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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>
64 lines
3.1 KiB
Swift
64 lines
3.1 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 CanvasImageSelectionTests: XCTestCase {
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private func canvas() -> DocumentCanvasView {
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let v = DocumentCanvasView()
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v.imageProvider = { _ in UIGraphicsImageRenderer(size: CGSize(width: 80, height: 50)).image { c in
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UIColor.systemTeal.setFill(); c.fill(CGRect(x: 0, y: 0, width: 80, height: 50)) } }
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v.setBlocks([
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.paragraph(ParagraphBlock(id: BlockID("a"), runs: [TextRun(text: "Above")])),
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.media(MediaBlock(id: BlockID("img"), mediaID: "x", naturalSize: Size2D(width: 80, height: 50),
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caption: [TextRun(text: "Caption")])),
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.paragraph(ParagraphBlock(id: BlockID("b"), runs: [TextRun(text: "Below")])),
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], width: 300)
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v.frame = CGRect(x: 0, y: 0, width: 300, height: 400); v.layoutIfNeeded()
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return v
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}
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func test_selectionFlowsThroughCaption() {
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let v = canvas()
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let imgBox = v.boxes[1]
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// From inside "Above" through the caption into "Below" → rects in all three blocks.
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let rects = v.selectionRects(globalFrom: v.boxes[0].textStart + 2,
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globalTo: v.boxes[2].textStart + 2)
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func count(in box: CanvasBlock) -> Int { rects.filter { box.frame.intersects($0) }.count }
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XCTAssertGreaterThan(count(in: v.boxes[0]), 0)
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XCTAssertGreaterThan(count(in: imgBox), 0) // caption rects
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XCTAssertGreaterThan(count(in: v.boxes[2]), 0)
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}
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func test_caretInCaption_isBelowImage() {
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let v = canvas()
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let imgBox = v.boxes[1] as! MediaBlockBox
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let caret = v.caretRect(for: DocumentTextPosition(imgBox.textStart))
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XCTAssertGreaterThan(caret.minY, imgBox.mediaRect().minY) // caption caret sits below the image
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}
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func test_caretAtImageGap_isVerticalBarAtImageLeadingEdge() {
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let v = canvas()
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let imgBox = v.boxes[1] as! MediaBlockBox
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// The gap before the image atom is a real caret position; we must report a drawable rect so
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// UITextSelectionDisplayInteraction renders the native caret there (not .zero, which is invisible).
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let caret = v.caretRect(for: DocumentTextPosition(imgBox.nodeStart))
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let img = imgBox.mediaRect()
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XCTAssertFalse(caret.isEmpty, "gap caret must be a drawable rect, not .zero")
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XCTAssertEqual(caret.minX, img.minX, accuracy: 0.5, "vertical caret sits at the image's leading edge")
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XCTAssertEqual(caret.height, img.height, accuracy: 0.5, "caret spans the image height")
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}
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func test_typingInCaption_editsCaptionText() {
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let v = canvas()
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let imgBox = v.boxes[1] as! MediaBlockBox
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v.selectedTextRange = DocumentTextRange(DocumentTextPosition(imgBox.textStart + 7),
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DocumentTextPosition(imgBox.textStart + 7)) // end of "Caption"
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v.insertText("!")
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guard case .media(let out) = v.boxes[1].currentBlock() else { return XCTFail() }
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XCTAssertEqual(out.caption.map(\.text).joined(), "Caption!")
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}
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}
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#endif
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