screen to use the new(ish) Observation framework. * Add a variant of deferFulfillment that supports observables. * Update snapshot fulfilment to work with either a publisher or a stream.
53 lines
1.6 KiB
Swift
53 lines
1.6 KiB
Swift
//
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// Copyright 2022-2024 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
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// Please see LICENSE files in the repository root for full details.
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//
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import XCTest
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@testable import ElementX
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@MainActor
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class TemplateScreenViewModelTests: XCTestCase {
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var viewModel: TemplateScreenViewModelProtocol!
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var context: TemplateScreenViewModelType.Context {
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viewModel.context
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}
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override func setUpWithError() throws {
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viewModel = TemplateScreenViewModel()
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}
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func testInitialState() {
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XCTAssertFalse(context.composerText.isEmpty)
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XCTAssertEqual(context.viewState.counter, 0)
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}
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func testTextField() async throws {
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context.composerText = "123"
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context.send(viewAction: .textChanged)
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XCTAssertEqual(context.composerText, "123")
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}
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func testCounter() async throws {
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var deferred = deferFulfillment(context.observe(\.viewState.counter)) { $0 == 1 }
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context.send(viewAction: .incrementCounter)
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try await deferred.fulfill()
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XCTAssertEqual(context.viewState.counter, 1)
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deferred = deferFulfillment(context.observe(\.viewState.counter)) { $0 == 3 }
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context.send(viewAction: .incrementCounter)
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context.send(viewAction: .incrementCounter)
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try await deferred.fulfill()
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XCTAssertEqual(context.viewState.counter, 3)
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deferred = deferFulfillment(context.observe(\.viewState.counter)) { $0 == 2 }
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context.send(viewAction: .decrementCounter)
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try await deferred.fulfill()
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XCTAssertEqual(context.viewState.counter, 2)
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}
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}
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