fix: [after release: do nothing] was broken in v7.6.0 (closes #3929)

src/logic/ATShortcut.swift

@@ -83,7 +83,7 @@ class ATShortcut {
         // Another issue is events being dropped by macOS, which we never receive
         // Knowing this, we handle these edge-cases by double checking if holdShortcut is UP, when any shortcut state is UP
         // If it is, then we trigger the holdShortcut action
-        if App.app.appIsBeingUsed {
+        if App.app.appIsBeingUsed && Preferences.shortcutStyle[App.app.shortcutIndex] == .focusOnRelease {
             if let currentHoldShortcut = ControlsTab.shortcuts[Preferences.indexToName("holdShortcut", App.app.shortcutIndex)],
                id == currentHoldShortcut.id {
                 let currentModifiers = cocoaToCarbonFlags(ModifierFlags.current)

unit-tests/KeyboardEventsTests.swift

@@ -111,9 +111,46 @@ final class KeyboardEventsUtilsTests: XCTestCase {
         XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut", "closeWindowShortcut", "holdShortcut"])
     }
 
+    func testOnReleaseDoNothing() throws {
+        resetState()
+        Preferences.shortcutStyle[0] = .doNothingOnRelease
+        ModifierFlags.current = [.option]
+        handleKeyboardEvent(nil, nil, nil, [.option], false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, [])
+        handleKeyboardEvent(KeyboardEventsTestable.globalShortcutsIds["nextWindowShortcut"], .down, nil, nil, false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut"])
+        handleKeyboardEvent(KeyboardEventsTestable.globalShortcutsIds["nextWindowShortcut"], .up, nil, nil, false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut"])
+        ModifierFlags.current = []
+        handleKeyboardEvent(nil, nil, nil, [], false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut"])
+    }
+
+    // alt-down > tab-down > tab-up > `-down > `-up
+    func testTransitionFromOneShortcutToAnother() throws {
+        resetState()
+        ModifierFlags.current = [.option]
+        handleKeyboardEvent(nil, nil, nil, [.option], false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, [])
+        handleKeyboardEvent(KeyboardEventsTestable.globalShortcutsIds["nextWindowShortcut"], .down, nil, nil, false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut"])
+        handleKeyboardEvent(KeyboardEventsTestable.globalShortcutsIds["nextWindowShortcut"], .up, nil, nil, false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut"])
+        handleKeyboardEvent(nil, nil, keycodeMap["`"], [.option], false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut", "nextWindowShortcut2"])
+        handleKeyboardEvent(nil, nil, nil, [.option], false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut", "nextWindowShortcut2"])
+        ModifierFlags.current = []
+        handleKeyboardEvent(nil, nil, nil, [], false)
+        XCTAssertEqual(ControlsTab.shortcutsActionsTriggered, ["nextWindowShortcut", "nextWindowShortcut2", "holdShortcut2"])
+    }
+
     private func resetState() {
         App.app.appIsBeingUsed = false
         App.app.shortcutIndex = 0
+        for i in 0..<Preferences.shortcutStyle.count {
+            Preferences.shortcutStyle[i] = .focusOnRelease
+        }
         ControlsTab.shortcuts.values.forEach { $0.state = .up }
         ControlsTab.shortcutsActionsTriggered = []
     }

unit-tests/Mocks.swift

@@ -42,6 +42,7 @@ class ControlsTab {
         }
         if action.starts(with: "nextWindowShortcut") {
             App.app.appIsBeingUsed = true
+            App.app.shortcutIndex = Preferences.nameToIndex(action)
         }
     }
 
@@ -66,6 +67,11 @@ class Preferences {
     static func indexToName(_ baseName: String, _ index: Int) -> String {
         return baseName + (index == 0 ? "" : String(index + 1))
     }
+
+    static func nameToIndex(_ name: String) -> Int {
+        guard let number = name.last?.wholeNumberValue else { return 0 }
+        return number - 1
+    }
 }
 
 enum ShortcutStylePreference: CaseIterable {