tst_sanity cannot find test data on webOS

root@qemux86-64:/usr/lib/qtdeclarative/ptest/tests/auto/quickcontrols2/sanity# ./tst_sanity
Use default devicePixelRatio 1
Library qttestability load failed: "Cannot load library qttestability: (qttestability: cannot open shared object file: No such file or directory)"
Start testing of tst_Sanity *********
Config: Using QtTest library 6.3.0, Qt 6.3.0 (x86_64-little_endian-lp64 shared (dynamic) release build; by GCC 9.3.0), webos 2.15.0.g
PASS : tst_Sanity::initTestCase()
PASS : tst_Sanity::jsFiles()
QFATAL : tst_Sanity::qmllint() ASSERT failure in QTest::fetchData(): "Test data requested, but no testdata available.", file /usr/src/debug/qtbase/6.3.0-r0/git/src/testlib/qtestcase.cpp, line 1238
FAIL! : tst_Sanity::qmllint() Received a fatal error.
Loc: [/usr/src/debug/qtbase/6.3.0-r0/git/src/testlib/qtestcase.cpp(1238)]
Totals: 2 passed, 1 failed, 0 skipped, 0 blacklisted, 5ms
Finished testing of tst_Sanity *********
Aborted (core dumped)