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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>
101 lines
4.3 KiB
Swift
101 lines
4.3 KiB
Swift
#if canImport(UIKit)
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import XCTest
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import UIKit
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@testable import RichTextEditorUIKit
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import RichTextEditorCore
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final class EmojiViewHostingTests: XCTestCase {
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/// A provider that hands out a fresh tagged view per call and records how many times it was asked.
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private final class Provider {
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var calls = 0
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func make(_ id: String, _ size: CGSize) -> UIView & RichTextEmojiView {
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calls += 1
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let v = TestEmojiView(frame: CGRect(origin: .zero, size: size))
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v.accessibilityIdentifier = id
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return v
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}
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}
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private func canvasWithEmoji() -> (DocumentCanvasView, Provider) {
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let c = DocumentCanvasView()
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let p = Provider()
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c.emojiViewProvider = { p.make($0, $1) }
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c.setBlocks([.paragraph(ParagraphBlock(id: BlockID("p1"), runs: [TextRun(text: "ab")]))], width: 320)
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c.frame = CGRect(x: 0, y: 0, width: 320, height: 400)
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c.layoutIfNeeded()
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c.simulateParentLayout()
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c.setSelectionForTesting(anchor: c.boxes[0].textStart + 1, head: c.boxes[0].textStart + 1)
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c.insertEmoji(id: "star", altText: nil)
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c.layoutIfNeeded()
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return (c, p)
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}
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func test_emojiView_isHostedInOverlay_atGlyphRect() {
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let (c, _) = canvasWithEmoji()
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XCTAssertEqual(c.hostedEmojiCountForTesting, 1)
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let view = c.firstHostedEmojiForTesting
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XCTAssertNotNil(view?.superview, "the emoji view is parented")
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XCTAssertFalse(view?.frame.isEmpty ?? true, "positioned at a real glyph rect")
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}
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func test_emojiView_isReusedAcrossLayoutPasses() {
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let (c, p) = canvasWithEmoji()
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let first = c.firstHostedEmojiForTesting
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c.setNeedsLayout(); c.layoutIfNeeded()
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let second = c.firstHostedEmojiForTesting
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XCTAssertTrue(first === second, "same instanceID reuses the same view object")
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XCTAssertEqual(p.calls, 1, "the provider is asked once per instanceID")
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}
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func test_emojiView_removedWhenEmojiDeleted() {
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let (c, _) = canvasWithEmoji()
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c.deleteBackward() // caret was after the emoji
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c.layoutIfNeeded()
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XCTAssertEqual(c.hostedEmojiCountForTesting, 0)
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}
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func test_nilProvider_hostsNoView() {
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let c = DocumentCanvasView()
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c.emojiViewProvider = { _, _ in nil }
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c.setBlocks([.paragraph(ParagraphBlock(id: BlockID("p1"), runs: [TextRun(text: "ab")]))], width: 320)
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c.frame = CGRect(x: 0, y: 0, width: 320, height: 400)
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c.setSelectionForTesting(anchor: c.boxes[0].textStart + 1, head: c.boxes[0].textStart + 1)
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c.insertEmoji(id: "star", altText: nil)
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c.layoutIfNeeded()
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XCTAssertEqual(c.hostedEmojiCountForTesting, 0)
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}
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func test_cull_hidesEmojiOutsideExpandedViewport() {
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let (c, _) = canvasWithEmoji()
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let view = c.firstHostedEmojiForTesting
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c.cullEmojiViews(visibleRect: CGRect(x: 0, y: 0, width: 320, height: 10)) // emoji is ~ on line 1
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XCTAssertFalse(view?.isHidden ?? true)
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c.cullEmojiViews(visibleRect: CGRect(x: 0, y: 1000, width: 320, height: 50)) // far below
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XCTAssertTrue(view?.isHidden ?? false)
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}
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func test_facade_insertEmoji_andProvider_forwardToCanvas() {
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let editor = RichTextEditorView(frame: CGRect(x: 0, y: 0, width: 320, height: 400))
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editor.registerEmojiViewProvider { id, size in
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let v = TestEmojiView(frame: CGRect(origin: .zero, size: size)); v.accessibilityIdentifier = id; return v
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}
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editor.document = Document(
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blocks: [.paragraph(ParagraphBlock(id: BlockID("p1"), runs: [TextRun(text: "ab")]))])
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editor.layoutIfNeeded()
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editor.insertEmoji(id: "star", altText: ":star:")
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editor.layoutIfNeeded()
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let hasEmoji = editor.document.blocks.contains { block in
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if case let .paragraph(p) = block { return p.runs.contains { $0.attributes.emoji?.id == "star" } }
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return false
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}
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XCTAssertTrue(hasEmoji, "façade insertEmoji forwards to the canvas")
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}
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}
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/// A minimal `RichTextEmojiView` for the emoji-hosting tests. Shared across the test target; the editor
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/// pushes `dynamicColor` (the template-emoji tint), which the tests can read back.
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final class TestEmojiView: UIView, RichTextEmojiView {
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var dynamicColor: UIColor?
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}
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#endif
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