~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2005 by Canonical Ltd

# -*- coding: utf-8 -*-

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

"""Black-box tests for bzr.

These check that it behaves properly when it's invoked through the regular

command-line interface.

This always reinvokes bzr through a new Python interpreter, which is a

bit inefficient but arguably tests in a way more representative of how

it's normally invoked.

"""

from cStringIO import StringIO

import os

import sys

import os

from bzrlib.selftest import TestCaseInTempDir, BzrTestBase

from bzrlib.branch import Branch

class ExternalBase(TestCaseInTempDir):

    def runbzr(self, args, retcode=0, backtick=False):

        if isinstance(args, basestring):

            args = args.split()

        if backtick:

            return self.run_bzr_captured(args, retcode=retcode)[0]

        else:

            return self.run_bzr_captured(args, retcode=retcode)

class TestCommands(ExternalBase):

    def test_help_commands(self):

        self.runbzr('--help')

        self.runbzr('help')

        self.runbzr('help commands')

        self.runbzr('help help')

        self.runbzr('commit -h')

    def test_init_branch(self):

        self.runbzr(['init'])

    def test_whoami(self):

        # this should always identify something, if only "john@localhost"

        self.runbzr("whoami")

        self.runbzr("whoami --email")

        self.assertEquals(self.runbzr("whoami --email",

                                      backtick=True).count('@'), 1)

    def test_whoami_branch(self):

        """branch specific user identity works."""

        self.runbzr('init')

        f = file('.bzr/email', 'wt')

        f.write('Branch Identity <branch@identi.ty>')

        f.close()

        bzr_email = os.environ.get('BZREMAIL')

        if bzr_email is not None:

            del os.environ['BZREMAIL']

        whoami = self.runbzr("whoami",backtick=True)

        whoami_email = self.runbzr("whoami --email",backtick=True)

        self.assertTrue(whoami.startswith('Branch Identity <branch@identi.ty>'))

        self.assertTrue(whoami_email.startswith('branch@identi.ty'))

        # Verify that the environment variable overrides the value 

        # in the file

        os.environ['BZREMAIL'] = 'Different ID <other@environ.ment>'

        whoami = self.runbzr("whoami",backtick=True)

        whoami_email = self.runbzr("whoami --email",backtick=True)

        self.assertTrue(whoami.startswith('Different ID <other@environ.ment>'))

        self.assertTrue(whoami_email.startswith('other@environ.ment'))

        if bzr_email is not None:

            os.environ['BZREMAIL'] = bzr_email

    def test_invalid_commands(self):

        self.runbzr("pants", retcode=1)

        self.runbzr("--pants off", retcode=1)

        self.runbzr("diff --message foo", retcode=1)

    def test_empty_commit(self):

        self.runbzr("init")

        self.build_tree(['hello.txt'])

        self.runbzr("commit -m empty", retcode=1)

        self.runbzr("add hello.txt")

        self.runbzr("commit -m added")

    def test_ignore_patterns(self):

        from bzrlib.branch import Branch

        b = Branch.initialize('.')

        self.assertEquals(list(b.unknowns()), [])

        file('foo.tmp', 'wt').write('tmp files are ignored')

        self.assertEquals(list(b.unknowns()), [])

        assert self.capture('unknowns') == ''

        file('foo.c', 'wt').write('int main() {}')

        self.assertEquals(list(b.unknowns()), ['foo.c'])

        assert self.capture('unknowns') == 'foo.c\n'

        self.runbzr(['add', 'foo.c'])

        assert self.capture('unknowns') == ''

        # 'ignore' works when creating the .bzignore file

        file('foo.blah', 'wt').write('blah')

        self.assertEquals(list(b.unknowns()), ['foo.blah'])

        self.runbzr('ignore *.blah')

        self.assertEquals(list(b.unknowns()), [])

        assert file('.bzrignore', 'rU').read() == '*.blah\n'

        # 'ignore' works when then .bzrignore file already exists

        file('garh', 'wt').write('garh')

        self.assertEquals(list(b.unknowns()), ['garh'])

        assert self.capture('unknowns') == 'garh\n'

        self.runbzr('ignore garh')

        self.assertEquals(list(b.unknowns()), [])

        assert file('.bzrignore', 'rU').read() == '*.blah\ngarh\n'

    def test_revert(self):

        self.runbzr('init')

        file('hello', 'wt').write('foo')

        self.runbzr('add hello')

        self.runbzr('commit -m setup hello')

        file('goodbye', 'wt').write('baz')

        self.runbzr('add goodbye')

        self.runbzr('commit -m setup goodbye')

        file('hello', 'wt').write('bar')

        file('goodbye', 'wt').write('qux')

        self.runbzr('revert hello')

        self.check_file_contents('hello', 'foo')

        self.check_file_contents('goodbye', 'qux')

        self.runbzr('revert')

        self.check_file_contents('goodbye', 'baz')

        os.mkdir('revertdir')

        self.runbzr('add revertdir')

        self.runbzr('commit -m f')

        os.rmdir('revertdir')

        self.runbzr('revert')

        file('hello', 'wt').write('xyz')

        self.runbzr('commit -m xyz hello')

        self.runbzr('revert -r 1 hello')

        self.check_file_contents('hello', 'foo')

        self.runbzr('revert hello')

        self.check_file_contents('hello', 'xyz')

        os.chdir('revertdir')

        self.runbzr('revert')

        os.chdir('..')

    def test_mv_modes(self):

        """Test two modes of operation for mv"""

        from bzrlib.branch import Branch

        b = Branch.initialize('.')

        self.build_tree(['a', 'c', 'subdir/'])

        self.run_bzr_captured(['add', self.test_dir])

        self.run_bzr_captured(['mv', 'a', 'b'])

        self.run_bzr_captured(['mv', 'b', 'subdir'])

        self.run_bzr_captured(['mv', 'subdir/b', 'a'])

        self.run_bzr_captured(['mv', 'a', 'c', 'subdir'])

        self.run_bzr_captured(['mv', 'subdir/a', 'subdir/newa'])

    def test_main_version(self):

        """Check output from version command and master option is reasonable"""

        # output is intentionally passed through to stdout so that we

        # can see the version being tested

        output = self.runbzr('version', backtick=1)

        self.log('bzr version output:')

        self.log(output)

        self.assert_(output.startswith('bzr (bazaar-ng) '))

        self.assertNotEqual(output.index('Canonical'), -1)

        # make sure --version is consistent

        tmp_output = self.runbzr('--version', backtick=1)

        self.log('bzr --version output:')

        self.log(tmp_output)

        self.assertEquals(output, tmp_output)

    def example_branch(test):

        test.runbzr('init')

        file('hello', 'wt').write('foo')

        test.runbzr('add hello')

        test.runbzr('commit -m setup hello')

        file('goodbye', 'wt').write('baz')

        test.runbzr('add goodbye')

        test.runbzr('commit -m setup goodbye')

    def test_diff(self):

        self.example_branch()

        file('hello', 'wt').write('hello world!')

        self.runbzr('commit -m fixing hello')

        output = self.runbzr('diff -r 2..3', backtick=1)

        self.assert_('\n+hello world!' in output)

        output = self.runbzr('diff -r last:3..last:1', backtick=1)

        self.assert_('\n+baz' in output)

    def test_branch(self):

        """Branch from one branch to another."""

        os.mkdir('a')

        os.chdir('a')

        self.example_branch()

        os.chdir('..')

        self.runbzr('branch a b')

        self.runbzr('branch a c -r 1')

    def test_merge(self):

        from bzrlib.branch import Branch

        os.mkdir('a')

        os.chdir('a')

        self.example_branch()

        os.chdir('..')

        self.runbzr('branch a b')

        os.chdir('b')

        file('goodbye', 'wt').write('quux')

        self.runbzr(['commit',  '-m',  "more u's are always good"])

        os.chdir('../a')

        file('hello', 'wt').write('quuux')

        # We can't merge when there are in-tree changes

        self.runbzr('merge ../b', retcode=1)

        self.runbzr(['commit', '-m', "Like an epidemic of u's"])

        self.runbzr('merge ../b')

        self.check_file_contents('goodbye', 'quux')

        # Merging a branch pulls its revision into the tree

        a = Branch.open('.')

        b = Branch.open('../b')

        a.get_revision_xml(b.last_patch())

        self.log('pending merges: %s', a.pending_merges())

        #        assert a.pending_merges() == [b.last_patch()], "Assertion %s %s" \

        #        % (a.pending_merges(), b.last_patch())

    def test_pull(self):

        """Pull changes from one branch to another."""

        os.mkdir('a')

        os.chdir('a')

        self.example_branch()

        self.runbzr('pull', retcode=1)

        self.runbzr('missing', retcode=1)

        self.runbzr('missing .')

        self.runbzr('missing')

        self.runbzr('pull')

        self.runbzr('pull /', retcode=1)

        self.runbzr('pull')

        os.chdir('..')

        self.runbzr('branch a b')

        os.chdir('b')

        self.runbzr('pull')

        os.mkdir('subdir')

        self.runbzr('add subdir')

        self.runbzr('commit -m blah --unchanged')

        os.chdir('../a')

        a = Branch.open('.')

        b = Branch.open('../b')

        assert a.revision_history() == b.revision_history()[:-1]

        self.runbzr('pull ../b')

        assert a.revision_history() == b.revision_history()

        self.runbzr('commit -m blah2 --unchanged')

        os.chdir('../b')

        self.runbzr('commit -m blah3 --unchanged')

        self.runbzr('pull ../a', retcode=1)

        os.chdir('../a')

        self.runbzr('merge ../b')

        self.runbzr('commit -m blah4 --unchanged')

        os.chdir('../b/subdir')

        self.runbzr('pull ../../a')

        assert a.revision_history()[-1] == b.revision_history()[-1]

    def test_add_reports(self):

        """add command prints the names of added files."""

        b = Branch.initialize('.')

        self.build_tree(['top.txt', 'dir/', 'dir/sub.txt'])

        out = self.run_bzr_captured(['add'], retcode = 0)[0]

        # the ordering is not defined at the moment

        results = sorted(out.rstrip('\n').split('\n'))

        self.assertEquals(['added dir',

                           'added dir'+os.sep+'sub.txt',

                           'added top.txt',],

                          results)

    def test_unknown_command(self):

        """Handling of unknown command."""

        out, err = self.run_bzr_captured(['fluffy-badger'],

                                         retcode=1)

        self.assertEquals(out, '')

        err.index('unknown command')

def has_symlinks():

    if hasattr(os, 'symlink'):

        return True

    else:

        return False

def listdir_sorted(dir):

    L = os.listdir(dir)

    L.sort()

    return L

class OldTests(ExternalBase):

    """old tests moved from ./testbzr."""

    def test_bzr(self):

        from os import chdir, mkdir

        from os.path import exists

        runbzr = self.runbzr

        capture = self.capture

        progress = self.log

        progress("basic branch creation")

        mkdir('branch1')

        chdir('branch1')

        runbzr('init')

        self.assertEquals(capture('root').rstrip(),

                          os.path.join(self.test_dir, 'branch1'))

        progress("status of new file")

        f = file('test.txt', 'wt')

        f.write('hello world!\n')

        f.close()

        self.assertEquals(capture('unknowns'), 'test.txt\n')

        out = capture("status")

        assert out == 'unknown:\n  test.txt\n'

        out = capture("status --all")

        assert out == "unknown:\n  test.txt\n"

        out = capture("status test.txt --all")

        assert out == "unknown:\n  test.txt\n"

        f = file('test2.txt', 'wt')

        f.write('goodbye cruel world...\n')

        f.close()

        out = capture("status test.txt")

        assert out == "unknown:\n  test.txt\n"

        out = capture("status")

        assert out == ("unknown:\n"

                       "  test.txt\n"

                       "  test2.txt\n")

        os.unlink('test2.txt')

        progress("command aliases")

        out = capture("st --all")

        assert out == ("unknown:\n"

                       "  test.txt\n")

        out = capture("stat")

        assert out == ("unknown:\n"

                       "  test.txt\n")

        progress("command help")

        runbzr("help st")

        runbzr("help")

        runbzr("help commands")

        runbzr("help slartibartfast", 1)

        out = capture("help ci")

        out.index('aliases: ')

        progress("can't rename unversioned file")

        runbzr("rename test.txt new-test.txt", 1)

        progress("adding a file")

        runbzr("add test.txt")

        assert capture("unknowns") == ''

        assert capture("status --all") == ("added:\n"

                                                "  test.txt\n")

        progress("rename newly-added file")

        runbzr("rename test.txt hello.txt")

        assert os.path.exists("hello.txt")

        assert not os.path.exists("test.txt")

        assert capture("revno") == '0\n'

        progress("add first revision")

        runbzr(['commit', '-m', 'add first revision'])

        progress("more complex renames")

        os.mkdir("sub1")

        runbzr("rename hello.txt sub1", 1)

        runbzr("rename hello.txt sub1/hello.txt", 1)

        runbzr("move hello.txt sub1", 1)

        runbzr("add sub1")

        runbzr("rename sub1 sub2")

        runbzr("move hello.txt sub2")

        assert capture("relpath sub2/hello.txt") == os.path.join("sub2", "hello.txt\n")

        assert exists("sub2")

        assert exists("sub2/hello.txt")

        assert not exists("sub1")

        assert not exists("hello.txt")

        runbzr(['commit', '-m', 'commit with some things moved to subdirs'])

        mkdir("sub1")

        runbzr('add sub1')

        runbzr('move sub2/hello.txt sub1')

        assert not exists('sub2/hello.txt')

        assert exists('sub1/hello.txt')

        runbzr('move sub2 sub1')

        assert not exists('sub2')

        assert exists('sub1/sub2')

        runbzr(['commit', '-m', 'rename nested subdirectories'])

        chdir('sub1/sub2')

        self.assertEquals(capture('root')[:-1],

                          os.path.join(self.test_dir, 'branch1'))

        runbzr('move ../hello.txt .')

        assert exists('./hello.txt')

        self.assertEquals(capture('relpath hello.txt'),

                          os.path.join('sub1', 'sub2', 'hello.txt') + '\n')

        assert capture('relpath ../../sub1/sub2/hello.txt') == os.path.join('sub1', 'sub2', 'hello.txt\n')

        runbzr(['commit', '-m', 'move to parent directory'])

        chdir('..')

        assert capture('relpath sub2/hello.txt') == os.path.join('sub1', 'sub2', 'hello.txt\n')

        runbzr('move sub2/hello.txt .')

        assert exists('hello.txt')

        f = file('hello.txt', 'wt')

        f.write('some nice new content\n')

        f.close()

        f = file('msg.tmp', 'wt')

        f.write('this is my new commit\n')

        f.close()

        runbzr('commit -F msg.tmp')

        assert capture('revno') == '5\n'

        runbzr('export -r 5 export-5.tmp')

        runbzr('export export.tmp')

        runbzr('log')

        runbzr('log -v')

        runbzr('log -v --forward')

        runbzr('log -m', retcode=1)

        log_out = capture('log -m commit')

        assert "this is my new commit" in log_out

        assert "rename nested" not in log_out

        assert 'revision-id' not in log_out

        assert 'revision-id' in capture('log --show-ids -m commit')

        progress("file with spaces in name")

        mkdir('sub directory')

        file('sub directory/file with spaces ', 'wt').write('see how this works\n')

        runbzr('add .')

        runbzr('diff')

        runbzr('commit -m add-spaces')

        runbzr('check')

        runbzr('log')

        runbzr('log --forward')

        runbzr('info')

        if has_symlinks():

            progress("symlinks")

            mkdir('symlinks')

            chdir('symlinks')

            runbzr('init')

            os.symlink("NOWHERE1", "link1")

            runbzr('add link1')

            assert self.capture('unknowns') == ''

            runbzr(['commit', '-m', '1: added symlink link1'])

            mkdir('d1')

            runbzr('add d1')

            assert self.capture('unknowns') == ''

            os.symlink("NOWHERE2", "d1/link2")

            assert self.capture('unknowns') == 'd1/link2\n'

            # is d1/link2 found when adding d1

            runbzr('add d1')

            assert self.capture('unknowns') == ''

            os.symlink("NOWHERE3", "d1/link3")

            assert self.capture('unknowns') == 'd1/link3\n'

            runbzr(['commit', '-m', '2: added dir, symlink'])

            runbzr('rename d1 d2')

            runbzr('move d2/link2 .')

            runbzr('move link1 d2')

            assert os.readlink("./link2") == "NOWHERE2"

            assert os.readlink("d2/link1") == "NOWHERE1"

            runbzr('add d2/link3')

            runbzr('diff')

            runbzr(['commit', '-m', '3: rename of dir, move symlinks, add link3'])

            os.unlink("link2")

            os.symlink("TARGET 2", "link2")

            os.unlink("d2/link1")

            os.symlink("TARGET 1", "d2/link1")

            runbzr('diff')

            assert self.capture("relpath d2/link1") == "d2/link1\n"

            runbzr(['commit', '-m', '4: retarget of two links'])

            runbzr('remove d2/link1')

            assert self.capture('unknowns') == 'd2/link1\n'

            runbzr(['commit', '--unchanged', '-m', '5: remove d2/link1'])

            print ("commit --uchanged is needed to delete a file with no other"

                   " changes. this is a bug.")

            os.mkdir("d1")

            runbzr('add d1')

            runbzr('rename d2/link3 d1/link3new')

            assert self.capture('unknowns') == 'd2/link1\n'

            runbzr(['commit', '-m', '6: remove d2/link1, move/rename link3'])

            runbzr(['check'])

            runbzr(['export', '-r', '1', 'exp1.tmp'])

            chdir("exp1.tmp")

            assert listdir_sorted(".") == [ "link1" ]

            assert os.readlink("link1") == "NOWHERE1"

            chdir("..")

            runbzr(['export', '-r', '2', 'exp2.tmp'])

            chdir("exp2.tmp")

            assert listdir_sorted(".") == [ "d1", "link1" ]

            chdir("..")

            runbzr(['export', '-r', '3', 'exp3.tmp'])

            chdir("exp3.tmp")

            assert listdir_sorted(".") == [ "d2", "link2" ]

            assert listdir_sorted("d2") == [ "link1", "link3" ]

            assert os.readlink("d2/link1") == "NOWHERE1"

            assert os.readlink("link2")    == "NOWHERE2"

            chdir("..")

            runbzr(['export', '-r', '4', 'exp4.tmp'])

            chdir("exp4.tmp")

            assert listdir_sorted(".") == [ "d2", "link2" ]

            assert os.readlink("d2/link1") == "TARGET 1"

            assert os.readlink("link2")    == "TARGET 2"

            assert listdir_sorted("d2") == [ "link1", "link3" ]

            chdir("..")

            runbzr(['export', '-r', '5', 'exp5.tmp'])

            chdir("exp5.tmp")

            assert listdir_sorted(".") == [ "d2", "link2" ]

            assert os.path.islink("link2")

            assert listdir_sorted("d2")== [ "link3" ]

            chdir("..")

            runbzr(['export', '-r', '6', 'exp6.tmp'])

            chdir("exp6.tmp")

            assert listdir_sorted(".") == [ "d1", "d2", "link2" ]

            assert listdir_sorted("d1") == [ "link3new" ]

            assert listdir_sorted("d2") == []

            assert os.readlink("d1/link3new") == "NOWHERE3"

            chdir("..")

        else:

            progress("skipping symlink tests")