upstream/mercurial-mirror Files · tests/svn-safe-append.py

narrow: fix flaky behavior described in issue6150...

narrow: fix flaky behavior described in issue6150 This has been plaguing the CI for a good while, and it doesn't appear to have an easy fix proposed yet. The solution in this change is to always do an unambiguous (but expensive) lookup in case of comparison. This should always be correct, albeit suboptimal. Differential Revision: https://phab.mercurial-scm.org/D10034

Gregory Szorc - - Load All Authors

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             svn-safe-append.py
        
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      #!/usr/bin/env python3

      from __future__ import absolute_import

      __doc__ = """Same as `echo a >> b`, but ensures a changed mtime of b.

      Without this svn will not detect workspace changes."""

      import os

      import stat

      import sys

      if sys.version_info[0] >= 3:

          text = os.fsencode(sys.argv[1])

          fname = os.fsencode(sys.argv[2])

      else:

          text = sys.argv[1]

          fname = sys.argv[2]

      f = open(fname, "ab")

      try:

          before = os.fstat(f.fileno())[stat.ST_MTIME]

          f.write(text)

          f.write(b"\n")

      finally:

          f.close()

      inc = 1

      now = os.stat(fname)[stat.ST_MTIME]

      while now == before:

          t = now + inc

          inc += 1

          os.utime(fname, (t, t))

          now = os.stat(fname)[stat.ST_MTIME]

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				#!/usr/bin/env python3

				from __future__ import absolute_import

				__doc__ = """Same as `echo a >> b`, but ensures a changed mtime of b.
				Without this svn will not detect workspace changes."""

				import os
				import stat
				import sys

				if sys.version_info[0] >= 3:
				text = os.fsencode(sys.argv[1])
				fname = os.fsencode(sys.argv[2])
				else:
				text = sys.argv[1]
				fname = sys.argv[2]

				f = open(fname, "ab")
				try:
				before = os.fstat(f.fileno())[stat.ST_MTIME]
				f.write(text)
				f.write(b"\n")
				finally:
				f.close()
				inc = 1
				now = os.stat(fname)[stat.ST_MTIME]
				while now == before:
				t = now + inc
				inc += 1
				os.utime(fname, (t, t))
				now = os.stat(fname)[stat.ST_MTIME]