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src/subversion/subversion/tests/cmdline/svntest/wc.py  view on Meta::CPAN

def svn_uri_quote(url):
  # svn defines a different set of "safe" characters than Python does, so
  # we need to avoid escaping them. see subr/path.c:uri_char_validity[]
  return urllib.quote(url, "!$&'()*+,-./:=@_~")


# ------------

def open_wc_db(local_path):
  """Open the SQLite DB for the WC path LOCAL_PATH.
     Return (DB object, WC root path, WC relpath of LOCAL_PATH)."""
  dot_svn = svntest.main.get_admin_name()
  root_path = local_path
  relpath = ''

  while True:
    db_path = os.path.join(root_path, dot_svn, 'wc.db')
    try:
      db = svntest.sqlite3.connect(db_path)
      break
    except: pass
    head, tail = os.path.split(root_path)
    if head == root_path:
      raise svntest.Failure("No DB for " + local_path)
    root_path = head
    relpath = os.path.join(tail, relpath).replace(os.path.sep, '/').rstrip('/')

  return db, root_path, relpath

# ------------

def text_base_path(file_path):
  """Return the path to the text-base file for the versioned file
     FILE_PATH."""

  info = svntest.actions.run_and_parse_info(file_path)[0]

  checksum = info['Checksum']
  db, root_path, relpath = open_wc_db(file_path)

  # Calculate single DB location
  dot_svn = svntest.main.get_admin_name()
  fn = os.path.join(root_path, dot_svn, 'pristine', checksum[0:2], checksum)

  # For SVN_WC__VERSION < 29
  if os.path.isfile(fn):
    return fn

  # For SVN_WC__VERSION >= 29
  if os.path.isfile(fn + ".svn-base"):
    return fn + ".svn-base"

  raise svntest.Failure("No pristine text for " + relpath)

def sqlite_stmt(wc_root_path, stmt):
  """Execute STMT on the SQLite wc.db in WC_ROOT_PATH and return the
     results."""

  db = open_wc_db(wc_root_path)[0]
  c = db.cursor()
  c.execute(stmt)
  return c.fetchall()

# ------------
### probably toss these at some point. or major rework. or something.
### just bootstrapping some changes for now.
#

def item_to_node(path, item):
  tree = svntest.tree.build_generic_tree([item.as_node_tuple(path)])
  while tree.children:
    assert len(tree.children) == 1
    tree = tree.children[0]
  return tree

### yanked from tree.compare_trees()
def display_nodes(label, path, expected, actual):
  'Display two nodes, expected and actual.'
  expected = item_to_node(path, expected)
  actual = item_to_node(path, actual)

  o = StringIO()
  o.write("=============================================================\n")
  o.write("Expected '%s' and actual '%s' in %s tree are different!\n"
                % (expected.name, actual.name, label))
  o.write("=============================================================\n")
  o.write("EXPECTED NODE TO BE:\n")
  o.write("=============================================================\n")
  expected.pprint(o)
  o.write("=============================================================\n")
  o.write("ACTUAL NODE FOUND:\n")
  o.write("=============================================================\n")
  actual.pprint(o)

  logger.warn(o.getvalue())
  o.close()

### yanked from tree.py
def default_singleton_handler(description, path, item):
  node = item_to_node(path, item)
  logger.warn("Couldn't find node '%s' in %s tree" % (node.name, description))
  o = StringIO()
  node.pprint(o)
  logger.warn(o.getvalue())
  o.close()
  raise svntest.tree.SVNTreeUnequal