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+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+import datetime
+import yaml
+
+from toscaparser.common import exception
+from toscaparser.elements.constraints import Constraint
+from toscaparser.elements.constraints import Schema
+from toscaparser.tests.base import TestCase
+from toscaparser.utils.gettextutils import _
+from toscaparser.utils import yamlparser
+
+
+class ConstraintTest(TestCase):
+
+ def test_schema_dict(self):
+ tpl_snippet = '''
+ cpus:
+ type: integer
+ description: Number of CPUs for the server.
+ '''
+ schema = yamlparser.simple_parse(tpl_snippet)
+ cpus_schema = Schema('cpus', schema['cpus'])
+ self.assertEqual(len(cpus_schema), 2)
+ self.assertEqual('integer', cpus_schema.type)
+ self.assertEqual('Number of CPUs for the server.',
+ cpus_schema.description)
+ self.assertEqual(True, cpus_schema.required)
+ self.assertIsNone(cpus_schema.default)
+
+ def test_schema_not_dict(self):
+ tpl_snippet = '''
+ cpus:
+ - type: integer
+ - description: Number of CPUs for the server.
+ '''
+ schema = yamlparser.simple_parse(tpl_snippet)
+ error = self.assertRaises(exception.InvalidSchemaError, Schema,
+ 'cpus', schema['cpus'])
+ self.assertEqual(_('Schema definition of "cpus" must be a dict.'),
+ str(error))
+
+ def test_schema_miss_type(self):
+ tpl_snippet = '''
+ cpus:
+ description: Number of CPUs for the server.
+ '''
+ schema = yamlparser.simple_parse(tpl_snippet)
+ error = self.assertRaises(exception.InvalidSchemaError, Schema,
+ 'cpus', schema['cpus'])
+ self.assertEqual(_('Schema definition of "cpus" must have a "type" '
+ 'attribute.'), str(error))
+
+ def test_schema_none_description(self):
+ tpl_snippet = '''
+ cpus:
+ type: integer
+ '''
+ schema = yamlparser.simple_parse(tpl_snippet)
+ cpus_schema = Schema('cpus', schema['cpus'])
+ self.assertEqual('', cpus_schema.description)
+
+ def test_invalid_constraint_type(self):
+ schema = {'invalid_type': 2}
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.INTEGER,
+ schema)
+ self.assertEqual(_('Invalid property "invalid_type".'),
+ str(error))
+
+ def test_invalid_prop_type(self):
+ schema = {'length': 5}
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.INTEGER,
+ schema)
+ self.assertEqual(_('Property "length" is not valid for data type '
+ '"integer".'), str(error))
+
+ def test_invalid_validvalues(self):
+ schema = {'valid_values': 2}
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.INTEGER,
+ schema)
+ self.assertEqual(_('The property "valid_values" expects a list.'),
+ str(error))
+
+ def test_validvalues_validate(self):
+ schema = {'valid_values': [2, 4, 6, 8]}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ self.assertIsNone(constraint.validate(4))
+
+ def test_validvalues_validate_fail(self):
+ schema = {'valid_values': [2, 4, 6, 8]}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 5)
+ self.assertEqual(_('The value "5" of property "prop" is not valid. '
+ 'Expected a value from "[2, 4, 6, 8]".'),
+ str(error))
+
+ def test_invalid_in_range(self):
+ snippet = 'in_range: {2, 6}'
+ schema = yaml.load(snippet)
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.INTEGER,
+ schema)
+ self.assertEqual(_('The property "in_range" expects a list.'),
+ str(error))
+
+ def test_in_range_min_max(self):
+ schema = {'in_range': [2, 6]}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ self.assertEqual(2, constraint.min)
+ self.assertEqual(6, constraint.max)
+
+ def test_in_range_validate(self):
+ schema = {'in_range': [2, 6]}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ self.assertIsNone(constraint.validate(2))
+ self.assertIsNone(constraint.validate(4))
+ self.assertIsNone(constraint.validate(6))
+
+ def test_in_range_validate_fail(self):
+ schema = {'in_range': [2, 6]}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 8)
+ self.assertEqual(_('The value "8" of property "prop" is out of range '
+ '"(min:2, max:6)".'), str(error))
+
+ def test_equal_validate(self):
+ schema = {'equal': 4}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ self.assertIsNone(constraint.validate(4))
+
+ def test_equal_validate_fail(self):
+ schema = {'equal': 4}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 8)
+ self.assertEqual('The value "8" of property "prop" is not equal to '
+ '"4".', str(error))
+
+ def test_greater_than_validate(self):
+ schema = {'greater_than': 4}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ self.assertIsNone(constraint.validate(6))
+
+ def test_greater_than_validate_fail(self):
+ schema = {'greater_than': 4}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 3)
+ self.assertEqual(_('The value "3" of property "prop" must be greater '
+ 'than "4".'), str(error))
+
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 4)
+ self.assertEqual(_('The value "4" of property "prop" must be greater '
+ 'than "4".'), str(error))
+
+ def test_greater_than_invalid(self):
+ snippet = 'greater_than: {4}'
+ schema = yaml.load(snippet)
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.INTEGER,
+ schema)
+ self.assertEqual(_('The property "greater_than" expects comparable '
+ 'values.'), str(error))
+
+ def test_greater_or_equal_validate(self):
+ schema = {'greater_or_equal': 3.9}
+ constraint = Constraint('prop', Schema.FLOAT, schema)
+ self.assertIsNone(constraint.validate(3.9))
+ self.assertIsNone(constraint.validate(4.0))
+
+ def test_greater_or_equal_validate_fail(self):
+ schema = {'greater_or_equal': 3.9}
+ constraint = Constraint('prop', Schema.FLOAT, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 3.0)
+ self.assertEqual(_('The value "3.0" of property "prop" must be '
+ 'greater than or equal to "3.9".'),
+ str(error))
+
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 3.8)
+ self.assertEqual(_('The value "3.8" of property "prop" must be '
+ 'greater than or equal to "3.9".'),
+ str(error))
+
+ def test_greater_or_equal_invalid(self):
+ snippet = 'greater_or_equal: {3.9}'
+ schema = yaml.load(snippet)
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.INTEGER,
+ schema)
+ self.assertEqual(_('The property "greater_or_equal" expects '
+ 'comparable values.'), str(error))
+
+ def test_less_than_validate(self):
+ schema = {'less_than': datetime.date(2014, 0o7, 25)}
+ constraint = Constraint('prop', Schema.TIMESTAMP, schema)
+ self.assertIsNone(constraint.validate(datetime.date(2014, 0o7, 20)))
+ self.assertIsNone(constraint.validate(datetime.date(2014, 0o7, 24)))
+
+ def test_less_than_validate_fail(self):
+ schema = {'less_than': datetime.date(2014, 0o7, 25)}
+ constraint = Constraint('prop', Schema.TIMESTAMP, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate,
+ datetime.date(2014, 0o7, 25))
+ self.assertEqual(_('The value "2014-07-25" of property "prop" must be '
+ 'less than "2014-07-25".'),
+ str(error))
+
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate,
+ datetime.date(2014, 0o7, 27))
+ self.assertEqual(_('The value "2014-07-27" of property "prop" must be '
+ 'less than "2014-07-25".'),
+ str(error))
+
+ def test_less_than_invalid(self):
+ snippet = 'less_than: {3.9}'
+ schema = yaml.load(snippet)
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.INTEGER,
+ schema)
+ self.assertEqual(_('The property "less_than" expects comparable '
+ 'values.'), str(error))
+
+ def test_less_or_equal_validate(self):
+ schema = {'less_or_equal': 4}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ self.assertIsNone(constraint.validate(4))
+ self.assertIsNone(constraint.validate(3))
+
+ def test_less_or_equal_validate_fail(self):
+ schema = {'less_or_equal': 4}
+ constraint = Constraint('prop', Schema.INTEGER, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 5)
+ self.assertEqual(_('The value "5" of property "prop" must be less '
+ 'than or equal to "4".'), str(error))
+
+ def test_less_or_equal_invalid(self):
+ snippet = 'less_or_equal: {3.9}'
+ schema = yaml.load(snippet)
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.INTEGER,
+ schema)
+ self.assertEqual(_('The property "less_or_equal" expects comparable '
+ 'values.'), str(error))
+
+ def test_invalid_length(self):
+ schema = {'length': 'four'}
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.STRING,
+ schema)
+ self.assertEqual(_('The property "length" expects an integer.'),
+ str(error))
+
+ schema = {'length': 4.5}
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.STRING,
+ schema)
+ self.assertEqual(_('The property "length" expects an integer.'),
+ str(error))
+
+ def test_length_validate(self):
+ schema = {'length': 4}
+ constraint = Constraint('prop', Schema.STRING, schema)
+ self.assertIsNone(constraint.validate('abcd'))
+
+ def test_length_validate_fail(self):
+ schema = {'length': 4}
+ constraint = Constraint('prop', Schema.STRING, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 'abc')
+ self.assertEqual(_('Length of value "abc" of property "prop" must '
+ 'be equal to "4".'), str(error))
+
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate,
+ 'abcde')
+ self.assertEqual(_('Length of value "abcde" of property "prop" must '
+ 'be equal to "4".'), str(error))
+
+ def test_invalid_min_length(self):
+ schema = {'min_length': 'four'}
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.STRING,
+ schema)
+ self.assertEqual(_('The property "min_length" expects an integer.'),
+ str(error))
+
+ def test_min_length_validate(self):
+ schema = {'min_length': 4}
+ constraint = Constraint('prop', Schema.STRING, schema)
+ self.assertIsNone(constraint.validate('abcd'))
+ self.assertIsNone(constraint.validate('abcde'))
+
+ def test_min_length_validate_fail(self):
+ schema = {'min_length': 4}
+ constraint = Constraint('prop', Schema.STRING, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 'abc')
+ self.assertEqual(_('Length of value "abc" of property "prop" must '
+ 'be at least "4".'), str(error))
+
+ def test_invalid_max_length(self):
+ schema = {'max_length': 'four'}
+ error = self.assertRaises(exception.InvalidSchemaError, Constraint,
+ 'prop', Schema.STRING,
+ schema)
+ self.assertEqual(_('The property "max_length" expects an integer.'),
+ str(error))
+
+ def test_max_length_validate(self):
+ schema = {'max_length': 4}
+ constraint = Constraint('prop', Schema.STRING, schema)
+ self.assertIsNone(constraint.validate('abcd'))
+ self.assertIsNone(constraint.validate('abc'))
+
+ def test_max_length_validate_fail(self):
+ schema = {'max_length': 4}
+ constraint = Constraint('prop', Schema.STRING, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate,
+ 'abcde')
+ self.assertEqual(_('Length of value "abcde" of property "prop" '
+ 'must be no greater than "4".'),
+ str(error))
+
+ def test_pattern_validate(self):
+ schema = {'pattern': '[0-9]*'}
+ constraint = Constraint('prop', Schema.STRING, schema)
+ self.assertIsNone(constraint.validate('123'))
+
+ def test_pattern_validate_fail(self):
+ schema = {'pattern': '[0-9]*'}
+ constraint = Constraint('prop', Schema.STRING, schema)
+ error = self.assertRaises(exception.ValidationError,
+ constraint.validate, 'abc')
+ self.assertEqual(_('The value "abc" of property "prop" does not '
+ 'match pattern "[0-9]*".'), str(error))
+
+ def test_min_length_with_map(self):
+ schema = {'min_length': 1}
+ constraint = Constraint('prop', Schema.MAP, schema)
+ try:
+ constraint.validate({"k": "v"})
+ except Exception as ex:
+ self.fail(ex)
+
+ def test_max_length_with_map(self):
+ schema = {'max_length': 1}
+ constraint = Constraint('prop', Schema.MAP, schema)
+ try:
+ constraint.validate({"k": "v"})
+ except Exception as ex:
+ self.fail(ex)