autotests: Don't be so paranoid about compositing type

In many cases it's irrelevant, what we care about is whether given effect
is loaded and performs its function. So remove these paranoid checks
except the tests where it's important to use OpenGL compositing.

autotests/integration/dont_crash_aurorae_destroy_deco.cpp

@@ -8,10 +8,7 @@
 */
 #include "kwin_wayland_test.h"
 
-#include "composite.h"
 #include "core/output.h"
-#include "core/renderbackend.h"
-#include "libkwineffects/kwineffects.h"
 #include "pointer_input.h"
 #include "wayland_server.h"
 #include "workspace.h"
@@ -66,8 +63,6 @@ void DontCrashAuroraeDestroyDecoTest::initTestCase()
     QCOMPARE(outputs[0]->geometry(), QRect(0, 0, 1280, 1024));
     QCOMPARE(outputs[1]->geometry(), QRect(1280, 0, 1280, 1024));
     setenv("QT_QPA_PLATFORM", "wayland", true);
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 }
 
 void DontCrashAuroraeDestroyDecoTest::init()

autotests/integration/dont_crash_empty_deco.cpp

@@ -8,10 +8,7 @@
 */
 #include "kwin_wayland_test.h"
 
-#include "composite.h"
 #include "core/output.h"
-#include "core/renderbackend.h"
-#include "libkwineffects/kwineffects.h"
 #include "pointer_input.h"
 #include "wayland_server.h"
 #include "workspace.h"
@@ -58,8 +55,6 @@ void DontCrashEmptyDecorationTest::initTestCase()
     QCOMPARE(outputs[0]->geometry(), QRect(0, 0, 1280, 1024));
     QCOMPARE(outputs[1]->geometry(), QRect(1280, 0, 1280, 1024));
     setenv("QT_QPA_PLATFORM", "wayland", true);
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 }
 
 void DontCrashEmptyDecorationTest::init()

autotests/integration/dont_crash_reinitialize_compositor.cpp

@@ -11,7 +11,6 @@
 
 #include "composite.h"
 #include "core/output.h"
-#include "core/renderbackend.h"
 #include "effectloader.h"
 #include "effects.h"
 #include "wayland_server.h"
@@ -72,8 +71,6 @@ void DontCrashReinitializeCompositorTest::initTestCase()
     QCOMPARE(outputs.count(), 2);
     QCOMPARE(outputs[0]->geometry(), QRect(0, 0, 1280, 1024));
     QCOMPARE(outputs[1]->geometry(), QRect(1280, 0, 1280, 1024));
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 }
 
 void DontCrashReinitializeCompositorTest::init()

autotests/integration/effects/desktop_switching_animation_test.cpp

@@ -9,8 +9,6 @@
 
 #include "kwin_wayland_test.h"
 
-#include "composite.h"
-#include "core/renderbackend.h"
 #include "effectloader.h"
 #include "effects.h"
 #include "virtualdesktops.h"
@@ -67,8 +65,6 @@ void DesktopSwitchingAnimationTest::initTestCase()
 
     kwinApp()->start();
     QVERIFY(applicationStartedSpy.wait());
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 }
 
 void DesktopSwitchingAnimationTest::init()

autotests/integration/effects/minimize_animation_test.cpp

@@ -9,8 +9,6 @@
 
 #include "kwin_wayland_test.h"
 
-#include "composite.h"
-#include "core/renderbackend.h"
 #include "effectloader.h"
 #include "effects.h"
 #include "wayland_server.h"
@@ -67,8 +65,6 @@ void MinimizeAnimationTest::initTestCase()
 
     kwinApp()->start();
     QVERIFY(applicationStartedSpy.wait());
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 }
 
 void MinimizeAnimationTest::init()

autotests/integration/effects/scripted_effects_test.cpp

@@ -9,9 +9,6 @@
 
 #include "kwin_wayland_test.h"
 
-#include "composite.h"
-#include "core/renderbackend.h"
-#include "cursor.h"
 #include "effectloader.h"
 #include "effects.h"
 #include "libkwineffects/anidata_p.h"
@@ -149,9 +146,6 @@ void ScriptedEffectsTest::initTestCase()
     qputenv("KWIN_EFFECTS_FORCE_ANIMATIONS", "1");
     kwinApp()->start();
     QVERIFY(applicationStartedSpy.wait());
-    QVERIFY(Compositor::self());
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 
     KWin::VirtualDesktopManager::self()->setCount(2);
 }

autotests/integration/effects/slidingpopups_test.cpp

@@ -6,9 +6,6 @@
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
-#include "composite.h"
-#include "core/renderbackend.h"
-#include "cursor.h"
 #include "effectloader.h"
 #include "effects.h"
 #include "kwin_wayland_test.h"
@@ -78,9 +75,6 @@ void SlidingPopupsTest::initTestCase()
     qputenv("KWIN_EFFECTS_FORCE_ANIMATIONS", "1");
     kwinApp()->start();
     QVERIFY(applicationStartedSpy.wait());
-    QVERIFY(Compositor::self());
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 }
 
 void SlidingPopupsTest::init()

autotests/integration/effects/toplevel_open_close_animation_test.cpp

@@ -9,8 +9,6 @@
 
 #include "kwin_wayland_test.h"
 
-#include "composite.h"
-#include "core/renderbackend.h"
 #include "effectloader.h"
 #include "effects.h"
 #include "wayland_server.h"
@@ -68,8 +66,6 @@ void ToplevelOpenCloseAnimationTest::initTestCase()
 
     kwinApp()->start();
     QVERIFY(applicationStartedSpy.wait());
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 }
 
 void ToplevelOpenCloseAnimationTest::init()

autotests/integration/effects/wobbly_shade_test.cpp

@@ -8,8 +8,6 @@
 */
 #include "kwin_wayland_test.h"
 
-#include "composite.h"
-#include "core/renderbackend.h"
 #include "cursor.h"
 #include "effectloader.h"
 #include "effects.h"
@@ -71,9 +69,6 @@ void WobblyWindowsShadeTest::initTestCase()
     qputenv("KWIN_EFFECTS_FORCE_ANIMATIONS", "1");
     kwinApp()->start();
     QVERIFY(applicationStartedSpy.wait());
-    QVERIFY(Compositor::self());
-
-    QCOMPARE(Compositor::self()->backend()->compositingType(), KWin::OpenGLCompositing);
 }
 
 void WobblyWindowsShadeTest::init()