From 9f68accb302e6ea59120a9bb5717df00e2788fc7 Mon Sep 17 00:00:00 2001
From: ZappoMan <brad@highfidelity.io>
Date: Thu, 22 Feb 2018 17:34:00 -0800
Subject: [PATCH] add menu for testing unresponsive interface

---
 interface/src/Application.cpp | 12 ++++++++++++
 interface/src/Application.h   |  1 +
 interface/src/Menu.cpp        |  1 +
 interface/src/Menu.h          |  1 +
 4 files changed, 15 insertions(+)

diff --git a/interface/src/Application.cpp b/interface/src/Application.cpp
index 8c3e6f130d..e8264a398a 100644
--- a/interface/src/Application.cpp
+++ b/interface/src/Application.cpp
@@ -7542,6 +7542,18 @@ void Application::deadlockApplication() {
     }
 }
 
+// cause main thread to be unresponsive for 35 seconds
+void Application::unresponsiveApplication() {
+    // to avoid compiler warnings about a loop that will never exit
+    uint64_t start = usecTimestampNow();
+    uint64_t UNRESPONSIVE_FOR_SECONDS = 35;
+    uint64_t UNRESPONSIVE_FOR_USECS = UNRESPONSIVE_FOR_SECONDS * USECS_PER_SECOND;
+    qCDebug(interfaceapp) << "Intentionally cause Interface to be unresponsive for " << UNRESPONSIVE_FOR_SECONDS << " seconds";
+    while (usecTimestampNow() - start < UNRESPONSIVE_FOR_USECS) {
+        QThread::sleep(1);
+    }
+}
+
 void Application::setActiveDisplayPlugin(const QString& pluginName) {
     auto menu = Menu::getInstance();
     foreach(DisplayPluginPointer displayPlugin, PluginManager::getInstance()->getDisplayPlugins()) {
diff --git a/interface/src/Application.h b/interface/src/Application.h
index d4041aa3be..5ce9a1619a 100644
--- a/interface/src/Application.h
+++ b/interface/src/Application.h
@@ -367,6 +367,7 @@ public slots:
     void updateHeartbeat() const;
 
     static void deadlockApplication();
+    static void unresponsiveApplication(); // cause main thread to be unresponsive for 35 seconds
 
     void rotationModeChanged() const;
 
diff --git a/interface/src/Menu.cpp b/interface/src/Menu.cpp
index 464de87fdb..5abc59356e 100644
--- a/interface/src/Menu.cpp
+++ b/interface/src/Menu.cpp
@@ -713,6 +713,7 @@ Menu::Menu() {
     MenuWrapper* crashMenu = developerMenu->addMenu("Crash");
 
     addActionToQMenuAndActionHash(crashMenu, MenuOption::DeadlockInterface, 0, qApp, SLOT(deadlockApplication()));
+    addActionToQMenuAndActionHash(crashMenu, MenuOption::UnresponsiveInterface, 0, qApp, SLOT(unresponsiveApplication()));
 
     action = addActionToQMenuAndActionHash(crashMenu, MenuOption::CrashPureVirtualFunction);
     connect(action, &QAction::triggered, qApp, []() { crash::pureVirtualCall(); });
diff --git a/interface/src/Menu.h b/interface/src/Menu.h
index 8cb1804fd4..9c4efd6ac7 100644
--- a/interface/src/Menu.h
+++ b/interface/src/Menu.h
@@ -77,6 +77,7 @@ namespace MenuOption {
     const QString CrashNewFault = "New Fault";
     const QString CrashNewFaultThreaded = "New Fault (threaded)";
     const QString DeadlockInterface = "Deadlock Interface";
+    const QString UnresponsiveInterface = "Unresponsive Interface";
     const QString DecreaseAvatarSize = "Decrease Avatar Size";
     const QString DefaultSkybox = "Default Skybox";
     const QString DeleteAvatarBookmark = "Delete Avatar Bookmark...";