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#!/usr/bin/env python
#
# Copyright (c), 2016-2020, SISSA (International School for Advanced Studies).
# All rights reserved.
# This file is distributed under the terms of the MIT License.
# See the file 'LICENSE' in the root directory of the present
# distribution, or http://opensource.org/licenses/MIT.
#
# @author Davide Brunato <brunato@sissa.it>
#
import pathlib
from textwrap import dedent
from xmlschema import XMLSchema11
from xmlschema.testing import XsdValidatorTestCase
class TestXsdAssert(XsdValidatorTestCase):
cases_dir = pathlib.Path(__file__).parent.joinpath('../test_cases')
schema_class = XMLSchema11
def test_base_api(self):
schema = self.schema_class(dedent("""\
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:complexType name="intRange">
<xs:attribute name="min" type="xs:int"/>
<xs:attribute name="max" type="xs:int"/>
<xs:assert test="@min le @max"/>
</xs:complexType>
<xs:element name="root" type="intRange"/>
</xs:schema>
"""))
self.assertEqual(len(schema.types['intRange'].assertions), 1)
assertion = schema.types['intRange'].assertions[0]
self.assertEqual(repr(assertion), "XsdAssert(test='@min le @max')")
self.assertTrue(assertion.built)
assertion.build()
self.assertTrue(assertion.built)
self.assertEqual(len(list(iter(assertion))), 0)
schema = self.schema_class(dedent("""\
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:complexType name="intRange">
<xs:simpleContent>
<xs:extension base="xs:string">
<xs:attribute name="min" type="xs:int"/>
<xs:attribute name="max" type="xs:int"/>
<xs:assert test="@min le @max"/>
</xs:extension>
</xs:simpleContent>
</xs:complexType>
<xs:element name="root" type="intRange"/>
</xs:schema>
"""))
assertion = schema.types['intRange'].assertions[0]
self.assertEqual(len(list(iter(assertion))), 0)
self.assertEqual(repr(assertion), "XsdAssert(test='@min le @max')")
self.assertTrue(schema.is_valid('<root min="2" max="4">foo</root>'))
self.assertFalse(schema.is_valid('<root min="5" max="4">foo</root>'))
def test_assertion_on_text_content(self):
schema = self.schema_class(dedent("""\
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:complexType name="rootType" mixed="true">
<xs:sequence>
<xs:element name="child"/>
</xs:sequence>
<xs:assert test="child/text()='foo'"/>
</xs:complexType>
<xs:element name="root" type="rootType"/>
</xs:schema>
"""))
self.assertTrue(schema.is_valid('<root>bar<child>foo</child></root>'))
self.assertFalse(schema.is_valid('<root>bar<child></child></root>'))
self.assertFalse(schema.is_valid('<root>bar<child> foo </child></root>'))
def test_invalid_assertions(self):
schema = self.schema_class(dedent("""\
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:simpleType name="rootType">
<xs:restriction base="xs:string"/>
<xs:assert test="child/text()='foo'"/>
</xs:simpleType>
<xs:element name="root" type="rootType"/>
</xs:schema>
"""), validation='lax')
self.assertEqual(len(schema.all_errors), 1)
schema = self.schema_class(dedent("""\
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:complexType name="rootType" mixed="true">
<xs:sequence>
<xs:element name="child"/>
</xs:sequence>
<xs:assert/>
</xs:complexType>
<xs:element name="root" type="rootType"/>
</xs:schema>
"""), validation='lax')
self.assertEqual(len(schema.all_errors), 1)
def test_xpath_default_namespace(self):
schema = self.schema_class(dedent("""\
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
targetNamespace="http://xmlschema.test/ns"
xmlns="http://xmlschema.test/ns"
xpathDefaultNamespace="http://xmlschema.test/ns"
elementFormDefault="qualified">
<xs:complexType name="rootType" mixed="true">
<xs:sequence>
<xs:element name="child"/>
</xs:sequence>
<xs:assert test="child/text()='foo'"/>
<xs:assert test="true()"
xpathDefaultNamespace="http://xmlschema.test/other-ns"/>
</xs:complexType>
<xs:element name="root" type="rootType"/>
</xs:schema>
"""))
self.assertEqual(len(schema.types['rootType'].assertions), 2)
assertion = schema.types['rootType'].assertions[0]
self.assertEqual(assertion.xpath_default_namespace, 'http://xmlschema.test/ns')
assertion = schema.types['rootType'].assertions[1]
self.assertEqual(assertion.xpath_default_namespace, 'http://xmlschema.test/other-ns')
self.assertIsNone(schema.validate(
'<root xmlns="http://xmlschema.test/ns"><child>foo</child></root>'
))
self.assertFalse(schema.is_valid('<root><child>foo</child></root>'))
def test_typed_value(self):
schema = self.schema_class(dedent("""\
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:complexType name="rootType" mixed="true">
<xs:sequence>
<xs:element name="child" type="xs:int"/>
</xs:sequence>
<xs:assert test="child le 10"/>
</xs:complexType>
<xs:element name="root" type="rootType"/>
</xs:schema>
"""))
self.assertTrue(schema.is_valid('<root><child>10</child></root>'))
self.assertTrue(schema.is_valid('<root><child>9</child></root>'))
self.assertFalse(schema.is_valid('<root><child>11</child></root>'))
self.assertFalse(schema.is_valid('<root><child>ten</child></root>'))
if __name__ == '__main__':
from xmlschema.testing import run_xmlschema_tests
run_xmlschema_tests('XSD 1.1 assertions')
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