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async_test(t => {
const frame = document.body.appendChild(document.createElement("iframe"));
frame.src = "support/document-with-embedded-svg.html";
const elements = {
"embed": ["getSVGDocument"],
"frame": ["contentDocument"],
"iframe": ["getSVGDocument", "contentDocument"],
"object": ["getSVGDocument", "contentDocument"]
};
function element_to_document(element, api) {
return api === "getSVGDocument" ? element[api]() : element[api];
}
function assert_apis(instance, assertNull = false) {
const name = instance.localName;
let priorPossibleDocument = null;
elements[name].forEach(api => {
const assertReason = `${name}.${api}`;
const possibleDocument = element_to_document(instance, api);
if (assertNull) {
assert_equals(possibleDocument, null, assertReason);
return;
} else {
assert_not_equals(possibleDocument, null, assertReason);
// This needs standardizing still
// assert_class_string(possibleDocument, "XMLDocument");
}
// Ensure getSVGDocument() and contentDocument if both available return the same
if (priorPossibleDocument === null) {
priorPossibleDocument = possibleDocument;
} else {
assert_equals(priorPossibleDocument, possibleDocument);
}
});
}
frame.onload = t.step_func_done(() => {
const instances = Object.keys(elements).map(element => frame.contentDocument.querySelector(element));
// Everything is same origin and same origin-domain, no sweat
instances.forEach(instance => assert_apis(instance));
// Make the SVG cross origin-domain (its container and the current settings object are not
// affected)
instances.forEach(instance => {
const svgDocument = element_to_document(instance, elements[instance.localName][0]);
svgDocument.domain = svgDocument.domain;
});
instances.forEach(instance => assert_apis(instance, true));
const svgContainer = frame.contentDocument;
// Make the current settings object same origin-domain with the SVG and cross origin-domain with
// SVG's container (SVG's container is not affected)
document.domain = document.domain;
assert_equals(frame.contentDocument, null);
instances.forEach(instance => assert_apis(instance, true));
// Make everything same origin-domain once more
svgContainer.domain = svgContainer.domain;
instances.forEach(instance => assert_apis(instance));
});
document.body.appendChild(frame);
}, "Test embed/frame/iframe/object nested document APIs for same origin-domain and cross origin-domain embedder document");
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