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ichmagmaus111andClaude Opus 5.5
0622057a4f
Ghostgram for iOS, rebuilt from scratch on Telegram iOS 13.0. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
72 lines
3.3 KiB
Swift
72 lines
3.3 KiB
Swift
import XCTest
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import Postbox
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@testable import TelegramCore
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/// The web-page events a replayed state produces, which `AccountStateManager.updatedWebpage`
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/// delivers. A composer showing a pending link preview waits on exactly one of them, so a
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/// resolution that never reaches the events leaves the preview on "Loading…".
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final class WebpageUpdateEventsTests: XCTestCase {
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private let webpageId = MediaId(namespace: Namespaces.Media.CloudWebpage, id: 1)
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private let otherWebpageId = MediaId(namespace: Namespaces.Media.CloudWebpage, id: 2)
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/// A key holding nil: the page was resolved to `webPageEmpty`.
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private let removal: TelegramMediaWebpage?? = .some(nil)
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private func pendingWebpage(_ id: MediaId) -> TelegramMediaWebpage {
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return TelegramMediaWebpage(webpageId: id, content: .Pending(0, "https://okinawaguide.org/"))
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}
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private func update(_ webpage: TelegramMediaWebpage) -> TelegramMediaWebpage?? {
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return .some(.some(webpage))
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}
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func testAWebpageUpdateIsRecordedWithItsContent() {
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var updatedWebpages: [MediaId: TelegramMediaWebpage?] = [:]
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recordUpdatedWebpage(self.webpageId, media: self.pendingWebpage(self.webpageId), into: &updatedWebpages)
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XCTAssertEqual(updatedWebpages[self.webpageId], self.update(self.pendingWebpage(self.webpageId)))
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}
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/// `updateWebPage(webPageEmpty)` replays as a nil media update: no preview exists.
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func testAWebpageResolvedToEmptyIsRecordedAsARemoval() {
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var updatedWebpages: [MediaId: TelegramMediaWebpage?] = [:]
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recordUpdatedWebpage(self.webpageId, media: nil, into: &updatedWebpages)
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XCTAssertTrue(updatedWebpages.keys.contains(self.webpageId))
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XCTAssertEqual(updatedWebpages[self.webpageId], self.removal)
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}
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func testANilUpdateOfOtherMediaIsNotRecordedAsAWebpage() {
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var updatedWebpages: [MediaId: TelegramMediaWebpage?] = [:]
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recordUpdatedWebpage(MediaId(namespace: Namespaces.Media.CloudFile, id: 1), media: nil, into: &updatedWebpages)
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XCTAssertTrue(updatedWebpages.isEmpty)
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}
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/// `pollDifference` starts from empty events and unions each difference slice in, so the
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/// right-hand side is where every webpage update from getDifference arrives.
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func testMergingEventsKeepsTheWebpageUpdatesOfBothSides() {
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let earlier = AccountFinalStateEvents(updatedWebpages: [self.webpageId: self.pendingWebpage(self.webpageId)])
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// A nil value in a literal keeps its key; only assigning nil through the subscript drops it.
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let later = AccountFinalStateEvents(updatedWebpages: [self.otherWebpageId: nil])
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let merged = AccountFinalStateEvents().union(with: earlier).union(with: later)
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XCTAssertEqual(merged.updatedWebpages.count, 2)
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XCTAssertEqual(merged.updatedWebpages[self.webpageId], self.update(self.pendingWebpage(self.webpageId)))
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XCTAssertEqual(merged.updatedWebpages[self.otherWebpageId], self.removal)
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}
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func testMergingEventsKeepsTheLaterStateOfTheSameWebpage() {
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let earlier = AccountFinalStateEvents(updatedWebpages: [self.webpageId: self.pendingWebpage(self.webpageId)])
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let later = AccountFinalStateEvents(updatedWebpages: [self.webpageId: nil])
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let merged = earlier.union(with: later)
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XCTAssertEqual(merged.updatedWebpages[self.webpageId], self.removal)
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}
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}
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