From 2461e899ba9046d406248216d92f5ac11a02e6d2 Mon Sep 17 00:00:00 2001
From: sfan5 <sfan5@live.de>
Date: Thu, 22 Apr 2021 10:46:31 +0200
Subject: [PATCH] Add basic test application that runs under CI

---
 .github/workflows/build.yml     |  18 +++--
 examples/AutomatedTest/main.cpp | 112 ++++++++++++++++++++++++++++++++
 examples/CMakeLists.txt         |   3 +
 3 files changed, 129 insertions(+), 4 deletions(-)
 create mode 100644 examples/AutomatedTest/main.cpp

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ea1ca207..27a71d1f 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,7 +18,7 @@ jobs:
       - name: Build
         run: |
           cmake .
-          make
+          make -j2
 
       - name: Package
         run: |
@@ -36,14 +36,24 @@ jobs:
       - uses: actions/checkout@v2
       - name: Install deps
         run: |
-          sudo apt-get install g++ cmake libxxf86vm-dev libgles2-mesa-dev libpng-dev libjpeg-dev zlib1g-dev -qyy
+          sudo apt-get install g++ cmake libxxf86vm-dev libgles2-mesa-dev libpng-dev libjpeg-dev zlib1g-dev xvfb -qyy
 
       - name: Build
         run: |
           sed '/#define _IRR_COMPILE_WITH_OGLES2_/ s|^//||g' -i include/IrrCompileConfig.h
           sed '/#define _IRR_COMPILE_WITH_OPENGL_/ s|^|//|g' -i include/IrrCompileConfig.h
-          cmake .
-          make
+          cmake . -DBUILD_EXAMPLES=1
+          make -j2
+
+      - name: Test (headless)
+        run: |
+          cd bin/Linux
+          ./AutomatedTest null
+
+      - name: Test (Xvfb)
+        run: |
+          cd bin/Linux
+          LIBGL_ALWAYS_SOFTWARE=true xvfb-run ./AutomatedTest
 
   win32:
     runs-on: ubuntu-18.04
diff --git a/examples/AutomatedTest/main.cpp b/examples/AutomatedTest/main.cpp
new file mode 100644
index 00000000..b155696c
--- /dev/null
+++ b/examples/AutomatedTest/main.cpp
@@ -0,0 +1,112 @@
+#include <irrlicht.h>
+#include "exampleHelper.h"
+
+using namespace irr;
+
+static video::E_DRIVER_TYPE chooseDriver(const char *arg_)
+{
+	if (core::stringc(arg_) == "null")
+		return video::EDT_NULL;
+
+	if (IrrlichtDevice::isDriverSupported(video::EDT_OGLES1))
+		return video::EDT_OGLES1;
+	if (IrrlichtDevice::isDriverSupported(video::EDT_OGLES2))
+		return video::EDT_OGLES2;
+	return video::EDT_OPENGL;
+}
+
+int main(int argc, char *argv[])
+{
+	SIrrlichtCreationParameters p;
+	p.DriverType = chooseDriver(argc > 1 ? argv[1] : "");
+	p.WindowSize = core::dimension2du(640, 480);
+	p.Vsync = true;
+	p.LoggingLevel = ELL_DEBUG;
+
+	IrrlichtDevice *device = createDeviceEx(p);
+	if (!device)
+		return 1;
+
+	device->setWindowCaption(L"Hello World!");
+	device->setResizable(true);
+
+	video::IVideoDriver* driver = device->getVideoDriver();
+	scene::ISceneManager* smgr = device->getSceneManager();
+	gui::IGUIEnvironment* guienv = device->getGUIEnvironment();
+
+	guienv->addStaticText(L"sample text", core::rect<s32>(10,10,110,22), false);
+
+	gui::IGUIButton* button = guienv->addButton(
+		core::rect<s32>(10,30,110,30 + 32), 0, -1, L"sample button",
+		L"sample tooltip");
+
+	gui::IGUIEditBox* editbox = guienv->addEditBox(L"",
+		core::rect<s32>(10,70,60,70 + 16));
+
+	const io::path mediaPath = getExampleMediaPath();
+
+	scene::IAnimatedMesh* mesh = smgr->getMesh(mediaPath + "sydney.md2");
+	if (!mesh)
+		return 1;
+	scene::IAnimatedMeshSceneNode* node = smgr->addAnimatedMeshSceneNode(mesh);
+	if (node)
+	{
+		node->setMaterialFlag(video::EMF_LIGHTING, false);
+		node->setMD2Animation(scene::EMAT_STAND);
+		node->setMaterialTexture(0, driver->getTexture(mediaPath + "sydney.bmp"));
+	}
+
+	smgr->addCameraSceneNode(0, core::vector3df(0,30,-40), core::vector3df(0,5,0));
+
+	s32 n = 0;
+	SEvent event;
+	device->getTimer()->start();
+
+	while (device->run())
+	{
+		if (device->getTimer()->getTime() >= 1300)
+		{
+			device->getTimer()->setTime(0);
+			++n;
+			if (n == 1) // Tooltip display
+			{
+				bzero(&event, sizeof(SEvent));
+				event.EventType = irr::EET_MOUSE_INPUT_EVENT;
+				event.MouseInput.Event = irr::EMIE_MOUSE_MOVED;
+				event.MouseInput.X = button->getAbsolutePosition().getCenter().X;
+				event.MouseInput.Y = button->getAbsolutePosition().getCenter().Y;
+				device->postEventFromUser(event);
+			}
+			else if (n == 2) // Text input focus
+				guienv->setFocus(editbox);
+			else if (n == 3) // Keypress for Text input
+			{
+				bzero(&event, sizeof(SEvent));
+				event.EventType = irr::EET_KEY_INPUT_EVENT;
+				event.KeyInput.Char = L'a';
+				event.KeyInput.Key = KEY_KEY_A;
+				event.KeyInput.PressedDown = true;
+				device->postEventFromUser(event);
+				event.KeyInput.PressedDown = false;
+				device->postEventFromUser(event);
+			}
+			else
+				device->closeDevice();
+		}
+
+		driver->beginScene(video::ECBF_COLOR | video::ECBF_DEPTH,
+			video::SColor(255,100,100,150));
+		smgr->drawAll();
+		guienv->drawAll();
+		driver->endScene();
+	}
+
+	if (core::stringw(L"a") != editbox->getText()) {
+		device->getLogger()->log("EditBox text mismatch", ELL_INFORMATION);
+		return 1;
+	}
+
+	device->getLogger()->log("Done.", ELL_INFORMATION);
+	device->drop();
+	return 0;
+}
diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index e35f38cf..aca268b4 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -32,6 +32,9 @@ set(IRREXAMPLES
 if(WIN32)
 	list(APPEND IRREXAMPLES 14.Win32Window)
 endif()
+if(UNIX)
+	list(APPEND IRREXAMPLES AutomatedTest)
+endif()
 
 foreach(exname IN ITEMS ${IRREXAMPLES})
 	file(GLOB sources "${CMAKE_CURRENT_SOURCE_DIR}/${exname}/*.cpp")