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Fix tests in various architectures #41

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Fix tests in various architectures #41

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0452175
Fix tests for ppc64le
WhyNotHugo Aug 30, 2025
d5b9dae
Fix tests on aarch64
WhyNotHugo Aug 30, 2025
6ed9a98
Fix mixup in test
WhyNotHugo Aug 30, 2025
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25 changes: 18 additions & 7 deletions test_prctl.py
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Original file line number Diff line number Diff line change
Expand Up @@ -120,6 +120,11 @@ def test_endian(self):
prctl.set_endian(prctl.ENDIAN_LITTLE)
self.assertEqual(prctl.get_endian(), prctl.ENDIAN_LITTLE)
self.assertRaises(ValueError, prctl.set_endian, 999)
if self.arch == 'ppc64le':
# Switching to BIG_ENDIAN crashes due to memory corruption.
prctl.set_endian(prctl.ENDIAN_LITTLE)
self.assertEqual(prctl.get_endian(), prctl.ENDIAN_LITTLE)
self.assertRaises(ValueError, prctl.set_endian, 999)
else:
self.assertRaises(OSError, prctl.get_endian)
self.assertRaises(OSError, prctl.set_endian)
Expand All @@ -144,6 +149,12 @@ def test_fpexc(self):
prctl.set_fpexc(prctl.FP_EXC_SW_ENABLE)
self.assertEqual(prctl.get_fpexc() & prctl.PR_FP_EXC_SW_ENABLE, prctl.PR_FP_EXC_SW_ENABLE)
self.assertRaises(ValueError, prctl.set_fpexc, 999)
elif self.arch == 'ppc64le':
self.assertEqual(prctl.get_fpexc(), 0)
prctl.set_fpexc() # TODO: raises with any argument?
# TODO: should this really raise?
self.assertRaises(OSError, prctl.set_fpexc, prctl.FP_EXC_SW_ENABLE)
self.assertRaises(ValueError, prctl.set_fpexc, 999)
else:
self.assertRaises(OSError, prctl.get_fpexc)
self.assertRaises(OSError, prctl.set_fpexc)
Expand All @@ -159,8 +170,8 @@ def test_fp_mode(self):
self.assertEqual(prctl.get_fp_mode(), prctl.FP_MODE_FRE)
self.assertRaises(ValueError, prctl.set_fp_mode, 999)
else:
self.assertRaises(OSError, prctl.get_fpexc)
self.assertRaises(OSError, prctl.set_fpexc)
self.assertRaises(OSError, prctl.get_fp_mode)
self.assertRaises(ValueError, prctl.set_fp_mode)

@require('set_io_flusher')
def test_io_flusher(self):
Expand Down Expand Up @@ -233,8 +244,8 @@ def test_no_new_privs(self):

@require('pac_reset_keys')
def test_pac_reset_keys(self):
if self.arch == 'arm64':
# FIXME untested
if self.arch in ('arm64', 'aarch64'):
# FIXME untested on arm64
self.assertEqual(prctl.pac_reset_keys(prctl.PAC_APIAKEY), None)
self.assertRaises(ValueError, prctl.pac_reset_keys, 0xff)
else:
Expand Down Expand Up @@ -365,7 +376,7 @@ def test_timing(self):
@require('set_tsc')
def test_tsc(self):
"""Test manipulation of the timestamp counter flag"""
if re.match('i.86|x86_64', self.arch):
if re.match('i.86|x86_64', self.arch) or self.arch == 'aarch64':
prctl.set_tsc(prctl.TSC_SIGSEGV)
self.assertEqual(prctl.get_tsc(), prctl.TSC_SIGSEGV)
prctl.set_tsc(prctl.TSC_ENABLE)
Expand All @@ -377,8 +388,8 @@ def test_tsc(self):

def test_unalign(self):
"""Test manipulation of the unaligned access setting"""
if self.arch in ('ia64', 'parisc', 'powerpc', 'alpha'):
# FIXME untested
if self.arch in ('ia64', 'parisc', 'powerpc', 'alpha', 'ppc64le'):
# FIXME untested (tested only on ppc64le)
prctl.set_unalign(prctl.UNALIGN_NOPRINT)
self.assertEqual(prctl.get_unalign(), prctl.UNALIGN_NOPRINT)
prctl.set_unalign(prctl.UNALIGN_SIGBUS)
Expand Down