style: limit emoji borders to selected and hovered tiles

2026-10-17 01:29:38 +02:00
parent 6085cbd217
commit 1980c9dbc1
3 changed files with 71 additions and 3 deletions
@@ -0,0 +1,43 @@
+import AppKit
+import Testing
+@testable import Conjure
+
+@Test @MainActor func emojiBordersFollowSelectionAndHover() throws {
+    _ = NSApplication.shared
+    let suite = "EmojiBorders.\(UUID().uuidString)"
+    let defaults = UserDefaults(suiteName: suite)!
+    defer { defaults.removePersistentDomain(forName: suite) }
+    let picker = EmojiPickerController(defaults: defaults)
+    picker.input = { "face" }
+    let window = NSWindow(contentRect: NSRect(x: 0, y: 0, width: 750, height: 400),
+                          styleMask: [.borderless], backing: .buffered, defer: false)
+    window.contentView = picker.view
+    picker.view.layoutSubtreeIfNeeded()
+    let scroll = try #require(picker.view.subviews.compactMap { $0 as? NSScrollView }.first)
+    let grid = try #require(scroll.documentView as? NSCollectionView)
+    let first = try #require(grid.item(at: IndexPath(item: 0, section: 0))?.view as? NSButton)
+    let second = try #require(grid.item(at: IndexPath(item: 1, section: 0))?.view as? NSButton)
+    let enter = try #require(NSEvent.enterExitEvent(with: .mouseEntered, location: .zero,
+        modifierFlags: [], timestamp: 0, windowNumber: window.windowNumber,
+        context: nil, eventNumber: 0, trackingNumber: 0, userData: nil))
+    let exit = try #require(NSEvent.enterExitEvent(with: .mouseExited, location: .zero,
+        modifierFlags: [], timestamp: 0, windowNumber: window.windowNumber,
+        context: nil, eventNumber: 0, trackingNumber: 0, userData: nil))
+    first.mouseExited(with: exit)
+    second.mouseExited(with: exit)
+    #expect(first.layer?.borderWidth == 0.5)
+    #expect(second.layer?.borderWidth == 0)
+    second.mouseEntered(with: enter)
+    #expect(second.layer?.borderWidth == 0.5)
+    picker.moveSelection(by: 1)
+    #expect(first.layer?.borderWidth == 0)
+    second.mouseExited(with: exit)
+    #expect(second.layer?.borderWidth == 0.5)
+    picker.moveSelection(by: -1)
+    #expect(second.layer?.borderWidth == 0)
+    first.mouseEntered(with: enter)
+    picker.moveSelection(by: 1)
+    #expect(first.layer?.borderWidth == 0.5)
+    first.mouseExited(with: exit)
+    #expect(first.layer?.borderWidth == 0)
+}