IDLGenerators: Set reflected unsigned long value according to spec

Setting an unsigned long attribute with IDL to a value outside the
range 0 to 2147483647, the value should be set to the default value.

(cherry picked from commit e5c99b475aba6a2a4a957f2adc8398a1693aade6)
This commit is contained in:
Tim Ledbetter 2024-11-26 19:46:55 +00:00 committed by Nico Weber
parent 921d76d48a
commit d094fc8351
3 changed files with 59 additions and 0 deletions

View file

@ -3793,6 +3793,22 @@ JS_DEFINE_NATIVE_FUNCTION(@class_name@::@attribute.setter_callback@)
impl->remove_attribute(HTML::AttributeNames::@attribute.reflect_name@);
else
MUST(impl->set_attribute(HTML::AttributeNames::@attribute.reflect_name@, String {}));
)~~~");
} else if (attribute.type->name() == "unsigned long") {
// The setter steps are:
// FIXME: 1. If the reflected IDL attribute is limited to only positive numbers and the given value is 0, then throw an "IndexSizeError" DOMException.
// 2. Let minimum be 0.
// FIXME: 3. If the reflected IDL attribute is limited to only positive numbers or limited to only positive numbers with fallback, then set minimum to 1.
// 4. Let newValue be minimum.
// FIXME: 5. If the reflected IDL attribute has a default value, then set newValue to defaultValue.
// 6. If the given value is in the range minimum to 2147483647, inclusive, then set newValue to it.
// 7. Run this's set the content attribute with newValue converted to the shortest possible string representing the number as a valid non-negative integer.
attribute_generator.append(R"~~~(
u32 minimum = 0;
u32 new_value = minimum;
if (cpp_value >= minimum && cpp_value <= 2147483647)
new_value = cpp_value;
MUST(impl->set_attribute(HTML::AttributeNames::@attribute.reflect_name@, String::number(new_value)));
)~~~");
} else if (attribute.type->is_integer() && !attribute.type->is_nullable()) {
attribute_generator.append(R"~~~(

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@ -0,0 +1,16 @@
img.getAttribute("hspace") after img.setAttribute("hspace", "1"): 1
img.hspace after img.setAttribute("hspace", "1"): 1
img.getAttribute("hspace") after img.hspace = 1: 1
img.hspace after img.hspace = 1: 1
img.getAttribute("hspace") after img.setAttribute("hspace", "2147483647"): 2147483647
img.hspace after img.setAttribute("hspace", "2147483647"): 2147483647
img.getAttribute("hspace") after img.hspace = 2147483647: 2147483647
img.hspace after img.hspace = 2147483647: 2147483647
img.getAttribute("hspace") after img.setAttribute("hspace", "2147483648"): 2147483648
img.hspace after img.setAttribute("hspace", "2147483648"): 0
img.getAttribute("hspace") after img.hspace = 2147483648: 0
img.hspace after img.hspace = 2147483648: 0
img.getAttribute("hspace") after img.setAttribute("hspace", "4294967295"): 4294967295
img.hspace after img.setAttribute("hspace", "4294967295"): 0
img.getAttribute("hspace") after img.hspace = 4294967295: 0
img.hspace after img.hspace = 4294967295: 0

View file

@ -0,0 +1,27 @@
<!DOCTYPE html>
<script src="../include.js"></script>
<script>
test(() => {
function testProperty(elementName, propertyName, propertyGetter, propertySetter) {
const attributeName = propertyName.toLowerCase();
function setValue(value) {
let element = document.createElement(elementName);
element.setAttribute(attributeName, value.toString());
println(`${elementName}.getAttribute("${attributeName}") after ${elementName}.setAttribute("${propertyName}", "${value}"): ${element.getAttribute(`${attributeName}`)}`);
println(`${elementName}.${propertyName} after ${elementName}.setAttribute("${attributeName}", "${value}"): ${propertyGetter(element)}`);
element = document.createElement(elementName);
propertySetter(element, value);
println(`${elementName}.getAttribute("${attributeName}") after ${elementName}.${propertyName} = ${value}: ${element.getAttribute(attributeName)}`);
println(`${elementName}.${propertyName} after ${elementName}.${propertyName} = ${value}: ${propertyGetter(element)}`);
}
setValue(1);
setValue(2147483647);
setValue(2147483648);
setValue(4294967295);
}
testProperty("img", "hspace", (img) => img.hspace, (img, value) => img.hspace = value);
});
</script>