<a foo='bar'/> PASSED!
<a foo='&bar'/> PASSED!
<a foo='bar&'/> PASSED!
<a foo='bar&;'/> PASSED!
<a foo='b&a;r'/> PASSED!
<a foo='&b;ar&;'/> PASSED!
<a foo='&b;ar&;'/> PASSED!
<a foo='&123b;ar&;'/> PASSED!
<a foo='&bxxx;ar&;'/> PASSED!
<a foo='&bx;ar&;'/> PASSED!
<a foo='&by;ar&;'/> PASSED!
<a foo='&#33;'/> PASSED!
<a foo='&#3;'/> PASSED!
<a foo='&#x3;'/> PASSED!
<a foo='&#x33;'/> PASSED!
<a foo='&#33;ar&;'/> PASSED!
<a foo='&#3;ar&;'/> PASSED!
<a foo='&#x3;ar&;'/> PASSED!
<a foo='&#x33;ar&;'/> PASSED!
