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Viewing changes to bzrlib/tests/blackbox/test_selftest.py

  • Committer: Robert Collins
  • Date: 2006-07-20 13:00:31 UTC
  • mto: (1852.9.1 Tree.compare().)
  • mto: This revision was merged to the branch mainline in revision 1890.
  • Revision ID: robertc@robertcollins.net-20060720130031-d26103a427ea10f3
StartĀ treeĀ implementationĀ tests.

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# Copyright (C) 2005, 2007 Canonical Ltd
 
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# Copyright (C) 2005 by Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
 
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# it under the terms of the GNU General Public License version 2 as published by
 
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# the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
15
 
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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"""UI tests for the test framework."""
18
17
 
19
 
import bzrlib.transport
20
 
from bzrlib import (
21
 
    benchmarks,
22
 
    tests,
23
 
    )
 
18
import sys
 
19
 
 
20
import bzrlib
24
21
from bzrlib.errors import ParamikoNotPresent
25
22
from bzrlib.tests import (
26
 
                          features,
27
23
                          TestCase,
28
24
                          TestCaseInTempDir,
29
25
                          TestSkipped,
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26
                          )
31
 
 
32
 
 
33
 
class SelfTestPatch:
34
 
 
35
 
    def get_params_passed_to_core(self, cmdline):
36
 
        params = []
37
 
        def selftest(*args, **kwargs):
38
 
            """Capture the arguments selftest was run with."""
39
 
            params.append((args, kwargs))
40
 
            return True
41
 
        # Yes this prevents using threads to run the test suite in parallel,
42
 
        # however we don't have a clean dependency injector for commands, 
43
 
        # and even if we did - we'd still be testing that the glue is wired
44
 
        # up correctly. XXX: TODO: Solve this testing problem.
45
 
        original_selftest = tests.selftest
46
 
        tests.selftest = selftest
47
 
        try:
48
 
            self.run_bzr(cmdline)
49
 
            return params[0]
50
 
        finally:
51
 
            tests.selftest = original_selftest
52
 
 
53
 
 
54
 
class TestOptionsWritingToDisk(TestCaseInTempDir, SelfTestPatch):
55
 
 
56
 
    def test_benchmark_runs_benchmark_tests(self):
57
 
        """selftest --benchmark should change the suite factory."""
58
 
        params = self.get_params_passed_to_core('selftest --benchmark')
59
 
        self.assertEqual(benchmarks.test_suite,
60
 
            params[1]['test_suite_factory'])
61
 
        self.assertNotEqual(None, params[1]['bench_history'])
62
 
        benchfile = open(".perf_history", "rt")
63
 
        try:
64
 
            lines = benchfile.readlines()
65
 
        finally:
66
 
            benchfile.close()
67
 
        # Because we don't run the actual test code no output is made to the
68
 
        # file.
69
 
        self.assertEqual(0, len(lines))
70
 
 
71
 
 
72
 
class TestOptions(TestCase, SelfTestPatch):
73
 
 
74
 
    def test_load_list(self):
75
 
        params = self.get_params_passed_to_core('selftest --load-list foo')
76
 
        self.assertEqual('foo', params[1]['load_list'])
 
27
from bzrlib.tests.blackbox import ExternalBase
 
28
 
 
29
 
 
30
class TestOptions(TestCase):
 
31
 
 
32
    current_test = None
77
33
 
78
34
    def test_transport_set_to_sftp(self):
79
 
        # Test that we can pass a transport to the selftest core - sftp
80
 
        # version.
81
 
        self.requireFeature(features.paramiko)
82
 
        params = self.get_params_passed_to_core('selftest --transport=sftp')
 
35
        # test the --transport option has taken effect from within the
 
36
        # test_transport test
 
37
        try:
 
38
            import bzrlib.transport.sftp
 
39
        except ParamikoNotPresent:
 
40
            raise TestSkipped("Paramiko not present")
 
41
        if TestOptions.current_test != "test_transport_set_to_sftp":
 
42
            return
83
43
        self.assertEqual(bzrlib.transport.sftp.SFTPAbsoluteServer,
84
 
            params[1]["transport"])
 
44
                         bzrlib.tests.default_transport)
85
45
 
86
46
    def test_transport_set_to_memory(self):
87
 
        # Test that we can pass a transport to the selftest core - memory
88
 
        # version.
 
47
        # test the --transport option has taken effect from within the
 
48
        # test_transport test
89
49
        import bzrlib.transport.memory
90
 
        params = self.get_params_passed_to_core('selftest --transport=memory')
 
50
        if TestOptions.current_test != "test_transport_set_to_memory":
 
51
            return
91
52
        self.assertEqual(bzrlib.transport.memory.MemoryServer,
92
 
            params[1]["transport"])
93
 
 
94
 
    def test_parameters_passed_to_core(self):
95
 
        params = self.get_params_passed_to_core('selftest --list-only')
96
 
        self.assertTrue("list_only" in params[1])
97
 
        params = self.get_params_passed_to_core('selftest --list-only selftest')
98
 
        self.assertTrue("list_only" in params[1])
99
 
        params = self.get_params_passed_to_core(['selftest', '--list-only',
100
 
            '--exclude', 'selftest'])
101
 
        self.assertTrue("list_only" in params[1])
102
 
        params = self.get_params_passed_to_core(['selftest', '--list-only',
103
 
            'selftest', '--randomize', 'now'])
104
 
        self.assertSubset(["list_only", "random_seed"], params[1])
105
 
 
106
 
    def test_starting_with(self):
107
 
        params = self.get_params_passed_to_core('selftest --starting-with foo')
108
 
        self.assertEqual(['foo'], params[1]['starting_with'])
109
 
 
110
 
    def test_starting_with_multiple_argument(self):
111
 
        params = self.get_params_passed_to_core(
112
 
            'selftest --starting-with foo --starting-with bar')
113
 
        self.assertEqual(['foo', 'bar'], params[1]['starting_with'])
114
 
 
115
 
    def test_subunit(self):
116
 
        self.requireFeature(features.subunit)
117
 
        params = self.get_params_passed_to_core('selftest --subunit')
118
 
        self.assertEqual(tests.SubUnitBzrRunner, params[1]['runner_class'])
119
 
 
120
 
    def _parse_test_list(self, lines, newlines_in_header=0):
121
 
        "Parse a list of lines into a tuple of 3 lists (header,body,footer)."
122
 
        in_header = newlines_in_header != 0
123
 
        in_footer = False
124
 
        header = []
125
 
        body = []
126
 
        footer = []
127
 
        header_newlines_found = 0
128
 
        for line in lines:
129
 
            if in_header:
130
 
                if line == '':
131
 
                    header_newlines_found += 1
132
 
                    if header_newlines_found >= newlines_in_header:
133
 
                        in_header = False
134
 
                        continue
135
 
                header.append(line)
136
 
            elif not in_footer:
137
 
                if line.startswith('-------'):
138
 
                    in_footer = True
139
 
                else:
140
 
                    body.append(line)
141
 
            else:
142
 
                footer.append(line)
143
 
        # If the last body line is blank, drop it off the list
144
 
        if len(body) > 0 and body[-1] == '':
145
 
            body.pop()
146
 
        return (header,body,footer)
147
 
 
148
 
    def test_list_only(self):
149
 
        # check that bzr selftest --list-only outputs no ui noise
150
 
        def selftest(*args, **kwargs):
151
 
            """Capture the arguments selftest was run with."""
152
 
            return True
153
 
        def outputs_nothing(cmdline):
154
 
            out,err = self.run_bzr(cmdline)
155
 
            (header,body,footer) = self._parse_test_list(out.splitlines())
156
 
            num_tests = len(body)
157
 
            self.assertLength(0, header)
158
 
            self.assertLength(0, footer)
159
 
            self.assertEqual('', err)
160
 
        # Yes this prevents using threads to run the test suite in parallel,
161
 
        # however we don't have a clean dependency injector for commands, 
162
 
        # and even if we did - we'd still be testing that the glue is wired
163
 
        # up correctly. XXX: TODO: Solve this testing problem.
164
 
        original_selftest = tests.selftest
165
 
        tests.selftest = selftest
166
 
        try:
167
 
            outputs_nothing('selftest --list-only')
168
 
            outputs_nothing('selftest --list-only selftest')
169
 
            outputs_nothing(['selftest', '--list-only', '--exclude', 'selftest'])
 
53
                         bzrlib.tests.default_transport)
 
54
 
 
55
    def test_transport(self):
 
56
        # test that --transport=sftp works
 
57
        try:
 
58
            import bzrlib.transport.sftp
 
59
        except ParamikoNotPresent:
 
60
            raise TestSkipped("Paramiko not present")
 
61
        old_transport = bzrlib.tests.default_transport
 
62
        old_root = TestCaseInTempDir.TEST_ROOT
 
63
        TestCaseInTempDir.TEST_ROOT = None
 
64
        try:
 
65
            TestOptions.current_test = "test_transport_set_to_sftp"
 
66
            stdout = self.capture('selftest --transport=sftp test_transport_set_to_sftp')
 
67
            
 
68
            self.assertContainsRe(stdout, 'Ran 1 test')
 
69
            self.assertEqual(old_transport, bzrlib.tests.default_transport)
 
70
 
 
71
            TestOptions.current_test = "test_transport_set_to_memory"
 
72
            stdout = self.capture('selftest --transport=memory test_transport_set_to_memory')
 
73
            self.assertContainsRe(stdout, 'Ran 1 test')
 
74
            self.assertEqual(old_transport, bzrlib.tests.default_transport)
170
75
        finally:
171
 
            tests.selftest = original_selftest
172
 
 
173
 
    def test_lsprof_tests(self):
174
 
        params = self.get_params_passed_to_core('selftest --lsprof-tests')
175
 
        self.assertEqual(True, params[1]["lsprof_tests"])
 
76
            bzrlib.tests.default_transport = old_transport
 
77
            TestOptions.current_test = None
 
78
            TestCaseInTempDir.TEST_ROOT = old_root
 
79
 
 
80
    def test_benchmark_runs_benchmark_tests(self):
 
81
        """bzr selftest --benchmark should not run the default test suite."""
 
82
        # We test this by passing a regression test name to --benchmark, which
 
83
        # should result in 0 rests run.
 
84
        out, err = self.run_bzr('selftest', '--benchmark', 'workingtree_implementations')
 
85
        self.assertContainsRe(out, 'Ran 0 tests.*\n\nOK')
 
86
        self.assertEqual(
 
87
            'running tests...\ntests passed\n',
 
88
            err)
 
89
        
 
90
 
 
91
class TestRunBzr(ExternalBase):
 
92
 
 
93
    def run_bzr_captured(self, argv, retcode=0, encoding=None, stdin=None):
 
94
        self.stdin = stdin
 
95
 
 
96
    def test_stdin(self):
 
97
        # test that the stdin keyword to run_bzr is passed through to
 
98
        # run_bzr_captured as-is. We do this by overriding
 
99
        # run_bzr_captured in this class, and then calling run_bzr,
 
100
        # which is a convenience function for run_bzr_captured, so 
 
101
        # should invoke it.
 
102
        self.run_bzr('foo', 'bar', stdin='gam')
 
103
        self.assertEqual('gam', self.stdin)
 
104
        self.run_bzr('foo', 'bar', stdin='zippy')
 
105
        self.assertEqual('zippy', self.stdin)
 
106
 
 
107
 
 
108
class TestRunBzrCaptured(ExternalBase):
 
109
 
 
110
    def apply_redirected(self, stdin=None, stdout=None, stderr=None,
 
111
                         a_callable=None, *args, **kwargs):
 
112
        self.stdin = stdin
 
113
        self.factory_stdin = getattr(bzrlib.ui.ui_factory, "stdin", None)
 
114
        self.factory = bzrlib.ui.ui_factory
 
115
        stdout.write('foo\n')
 
116
        stderr.write('bar\n')
 
117
        return 0
 
118
 
 
119
    def test_stdin(self):
 
120
        # test that the stdin keyword to run_bzr_captured is passed through to
 
121
        # apply_redirected as a StringIO. We do this by overriding
 
122
        # apply_redirected in this class, and then calling run_bzr_captured,
 
123
        # which calls apply_redirected. 
 
124
        self.run_bzr_captured(['foo', 'bar'], stdin='gam')
 
125
        self.assertEqual('gam', self.stdin.read())
 
126
        self.assertTrue(self.stdin is self.factory_stdin)
 
127
        self.run_bzr_captured(['foo', 'bar'], stdin='zippy')
 
128
        self.assertEqual('zippy', self.stdin.read())
 
129
        self.assertTrue(self.stdin is self.factory_stdin)
 
130
 
 
131
    def test_ui_factory(self):
 
132
        # each invocation of self.run_bzr_captured should get its own UI
 
133
        # factory, which is an instance of TestUIFactory, with stdout and
 
134
        # stderr attached to the stdout and stderr of the invoked
 
135
        # run_bzr_captured
 
136
        current_factory = bzrlib.ui.ui_factory
 
137
        self.run_bzr_captured(['foo'])
 
138
        self.failIf(current_factory is self.factory)
 
139
        self.assertNotEqual(sys.stdout, self.factory.stdout)
 
140
        self.assertNotEqual(sys.stderr, self.factory.stderr)
 
141
        self.assertEqual('foo\n', self.factory.stdout.getvalue())
 
142
        self.assertEqual('bar\n', self.factory.stderr.getvalue())
 
143
        self.assertIsInstance(self.factory, bzrlib.tests.blackbox.TestUIFactory)