Mercurial > hg
view tests/hghave @ 7007:a6b74fbb5ce0
fetch: added support for named branches
Previously, fetch didn't really work when there were multiple named branches
in the repository. Now it tries to do the right thing(tm) in all situations.
author | Sune Foldager <cryo@cyanite.org> |
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date | Mon, 08 Sep 2008 12:55:46 +0200 |
parents | ddfcefab8b97 |
children | 209ef5f3534c |
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#!/usr/bin/env python """Test the running system for features availability. Exit with zero if all features are there, non-zero otherwise. If a feature name is prefixed with "no-", the absence of feature is tested. """ import optparse import os import re import sys import tempfile tempprefix = 'hg-hghave-' def matchoutput(cmd, regexp, ignorestatus=False): """Return True if cmd executes successfully and its output is matched by the supplied regular expression. """ r = re.compile(regexp) fh = os.popen(cmd) s = fh.read() ret = fh.close() return (ignorestatus or ret is None) and r.search(s) def has_baz(): return matchoutput('baz --version 2>&1', r'baz Bazaar version') def has_cvs(): re = r'Concurrent Versions System.*?server' return matchoutput('cvs --version 2>&1', re) def has_cvsps(): return matchoutput('cvsps -h -q 2>&1', r'cvsps version', True) def has_darcs(): return matchoutput('darcs', r'darcs version', True) def has_mtn(): return matchoutput('mtn --version', r'monotone', True) and not matchoutput( 'mtn --version', r'monotone 0\.(\d|[12]\d|3[01])[^\d]', True) def has_eol_in_paths(): try: fd, path = tempfile.mkstemp(prefix=tempprefix, suffix='\n\r') os.close(fd) os.remove(path) return True except: return False def has_executablebit(): fd, path = tempfile.mkstemp(prefix=tempprefix) os.close(fd) try: s = os.lstat(path).st_mode os.chmod(path, s | 0100) return (os.lstat(path).st_mode & 0100 != 0) finally: os.remove(path) def has_icasefs(): # Stolen from mercurial.util fd, path = tempfile.mkstemp(prefix=tempprefix) os.close(fd) try: s1 = os.stat(path) d, b = os.path.split(path) p2 = os.path.join(d, b.upper()) if path == p2: p2 = os.path.join(d, b.lower()) try: s2 = os.stat(p2) return s2 == s1 except: return False finally: os.remove(path) def has_inotify(): try: import hgext.inotify.linux.watcher return True except ImportError: return False def has_fifo(): return hasattr(os, "mkfifo") def has_hotshot(): try: # hotshot.stats tests hotshot and many problematic dependencies # like profile. import hotshot.stats return True except ImportError: return False def has_lsprof(): try: import _lsprof return True except ImportError: return False def has_git(): return matchoutput('git --version 2>&1', r'^git version') def has_svn(): return matchoutput('svn --version 2>&1', r'^svn, version') and \ matchoutput('svnadmin --version 2>&1', r'^svnadmin, version') def has_svn_bindings(): try: import svn.core return True except ImportError: return False def has_symlink(): return hasattr(os, "symlink") def has_tla(): return matchoutput('tla --version 2>&1', r'The GNU Arch Revision') def has_unix_permissions(): d = tempfile.mkdtemp(prefix=tempprefix, dir=".") try: fname = os.path.join(d, 'foo') for umask in (077, 007, 022): os.umask(umask) f = open(fname, 'w') f.close() mode = os.stat(fname).st_mode os.unlink(fname) if mode & 0777 != ~umask & 0666: return False return True finally: os.rmdir(d) def has_pygments(): try: import pygments return True except ImportError: return False checks = { "baz": (has_baz, "GNU Arch baz client"), "cvs": (has_cvs, "cvs client/server"), "cvsps": (has_cvsps, "cvsps utility"), "darcs": (has_darcs, "darcs client"), "eol-in-paths": (has_eol_in_paths, "end-of-lines in paths"), "execbit": (has_executablebit, "executable bit"), "fifo": (has_fifo, "named pipes"), "git": (has_git, "git command line client"), "hotshot": (has_hotshot, "python hotshot module"), "icasefs": (has_icasefs, "case insensitive file system"), "inotify": (has_inotify, "inotify extension support"), "lsprof": (has_lsprof, "python lsprof module"), "mtn": (has_mtn, "monotone client (> 0.31)"), "pygments": (has_pygments, "Pygments source highlighting library"), "svn": (has_svn, "subversion client and admin tools"), "svn-bindings": (has_svn_bindings, "subversion python bindings"), "symlink": (has_symlink, "symbolic links"), "tla": (has_tla, "GNU Arch tla client"), "unix-permissions": (has_unix_permissions, "unix-style permissions"), } def list_features(): for name, feature in checks.iteritems(): desc = feature[1] print name + ':', desc parser = optparse.OptionParser("%prog [options] [features]") parser.add_option("--list-features", action="store_true", help="list available features") parser.add_option("-q", "--quiet", action="store_true", help="check features silently") if __name__ == '__main__': options, args = parser.parse_args() if options.list_features: list_features() sys.exit(0) quiet = options.quiet failures = 0 def error(msg): global failures if not quiet: sys.stderr.write(msg + '\n') failures += 1 for feature in args: negate = feature.startswith('no-') if negate: feature = feature[3:] if feature not in checks: error('skipped: unknown feature: ' + feature) continue check, desc = checks[feature] if not negate and not check(): error('skipped: missing feature: ' + desc) elif negate and check(): error('skipped: system supports %s' % desc) if failures != 0: sys.exit(1)