weaken pthread_getcpuclockid test (more bpo-31596) (#3904)

There just isn't much we can assert in a portable way.

Author: benjaminp

Lib/test/test_time.py

@@ -85,20 +85,13 @@ def test_clock_monotonic(self):
  'need time.pthread_getcpuclockid()')
  @unittest.skipUnless(hasattr(time, 'clock_gettime'),
  'need time.clock_gettime()')
- @unittest.skipUnless(hasattr(time, 'CLOCK_THREAD_CPUTIME_ID'),
- 'need time.CLOCK_THREAD_CPUTIME_ID')
  def test_pthread_getcpuclockid(self):
  clk_id = time.pthread_getcpuclockid(threading.get_ident())
  self.assertTrue(type(clk_id) is int)
  self.assertNotEqual(clk_id, time.CLOCK_THREAD_CPUTIME_ID)
- # This should suffice to show that both calls are measuring the same clock.
  t1 = time.clock_gettime(clk_id)
- t2 = time.clock_gettime(time.CLOCK_THREAD_CPUTIME_ID)
- t3 = time.clock_gettime(clk_id)
- t4 = time.clock_gettime(time.CLOCK_THREAD_CPUTIME_ID)
+ t2 = time.clock_gettime(clk_id)
  self.assertLessEqual(t1, t2)
- self.assertLessEqual(t2, t3)
- self.assertLessEqual(t3, t4)
 
  @unittest.skipUnless(hasattr(time, 'clock_getres'),
  'need time.clock_getres()')