### Tests

- attrs_001 - simple attribute
- attrs_002 - attribute value with new lines
- attrs_003 - attribute value with escaped text
- attrs_004 - attribute value with escaped text
- attrs_005 - attribute value with \r\n
- attrs_006 - escaped `<`
- attrs_err_001 - duplicated attributes
- attrs_err_002 - duplicated attributes via namespaces
- cdata_001 - simple case
- cdata_002 - simple case
- cdata_003 - empty
- cdata_004 - simple case
- cdata_005 - mixed text and cdata
- cdata_006 - simple case
- comments_001 - comment before and after the root element
- elems_err_001 - invalid tree structure
- elems_err_002 - invalid tree structure with namespace
- entity_001 - entity reference to an element
- entity_002 - entity reference to an attribute value
- entity_003 - many entity references to an attribute value
- entity_004 - entity reference to a text
- entity_005 - unused entity reference
- entity_006 - entity reference to an escaped text
- entity_007 - indirect entity reference to an attribute value
- entity_008 - entity reference to an element
- entity_009 - entity reference to a mixed content
- entity_010 - entity reference to an element with an entity reference
- entity_011 - character and entity references in attributes
- entity_012 - mixed entity references in text
- entity_013 - many entity references in text
- entity_014 - many entity references in attribute
- entity_err_001 - unknown entity reference
- entity_err_002 - recursive entity references
- entity_err_003 - reference to a close tag
- entity_err_004 - reference to a close tag
- entity_err_005 - billion laughs
- entity_err_006 - billion laughs
- entity_err_007 - malformed entity inside an attribute
- entity_err_008 - malformed entity inside a character data/text
- entity_err_009 - escaped `<` inside an attribute inside an entity is an error
- ns_001 - attributes with different namespaces
- ns_002 - attribute is not affected by the default namespace
- ns_003 - attributes with different namespaces
- ns_004 - `href` with a custom prefix
- ns_005 - `xml` namespace resolving
- ns_006 - `xml` namespace overriding
- ns_007 - many namespaces
- ns_008 - namespace propagation
- ns_009 - namespace overwriting
- ns_010 - indirect namespace propagation
- ns_011 - empty URI
- ns_012 - namespace propagation
- ns_013 - namespace from entity
- ns_014 - no namespaces
- ns_015 - duplicated namespaces with different prefixes and a child element without prefix
- ns_016 - an empty element with namespace on parent
- ns_017 - duplicated namespaces with different prefixes and a child element with prefix
- ns_err_001 - invalid `xml` URI
- ns_err_002 - reserved URI
- ns_err_003 - reserved URI
- ns_err_004 - duplicated namespaces
- ns_err_005 - escaped namespace
- ns_err_006 - escaped namespace
- ns_err_007 - reserved URI
- ns_err_008 - reserved URI
- ns_err_009 - `xmlns` cannot be used as an element prefix
- ns_err_010 - an element with an unknown namespace
- ns_err_011 - an attribute with an unknown namespace
- ns_err_012 - closing tag with missing namespace prefix
- ns_err_013 - closing tag with missing namespace prefix and default namespace
- text_001 - single space text
- text_002 - single escaped space text
- text_003 - escaped text
- text_004 - '>' text
- text_005 - '\n\r\r\n' text
- text_006 - '\r\r\r' text
- text_007 - '\r\n\r\n' text
- text_008 - only whitespaces
- text_009 - escaped text
- text_010 - text around elements
- text_011 - mixed character references in text
- tree_001 - all node types
- tree_002 - BOM
- tree_003 - Windows-1251 encoding
- tree_err_001 - no elements