/usr/lib/python3/dist-packages/plainbox/impl/secure/test_origin.py is in python3-plainbox 0.25-1.
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#
# Copyright 2013-2014 Canonical Ltd.
# Written by:
# Sylvain Pineau <sylvain.pineau@canonical.com>
# Zygmunt Krynicki <zygmunt.krynicki@canonical.com>
#
# Checkbox is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3,
# as published by the Free Software Foundation.
#
# Checkbox 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 Checkbox. If not, see <http://www.gnu.org/licenses/>.
"""
plainbox.impl.secure.test_origin
================================
Test definitions for plainbox.impl.secure.origin module
"""
from unittest import TestCase
import os
from plainbox.impl.secure.origin import CommandLineTextSource
from plainbox.impl.secure.origin import FileTextSource
from plainbox.impl.secure.origin import Origin
from plainbox.impl.secure.origin import PythonFileTextSource
from plainbox.impl.secure.origin import UnknownTextSource
class UnknownTextSourceTests(TestCase):
"""
Tests for UnknownTextSource class
"""
def setUp(self):
self.src = UnknownTextSource()
def test_str(self):
"""
verify how UnknownTextSource. __str__() works
"""
self.assertEqual(str(self.src), "???")
def test_repr(self):
"""
verify how UnknownTextSource.__repr__() works
"""
self.assertEqual(repr(self.src), "UnknownTextSource()")
def test_eq(self):
"""
verify instances of UnknownTextSource are all equal to each other
but not equal to any other object
"""
other_src = UnknownTextSource()
self.assertTrue(self.src == other_src)
self.assertFalse(self.src == "???")
def test_eq_others(self):
"""
verify instances of UnknownTextSource are unequal to instances of other
classes
"""
self.assertTrue(self.src != object())
self.assertFalse(self.src == object())
def test_gt(self):
"""
verify that instances of UnknownTextSource are not ordered
"""
other_src = UnknownTextSource()
self.assertFalse(self.src < other_src)
self.assertFalse(other_src < self.src)
def test_gt_others(self):
"""
verify that instances of UnknownTextSource are not comparable to other
objects
"""
with self.assertRaises(TypeError):
self.src < object()
with self.assertRaises(TypeError):
object() < self.src
class FileTextSourceTests(TestCase):
"""
Tests for FileTextSource class
"""
_FILENAME = "filename"
_CLS = FileTextSource
def setUp(self):
self.src = self._CLS(self._FILENAME)
def test_filename(self):
"""
verify that FileTextSource.filename works
"""
self.assertEqual(self._FILENAME, self.src.filename)
def test_str(self):
"""
verify that FileTextSource.__str__() works
"""
self.assertEqual(str(self.src), self._FILENAME)
def test_repr(self):
"""
verify that FileTextSource.__repr__() works
"""
self.assertEqual(
repr(self.src),
"{}({!r})".format(self._CLS.__name__, self._FILENAME))
def test_eq(self):
"""
verify that FileTextSource compares equal to other instances with the
same filename and unequal to instances with different filenames.
"""
self.assertTrue(self._CLS('foo') == self._CLS('foo'))
self.assertTrue(self._CLS('foo') != self._CLS('bar'))
def test_eq_others(self):
"""
verify instances of FileTextSource are unequal to instances of other
classes
"""
self.assertTrue(self._CLS('foo') != object())
self.assertFalse(self._CLS('foo') == object())
def test_gt(self):
"""
verify that FileTextSource is ordered by filename
"""
self.assertTrue(self._CLS("a") < self._CLS("b") < self._CLS("c"))
self.assertTrue(self._CLS("c") > self._CLS("b") > self._CLS("a"))
def test_gt_others(self):
"""
verify that instances of FileTextSource are not comparable to other
objects
"""
with self.assertRaises(TypeError):
self.src < object()
with self.assertRaises(TypeError):
object() < self.src
def test_relative_to(self):
"""
verify that FileTextSource.relative_to() works
"""
self.assertEqual(
self._CLS("/path/to/file.txt").relative_to("/path/to"),
self._CLS("file.txt"))
class PythonFileTextSourceTests(FileTextSourceTests):
"""
Tests for PythonFileTextSource class
"""
_FILENAME = "filename.py"
_CLS = PythonFileTextSource
class OriginTests(TestCase):
"""
Tests for Origin class
"""
def setUp(self):
self.origin = Origin(FileTextSource("file.txt"), 10, 12)
def test_smoke(self):
"""
verify that all three instance attributes actually work
"""
self.assertEqual(self.origin.source.filename, "file.txt")
self.assertEqual(self.origin.line_start, 10)
self.assertEqual(self.origin.line_end, 12)
def test_repr(self):
"""
verify that Origin.__repr__() works
"""
expected = ("<Origin source:FileTextSource('file.txt')"
" line_start:10 line_end:12>")
observed = repr(self.origin)
self.assertEqual(expected, observed)
def test_str(self):
"""
verify that Origin.__str__() works
"""
expected = "file.txt:10-12"
observed = str(self.origin)
self.assertEqual(expected, observed)
def test_str__single_line(self):
"""
verify that Origin.__str__() behaves differently when the range
describes a single line
"""
expected = "file.txt:15"
observed = str(Origin(FileTextSource("file.txt"), 15, 15))
self.assertEqual(expected, observed)
def test_str__whole_file(self):
"""
verify that Origin.__str__() behaves differently when the range
is empty
"""
expected = "file.txt"
observed = str(Origin(FileTextSource("file.txt")))
self.assertEqual(expected, observed)
def test_eq(self):
"""
verify instances of Origin are all equal to other instances with the
same instance attributes but not equal to instances with different
attributes
"""
origin1 = Origin(
self.origin.source, self.origin.line_start, self.origin.line_end)
origin2 = Origin(
self.origin.source, self.origin.line_start, self.origin.line_end)
self.assertTrue(origin1 == origin2)
origin_other1 = Origin(
self.origin.source, self.origin.line_start + 1,
self.origin.line_end)
self.assertTrue(origin1 != origin_other1)
self.assertFalse(origin1 == origin_other1)
origin_other2 = Origin(
self.origin.source, self.origin.line_start,
self.origin.line_end + 1)
self.assertTrue(origin1 != origin_other2)
self.assertFalse(origin1 == origin_other2)
origin_other3 = Origin(
FileTextSource("unrelated"), self.origin.line_start,
self.origin.line_end)
self.assertTrue(origin1 != origin_other3)
self.assertFalse(origin1 == origin_other3)
def test_eq_other(self):
"""
verify instances of UnknownTextSource are unequal to instances of other
classes
"""
self.assertTrue(self.origin != object())
self.assertFalse(self.origin == object())
def test_gt(self):
"""
verify that Origin instances are ordered by their constituting
components
"""
self.assertTrue(
Origin(FileTextSource('file.txt'), 1, 1) <
Origin(FileTextSource('file.txt'), 1, 2) <
Origin(FileTextSource('file.txt'), 1, 3))
self.assertTrue(
Origin(FileTextSource('file.txt'), 1, 10) <
Origin(FileTextSource('file.txt'), 2, 10) <
Origin(FileTextSource('file.txt'), 3, 10))
self.assertTrue(
Origin(FileTextSource('file1.txt'), 1, 10) <
Origin(FileTextSource('file2.txt'), 1, 10) <
Origin(FileTextSource('file3.txt'), 1, 10))
def test_gt_other(self):
"""
verify that Origin instances are not comparable to other objects
"""
with self.assertRaises(TypeError):
self.origin < object()
with self.assertRaises(TypeError):
object() < self.origin
def test_origin_caller(self):
"""
verify that Origin.get_caller_origin() uses PythonFileTextSource as the
origin.source attribute.
"""
self.assertIsInstance(
Origin.get_caller_origin().source, PythonFileTextSource)
def test_origin_source_filename_is_correct(self):
"""
verify that make_job() can properly trace the filename of the python
module that called make_job()
"""
# Pass -1 to get_caller_origin() to have filename point at this file
# instead of at whatever ends up calling the test method
self.assertEqual(
os.path.basename(Origin.get_caller_origin(-1).source.filename),
"test_origin.py")
def test_relative_to(self):
"""
verify how Origin.relative_to() works in various situations
"""
# if the source does not have relative_to method, nothing is changed
origin = Origin(UnknownTextSource(), 1, 2)
self.assertIs(origin.relative_to("/some/path"), origin)
# otherwise the source is replaced and a new origin is returned
self.assertEqual(
Origin(
FileTextSource("/some/path/file.txt"), 1, 2
).relative_to("/some/path"),
Origin(FileTextSource("file.txt"), 1, 2))
def test_with_offset(self):
"""
verify how Origin.with_offset() works as expected
"""
origin1 = Origin(UnknownTextSource(), 1, 2)
origin2 = origin1.with_offset(10)
self.assertEqual(origin2.line_start, 11)
self.assertEqual(origin2.line_end, 12)
self.assertIs(origin2.source, origin1.source)
def test_just_line(self):
"""
verify how Origin.just_line() works as expected
"""
origin1 = Origin(UnknownTextSource(), 1, 2)
origin2 = origin1.just_line()
self.assertEqual(origin2.line_start, origin1.line_start)
self.assertEqual(origin2.line_end, origin1.line_start)
self.assertIs(origin2.source, origin1.source)
def test_just_file(self):
"""
verify how Origin.just_file() works as expected
"""
origin1 = Origin(UnknownTextSource(), 1, 2)
origin2 = origin1.just_file()
self.assertEqual(origin2.line_start, None)
self.assertEqual(origin2.line_end, None)
self.assertIs(origin2.source, origin1.source)
class CommandLineTextSourceTests(TestCase):
def test_str(self):
self.assertEqual(
str(CommandLineTextSource("--foo", "value")),
"command line argument --foo='value'")
self.assertEqual(
str(CommandLineTextSource(None, "value")),
"command line argument 'value'")
def test_repr(self):
self.assertEqual(
repr(CommandLineTextSource("--foo", "value")),
"<CommandLineTextSource arg_name:'--foo' arg_value:'value'>")
def test_relative_to(self):
src = CommandLineTextSource("--foo", "value")
self.assertIs(src.relative_to('path'), src)
def test_eq(self):
src1 = CommandLineTextSource("--foo", "value")
src2 = CommandLineTextSource("--foo", "value")
self.assertEqual(src1, src2)
def test_gt(self):
src1 = CommandLineTextSource("--arg2", "value")
src2 = CommandLineTextSource("--arg1", "value")
self.assertGreater(src1, src2)
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