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Viewing changes to bzrlib/tests/test_workingtree.py

  • Committer: Aaron Bentley
  • Date: 2006-11-17 06:59:59 UTC
  • mto: This revision was merged to the branch mainline in revision 2162.
  • Revision ID: aaron.bentley@utoronto.ca-20061117065959-x81f1iu6uxar1iar
Make iter_changes private, so it can be changed freely

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from cStringIO import StringIO
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import os
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from bzrlib import ignores
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import bzrlib
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from bzrlib.branch import Branch
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import bzrlib.bzrdir as bzrdir
 
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from bzrlib import bzrdir, conflicts, errors, workingtree
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from bzrlib.bzrdir import BzrDir
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from bzrlib.conflicts import *
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import bzrlib.errors as errors
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from bzrlib.errors import NotBranchError, NotVersionedError
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from bzrlib.lockdir import LockDir
 
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from bzrlib.mutabletree import needs_tree_write_lock
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from bzrlib.osutils import pathjoin, getcwd, has_symlinks
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from bzrlib.tests import TestCaseWithTransport, TestSkipped
 
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from bzrlib.symbol_versioning import zero_thirteen
 
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from bzrlib.tests import TestCase, TestCaseWithTransport, TestSkipped
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from bzrlib.trace import mutter
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from bzrlib.transport import get_transport
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import bzrlib.workingtree as workingtree
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from bzrlib.workingtree import (TreeEntry, TreeDirectory, TreeFile, TreeLink,
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                                WorkingTree)
 
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from bzrlib.workingtree import (
 
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    TreeEntry,
 
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    TreeDirectory,
 
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    TreeFile,
 
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    TreeLink,
 
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    WorkingTree,
 
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    )
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class TestTreeDirectory(TestCaseWithTransport):
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    def initialize(self, a_bzrdir, revision_id=None):
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        """Sample branches cannot be created."""
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        t = a_bzrdir.get_workingtree_transport(self)
95
 
        t.put('format', StringIO(self.get_format_string()))
 
100
        t.put_bytes('format', self.get_format_string())
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        return 'A tree'
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    def is_supported(self):
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        t = control.get_workingtree_transport(None)
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        self.assertEqualDiff('Bazaar-NG Working Tree format 3',
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                             t.get('format').read())
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        self.assertEqualDiff('<inventory format="5">\n'
173
 
                             '</inventory>\n',
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                             t.get('inventory').read())
 
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        # self.assertContainsRe(t.get('inventory').read(), 
 
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        #                       '<inventory file_id="[^"]*" format="5">\n'
 
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        #                       '</inventory>\n',
 
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        #                      )
 
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        # WorkingTreeFormat3 doesn't default to creating a unique root id,
 
182
        # because it is incompatible with older bzr versions
 
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        self.assertContainsRe(t.get('inventory').read(),
 
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                              '<inventory format="5">\n'
 
185
                              '</inventory>\n',
 
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                             )
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        self.assertEqualDiff('### bzr hashcache v5\n',
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                             t.get('stat-cache').read())
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        self.assertFalse(t.has('inventory.basis'))
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        tree.unlock()
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        self.assertEquals(our_lock.peek(), None)
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219
 
 
220
    def test_missing_pending_merges(self):
 
221
        control = bzrdir.BzrDirMetaFormat1().initialize(self.get_url())
 
222
        control.create_repository()
 
223
        control.create_branch()
 
224
        tree = workingtree.WorkingTreeFormat3().initialize(control)
 
225
        tree._control_files._transport.delete("pending-merges")
 
226
        self.assertEqual([], tree.get_parent_ids())
 
227
 
 
228
 
 
229
class TestFormat2WorkingTree(TestCaseWithTransport):
 
230
    """Tests that are specific to format 2 trees."""
 
231
 
208
232
    def create_format2_tree(self, url):
209
 
        return BzrDir.create_standalone_workingtree(url)
 
233
        return self.make_branch_and_tree(
 
234
            url, format=bzrlib.bzrdir.BzrDirFormat6())
210
235
 
211
 
    def test_conflicts_format2(self):
 
236
    def test_conflicts(self):
212
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        # test backwards compatability
213
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        tree = self.create_format2_tree('.')
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        self.assertRaises(errors.UnsupportedOperation, tree.set_conflicts,
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                          None)
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241
        file('lala.BASE', 'wb').write('labase')
217
 
        expected = ContentsConflict('lala')
 
242
        expected = conflicts.ContentsConflict('lala')
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        self.assertEqual(list(tree.conflicts()), [expected])
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244
        file('lala', 'wb').write('la')
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        tree.add('lala', 'lala-id')
221
 
        expected = ContentsConflict('lala', file_id='lala-id')
 
246
        expected = conflicts.ContentsConflict('lala', file_id='lala-id')
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247
        self.assertEqual(list(tree.conflicts()), [expected])
223
248
        file('lala.THIS', 'wb').write('lathis')
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        file('lala.OTHER', 'wb').write('laother')
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250
        # When "text conflict"s happen, stem, THIS and OTHER are text
226
 
        expected = TextConflict('lala', file_id='lala-id')
 
251
        expected = conflicts.TextConflict('lala', file_id='lala-id')
227
252
        self.assertEqual(list(tree.conflicts()), [expected])
228
253
        os.unlink('lala.OTHER')
229
254
        os.mkdir('lala.OTHER')
230
 
        expected = ContentsConflict('lala', file_id='lala-id')
 
255
        expected = conflicts.ContentsConflict('lala', file_id='lala-id')
231
256
        self.assertEqual(list(tree.conflicts()), [expected])
 
257
 
 
258
 
 
259
class TestNonFormatSpecificCode(TestCaseWithTransport):
 
260
    """This class contains tests of workingtree that are not format specific."""
 
261
 
 
262
    def test_gen_file_id(self):
 
263
        file_id = self.applyDeprecated(zero_thirteen, workingtree.gen_file_id,
 
264
                                      'filename')
 
265
        self.assertStartsWith(file_id, 'filename-')
 
266
 
 
267
    def test_gen_root_id(self):
 
268
        file_id = self.applyDeprecated(zero_thirteen, workingtree.gen_root_id)
 
269
        self.assertStartsWith(file_id, 'tree_root-')
 
270
        
 
271
    def test__translate_ignore_rule(self):
 
272
        tree = self.make_branch_and_tree('.')
 
273
        # translation should return the regex, the number of groups in it,
 
274
        # and the original rule in a tuple.
 
275
        # there are three sorts of ignore rules:
 
276
        # root only - regex is the rule itself without the leading ./
 
277
        self.assertEqual(
 
278
            "(rootdirrule$)", 
 
279
            tree._translate_ignore_rule("./rootdirrule"))
 
280
        # full path - regex is the rule itself
 
281
        self.assertEqual(
 
282
            "(path\\/to\\/file$)",
 
283
            tree._translate_ignore_rule("path/to/file"))
 
284
        # basename only rule - regex is a rule that ignores everything up
 
285
        # to the last / in the filename
 
286
        self.assertEqual(
 
287
            "((?:.*/)?(?!.*/)basenamerule$)",
 
288
            tree._translate_ignore_rule("basenamerule"))
 
289
 
 
290
    def test__combine_ignore_rules(self):
 
291
        tree = self.make_branch_and_tree('.')
 
292
        # the combined ignore regexs need the outer group indices
 
293
        # placed in a dictionary with the rules that were combined.
 
294
        # an empty set of rules
 
295
        # this is returned as a list of combined regex,rule sets, because
 
296
        # python has a limit of 100 combined regexes.
 
297
        compiled_rules = tree._combine_ignore_rules([])
 
298
        self.assertEqual([], compiled_rules)
 
299
        # one of each type of rule.
 
300
        compiled_rules = tree._combine_ignore_rules(
 
301
            ["rule1", "rule/two", "./three"])[0]
 
302
        # what type *is* the compiled regex to do an isinstance of ?
 
303
        self.assertEqual(3, compiled_rules[0].groups)
 
304
        self.assertEqual(
 
305
            {0:"rule1",1:"rule/two",2:"./three"},
 
306
            compiled_rules[1])
 
307
 
 
308
    def test__combine_ignore_rules_grouping(self):
 
309
        tree = self.make_branch_and_tree('.')
 
310
        # when there are too many rules, the output is split into groups of 100
 
311
        rules = []
 
312
        for index in range(198):
 
313
            rules.append('foo')
 
314
        self.assertEqual(2, len(tree._combine_ignore_rules(rules)))
 
315
 
 
316
    def test__get_ignore_rules_as_regex(self):
 
317
        tree = self.make_branch_and_tree('.')
 
318
        # Setup the default ignore list to be empty
 
319
        ignores._set_user_ignores([])
 
320
 
 
321
        # some plugins (shelf) modifies the DEFAULT_IGNORE list in memory
 
322
        # which causes this test to fail so force the DEFAULT_IGNORE
 
323
        # list to be empty
 
324
        orig_default = bzrlib.DEFAULT_IGNORE
 
325
        # Also make sure the runtime ignore list is empty
 
326
        orig_runtime = ignores._runtime_ignores
 
327
        try:
 
328
            bzrlib.DEFAULT_IGNORE = []
 
329
            ignores._runtime_ignores = set()
 
330
 
 
331
            self.build_tree_contents([('.bzrignore', 'CVS\n.hg\n')])
 
332
            reference_output = tree._combine_ignore_rules(
 
333
                                    set(['CVS', '.hg']))[0]
 
334
            regex_rules = tree._get_ignore_rules_as_regex()[0]
 
335
            self.assertEqual(len(reference_output[1]), regex_rules[0].groups)
 
336
            self.assertEqual(reference_output[1], regex_rules[1])
 
337
        finally:
 
338
            bzrlib.DEFAULT_IGNORE = orig_default
 
339
            ignores._runtime_ignores = orig_runtime
 
340
 
 
341
 
 
342
class InstrumentedTree(object):
 
343
    """A instrumented tree to check the needs_tree_write_lock decorator."""
 
344
 
 
345
    def __init__(self):
 
346
        self._locks = []
 
347
 
 
348
    def lock_tree_write(self):
 
349
        self._locks.append('t')
 
350
 
 
351
    @needs_tree_write_lock
 
352
    def method_with_tree_write_lock(self, *args, **kwargs):
 
353
        """A lock_tree_write decorated method that returns its arguments."""
 
354
        return args, kwargs
 
355
 
 
356
    @needs_tree_write_lock
 
357
    def method_that_raises(self):
 
358
        """This method causes an exception when called with parameters.
 
359
        
 
360
        This allows the decorator code to be checked - it should still call
 
361
        unlock.
 
362
        """
 
363
 
 
364
    def unlock(self):
 
365
        self._locks.append('u')
 
366
 
 
367
 
 
368
class TestInstrumentedTree(TestCase):
 
369
 
 
370
    def test_needs_tree_write_lock(self):
 
371
        """@needs_tree_write_lock should be semantically transparent."""
 
372
        tree = InstrumentedTree()
 
373
        self.assertEqual(
 
374
            'method_with_tree_write_lock',
 
375
            tree.method_with_tree_write_lock.__name__)
 
376
        self.assertEqual(
 
377
            "A lock_tree_write decorated method that returns its arguments.",
 
378
            tree.method_with_tree_write_lock.__doc__)
 
379
        args = (1, 2, 3)
 
380
        kwargs = {'a':'b'}
 
381
        result = tree.method_with_tree_write_lock(1,2,3, a='b')
 
382
        self.assertEqual((args, kwargs), result)
 
383
        self.assertEqual(['t', 'u'], tree._locks)
 
384
        self.assertRaises(TypeError, tree.method_that_raises, 'foo')
 
385
        self.assertEqual(['t', 'u', 't', 'u'], tree._locks)