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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>
65 lines
3.3 KiB
Swift
65 lines
3.3 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 EmptyBoxCaretDirectionTests: XCTestCase {
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func test_emptyBox_autoMode_withArabicKeyboard_caretOnRight() {
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let v = DocumentCanvasView()
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v.keyboardLanguageProviderForTesting = { "ar" }
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v.setParagraphs([ParagraphBlock(id: BlockID("a"))], width: 300) // empty paragraph
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v.frame = CGRect(x: 0, y: 0, width: 300, height: 120); v.layoutIfNeeded()
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v.refreshEmptyBoxWritingDirections()
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let caret = v.boxes[0].textLayout.caretRect(atOffset: 0)
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XCTAssertGreaterThan(caret.minX, 150, "empty RTL-keyboard caret sits in the right half")
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}
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func test_emptyBox_autoMode_withLatinKeyboard_caretOnLeft() {
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let v = DocumentCanvasView()
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v.keyboardLanguageProviderForTesting = { "en" }
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v.setParagraphs([ParagraphBlock(id: BlockID("a"))], width: 300)
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v.frame = CGRect(x: 0, y: 0, width: 300, height: 120); v.layoutIfNeeded()
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v.refreshEmptyBoxWritingDirections()
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let caret = v.boxes[0].textLayout.caretRect(atOffset: 0)
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XCTAssertLessThan(caret.minX, 150, "empty LTR-keyboard caret sits in the left half")
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}
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func test_emptyBox_forcedRTL_caretOnRight() {
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let v = DocumentCanvasView()
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v.applyWritingDirectionOverride(.rightToLeft)
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v.setParagraphs([ParagraphBlock(id: BlockID("a"))], width: 300) // empty paragraph
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v.frame = CGRect(x: 0, y: 0, width: 300, height: 120); v.layoutIfNeeded()
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v.refreshEmptyBoxWritingDirections()
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let caret = v.boxes[0].textLayout.caretRect(atOffset: 0)
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XCTAssertGreaterThan(caret.minX, 150, "forced-RTL empty caret sits in the right half")
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}
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func test_emptyBox_forcedLTR_caretOnLeft() {
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let v = DocumentCanvasView()
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v.applyWritingDirectionOverride(.leftToRight)
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v.setParagraphs([ParagraphBlock(id: BlockID("a"))], width: 300)
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v.frame = CGRect(x: 0, y: 0, width: 300, height: 120); v.layoutIfNeeded()
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v.refreshEmptyBoxWritingDirections()
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let caret = v.boxes[0].textLayout.caretRect(atOffset: 0)
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XCTAssertLessThan(caret.minX, 150, "forced-LTR empty caret sits in the left half")
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}
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/// Switching the input language (globe key) while on an empty paragraph must re-flip the caret live,
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/// without a reload/refocus — the canvas observes `currentInputModeDidChangeNotification`.
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func test_inputModeChange_reflipsEmptyCaret_whenInputLanguageBecomesRTL() {
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let v = DocumentCanvasView()
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v.keyboardLanguageProviderForTesting = { "en" }
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v.setParagraphs([ParagraphBlock(id: BlockID("a"))], width: 300) // empty, auto mode
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v.frame = CGRect(x: 0, y: 0, width: 300, height: 120); v.layoutIfNeeded()
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v.refreshEmptyBoxWritingDirections()
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XCTAssertLessThan(v.boxes[0].textLayout.caretRect(atOffset: 0).minX, 150, "starts LTR")
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// Input language switches to RTL; the system posts the input-mode-change notification.
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v.keyboardLanguageProviderForTesting = { "ar" }
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NotificationCenter.default.post(name: UITextInputMode.currentInputModeDidChangeNotification, object: nil)
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XCTAssertGreaterThan(v.boxes[0].textLayout.caretRect(atOffset: 0).minX, 150,
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"RTL input language re-flips the empty-paragraph caret to the right")
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}
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}
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#endif
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