Windows 10: tst_QFont::italicOblique() fails for "Lucida Calligraphy,12,-1,5,50,0,0,0,0,0,Italic"

********* Start testing of tst_QFont *********
Config: Using QtTest library 5.9.2, Qt 5.9.2 (x86_64-little_endian-llp64 shared (dynamic) debug build; by MSVC 2017)
PASS   : tst_QFont::initTestCase()
PASS   : tst_QFont::getSetCheck()
PASS   : tst_QFont::exactMatch()
PASS   : tst_QFont::compare()
PASS   : tst_QFont::resolve()
PASS   : tst_QFont::resetFont()
PASS   : tst_QFont::isCopyOf()
QDEBUG : tst_QFont::italicOblique() QFont( "Lucida Calligraphy,12,-1,5,50,0,0,0,0,0,Italic" )
FAIL!  : tst_QFont::italicOblique() 'f.italic()' returned FALSE. ()
.\tst_qfont.cpp(149) : failure location