Tests: Add NEEDS_GUI flag to add platform argument

Tests that create a QApplication need to be started with
"-platform minimal" so that they won't fail on build servers
without Display.

This also keeps them from distracting you if you run them while working.

Change-Id: I05df258b2204a3abd3cdea446d6a52f3e57a4a62
Reviewed-by: David Schulz <david.schulz@qt.io>

cmake/QtCreatorAPI.cmake

@@ -811,7 +811,7 @@ function(extend_qtc_executable name)
 endfunction()
 
 function(add_qtc_test name)
-  cmake_parse_arguments(_arg "GTEST;MANUALTEST;EXCLUDE_FROM_PRECHECK" "TIMEOUT"
+  cmake_parse_arguments(_arg "GTEST;MANUALTEST;EXCLUDE_FROM_PRECHECK;NEEDS_GUI" "TIMEOUT"
       "DEFINES;DEPENDS;INCLUDES;SOURCES;EXPLICIT_MOC;SKIP_AUTOMOC;SKIP_PCH;CONDITION;PROPERTIES" ${ARGN})
 
   if (${_arg_UNPARSED_ARGUMENTS})
@@ -878,8 +878,12 @@ function(add_qtc_test name)
     enable_pch(${name})
   endif()
 
+  if (_arg_NEEDS_GUI)
+    set(EXTRA_ARGUMENTS "-platform" "minimal")
+  endif()
+
   if (NOT _arg_GTEST AND NOT _arg_MANUALTEST)
-    add_test(NAME ${name} COMMAND ${name})
+    add_test(NAME ${name} COMMAND ${name} ${EXTRA_ARGUMENTS})
     if (_arg_EXCLUDE_FROM_PRECHECK)
       set_tests_properties(${name} PROPERTIES LABELS exclude_from_precheck)
     endif()

tests/auto/qml/qmldesigner/coretests/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_test(tst_qml_testcore
+  NEEDS_GUI
   EXCLUDE_FROM_PRECHECK
   CONDITION TARGET QmlProjectManager
   DEPENDS

tests/auto/texteditor/highlighter/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_test(tst_highlighter
+  NEEDS_GUI
   DEPENDS TextEditor Utils Qt::Widgets
   SOURCES tst_highlighter.cpp
 )

tests/auto/tracing/flamegraphview/CMakeLists.txt

@@ -4,6 +4,7 @@ set(TSTFLAMEGRAPHVIEW_CPP_SOURCES
 )
 
 add_qtc_test(tst_tracing_flamegraphview
+  NEEDS_GUI
   EXCLUDE_FROM_PRECHECK
   DEPENDS Tracing Qt::QuickWidgets Qt::Quick Utils
 )

tests/auto/tracing/timelineitemsrenderpass/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_test(tst_tracing_timelineitemsrenderpass
+  NEEDS_GUI
   DEPENDS Tracing Qt::Quick
   SOURCES tst_timelineitemsrenderpass.cpp
 )

tests/auto/tracing/timelinenotesrenderpass/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_test(tst_tracing_timelinenotesrenderpass
+  NEEDS_GUI
   DEPENDS Tracing Qt::Quick
   SOURCES tst_timelinenotesrenderpass.cpp
 )

tests/auto/tracing/timelineselectionrenderpass/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_test(tst_tracing_timelineselectionrenderpass
+  NEEDS_GUI
   DEPENDS Tracing Qt::Quick
   SOURCES tst_timelineselectionrenderpass.cpp
 )

tests/auto/treeviewfind/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_test(tst_treeviewfind
+  NEEDS_GUI
   DEPENDS Core
   SOURCES tst_treeviewfind.cpp
 )

tests/auto/utils/multicursor/CMakeLists.txt

@@ -1,4 +1,5 @@
 add_qtc_test(tst_utils_multicursor
+  NEEDS_GUI
   DEPENDS Utils
   SOURCES tst_multicursor.cpp
 )