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'

with repo.wlock(), repo.lock(), repo.transaction(b'test-context'):

    with repo.dirstate.changing_files(repo):

        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'')

with repo.wlock(), repo.lock(), repo.transaction(b'test-context'):

    with repo.dirstate.changing_files(repo):

        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'')

with repo.wlock(), repo.lock(), repo.transaction(b'test-context'):

    with repo.dirstate.changing_files(repo):

        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

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'test@test.com', 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')

    with repo.dirstate.changing_files(repo):

        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()')