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Þ'¯°ÌME[YéïĵÂCå½ Ué©Áû'Ê9%eÔðNU”ë‘ÌsD3/®+UI˜9h.WC”빓$#:pz:YÓ ¿xž* ³$Í +$kñAŠ‹†¢ Uê>¸)_š¬÷©ßAÂÔb9ÇU ¯¾á•9¯ÏÏ÷O÷¼¼Fähal1‰3Ì[Ïr•´UCksNÐ] R‘¸¥H+§Šé†c©vÖÞ0iÓ76s†î!§=ß ¼~Ô'°Ãmäoäš³ªøi1úÉ)³yV8 CLÄØÁ‘WYïi€H6ÖÑiámø^ÈY´°Ñ7¥Û*—Ñ©L«Qƒï—Ùrÿ ›£Ð*š¸ˆL©ˆ$ˆ ÷¾D§9È®«qbqC)–ˆïv´çñsÑVT­Ø, <àïºÀO«Jý·õ àfPìð .wFšir´þ’2_Y *Æ€x\« ì€9š@ Ž|F⇥ˆkZ@hÖÄ0t¿-<“‹qµ¾*ZL¤Ú)&BJpÓF5=$„at*Zš$’ÑtdûÝRI1 2Ž‰$€$I$#‰SÞ’Hë¬ï;Á$¡t$’`<(ñÇt)$‡Ð.Êf¢X’Kt=Éé$‚ˆªè¢oÝëòI%Rgcª÷ŠyI%¡‰ÿ !ñ)´õ $¤ Ô’IIGÿÙfrom unittest import TestCase import textwrap from jsonschema import exceptions from jsonschema.validators import _LATEST_VERSION class TestBestMatch(TestCase): def best_match_of(self, instance, schema): errors = list(_LATEST_VERSION(schema).iter_errors(instance)) best = exceptions.best_match(iter(errors)) reversed_best = exceptions.best_match(reversed(errors)) self.assertEqual( best._contents(), reversed_best._contents(), f"No consistent best match!\nGot: {best}\n\nThen: {reversed_best}", ) return best def test_shallower_errors_are_better_matches(self): schema = { "properties": { "foo": { "minProperties": 2, "properties": {"bar": {"type": "object"}}, }, }, } best = self.best_match_of(instance={"foo": {"bar": []}}, schema=schema) self.assertEqual(best.validator, "minProperties") def test_oneOf_and_anyOf_are_weak_matches(self): """ A property you *must* match is probably better than one you have to match a part of. """ schema = { "minProperties": 2, "anyOf": [{"type": "string"}, {"type": "number"}], "oneOf": [{"type": "string"}, {"type": "number"}], } best = self.best_match_of(instance={}, schema=schema) self.assertEqual(best.validator, "minProperties") def test_if_the_most_relevant_error_is_anyOf_it_is_traversed(self): """ If the most relevant error is an anyOf, then we traverse its context and select the otherwise *least* relevant error, since in this case that means the most specific, deep, error inside the instance. I.e. since only one of the schemas must match, we look for the most relevant one. """ schema = { "properties": { "foo": { "anyOf": [ {"type": "string"}, {"properties": {"bar": {"type": "array"}}}, ], }, }, } best = self.best_match_of(instance={"foo": {"bar": 12}}, schema=schema) self.assertEqual(best.validator_value, "array") def test_no_anyOf_traversal_for_equally_relevant_errors(self): """ We don't traverse into an anyOf (as above) if all of its context errors seem to be equally "wrong" against the instance. """ schema = { "anyOf": [ {"type": "string"}, {"type": "integer"}, {"type": "object"}, ], } best = self.best_match_of(instance=[], schema=schema) self.assertEqual(best.validator, "anyOf") def test_anyOf_traversal_for_single_equally_relevant_error(self): """ We *do* traverse anyOf with a single nested error, even though it is vacuously equally relevant to itself. """ schema = { "anyOf": [ {"type": "string"}, ], } best = self.best_match_of(instance=[], schema=schema) self.assertEqual(best.validator, "type") def test_if_the_most_relevant_error_is_oneOf_it_is_traversed(self): """ If the most relevant error is an oneOf, then we traverse its context and select the otherwise *least* relevant error, since in this case that means the most specific, deep, error inside the instance. I.e. since only one of the schemas must match, we look for the most relevant one. """ schema = { "properties": { "foo": { "oneOf": [ {"type": "string"}, {"properties": {"bar": {"type": "array"}}}, ], }, }, } best = self.best_match_of(instance={"foo": {"bar": 12}}, schema=schema) self.assertEqual(best.validator_value, "array") def test_no_oneOf_traversal_for_equally_relevant_errors(self): """ We don't traverse into an oneOf (as above) if all of its context errors seem to be equally "wrong" against the instance. """ schema = { "oneOf": [ {"type": "string"}, {"type": "integer"}, {"type": "object"}, ], } best = self.best_match_of(instance=[], schema=schema) self.assertEqual(best.validator, "oneOf") def test_oneOf_traversal_for_single_equally_relevant_error(self): """ We *do* traverse oneOf with a single nested error, even though it is vacuously equally relevant to itself. """ schema = { "oneOf": [ {"type": "string"}, ], } best = self.best_match_of(instance=[], schema=schema) self.assertEqual(best.validator, "type") def test_if_the_most_relevant_error_is_allOf_it_is_traversed(self): """ Now, if the error is allOf, we traverse but select the *most* relevant error from the context, because all schemas here must match anyways. """ schema = { "properties": { "foo": { "allOf": [ {"type": "string"}, {"properties": {"bar": {"type": "array"}}}, ], }, }, } best = self.best_match_of(instance={"foo": {"bar": 12}}, schema=schema) self.assertEqual(best.validator_value, "string") def test_nested_context_for_oneOf(self): """ We traverse into nested contexts (a oneOf containing an error in a nested oneOf here). """ schema = { "properties": { "foo": { "oneOf": [ {"type": "string"}, { "oneOf": [ {"type": "string"}, { "properties": { "bar": {"type": "array"}, }, }, ], }, ], }, }, } best = self.best_match_of(instance={"foo": {"bar": 12}}, schema=schema) self.assertEqual(best.validator_value, "array") def test_it_prioritizes_matching_types(self): schema = { "properties": { "foo": { "anyOf": [ {"type": "array", "minItems": 2}, {"type": "string", "minLength": 10}, ], }, }, } best = self.best_match_of(instance={"foo": "bar"}, schema=schema) self.assertEqual(best.validator, "minLength") reordered = { "properties": { "foo": { "anyOf": [ {"type": "string", "minLength": 10}, {"type": "array", "minItems": 2}, ], }, }, } best = self.best_match_of(instance={"foo": "bar"}, schema=reordered) self.assertEqual(best.validator, "minLength") def test_it_prioritizes_matching_union_types(self): schema = { "properties": { "foo": { "anyOf": [ {"type": ["array", "object"], "minItems": 2}, {"type": ["integer", "string"], "minLength": 10}, ], }, }, } best = self.best_match_of(instance={"foo": "bar"}, schema=schema) self.assertEqual(best.validator, "minLength") reordered = { "properties": { "foo": { "anyOf": [ {"type": "string", "minLength": 10}, {"type": "array", "minItems": 2}, ], }, }, } best = self.best_match_of(instance={"foo": "bar"}, schema=reordered) self.assertEqual(best.validator, "minLength") def test_boolean_schemas(self): schema = {"properties": {"foo": False}} best = self.best_match_of(instance={"foo": "bar"}, schema=schema) self.assertIsNone(best.validator) def test_one_error(self): validator = _LATEST_VERSION({"minProperties": 2}) error, = validator.iter_errors({}) self.assertEqual( exceptions.best_match(validator.iter_errors({})).validator, "minProperties", ) def test_no_errors(self): validator = _LATEST_VERSION({}) self.assertIsNone(exceptions.best_match(validator.iter_errors({}))) class TestByRelevance(TestCase): def test_short_paths_are_better_matches(self): shallow = exceptions.ValidationError("Oh no!", path=["baz"]) deep = exceptions.ValidationError("Oh yes!", path=["foo", "bar"]) match = max([shallow, deep], key=exceptions.relevance) self.assertIs(match, shallow) match = max([deep, shallow], key=exceptions.relevance) self.assertIs(match, shallow) def test_global_errors_are_even_better_matches(self): shallow = exceptions.ValidationError("Oh no!", path=[]) deep = exceptions.ValidationError("Oh yes!", path=["foo"]) errors = sorted([shallow, deep], key=exceptions.relevance) self.assertEqual( [list(error.path) for error in errors], [["foo"], []], ) errors = sorted([deep, shallow], key=exceptions.relevance) self.assertEqual( [list(error.path) for error in errors], [["foo"], []], ) def test_weak_keywords_are_lower_priority(self): weak = exceptions.ValidationError("Oh no!", path=[], validator="a") normal = exceptions.ValidationError("Oh yes!", path=[], validator="b") best_match = exceptions.by_relevance(weak="a") match = max([weak, normal], key=best_match) self.assertIs(match, normal) match = max([normal, weak], key=best_match) self.assertIs(match, normal) def test_strong_keywords_are_higher_priority(self): weak = exceptions.ValidationError("Oh no!", path=[], validator="a") normal = exceptions.ValidationError("Oh yes!", path=[], validator="b") strong = exceptions.ValidationError("Oh fine!", path=[], validator="c") best_match = exceptions.by_relevance(weak="a", strong="c") match = max([weak, normal, strong], key=best_match) self.assertIs(match, strong) match = max([strong, normal, weak], key=best_match) self.assertIs(match, strong) class TestErrorTree(TestCase): def test_it_knows_how_many_total_errors_it_contains(self): # FIXME: #442 errors = [ exceptions.ValidationError("Something", validator=i) for i in range(8) ] tree = exceptions.ErrorTree(errors) self.assertEqual(tree.total_errors, 8) def test_it_contains_an_item_if_the_item_had_an_error(self): errors = [exceptions.ValidationError("a message", path=["bar"])] tree = exceptions.ErrorTree(errors) self.assertIn("bar", tree) def test_it_does_not_contain_an_item_if_the_item_had_no_error(self): errors = [exceptions.ValidationError("a message", path=["bar"])] tree = exceptions.ErrorTree(errors) self.assertNotIn("foo", tree) def test_keywords_that_failed_appear_in_errors_dict(self): error = exceptions.ValidationError("a message", validator="foo") tree = exceptions.ErrorTree([error]) self.assertEqual(tree.errors, {"foo": error}) def test_it_creates_a_child_tree_for_each_nested_path(self): errors = [ exceptions.ValidationError("a bar message", path=["bar"]), exceptions.ValidationError("a bar -> 0 message", path=["bar", 0]), ] tree = exceptions.ErrorTree(errors) self.assertIn(0, tree["bar"]) self.assertNotIn(1, tree["bar"]) def test_children_have_their_errors_dicts_built(self): e1, e2 = ( exceptions.ValidationError("1", validator="foo", path=["bar", 0]), exceptions.ValidationError("2", validator="quux", path=["bar", 0]), ) tree = exceptions.ErrorTree([e1, e2]) self.assertEqual(tree["bar"][0].errors, {"foo": e1, "quux": e2}) def test_multiple_errors_with_instance(self): e1, e2 = ( exceptions.ValidationError( "1", validator="foo", path=["bar", "bar2"], instance="i1"), exceptions.ValidationError( "2", validator="quux", path=["foobar", 2], instance="i2"), ) exceptions.ErrorTree([e1, e2]) def test_it_does_not_contain_subtrees_that_are_not_in_the_instance(self): error = exceptions.ValidationError("123", validator="foo", instance=[]) tree = exceptions.ErrorTree([error]) with self.assertRaises(IndexError): tree[0] def test_if_its_in_the_tree_anyhow_it_does_not_raise_an_error(self): """ If a keyword refers to a path that isn't in the instance, the tree still properly returns a subtree for that path. """ error = exceptions.ValidationError( "a message", validator="foo", instance={}, path=["foo"], ) tree = exceptions.ErrorTree([error]) self.assertIsInstance(tree["foo"], exceptions.ErrorTree) def test_repr(self): e1, e2 = ( exceptions.ValidationError( "1", validator="foo", path=["bar", "bar2"], instance="i1"), exceptions.ValidationError( "2", validator="quux", path=["foobar", 2], instance="i2"), ) tree = exceptions.ErrorTree([e1, e2]) self.assertEqual(repr(tree), "") class TestErrorInitReprStr(TestCase): def make_error(self, **kwargs): defaults = dict( message="hello", validator="type", validator_value="string", instance=5, schema={"type": "string"}, ) defaults.update(kwargs) return exceptions.ValidationError(**defaults) def assertShows(self, expected, **kwargs): expected = textwrap.dedent(expected).rstrip("\n") error = self.make_error(**kwargs) message_line, _, rest = str(error).partition("\n") self.assertEqual(message_line, error.message) self.assertEqual(rest, expected) def test_it_calls_super_and_sets_args(self): error = self.make_error() self.assertGreater(len(error.args), 1) def test_repr(self): self.assertEqual( repr(exceptions.ValidationError(message="Hello!")), "", ) def test_unset_error(self): error = exceptions.ValidationError("message") self.assertEqual(str(error), "message") kwargs = { "validator": "type", "validator_value": "string", "instance": 5, "schema": {"type": "string"}, } # Just the message should show if any of the attributes are unset for attr in kwargs: k = dict(kwargs) del k[attr] error = exceptions.ValidationError("message", **k) self.assertEqual(str(error), "message") def test_empty_paths(self): self.assertShows( """ Failed validating 'type' in schema: {'type': 'string'} On instance: 5 """, path=[], schema_path=[], ) def test_one_item_paths(self): self.assertShows( """ Failed validating 'type' in schema: {'type': 'string'} On instance[0]: 5 """, path=[0], schema_path=["items"], ) def test_multiple_item_paths(self): self.assertShows( """ Failed validating 'type' in schema['items'][0]: {'type': 'string'} On instance[0]['a']: 5 """, path=[0, "a"], schema_path=["items", 0, 1], ) def test_uses_pprint(self): self.assertShows( """ Failed validating 'maxLength' in schema: {0: 0, 1: 1, 2: 2, 3: 3, 4: 4, 5: 5, 6: 6, 7: 7, 8: 8, 9: 9, 10: 10, 11: 11, 12: 12, 13: 13, 14: 14, 15: 15, 16: 16, 17: 17, 18: 18, 19: 19} On instance: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24] """, instance=list(range(25)), schema=dict(zip(range(20), range(20))), validator="maxLength", ) def test_str_works_with_instances_having_overriden_eq_operator(self): """ Check for #164 which rendered exceptions unusable when a `ValidationError` involved instances with an `__eq__` method that returned truthy values. """ class DontEQMeBro(object): def __eq__(this, other): # pragma: no cover self.fail("Don't!") def __ne__(this, other): # pragma: no cover self.fail("Don't!") instance = DontEQMeBro() error = exceptions.ValidationError( "a message", validator="foo", instance=instance, validator_value="some", schema="schema", ) self.assertIn(repr(instance), str(error)) class TestHashable(TestCase): def test_hashable(self): set([exceptions.ValidationError("")]) set([exceptions.SchemaError("")])