PASS -- testing: text/xml -- responseXML: [object XMLDocument]

PASS -- testing: image/svg+xml -- responseXML: [object XMLDocument]

PASS -- testing: application/soap+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo/bar+xml -- responseXML: [object XMLDocument]

PASS -- testing: 123/BAR+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo_bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo-bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo+bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo~bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo!bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo$bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo^bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo{bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo}bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo|bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo%bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo'bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo`bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo#bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo&bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: foo*bar/baz+xml -- responseXML: [object XMLDocument]

PASS -- testing: text/html -- responseXML: null

PASS -- testing: image/png -- responseXML: null

PASS -- testing: invalid -- responseXML: null

PASS -- testing: foo bar/baz+xml -- responseXML: null

PASS -- testing: foo[bar/baz+xml -- responseXML: null

PASS -- testing: foo]bar/baz+xml -- responseXML: null

PASS -- testing: foo(bar/baz+xml -- responseXML: null

PASS -- testing: foo)bar/baz+xml -- responseXML: null

PASS -- testing: foo

PASS -- testing: foo>bar/baz+xml -- responseXML: null

PASS -- testing: foo@bar/baz+xml -- responseXML: null

PASS -- testing: foo,bar/baz+xml -- responseXML: null

PASS -- testing: foo;bar/baz+xml -- responseXML: null

PASS -- testing: foo:bar/baz+xml -- responseXML: null

PASS -- testing: foo\bar/baz+xml -- responseXML: null

PASS -- testing: foo"bar/baz+xml -- responseXML: null

PASS -- testing: foo/bar/baz+xml -- responseXML: null

PASS -- testing: foo?bar/baz+xml -- responseXML: null

PASS -- testing: foo=bar/baz+xml -- responseXML: null