def test_get_with_nested(self):
"""
It is possible to access nested nodes.
"""
schema = NodeSchema("foo", [NodeSchema("bar", [LeafSchema("egg")])])
root = etree.fromstring("<foo><bar><egg>spam</egg></bar></foo>")
foo = schema.create(root)
self.assertEqual("spam", foo.bar.egg)
def test_set_with_unknown_tag(self):
"""
An error is raised when trying to set an attribute not in the schema.
"""
schema = NodeSchema("foo")
foo = schema.create()
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", "egg")
self.assertEqual("Unknown tag 'bar'", error.message)
def test_dump_with_missing_attribute(self):
"""
L{NodeSchema.dump} ignores missing attributes if C{min_occurs} is zero.
"""
schema = NodeSchema("foo")
schema.add(LeafSchema("bar"), min_occurs=0)
foo = NodeItem(schema)
self.assertEqual("<foo/>", etree.tostring(schema.dump(foo)))
def test_set_with_unknown_tag(self):
"""
An error is raised when trying to set an attribute not in the schema.
"""
schema = NodeSchema("foo")
foo = schema.create()
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", "egg")
self.assertEqual("Unknown tag 'bar'", error.message)
def test_dump_with_missing_attribute(self):
"""
L{NodeSchema.dump} ignores missing attributes if C{min_occurs} is zero.
"""
schema = NodeSchema("foo")
schema.add(LeafSchema("bar"), min_occurs=0)
foo = NodeItem(schema)
self.assertEqual("<foo/>", etree.tostring(schema.dump(foo)))
def test_get_with_nested(self):
"""
It is possible to access nested nodes.
"""
schema = NodeSchema("foo", [NodeSchema("bar", [LeafSchema("egg")])])
root = etree.fromstring("<foo><bar><egg>spam</egg></bar></foo>")
foo = schema.create(root)
self.assertEqual("spam", foo.bar.egg)
def test_get_with_namespace(self):
"""
The child leaf elements of a L{NodeItem} can be accessed as attributes.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo xmlns=\"spam\"><bar>egg</bar></foo>")
foo = schema.create(root)
self.assertEqual("egg", foo.bar)
def test_get_with_namespace(self):
"""
The child leaf elements of a L{NodeItem} can be accessed as attributes.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo xmlns=\"spam\"><bar>egg</bar></foo>")
foo = schema.create(root)
self.assertEqual("egg", foo.bar)
def test_set_with_previous_child(self):
"""
L{SequenceSchema.set} raises an error if the sequence has already
a child.
"""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
error = self.assertRaises(RuntimeError, schema.set, NodeSchema("egg"))
self.assertEqual("Sequence has already a child", str(error))
def test_get_with_reserved_keyword(self):
"""
Attributes associated to tags named against required attributes can
be accessed appending a '_' to the name.
"""
schema = NodeSchema("foo", [LeafSchema("return")])
root = etree.fromstring("<foo><return>true</return></foo>")
foo = schema.create(root)
self.assertEqual("true", foo.return_)
def test_get_with_non_required_tag(self):
"""
No error is raised if a tag is missing and its min count is zero.
"""
schema = NodeSchema("foo")
schema.add(LeafSchema("bar"), min_occurs=0)
root = etree.fromstring("<foo></foo>")
foo = schema.create(root)
self.assertIdentical(None, foo.bar)
def test_get_with_many_children(self):
"""
Multiple children are supported.
"""
schema = NodeSchema("foo", [LeafSchema("bar"), LeafSchema("egg")])
root = etree.fromstring("<foo><bar>spam1</bar><egg>spam2</egg></foo>")
foo = schema.create(root)
self.assertEqual("spam1", foo.bar)
self.assertEqual("spam2", foo.egg)
def test_dump(self):
"""
L{NodeSchema.dump} creates an L{etree.Element} out of a L{NodeItem}.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
foo = NodeItem(schema)
foo.bar = "spam"
self.assertEqual("<foo><bar>spam</bar></foo>",
etree.tostring(schema.dump(foo)))
def test_get_with_non_required_tag(self):
"""
No error is raised if a tag is missing and its min count is zero.
"""
schema = NodeSchema("foo")
schema.add(LeafSchema("bar"), min_occurs=0)
root = etree.fromstring("<foo></foo>")
foo = schema.create(root)
self.assertIdentical(None, foo.bar)
def test_get_with_many_children(self):
"""
Multiple children are supported.
"""
schema = NodeSchema("foo", [LeafSchema("bar"), LeafSchema("egg")])
root = etree.fromstring("<foo><bar>spam1</bar><egg>spam2</egg></foo>")
foo = schema.create(root)
self.assertEqual("spam1", foo.bar)
self.assertEqual("spam2", foo.egg)
def test_get_with_reserved_keyword(self):
"""
Attributes associated to tags named against required attributes can
be accessed appending a '_' to the name.
"""
schema = NodeSchema("foo", [LeafSchema("return")])
root = etree.fromstring("<foo><return>true</return></foo>")
foo = schema.create(root)
self.assertEqual("true", foo.return_)
def test_dump(self):
"""
L{NodeSchema.dump} creates an L{etree.Element} out of a L{NodeItem}.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
foo = NodeItem(schema)
foo.bar = "spam"
self.assertEqual("<foo><bar>spam</bar></foo>",
etree.tostring(schema.dump(foo)))
def test_get_with_missing_required_tag(self):
"""
An error is raised when trying to access a required attribute and
the associated tag is missing.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo></foo>")
item = schema.create(root)
error = self.assertRaises(WSDLParseError, getattr, item, "bar")
self.assertEqual("Missing tag 'bar'", error.message)
def test_get_with_unknown_tag(self):
"""
An error is raised when trying to access an attribute not in the
schema.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo><bar>egg</bar><spam>boom</spam></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, getattr, foo, "spam")
self.assertEqual("Unknown tag 'spam'", error.message)
def test_get_with_missing_required_tag(self):
"""
An error is raised when trying to access a required attribute and
the associated tag is missing.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo></foo>")
item = schema.create(root)
error = self.assertRaises(WSDLParseError, getattr, item, "bar")
self.assertEqual("Missing tag 'bar'", error.message)
def test_get_with_empty_required_tag(self):
"""
An error is raised if an expected required tag is found but has and
empty value.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo><bar/></foo>")
item = schema.create(root)
error = self.assertRaises(WSDLParseError, getattr, item, "bar")
self.assertEqual("Missing tag 'bar'", error.message)
def test_dump_with_multiple_children(self):
"""
L{NodeSchema.dump} supports multiple children.
"""
schema = NodeSchema("foo", [LeafSchema("bar"), LeafSchema("egg")])
foo = NodeItem(schema)
foo.bar = "spam1"
foo.egg = "spam2"
self.assertEqual("<foo><bar>spam1</bar><egg>spam2</egg></foo>",
etree.tostring(schema.dump(foo)))
def test_set_with_duplicate_tag(self):
"""
An error is raised when trying to set an attribute associated
with a tag that appears more than once.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo><bar>spam1</bar><bar>spam2</bar></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", "egg")
self.assertEqual("Duplicate tag 'bar'", error.message)
def test_set_with_required_tag(self):
"""
An error is raised when trying to set a required attribute to C{None}.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo><bar>spam</bar></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", None)
self.assertEqual("Missing tag 'bar'", error.message)
self.assertEqual("spam", foo.bar)
def test_get_with_empty_required_tag(self):
"""
An error is raised if an expected required tag is found but has and
empty value.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo><bar/></foo>")
item = schema.create(root)
error = self.assertRaises(WSDLParseError, getattr, item, "bar")
self.assertEqual("Missing tag 'bar'", error.message)
def test_set_with_non_leaf_tag(self):
"""
An error is raised when trying to set a non-leaf attribute to
a value other than C{None}.
"""
schema = NodeSchema("foo", [NodeSchema("bar", [LeafSchema("egg")])])
root = etree.fromstring("<foo><bar><egg>spam</egg></bar></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", "yo")
self.assertEqual("Can't set non-leaf tag 'bar'", error.message)
def test_get_with_unknown_tag(self):
"""
An error is raised when trying to access an attribute not in the
schema.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo><bar>egg</bar><spam>boom</spam></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, getattr, foo, "spam")
self.assertEqual("Unknown tag 'spam'", error.message)
def test_dump_with_multiple_children(self):
"""
L{NodeSchema.dump} supports multiple children.
"""
schema = NodeSchema("foo", [LeafSchema("bar"), LeafSchema("egg")])
foo = NodeItem(schema)
foo.bar = "spam1"
foo.egg = "spam2"
self.assertEqual("<foo><bar>spam1</bar><egg>spam2</egg></foo>",
etree.tostring(schema.dump(foo)))
def test_set_with_required_tag(self):
"""
An error is raised when trying to set a required attribute to C{None}.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo><bar>spam</bar></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", None)
self.assertEqual("Missing tag 'bar'", error.message)
self.assertEqual("spam", foo.bar)
def test_set_with_non_leaf_tag(self):
"""
An error is raised when trying to set a non-leaf attribute to
a value other than C{None}.
"""
schema = NodeSchema("foo", [NodeSchema("bar", [LeafSchema("egg")])])
root = etree.fromstring("<foo><bar><egg>spam</egg></bar></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", "yo")
self.assertEqual("Can't set non-leaf tag 'bar'", error.message)
def test_set_with_duplicate_tag(self):
"""
An error is raised when trying to set an attribute associated
with a tag that appears more than once.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<foo><bar>spam1</bar><bar>spam2</bar></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", "egg")
self.assertEqual("Duplicate tag 'bar'", error.message)
def test_set_with_non_required_tag(self):
"""
It is possible to set a non-required tag value to C{None}, in that
case the element will be removed if present.
"""
schema = NodeSchema("foo")
schema.add(LeafSchema("bar"), min_occurs=0)
root = etree.fromstring("<foo><bar>spam</bar></foo>")
foo = schema.create(root)
foo.bar = None
self.assertEqual("<foo/>", etree.tostring(schema.dump(foo)))
def test_set_with_optional_node_tag(self):
"""
It is possible to set an optional node tag to C{None}, in that
case it will be removed from the tree.
"""
schema = NodeSchema("foo")
schema.add(NodeSchema("bar", [LeafSchema("egg")]), min_occurs=0)
root = etree.fromstring("<foo><bar><egg>spam</egg></bar></foo>")
foo = schema.create(root)
foo.bar = None
self.assertEqual("<foo/>", etree.tostring(schema.dump(foo)))
def test_set_with_required_non_leaf_tag(self):
"""
An error is raised when trying to set a required non-leaf tag
to C{None}.
"""
schema = NodeSchema("foo", [NodeSchema("bar", [LeafSchema("egg")])])
root = etree.fromstring("<foo><bar><egg>spam</egg></bar></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", None)
self.assertEqual("Missing tag 'bar'", error.message)
self.assertTrue(hasattr(foo, "bar"))
def test_set_with_required_non_leaf_tag(self):
"""
An error is raised when trying to set a required non-leaf tag
to C{None}.
"""
schema = NodeSchema("foo", [NodeSchema("bar", [LeafSchema("egg")])])
root = etree.fromstring("<foo><bar><egg>spam</egg></bar></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, setattr, foo, "bar", None)
self.assertEqual("Missing tag 'bar'", error.message)
self.assertTrue(hasattr(foo, "bar"))
def test_get_with_non_required_nested(self):
"""
It is possible to access a non-required nested node that has no
associated element in the XML yet, in that case a new element is
created for it.
"""
schema = NodeSchema("foo")
schema.add(NodeSchema("bar", [LeafSchema("egg")]), min_occurs=0)
root = etree.fromstring("<foo/>")
foo = schema.create(root)
foo.bar.egg = "spam"
self.assertEqual("<foo><bar><egg>spam</egg></bar></foo>",
etree.tostring(schema.dump(foo)))
def test_set_with_sequence_tag(self):
"""
It is possible to set a sequence tag to C{None}, in that case
all its children will be removed
"""
schema = NodeSchema("foo")
schema.add(SequenceSchema("bar",
NodeSchema("item", [LeafSchema("egg")])))
root = etree.fromstring("<foo>"
"<bar><item><egg>spam</egg></item></bar><"
"/foo>")
foo = schema.create(root)
foo.bar = None
self.assertEqual("<foo><bar/></foo>", etree.tostring(schema.dump(foo)))
def test_get_with_non_existing_index(self):
"""An error is raised when trying to access a non existing item."""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
root = etree.fromstring("<foo><item><bar>egg</bar></item></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, foo.__getitem__, 1)
self.assertEqual("Non existing item in tag 'foo'", error.message)
def test_get(self):
"""
The child elements of a L{SequenceItem} can be accessed as attributes.
"""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
root = etree.fromstring("<foo><item><bar>egg</bar></item></foo>")
foo = schema.create(root)
self.assertEqual("egg", foo[0].bar)
def test_get_items(self):
"""L{SequenceItem} supports elements with many child items."""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
root = etree.fromstring("<foo>"
"<item><bar>egg0</bar></item>"
"<item><bar>egg1</bar></item>"
"</foo>")
foo = schema.create(root)
self.assertEqual("egg0", foo[0].bar)
self.assertEqual("egg1", foo[1].bar)
def test_dump(self):
"""
L{SequenceSchema.dump} creates a L{etree.Element} out of
a L{SequenceItem}.
"""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
foo = SequenceItem(schema)
foo.append().bar = "egg"
self.assertEqual("<foo><item><bar>egg</bar></item></foo>",
etree.tostring(schema.dump(foo)))
def test_create_with_bad_tag(self):
"""
L{SequenceSchema.create} raises an error if the tag of the given
element doesn't match the expected one.
"""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
root = etree.fromstring("<spam><item><bar>egg</bar></item></spam>")
error = self.assertRaises(WSDLParseError, schema.create, root)
self.assertEqual("Expected response with tag 'foo', but got "
"'spam' instead", error.args[0])
def test_add_with_invalid_min(self):
"""
L{NodeSchema.add} allows the C{min_occurs} parameter to only be
C{None}, zero or one.
"""
schema = NodeSchema("foo")
self.assertRaises(RuntimeError, schema.add, LeafSchema("bar"),
min_occurs=-1)
self.assertRaises(RuntimeError, schema.add, LeafSchema("bar"),
min_occurs=2)
def test_iter(self):
"""L{SequenceItem} objects are iterable."""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
root = etree.fromstring("<foo>"
"<item><bar>egg0</bar></item>"
"<item><bar>egg1</bar></item>"
"</foo>")
foo = schema.create(root)
[item0, item1] = list(foo)
self.assertEqual("egg0", item0.bar)
self.assertEqual("egg1", item1.bar)
def test_remove_with_non_existing_item(self):
"""
L{SequenceItem.remove} raises an exception when trying to remove a
non existing item
"""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
root = etree.fromstring("<foo><item><bar>egg</bar></item></foo>")
foo = schema.create(root)
item = foo.remove(foo[0])
error = self.assertRaises(WSDLParseError, foo.remove, item)
self.assertEqual("Non existing item in tag 'foo'", error.message)
def test_create_with_bad_tag(self):
"""
L{NodeSchema.create} raises an error if the tag of the given element
doesn't match the expected one.
"""
schema = NodeSchema("foo", [LeafSchema("bar")])
root = etree.fromstring("<egg><bar>spam</bar></egg>")
error = self.assertRaises(WSDLParseError, schema.create, root)
self.assertEqual(
"Expected response with tag 'foo', but got "
"'egg' instead", error.message)
def test_append_with_too_many_items(self):
"""
An error is raised when trying to append items above the max.
"""
schema = SequenceSchema("foo")
schema.set(NodeSchema("item", [LeafSchema("bar")]), min_occurs=0,
max_occurs=1)
root = etree.fromstring("<foo><item><bar>egg</bar></item></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, foo.append)
self.assertEqual("Too many items in tag 'foo'", error.args[0])
self.assertEqual(1, len(list(foo)))
def test_dump_with_many_items(self):
"""
L{SequenceSchema.dump} supports many child items in the sequence.
"""
schema = SequenceSchema("foo", NodeSchema("item", [LeafSchema("bar")]))
foo = SequenceItem(schema)
foo.append().bar = "spam0"
foo.append().bar = "spam1"
self.assertEqual(
"<foo>"
"<item><bar>spam0</bar></item>"
"<item><bar>spam1</bar></item>"
"</foo>", etree.tostring(schema.dump(foo)))
def test_delitem_with_not_enough_items(self):
"""
L{SequenceItem.__delitem__} raises an error if trying to remove an item
would make the sequence shorter than the required minimum.
"""
schema = SequenceSchema("foo")
schema.set(NodeSchema("item", [LeafSchema("bar")]), min_occurs=1,
max_occurs=10)
root = etree.fromstring("<foo><item><bar>egg</bar></item></foo>")
foo = schema.create(root)
error = self.assertRaises(WSDLParseError, foo.__delitem__, 0)
self.assertEqual("Not enough items in tag 'foo'", error.args[0])
self.assertEqual(1, len(list(foo)))
def test_set_with_optional_node_tag(self):
"""
It is possible to set an optional node tag to C{None}, in that
case it will be removed from the tree.
"""
schema = NodeSchema("foo")
schema.add(NodeSchema("bar", [LeafSchema("egg")]), min_occurs=0)
root = etree.fromstring("<foo><bar><egg>spam</egg></bar></foo>")
foo = schema.create(root)
foo.bar = None
self.assertEqual("<foo/>", etree.tostring(schema.dump(foo)))
