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88 lines
2.8 KiB
Swift
88 lines
2.8 KiB
Swift
import XCTest
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@testable import DivKit
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import LayoutKit
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final class DivGalleryExtensionsTests: XCTestCase {
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func test_WhenContextContainsGalleryState_RestoresIt() throws {
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let expectedState = GalleryViewState(contentOffset: 16, itemsCount: 1)
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let blockStateStorage = DivBlockStateStorage()
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blockStateStorage.setState(path: .root + DivGallery.type, state: expectedState)
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let context = DivBlockModelingContext(
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blockStateStorage: blockStateStorage
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)
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let block = try makeBlock(
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fromFile: "gallery",
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context: context
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) as? WrapperBlock
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let gallery = block?.child as? GalleryBlock
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XCTAssertEqual(gallery?.state, expectedState)
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}
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func test_WhenContextContainsGalleryStateWithInconsistentScrollMode_IgnoresIt() throws {
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let blockStateStorage = DivBlockStateStorage()
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blockStateStorage.setState(
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path: .root + DivGallery.type,
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state: GalleryViewState(contentOffset: 100, itemsCount: 1)
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)
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let context = DivBlockModelingContext(
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blockStateStorage: blockStateStorage
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)
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let block = try makeBlock(
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fromFile: "paging",
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context: context
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) as? WrapperBlock
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let gallery = block?.child as? GalleryBlock
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XCTAssertEqual(gallery?.model.scrollMode, .autoPaging(inertionEnabled: true))
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XCTAssertEqual(gallery?.state.contentPosition, .paging(index: 0))
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}
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func test_WhenScrollModeIsPaging_AutoPagingEnabled() throws {
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let block = try makeBlock(fromFile: "paging") as? WrapperBlock
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let gallery = block?.child as? GalleryBlock
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XCTAssertEqual(gallery?.model.scrollMode, .autoPaging(inertionEnabled: true))
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}
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func test_HorizontalGallery_WhenHasInstrinsicWidth_BuildsBlock() throws {
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_ = try makeBlock(fromFile: "horizontal_gallery_wrap_content_width")
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}
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func test_VerticalGallery_WhenHasInstrinsicHeight_BuildsBlock() throws {
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_ = try makeBlock(fromFile: "vertical_gallery_wrap_content_height")
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}
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func test_HorizontalGallery_WhenHasHorizontallyResizableItem_BuildsBlock() throws {
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_ = try makeBlock(fromFile: "horizontal_gallery_match_parent_width_items")
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}
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func test_VerticalGallery_WhenHasVerticallyResizableItem_BuildsBlock() throws {
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_ = try makeBlock(fromFile: "vertical_gallery_match_parent_height_items")
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}
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func test_HorizontalGallery_WhenVerticallyInrinsic_AndHasNonResizableVerticallyItems_BuildsBlocks(
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) throws {
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_ = try makeBlock(fromFile: "horizontal_gallery_mixed_height_items")
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}
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func test_VerticalGallery_WhenHorizontallyInrinsic_AndHasNonResizableHorizontallyItems_BuildsBlocks(
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) throws {
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_ = try makeBlock(fromFile: "vertical_gallery_mixed_width_items")
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}
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}
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private func makeBlock(
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fromFile filename: String,
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context: DivBlockModelingContext = .default
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) throws -> Block {
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try DivGalleryTemplate.make(
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fromFile: filename,
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subdirectory: "div-gallery",
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context: context
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)
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}
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