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Viewing changes to bzrlib/tests/test_script.py

  • Committer: Jelmer Vernooij
  • Date: 2010-12-20 11:57:14 UTC
  • mto: This revision was merged to the branch mainline in revision 5577.
  • Revision ID: jelmer@samba.org-20101220115714-2ru3hfappjweeg7q
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bzrlib/tests/test_script.py
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from bzrlib import (
 
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    commands,
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    osutils,
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    tests,
 
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    trace,
 
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    ui,
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    )
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from bzrlib.tests import script
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    def test_comment_is_ignored(self):
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        self.assertEquals([], script._script_to_commands('#comment\n'))
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    def test_empty_line_is_ignored(self):
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        self.assertEquals([], script._script_to_commands('\n'))
 
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    def test_comment_multiple_lines(self):
 
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        self.assertEquals([
 
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            (['bar'], None, None, None),
 
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            ],
 
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            script._script_to_commands("""
 
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            # this comment is ignored
 
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            # so is this
 
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            # no we run bar
 
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            $ bar
 
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            """))
 
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    def test_trim_blank_lines(self):
 
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        """Blank lines are respected, but trimmed at the start and end.
 
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        Python triple-quoted syntax is going to give stubby/empty blank lines 
 
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        right at the start and the end.  These are cut off so that callers don't 
 
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        need special syntax to avoid them.
 
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        However we do want to be able to match commands that emit blank lines.
 
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        """
 
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        self.assertEquals([
 
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            (['bar'], None, '\n', None),
 
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            ],
 
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            script._script_to_commands("""
 
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            $bar
 
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            """))
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    def test_simple_command(self):
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        self.assertEquals([(['cd', 'trunk'], None, None, None)],
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class TestExecution(script.TestCaseWithTransportAndScript):
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    def test_unknown_command(self):
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        self.assertRaises(SyntaxError, self.run_script, 'foo')
 
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        """A clear error is reported for commands that aren't recognised
 
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        Testing the attributes of the SyntaxError instance is equivalent to
 
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        using traceback.format_exception_only and comparing with:
 
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          File "<string>", line 1
 
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            foo --frob
 
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            ^
 
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        SyntaxError: Command not found "foo"
 
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        """
 
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        e = self.assertRaises(SyntaxError, self.run_script, "$ foo --frob")
 
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        self.assertContainsRe(e.msg, "not found.*foo")
 
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        self.assertEquals(e.text, "foo --frob")
 
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    def test_blank_output_mismatches_output(self):
 
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        """If you give output, the output must actually be blank.
 
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        See <https://bugs.launchpad.net/bzr/+bug/637830>: previously blank
 
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        output was a wildcard.  Now you must say ... if you want that.
 
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        """
 
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        self.assertRaises(AssertionError,
 
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            self.run_script,
 
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            """
 
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            $ echo foo
 
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            """)
 
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    def test_null_output_matches_option(self):
 
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        """If you want null output to be a wild card, you can pass 
 
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        null_output_matches_anything to run_script"""
 
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        self.run_script(
 
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            """
 
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            $ echo foo
 
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            """, null_output_matches_anything=True)
 
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    def test_ellipsis_everything(self):
 
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        """A simple ellipsis matches everything."""
 
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        self.run_script("""
 
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        $ echo foo
 
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        ...
 
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        """)
 
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    def test_ellipsis_matches_empty(self):
 
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        self.run_script("""
 
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        $ cd .
 
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        ...
 
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        """)
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    def test_stops_on_unexpected_output(self):
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        story = """
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"""
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        self.assertRaises(AssertionError, self.run_script, story)
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    def test_stops_on_unexpected_error(self):
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        story = """
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$ cat
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        # The status matters, not the output
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        story = """
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$ bzr init
 
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...
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$ cat >file
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<Hello
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$ bzr add file
 
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...
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$ bzr commit -m 'adding file'
 
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2>...
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"""
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        self.run_script(story)
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cat dog "chicken" 'dragon'
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""")
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    def test_verbosity_isolated(self):
 
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        """Global verbosity is isolated from commands run in scripts.
 
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        """
 
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        # see also 656694; we should get rid of global verbosity
 
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        self.run_script("""
 
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        $ bzr init --quiet a
 
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        """)
 
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        self.assertEquals(trace.is_quiet(), False)
 
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class TestCat(script.TestCaseWithTransportAndScript):
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class TestBzr(script.TestCaseWithTransportAndScript):
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    def test_bzr_smoke(self):
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        self.run_script('$ bzr init branch')
 
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        self.run_script("""
 
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            $ bzr init branch
 
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            Created a standalone tree (format: ...)
 
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            """)
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        self.failUnlessExists('branch')
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        self.assertEquals(None, err)
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        self.assertFileEqual('hello\nhappy\n', 'file')
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    def test_empty_line_in_output_is_respected(self):
 
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        self.run_script("""
 
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            $ echo
 
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            $ echo bar
 
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            bar
 
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            """)
 
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class TestRm(script.TestCaseWithTransportAndScript):
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        self.failIfExists('file')
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        self.failUnlessExists('dir/file')
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class cmd_test_confirm(commands.Command):
 
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    def run(self):
 
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        if ui.ui_factory.get_boolean(
 
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            'Really do it',
 
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            # 'bzrlib.tests.test_script.confirm',
 
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            # {}
 
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            ):
 
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            self.outf.write('Do it!\n')
 
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        else:
 
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            print 'ok, no'
 
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class TestUserInteraction(script.TestCaseWithMemoryTransportAndScript):
 
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    def test_confirm_action(self):
 
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        """You can write tests that demonstrate user confirmation.
 
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        Specifically, ScriptRunner does't care if the output line for the prompt
 
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        isn't terminated by a newline from the program; it's implicitly terminated 
 
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        by the input.
 
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        """
 
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        commands.builtin_command_registry.register(cmd_test_confirm)
 
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        self.addCleanup(commands.builtin_command_registry.remove, 'test-confirm')
 
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        self.run_script("""
 
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            $ bzr test-confirm
 
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            2>Really do it? [y/n]: 
 
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            <yes
 
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            Do it!
 
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            $ bzr test-confirm
 
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            2>Really do it? [y/n]: 
 
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            <no
 
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            ok, no
 
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            """)
 
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