Esempio n. 1
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def _assert_match(actual, matcher, reason):
    if not matcher.matches(actual):
        description = StringDescription()
        # print
        # print reason
        # print "-1 <%s>" % description.append_text(reason)
        # print matcher
        # print matcher.__class__
        # print dir(matcher)
        # print "-2 <%s>" % description.append_description_of(matcher)
        # print "-3 <%s>" % matcher.describe_mismatch(actual, description)
        # print

        # description.append_text(reason)     \
        #     .append_text('\n  Expected: ') \
        #     .append_description_of(matcher) \
        #     .append_text('\n  But: ')

        reason = ' (reason: {}) '.format(reason) if reason else ''

        description.append_text(reason)     \
            .append_text('expected ') \
            .append_description_of(matcher) \
            .append_text(', but ')

        matcher.describe_mismatch(actual, description)
        raise AssertionError(str(description))
Esempio n. 2
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def assert_match_description(expected, matcher, item):
    result = matcher.matches(item, StringDescription())
    assert result, "Precondition: Matcher should match item"

    description = StringDescription()
    matcher.describe_match(item, description)
    assert expected == str(description)
Esempio n. 3
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    def _matches(self, matcher):
        ret = True
        self.match_result = matcher._matches(self.item)
        if self.result:
            ret &= self.match_result
        else:
            ret &= not self.match_result

        if self.description:
            descr = StringDescription()
            matcher.describe_to(descr)
            descr = str(descr)
            descr_is_correct = descr == self.description
            if not descr_is_correct:
                self.wrong_description = descr
                ret = False

        if self.mismatch_description:
            descr = StringDescription()
            matcher.describe_mismatch(self.item, descr)
            descr = str(descr)
            descr_is_correct = descr == self.mismatch_description
            if not descr_is_correct:
                self.wrong_mismatch_description = descr
                ret = False

        return ret
Esempio n. 4
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    def _matches(self, matcher):
        ret = True
        self.match_result = matcher._matches(self.item)
        if self.expected_match_result:
            ret &= self.match_result
        else:
            ret &= not self.match_result

        if self.description:
            descr = StringDescription()
            matcher.describe_to(descr)
            descr = str(descr)
            descr_is_correct = descr == self.description
            if not descr_is_correct:
                self.wrong_description = descr
                ret = False

        if self.mismatch_description:
            if ret == self.expected_match_result:
                self.wrong_mismatch_description = (
                    "the matcher matched, but a mismatch description was provided"
                )
                return False
            descr = StringDescription()
            matcher.describe_mismatch(self.item, descr)
            descr = str(descr)
            descr_is_correct = descr == self.mismatch_description
            if not descr_is_correct:
                self.wrong_mismatch_description = "the mismatch_description was <{}>".format(
                    descr)
                ret = False

        return ret
Esempio n. 5
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def test_day_of_week_description(day: int, expected_description: str):
    matcher = day_of_week(day)

    description = StringDescription()
    matcher.describe_to(description)
    assert str(description).startswith(expected_description)

    description = StringDescription()
    matcher.describe_mismatch("2021-05-29", description)
    assert str(description).startswith("was <")
Esempio n. 6
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def _assert_match(actual, matcher, reason):
    if not matcher.matches(actual):
        description = StringDescription()
        description.append_text(reason)             \
                   .append_text('\nExpected: ')     \
                   .append_description_of(matcher)  \
                   .append_text('\n     but: ')
        matcher.describe_mismatch(actual, description)
        description.append_text('\n')
        raise AssertionError(description)
Esempio n. 7
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def test_day_of_week(day, yesterday, today, tomorrow, expected_name):
    matcher = day_of_week(day)
    assert not matcher.matches(yesterday)
    assert matcher.matches(today)
    assert not matcher.matches(tomorrow)

    description = StringDescription()
    matcher.describe_to(description)
    assert str(description).startswith(f"is {expected_name}")

    description = StringDescription()
    matcher.describe_mismatch(tomorrow, description)
    assert str(description).startswith("was <")
Esempio n. 8
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    def testMismatchDescriptionShowsActualArgumentAddress(self):
        matcher = same_instance('foo')
        description = StringDescription()
        expected = re.compile("was 0x[0-9a-fA-F]+ 'hi'")

        result = matcher.matches('hi', description)
        self.assertFalse(result, 'Precondition: Matcher should not match item')
        self.assertTrue(expected.match(str(description)))
Esempio n. 9
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def assert_matches(matcher, arg, message):
    try:
        assert matcher.matches(arg), message
    except AssertionError:
        description = StringDescription()
        matcher.describe_mismatch(arg, description)
        log.error(str(description))
        raise
Esempio n. 10
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    def testDescribeMismatch(self):
        matcher = same_instance('foo')
        description = StringDescription()
        expected = re.compile("was 0x[0-9a-fA-F]+ 'hi'")

        matcher.describe_mismatch('hi', description)
        expected = re.compile("was 0x[0-9a-fA-F]+ 'hi'")
        self.assertTrue(expected.match(str(description)))
Esempio n. 11
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    def testMismatchDescriptionShowsActualArgumentAddress(self):
        matcher = same_instance("foo")
        description = StringDescription()
        expected = re.compile("was " + ADDRESS_FORMAT + " 'hi'")

        result = matcher.matches("hi", description)
        self.assertFalse(result, "Precondition: Matcher should not match item")
        self.assertTrue(expected.match(str(description)))
Esempio n. 12
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 def assert_matches(self, message, matcher, arg):
     try:
         self.assertTrue(matcher.matches(arg), message)
     except AssertionError:
         description = StringDescription()
         matcher.describe_mismatch(arg, description)
         log.error(str(description))
         raise
Esempio n. 13
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def assert_deprecated(message, matcher):
    with warnings.catch_warnings(record=True) as w:
        warnings.simplefilter("always")

        matcher(anything()).matches("", StringDescription())

        assert_that(
            w, has_item(has_properties(category=DeprecationWarning, message=has_string(message)))
        )
Esempio n. 14
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    def testDescribeMismatch(self):
        matcher = same_instance('foo')
        description = StringDescription()
        expected = re.compile("was " + ADDRESS_FORMAT + " 'hi'")

        matcher.describe_mismatch('hi', description)
        expected = re.compile("was " + ADDRESS_FORMAT + " 'hi'")
        self.assertTrue(expected.match(str(description)),
                        "Expected %s to match %s" % (str(matcher), str(description)))
Esempio n. 15
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 def match(self, request, stub):
     """Match request with single stub"""
     msg = StringDescription()
     all = all_of(*build_matchers(stub))
     result = all.matches(request, msg)
     if not result:
         log.debug(u'No match found: {0}'.format(msg.out))
         self.trace.warn(msg.out)
     return result
Esempio n. 16
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def test_datetime_matcher(value, item, before_expected, after_expected):
    matcher = before(ORIGIN)
    assert matcher.matches(item) == before_expected
    description = StringDescription()
    matcher.describe_to(description)
    assert str(description).startswith("a value before <")
    description = StringDescription()
    matcher.describe_mismatch(item, description)
    assert str(description).startswith("was <")

    matcher = after(value)
    assert matcher.matches(item) == after_expected
    description = StringDescription()
    matcher.describe_to(description)
    assert str(description).startswith("a value after <")
    description = StringDescription()
    matcher.describe_mismatch(item, description)
    assert str(description).startswith("was <")
Esempio n. 17
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 def describe_mismatch(self, matcher_under_test: Matcher[Any],
                       description: Description) -> None:
     actual_message = StringDescription()
     if matcher_under_test.matches(self.value_not_to_match, actual_message):
         description.append_text("matched")
         return
     description.append_text("got message ").append_description_of(
         actual_message)
     self.append_diff(actual_message, description)
Esempio n. 18
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def redirects_to(url_matcher: Union[str, Matcher]) -> Matcher[Response]:
    """Is a response a redirect to a URL matching the suplplied matcher? Matches :requests.models.Response:.
    :param url_matcher: Expected URL.
    """
    return described_as(
        str(StringDescription().append_text(
            "redirects to ").append_description_of(url_matcher)),
        is_response().with_status_code(between(300, 399)).and_headers(
            has_entry("Location", url_matcher)),
    )
Esempio n. 19
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    def describe_to(self, description):
        description.append_text(
            "An HttpResponse object with status_code <{}>".format(self.status))
        header_descr = []

        if self.headers_:
            for key, val in self.headers_.items():
                descr = StringDescription()
                val.describe_to(descr)
                header_descr.append("{}: {}".format(key, descr))
            description.append_list(", with headers: ", ". ", ".",
                                    header_descr)
Esempio n. 20
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def _describe_failure_of(probe):
    description = StringDescription()
    description.append_text('\nTried to look for...\n    ')
    probe.describe_to(description)
    description.append_text('\nbut...\n    ')
    probe.describe_failure_to(description)
    return str(description)
Esempio n. 21
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 def matches(self, item, mismatch_description=None):
     """Return whether the item is a valid to-one relationship."""
     if mismatch_description is None:
         mismatch_description = StringDescription()
     if "data" not in item:
         mismatch_description.append('missing key "data"')
         return False
     if item["data"] is None:
         if self.optional:
             return True
         mismatch_description.append("non-optional to-one relationship is ")
         mismatch_description.append_description_of(item["data"])
         return False
     return super().matches(item["data"], mismatch_description)
Esempio n. 22
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def get_mismatch_description(matcher, item):
    """Get the mismatch description of a matcher with a particular item.

    :param matcher:
    :type matcher: BaseMatcher
    :param item:
    :type item: Any
    :return: The string representation of the mismatch description
    :rtype: str
    """
    descr = StringDescription()
    matcher.describe_mismatch(item, descr)
    return str(descr)
Esempio n. 23
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def _assert_match(actual: T, matcher: Matcher[T], reason: str) -> None:
    if not matcher.matches(actual):
        description = StringDescription()
        description.append_text(reason).append_text(
            "\nExpected: ").append_description_of(matcher).append_text(
                "\n     but: ")
        matcher.describe_mismatch(actual, description)
        description.append_text("\n")
        raise AssertionError(description)
class StringDescriptionTest(unittest.TestCase):
    def setUp(self):
        self.description = StringDescription()

    def testLetsSelfDescribingObjectDescribeItself(self):
        self.description.append_description_of(FakeSelfDescribing())
        self.assertEqual("DESCRIPTION", str(self.description))

    def testDescribesStringInQuotes(self):
        self.description.append_description_of("FOO")
        self.assertEqual("'FOO'", str(self.description))

    def testWrapsNonSelfDescribingObjectInAngleBrackets(self):
        self.description.append_description_of(42)
        self.assertEqual("<42>", str(self.description))

    def testShouldNotAddAngleBracketsIfObjectDescriptionAlreadyHasThem(self):
        self.description.append_description_of(object())
        expected = re.compile("<object object at 0x[0-9a-fA-F]+>")
        self.assertTrue(expected.match(str(self.description)))

    def testDescribeUnicodeStringAsUnicode(self):
        self.description.append_description_of("\u05d0")
        self.assertEqual("'\u05d0'", str(self.description))
Esempio n. 25
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 def matches(self, item, mismatch_description=None):
     """Return whether the item is a json:api document."""
     if mismatch_description is None:
         mismatch_description = StringDescription()
     if "data" not in item:
         mismatch_description.append('missing key "data"')
         return False
     if not self.optional and not item["data"]:
         mismatch_description.append('non-optional "data" is ')
         mismatch_description.append_description_of(item["data"])
         return False
     if self.many:
         if not isinstance(item["data"], list):
             mismatch_description.append(
                 f'"data" is not a `list`\n     got: `{item.__class__.__name__}`'
             )
             return False
         for index, data in enumerate(item["data"]):
             if not self._match_resource(
                     data, mismatch_description, index=index):
                 return False
     elif not self._match_resource(item["data"], mismatch_description):
         return False
     return self._matches_includes(item, mismatch_description)
Esempio n. 26
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def _assert_match(actual, matcher, reason):
    if not matcher.matches(actual):
        description = StringDescription()
        description.append_text(reason)             \
                   .append_text('\nExpected: ')     \
                   .append_description_of(matcher)  \
                   .append_text('\n     but: ')
        matcher.describe_mismatch(actual, description)
        description.append_text('\n')
        raise AssertionError(description)
Esempio n. 27
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 def test_failure_error(self):
     desc = StringDescription()
     matcher = is_counter('foo', '1', 0.1)
     matcher.describe_to(desc)
     desc = str(desc)
     assert_that(
         desc,
         all_of(
             contains_string("(an instance of Observation and "),
             contains_string(
                 "an object with a property 'kind' matching 'c'"),
             contains_string(
                 "an object with a property 'name' matching 'foo'"),
             contains_string(
                 "an object with a property 'value' matching '1'"),
             contains_string(
                 "an object with a property 'sampling_rate' matching <0.1>")
         ))
Esempio n. 28
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    def wait_for(self, refresh_fn, matcher, timeout):
        matched = False
        counter = 0
        failure_message = StringDescription()
        while not matched and counter <= timeout:
            new_value = refresh_fn()
            match = matcher.matches(new_value)
            if not match:
                sleep(1)
                counter += 1
            else:
                matched = True

        if matched:
            return
        else:
            matcher.describe_mismatch(new_value, failure_message)
            raise AssertionError("After {} seconds test failed: {}".format(
                timeout, failure_message))
Esempio n. 29
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    def _matches(self, item):
        if not (isinstance(item, list) or isinstance(item, tuple)):
            self.messages.append(
                f'Can\'t perform ListSorted matcher on {type(item)} object.')

        pairs = [(item[i], item[i + 1]) for i in range(len(item) - 1)]
        for i, (left, right) in enumerate(pairs):
            matcher = self.pair_matcher(self.criteria(right))
            if not matcher.matches(self.criteria(left)):
                description = StringDescription()
                matcher.describe_to(description)
                description.append_text(' expected, but ')
                matcher.describe_mismatch(self.criteria(left), description)
                description.append(f'. items indexes are {i}, and {i + 1}')
                self.messages.append(str(description))
                return False
        return True
Esempio n. 30
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 def matches(self, item, mismatch_description=None):
     """Return whether the item is a resource object."""
     if mismatch_description is None:
         mismatch_description = StringDescription()
     match_result = super().matches(item, mismatch_description)
     if not match_result:
         return match_result
     if not self._match_dict(
             item,
             mismatch_description,
             attr_name="attributes",
             attr_description="attribute",
             matcher_dict=self.attributes,
     ):
         return False
     if not self._match_dict(
             item,
             mismatch_description,
             attr_name="relationships",
             attr_description="relationship",
             matcher_dict=self.relationships,
     ):
         return False
     return True
Esempio n. 31
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    def _matches(self, item):
        if not isinstance(item, HttpResponse):
            self.errors.append("Not an HttpResponse object")
            return False

        matches = True
        if item.status_code != self.status:
            matches = False
            self.errors.append("Status code was: <{}>".format(
                item.status_code))

        if self.headers_:
            for header, matcher in self.headers_.items():
                if not item.has_header(header):
                    matches = False
                    self.errors.append(
                        "Does not contain header <{}>".format(header))
                elif not matcher._matches(item[header]):
                    matches = False
                    descr = StringDescription()
                    matcher.describe_mismatch(item[header], descr)
                    self.errors.append("The value for header <{}> {}".format(
                        header, str(descr)))
        return matches
Esempio n. 32
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def assert_description(expected, matcher):
    description = StringDescription()
    description.append_description_of(matcher)
    assert expected == str(description)
Esempio n. 33
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    def testDescriptionIncludesMemoryAddress(self):
        description = StringDescription()
        expected = re.compile("same instance as " + ADDRESS_FORMAT + " 'abc'")

        description.append_description_of(same_instance('abc'));
        self.assertTrue(expected.match(str(description)))
Esempio n. 34
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 def assert_description(self, expected, matcher):
     description = StringDescription()
     description.append_description_of(matcher)
     self.assertEqual(expected, str(description))