<?xml version="1.0" encoding="UTF-8"?>
<xsd:schema
    targetNamespace="urn:test-date-attribute"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema"
    xmlns="urn:test-date-attribute" elementFormDefault="qualified"
    attributeFormDefault="unqualified" version="1">
    <xsd:simpleType name="testDatewTZone">
        <xsd:restriction base="xsd:date">
            <xsd:minInclusive value="1970-01-01"/>
            <xsd:maxInclusive value="2049-12-31"/>
            <xsd:pattern value="\d\d\d\d-\d\d-\d\d"/>
        </xsd:restriction>
    </xsd:simpleType>
    <xsd:element name="TestElementWithDateAttribute">
        <xsd:complexType>
            <xsd:attribute name="SomeDate" type="testDatewTZone" use="required"/>
        </xsd:complexType>
    </xsd:element>
</xsd:schema>