/brz/remove-bazaar

# Copyright (C) 2007 Jelmer Vernooij <jelmer@samba.org>

# -*- encoding: 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

from bzrlib.inventory import (

    InventoryDirectory,

    InventoryFile,

    )

from bzrlib.revision import (

    Revision,

    )

from dulwich.objects import (

    Blob,

    Commit,

    Tree,

    parse_timezone,

    )

from bzrlib.plugins.git import tests

from bzrlib.plugins.git.errors import UnknownCommitExtra

from bzrlib.plugins.git.mapping import (

    BzrGitMappingv1,

    directory_to_tree,

    escape_file_id,

    unescape_file_id,

    )

class TestRevidConversionV1(tests.TestCase):

    def test_simple_git_to_bzr_revision_id(self):

        self.assertEqual("git-v1:"

                         "c6a4d8f1fa4ac650748e647c4b1b368f589a7356",

                         BzrGitMappingv1().revision_id_foreign_to_bzr(

                            "c6a4d8f1fa4ac650748e647c4b1b368f589a7356"))

    def test_simple_bzr_to_git_revision_id(self):

        self.assertEqual(("c6a4d8f1fa4ac650748e647c4b1b368f589a7356", 

                         BzrGitMappingv1()),

                         BzrGitMappingv1().revision_id_bzr_to_foreign(

                            "git-v1:"

                            "c6a4d8f1fa4ac650748e647c4b1b368f589a7356"))

    def test_is_control_file(self):

        mapping = BzrGitMappingv1()

        if mapping.roundtripping:

            self.assertTrue(mapping.is_control_file(".bzrdummy"))

            self.assertTrue(mapping.is_control_file(".bzrfileids"))

        self.assertFalse(mapping.is_control_file(".bzrfoo"))

    def test_generate_file_id(self):

        mapping = BzrGitMappingv1()

        self.assertIsInstance(mapping.generate_file_id("la"), str)

        self.assertIsInstance(mapping.generate_file_id(u"é"), str)

class FileidTests(tests.TestCase):

    def test_escape_space(self):

        self.assertEquals("bla_s", escape_file_id("bla "))

    def test_escape_control_l(self):

        self.assertEquals("bla_c", escape_file_id("bla\x0c"))

    def test_unescape_control_l(self):

        self.assertEquals("bla\x0c", unescape_file_id("bla_c"))

    def test_escape_underscore(self):

        self.assertEquals("bla__", escape_file_id("bla_"))

    def test_escape_underscore_space(self):

        self.assertEquals("bla___s", escape_file_id("bla_ "))

    def test_unescape_underscore(self):

        self.assertEquals("bla ", unescape_file_id("bla_s"))

    def test_unescape_underscore_space(self):

        self.assertEquals("bla _", unescape_file_id("bla_s__"))

class TestImportCommit(tests.TestCase):

    def test_commit(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer"

        c.commit_time = 4

        c.author_time = 5

        c.commit_timezone = 60 * 5

        c.author_timezone = 60 * 3

        c.author = "Author"

        mapping = BzrGitMappingv1()

        rev, roundtrip_revid, verifiers = mapping.import_commit(c,

            mapping.revision_id_foreign_to_bzr)

        self.assertEquals(None, roundtrip_revid)

        self.assertEquals({}, verifiers)

        self.assertEquals("Some message", rev.message)

        self.assertEquals("Committer", rev.committer)

        self.assertEquals("Author", rev.properties['author'])

        self.assertEquals(300, rev.timezone)

        self.assertEquals((), rev.parent_ids)

        self.assertEquals("5", rev.properties['author-timestamp'])

        self.assertEquals("180", rev.properties['author-timezone'])

        self.assertEquals("git-v1:" + c.id, rev.revision_id)

    def test_explicit_encoding(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer"

        c.commit_time = 4

        c.author_time = 5

        c.commit_timezone = 60 * 5

        c.author_timezone = 60 * 3

        c.author = u"Authér".encode("iso8859-1")

        c.encoding = "iso8859-1"

        mapping = BzrGitMappingv1()

        rev, roundtrip_revid, verifiers = mapping.import_commit(c,

            mapping.revision_id_foreign_to_bzr)

        self.assertEquals(None, roundtrip_revid)

        self.assertEquals({}, verifiers)

        self.assertEquals(u"Authér", rev.properties['author'])

        self.assertEquals("iso8859-1", rev.properties["git-explicit-encoding"])

        self.assertTrue("git-implicit-encoding" not in rev.properties)

    def test_implicit_encoding_fallback(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer"

        c.commit_time = 4

        c.author_time = 5

        c.commit_timezone = 60 * 5

        c.author_timezone = 60 * 3

        c.author = u"Authér".encode("latin1")

        mapping = BzrGitMappingv1()

        rev, roundtrip_revid, verifiers = mapping.import_commit(c,

            mapping.revision_id_foreign_to_bzr)

        self.assertEquals(None, roundtrip_revid)

        self.assertEquals({}, verifiers)

        self.assertEquals(u"Authér", rev.properties['author'])

        self.assertEquals("latin1", rev.properties["git-implicit-encoding"])

        self.assertTrue("git-explicit-encoding" not in rev.properties)

    def test_implicit_encoding_utf8(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer"

        c.commit_time = 4

        c.author_time = 5

        c.commit_timezone = 60 * 5

        c.author_timezone = 60 * 3

        c.author = u"Authér".encode("utf-8")

        mapping = BzrGitMappingv1()

        rev, roundtrip_revid, verifiers = mapping.import_commit(c,

            mapping.revision_id_foreign_to_bzr)

        self.assertEquals(None, roundtrip_revid)

        self.assertEquals({}, verifiers)

        self.assertEquals(u"Authér", rev.properties['author'])

        self.assertTrue("git-explicit-encoding" not in rev.properties)

        self.assertTrue("git-implicit-encoding" not in rev.properties)

    def test_unknown_extra(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer"

        c.commit_time = 4

        c.author_time = 5

        c.commit_timezone = 60 * 5

        c.author_timezone = 60 * 3

        c.author = "Author"

        c.extra.append(("iamextra", "foo"))

        mapping = BzrGitMappingv1()

        self.assertRaises(UnknownCommitExtra, mapping.import_commit, c,

            mapping.revision_id_foreign_to_bzr)

class RoundtripRevisionsFromBazaar(tests.TestCase):

    def setUp(self):

        super(RoundtripRevisionsFromBazaar, self).setUp()

        self.mapping = BzrGitMappingv1()

        self._parent_map = {}

        self._lookup_parent = self._parent_map.__getitem__

    def assertRoundtripRevision(self, orig_rev):

        commit = self.mapping.export_commit(orig_rev, "mysha",

            self._lookup_parent, True, "testamentsha")

        rev, roundtrip_revid, verifiers = self.mapping.import_commit(

            commit, self.mapping.revision_id_foreign_to_bzr)

        self.assertEquals(rev.revision_id,

            self.mapping.revision_id_foreign_to_bzr(commit.id))

        if self.mapping.roundtripping:

            self.assertEquals({"testament3-sha1": "testamentsha"} , verifiers)

            self.assertEquals(orig_rev.revision_id, roundtrip_revid)

            self.assertEquals(orig_rev.properties, rev.properties)

            self.assertEquals(orig_rev.committer, rev.committer)

            self.assertEquals(orig_rev.timestamp, rev.timestamp)

            self.assertEquals(orig_rev.timezone, rev.timezone)

            self.assertEquals(orig_rev.message, rev.message)

            self.assertEquals(list(orig_rev.parent_ids), list(rev.parent_ids))

        else:

            self.assertEquals({}, verifiers)

    def test_simple_commit(self):

        r = Revision(self.mapping.revision_id_foreign_to_bzr("edf99e6c56495c620f20d5dacff9859ff7119261"))

        r.message = "MyCommitMessage"

        r.parent_ids = []

        r.committer = "Jelmer Vernooij <jelmer@apache.org>"

        r.timestamp = 453543543

        r.timezone = 0

        r.properties = {}

        self.assertRoundtripRevision(r)

    def test_revision_id(self):

        r = Revision("myrevid")

        r.message = "MyCommitMessage"

        r.parent_ids = []

        r.committer = "Jelmer Vernooij <jelmer@apache.org>"

        r.timestamp = 453543543

        r.timezone = 0

        r.properties = {}

        self.assertRoundtripRevision(r)

    def test_ghost_parent(self):

        r = Revision("myrevid")

        r.message = "MyCommitMessage"

        r.parent_ids = ["iamaghost"]

        r.committer = "Jelmer Vernooij <jelmer@apache.org>"

        r.timestamp = 453543543

        r.timezone = 0

        r.properties = {}

        self.assertRoundtripRevision(r)

    def test_custom_property(self):

        r = Revision("myrevid")

        r.message = "MyCommitMessage"

        r.parent_ids = []

        r.properties = {"fool": "bar"}

        r.committer = "Jelmer Vernooij <jelmer@apache.org>"

        r.timestamp = 453543543

        r.timezone = 0

        self.assertRoundtripRevision(r)

class RoundtripRevisionsFromGit(tests.TestCase):

    def setUp(self):

        super(RoundtripRevisionsFromGit, self).setUp()

        self.mapping = BzrGitMappingv1()

    def assertRoundtripTree(self, tree):

        raise NotImplementedError(self.assertRoundtripTree)

    def assertRoundtripBlob(self, blob):

        raise NotImplementedError(self.assertRoundtripBlob)

    def assertRoundtripCommit(self, commit1):

        rev, roundtrip_revid, verifiers = self.mapping.import_commit(

            commit1, self.mapping.revision_id_foreign_to_bzr)

        commit2 = self.mapping.export_commit(rev, "12341212121212", None,

            True, None)

        self.assertEquals(commit1.committer, commit2.committer)

        self.assertEquals(commit1.commit_time, commit2.commit_time)

        self.assertEquals(commit1.commit_timezone, commit2.commit_timezone)

        self.assertEquals(commit1.author, commit2.author)

        self.assertEquals(commit1.author_time, commit2.author_time)

        self.assertEquals(commit1.author_timezone, commit2.author_timezone)

        self.assertEquals(commit1.message, commit2.message)

        self.assertEquals(commit1.encoding, commit2.encoding)

    def test_commit(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer <Committer>"

        c.commit_time = 4

        c.commit_timezone = -60 * 3

        c.author_time = 5

        c.author_timezone = 60 * 2

        c.author = "Author <author>"

        self.assertRoundtripCommit(c)

    def test_commit_double_negative_timezone(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer <Committer>"

        c.commit_time = 4

        (c.commit_timezone, c._commit_timezone_neg_utc) = parse_timezone("--700")

        c.author_time = 5

        c.author_timezone = 60 * 2

        c.author = "Author <author>"

        self.assertRoundtripCommit(c)

    def test_commit_zero_utc_timezone(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer <Committer>"

        c.commit_time = 4

        c.commit_timezone = 0

        c._commit_timezone_neg_utc = True

        c.author_time = 5

        c.author_timezone = 60 * 2

        c.author = "Author <author>"

        self.assertRoundtripCommit(c)

    def test_commit_encoding(self):

        c = Commit()

        c.tree = "cc9462f7f8263ef5adfbeff2fb936bb36b504cba"

        c.message = "Some message"

        c.committer = "Committer <Committer>"

        c.encoding = 'iso8859-1'

        c.commit_time = 4

        c.commit_timezone = -60 * 3

        c.author_time = 5

        c.author_timezone = 60 * 2

        c.author = "Author <author>"

        self.assertRoundtripCommit(c)

class DirectoryToTreeTests(tests.TestCase):

    def test_empty(self):

        t = directory_to_tree({}, None, {}, None, allow_empty=False)

        self.assertEquals(None, t)

    def test_empty_dir(self):

        child_ie = InventoryDirectory('bar', 'bar', 'bar')

        children = {'bar': child_ie}

        t = directory_to_tree(children, lambda x: None, {}, None,

                allow_empty=False)

        self.assertEquals(None, t)

    def test_empty_dir_dummy_files(self):

        child_ie = InventoryDirectory('bar', 'bar', 'bar')

        children = {'bar':child_ie}

        t = directory_to_tree(children, lambda x: None, {}, ".mydummy",

                allow_empty=False)

        self.assertTrue(".mydummy" in t)

    def test_empty_root(self):

        child_ie = InventoryDirectory('bar', 'bar', 'bar')

        children = {'bar': child_ie}

        t = directory_to_tree(children, lambda x: None, {}, None,

                allow_empty=True)

        self.assertEquals(Tree(), t)

    def test_with_file(self):

        child_ie = InventoryFile('bar', 'bar', 'bar')

        children = {"bar": child_ie}

        b = Blob.from_string("bla")

        t1 = directory_to_tree(children, lambda x: b.id, {}, None,

                allow_empty=False)

        t2 = Tree()

        t2.add("bar", 0100644, b.id)

        self.assertEquals(t1, t2)