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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| // | ||
| // Created by Jesse Squires | ||
| // https://www.jessesquires.com | ||
| // | ||
| // Documentation | ||
| // https://jessesquires.github.io/ReactiveCollectionsKit | ||
| // | ||
| // GitHub | ||
| // https://github.com/jessesquires/ReactiveCollectionsKit | ||
| // | ||
| // Copyright © 2019-present Jesse Squires | ||
| // | ||
|
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| import Foundation | ||
| @testable import ReactiveCollectionsKit | ||
| import XCTest | ||
|
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| final class TestCollectionViewDriverReconfigure: UnitTestCase { | ||
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| @MainActor | ||
| func test_reconfigure_item() async { | ||
| var uniqueCell = MyStaticCellViewModel(name: "initial") | ||
| uniqueCell.expectation = self.expectation(name: "initial_configure") | ||
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| let numberCells = (1...5).map { _ in | ||
| var viewModel = FakeNumberCellViewModel() | ||
| viewModel.expectationConfigureCell = self.expectation(name: "configure_cell_\(viewModel.id)") | ||
| return viewModel | ||
| } | ||
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| let section1 = SectionViewModel(id: "one", cells: numberCells) | ||
| let section2 = SectionViewModel(id: "two", cells: [uniqueCell]) | ||
| let section3 = self.fakeSectionViewModel(id: "three") | ||
| let model = CollectionViewModel(id: "id", sections: [section1, section2, section3]) | ||
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| let viewController = FakeCollectionViewController() | ||
| let driver = CollectionViewDriver(view: viewController.collectionView, viewModel: model) | ||
| self.simulateAppearance(viewController: viewController) | ||
| self.waitForExpectations() | ||
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| // Update one cell to be reconfigured | ||
| uniqueCell = MyStaticCellViewModel(name: "updated") | ||
| uniqueCell.expectation = self.expectation(name: "updated_configure") | ||
| let updatedSection = SectionViewModel(id: "two", cells: [uniqueCell]) | ||
| let updatedModel = CollectionViewModel(id: "id", sections: [section1, updatedSection]) | ||
| await driver.update(viewModel: updatedModel) | ||
| self.waitForExpectations() | ||
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| self.keepDriverAlive(driver) | ||
| } | ||
| } | ||
|
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| private struct MyStaticCellViewModel: CellViewModel { | ||
| let id: UniqueIdentifier = "MyCellViewModel" | ||
| let name: String | ||
|
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| var expectation: XCTestExpectation? | ||
| func configure(cell: FakeCollectionCell) { | ||
| expectation?.fulfillAndLog() | ||
| } | ||
|
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| nonisolated static func == (left: Self, right: Self) -> Bool { | ||
| left.name == right.name | ||
| } | ||
|
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| nonisolated func hash(into hasher: inout Hasher) { | ||
| hasher.combine(self.name) | ||
| } | ||
| } |