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bzrlib/tests/test_status.py
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"""
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from bzrlib.selftest import InTempDir
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class BranchStatus(InTempDir):
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    def runTest(self): 
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        """Basic 'bzr mkdir' operation"""
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        from cStringIO import StringIO
 
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from cStringIO import StringIO
 
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from os import mkdir
 
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from tempfile import TemporaryFile
 
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import codecs
 
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from bzrlib.tests import TestCaseInTempDir
 
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from bzrlib.revisionspec import RevisionSpec
 
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from bzrlib.merge import merge
 
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from bzrlib.status import show_status
 
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from bzrlib.branch import Branch
 
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from bzrlib.clone import copy_branch
 
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class BranchStatus(TestCaseInTempDir):
 
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    def test_branch_status(self): 
 
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        """Test basic branch status"""
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        from bzrlib.status import show_status
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        from bzrlib.branch import Branch
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        b = Branch('.', init=True)
 
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        b = Branch.initialize(u'.')
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        # status with nothing
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        tof = StringIO()
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        tof = StringIO()
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        self.build_tree(['hello.c', 'bye.c'])
 
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        b.working_tree().add_pending_merge('pending@pending-0-0')
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        show_status(b, to_file=tof)
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        tof.seek(0)
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        self.assertEquals(tof.readlines(),
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                          ['unknown:\n',
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                           '  bye.c\n',
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                           '  hello.c\n',
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                           ])
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                           'pending merges:\n',
 
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                           '  pending@pending-0-0\n'
 
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                           ])
 
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    def test_branch_status_revisions(self):
 
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        """Tests branch status with revisions"""
 
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        b = Branch.initialize(u'.')
 
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        tof = StringIO()
 
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        self.build_tree(['hello.c', 'bye.c'])
 
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        b.working_tree().add('hello.c')
 
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        b.working_tree().add('bye.c')
 
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        b.working_tree().commit('Test message')
 
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        tof = StringIO()
 
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        revs =[]
 
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        revs.append(RevisionSpec(0))
 
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        show_status(b, to_file=tof, revision=revs)
 
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        tof.seek(0)
 
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        self.assertEquals(tof.readlines(),
 
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                          ['added:\n',
 
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                           '  bye.c\n',
 
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                           '  hello.c\n'])
 
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        self.build_tree(['more.c'])
 
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        b.working_tree().add('more.c')
 
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        b.working_tree().commit('Another test message')
 
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        tof = StringIO()
 
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        revs.append(RevisionSpec(1))
 
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        show_status(b, to_file=tof, revision=revs)
 
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        tof.seek(0)
 
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        self.assertEquals(tof.readlines(),
 
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                          ['added:\n',
 
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                           '  bye.c\n',
 
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                           '  hello.c\n'])
 
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    def status_string(self, branch):
 
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        # use a real file rather than StringIO because it doesn't handle
 
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        # Unicode very well.
 
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        tof = codecs.getwriter('utf-8')(TemporaryFile())
 
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        show_status(branch, to_file=tof)
 
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        tof.seek(0)
 
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        return tof.read().decode('utf-8')
 
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    def test_pending(self):
 
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        """Pending merges display works, including Unicode"""
 
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        mkdir("./branch")
 
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        b = Branch.initialize('./branch')
 
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        b.working_tree().commit("Empty commit 1")
 
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        b_2 = copy_branch(b, './copy')
 
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        b.working_tree().commit(u"\N{TIBETAN DIGIT TWO} Empty commit 2")
 
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        merge(["./branch", -1], [None, None], this_dir = './copy')
 
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        message = self.status_string(b_2)
 
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        self.assert_(message.startswith("pending merges:\n"))
 
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        self.assert_(message.endswith("Empty commit 2\n")) 
 
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        b_2.working_tree().commit("merged")
 
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        # must be long to make sure we see elipsis at the end
 
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        b.working_tree().commit("Empty commit 3 " + 
 
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                                "blah blah blah blah " * 10)
 
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        merge(["./branch", -1], [None, None], this_dir = './copy')
 
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        message = self.status_string(b_2)
 
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        self.assert_(message.startswith("pending merges:\n"))
 
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        self.assert_("Empty commit 3" in message)
 
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        self.assert_(message.endswith("...\n")) 
 
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    def test_branch_status_specific_files(self): 
 
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        """Tests branch status with given specific files"""
 
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        from cStringIO import StringIO
 
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        from bzrlib.status import show_status
 
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        from bzrlib.branch import Branch
 
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        b = Branch.initialize(u'.')
 
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        self.build_tree(['directory/','directory/hello.c', 'bye.c','test.c','dir2/'])
 
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        b.working_tree().add('directory')
 
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        b.working_tree().add('test.c')
 
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        b.working_tree().commit('testing')
 
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        tof = StringIO()
 
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        show_status(b, to_file=tof)
 
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        tof.seek(0)
 
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        self.assertEquals(tof.readlines(),
 
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                          ['unknown:\n',
 
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                           '  bye.c\n',
 
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                           '  dir2\n',
 
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                           '  directory/hello.c\n'
 
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                           ])
 
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        tof = StringIO()
 
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        show_status(b, specific_files=['bye.c','test.c','absent.c'], to_file=tof)
 
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        tof.seek(0)
 
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        self.assertEquals(tof.readlines(),
 
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                          ['unknown:\n',
 
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                           '  bye.c\n'
 
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                           ])
 
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        tof = StringIO()
 
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        show_status(b, specific_files=['directory'], to_file=tof)
 
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        tof.seek(0)
 
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        self.assertEquals(tof.readlines(),
 
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                          ['unknown:\n',
 
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                           '  directory/hello.c\n'
 
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                           ])
 
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        tof = StringIO()
 
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        show_status(b, specific_files=['dir2'], to_file=tof)
 
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        tof.seek(0)
 
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        self.assertEquals(tof.readlines(),
 
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                          ['unknown:\n',
 
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                           '  dir2\n'
 
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                           ])