cleanup: remove import of already imported module

tests/test-context.py

@@ -1,248 +1,246 b''
 import os
 import stat
 import sys
 from mercurial.node import hex
 from mercurial import (
     context,
     diffutil,
     encoding,
     hg,
     scmutil,
     ui as uimod,
 )
 
 print_ = print
 
 
 def print(*args, **kwargs):
     """print() wrapper that flushes stdout buffers to avoid py3 buffer issues
 
     We could also just write directly to sys.stdout.buffer the way the
     ui object will, but this was easier for porting the test.
     """
     print_(*args, **kwargs)
     sys.stdout.flush()
 
 
 def printb(data, end=b'\n'):
     out = getattr(sys.stdout, 'buffer', sys.stdout)
     out.write(data + end)
     out.flush()
 
 
 ui = uimod.ui.load()
 
 repo = hg.repository(ui, b'test1', create=1)
 os.chdir('test1')
 
 # create 'foo' with fixed time stamp
 f = open('foo', 'wb')
 f.write(b'foo\n')
 f.close()
 os.utime('foo', (1000, 1000))
 
 # add+commit 'foo'
 repo[None].add([b'foo'])
 repo.commit(text=b'commit1', date=b"0 0")
 
 d = repo[None][b'foo'].date()
 if os.name == 'nt':
     d = d[:2]
 print("workingfilectx.date = (%d, %d)" % d)
 
 # test memctx with non-ASCII commit message
 
 
 def filectxfn(repo, memctx, path):
     return context.memfilectx(repo, memctx, b"foo", b"")
 
 
 ctx = context.memctx(
     repo,
     [b'tip', None],
     encoding.tolocal(b"Gr\xc3\xbcezi!"),
     [b"foo"],
     filectxfn,
 )
 ctx.commit()
 for enc in "ASCII", "Latin-1", "UTF-8":
     encoding.encoding = enc
     printb(b"%-8s: %s" % (enc.encode('ascii'), repo[b"tip"].description()))
 
 # test performing a status
 
 
 def getfilectx(repo, memctx, f):
     fctx = memctx.p1()[f]
     data, flags = fctx.data(), fctx.flags()
     if f == b'foo':
         data += b'bar\n'
     return context.memfilectx(
         repo, memctx, f, data, b'l' in flags, b'x' in flags
     )
 
 
 ctxa = repo[0]
 ctxb = context.memctx(
     repo,
     [ctxa.node(), None],
     b"test diff",
     [b"foo"],
     getfilectx,
     ctxa.user(),
     ctxa.date(),
 )
 
 print(ctxb.status(ctxa))
 
 # test performing a diff on a memctx
 diffopts = diffutil.diffallopts(repo.ui, {b'git': True})
 for d in ctxb.diff(ctxa, opts=diffopts):
     printb(d, end=b'')
 
 # test safeness and correctness of "ctx.status()"
 print('= checking context.status():')
 
 # ancestor "wcctx ~ 2"
 actx2 = repo[b'.']
 
 repo.wwrite(b'bar-m', b'bar-m\n', b'')
 repo.wwrite(b'bar-r', b'bar-r\n', b'')
 repo[None].add([b'bar-m', b'bar-r'])
 repo.commit(text=b'add bar-m, bar-r', date=b"0 0")
 
 # ancestor "wcctx ~ 1"
 actx1 = repo[b'.']
 
 repo.wwrite(b'bar-m', b'bar-m bar-m\n', b'')
 repo.wwrite(b'bar-a', b'bar-a\n', b'')
 repo[None].add([b'bar-a'])
 repo[None].forget([b'bar-r'])
 
 # status at this point:
 #   M bar-m
 #   A bar-a
 #   R bar-r
 #   C foo
 
-from mercurial import scmutil
-
 print('== checking workingctx.status:')
 
 wctx = repo[None]
 print('wctx._status=%s' % (str(wctx._status)))
 
 print('=== with "pattern match":')
 print(
     actx1.status(other=wctx, match=scmutil.matchfiles(repo, [b'bar-m', b'foo']))
 )
 print('wctx._status=%s' % (str(wctx._status)))
 print(
     actx2.status(other=wctx, match=scmutil.matchfiles(repo, [b'bar-m', b'foo']))
 )
 print('wctx._status=%s' % (str(wctx._status)))
 
 print('=== with "always match" and "listclean=True":')
 print(actx1.status(other=wctx, listclean=True))
 print('wctx._status=%s' % (str(wctx._status)))
 print(actx2.status(other=wctx, listclean=True))
 print('wctx._status=%s' % (str(wctx._status)))
 
 print("== checking workingcommitctx.status:")
 
 wcctx = context.workingcommitctx(
     repo,
     scmutil.status([b'bar-m'], [b'bar-a'], [], [], [], [], []),
     text=b'',
     date=b'0 0',
 )
 print('wcctx._status=%s' % (str(wcctx._status)))
 
 print('=== with "always match":')
 print(actx1.status(other=wcctx))
 print('wcctx._status=%s' % (str(wcctx._status)))
 print(actx2.status(other=wcctx))
 print('wcctx._status=%s' % (str(wcctx._status)))
 
 print('=== with "always match" and "listclean=True":')
 print(actx1.status(other=wcctx, listclean=True))
 print('wcctx._status=%s' % (str(wcctx._status)))
 print(actx2.status(other=wcctx, listclean=True))
 print('wcctx._status=%s' % (str(wcctx._status)))
 
 print('=== with "pattern match":')
 print(
     actx1.status(
         other=wcctx, match=scmutil.matchfiles(repo, [b'bar-m', b'foo'])
     )
 )
 print('wcctx._status=%s' % (str(wcctx._status)))
 print(
     actx2.status(
         other=wcctx, match=scmutil.matchfiles(repo, [b'bar-m', b'foo'])
     )
 )
 print('wcctx._status=%s' % (str(wcctx._status)))
 
 print('=== with "pattern match" and "listclean=True":')
 print(
     actx1.status(
         other=wcctx,
         match=scmutil.matchfiles(repo, [b'bar-r', b'foo']),
         listclean=True,
     )
 )
 print('wcctx._status=%s' % (str(wcctx._status)))
 print(
     actx2.status(
         other=wcctx,
         match=scmutil.matchfiles(repo, [b'bar-r', b'foo']),
         listclean=True,
     )
 )
 print('wcctx._status=%s' % (str(wcctx._status)))
 
 os.chdir('..')
 
 # test manifestlog being changed
 print('== commit with manifestlog invalidated')
 
 repo = hg.repository(ui, b'test2', create=1)
 os.chdir('test2')
 
 # make some commits
 for i in [b'1', b'2', b'3']:
     with open(i, 'wb') as f:
         f.write(i)
     status = scmutil.status([], [i], [], [], [], [], [])
     ctx = context.workingcommitctx(
         repo, status, text=i, user=b'[e-mail]', date=(0, 0)
     )
     ctx.p1().manifest()  # side effect: cache manifestctx
     n = repo.commitctx(ctx)
     printb(b'commit %s: %s' % (i, hex(n)))
 
     # touch 00manifest.i mtime so storecache could expire.
     # repo.__dict__['manifestlog'] is deleted by transaction releasefn.
     st = repo.svfs.stat(b'00manifest.i')
     repo.svfs.utime(
         b'00manifest.i', (st[stat.ST_MTIME] + 1, st[stat.ST_MTIME] + 1)
     )
 
     # read the file just committed
     try:
         if repo[n][i].data() != i:
             print('data mismatch')
     except Exception as ex:
         print('cannot read data: %r' % ex)
 
 with repo.wlock(), repo.lock(), repo.transaction(b'test'):
     with open(b'4', 'wb') as f:
         f.write(b'4')
     repo.dirstate.set_tracked(b'4')
     repo.commit(b'4')
     revsbefore = len(repo.changelog)
     repo.invalidate(clearfilecache=True)
     revsafter = len(repo.changelog)
     if revsbefore != revsafter:
         print('changeset lost by repo.invalidate()')