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// META: global=window,dedicatedworker,jsshell
// META: script=/wasm/jsapi/memory/assertions.js
test(() => {
const tag = new WebAssembly.Tag({ parameters: [] });
const exn = new WebAssembly.Exception(tag, []);
assert_throws_js(TypeError, () => exn.getArg());
assert_throws_js(TypeError, () => exn.getArg(tag));
}, "Missing arguments");
test(() => {
const invalidValues = [undefined, null, true, "", Symbol(), 1, {}];
const tag = new WebAssembly.Tag({ parameters: [] });
const exn = new WebAssembly.Exception(tag, []);
for (argument of invalidValues) {
assert_throws_js(TypeError, () => exn.getArg(argument, 0));
}
}, "Invalid exception argument");
test(() => {
const tag = new WebAssembly.Tag({ parameters: [] });
const exn = new WebAssembly.Exception(tag, []);
assert_throws_js(RangeError, () => exn.getArg(tag, 1));
}, "Index out of bounds");
test(() => {
const outOfRangeValues = [
undefined,
NaN,
Infinity,
-Infinity,
-1,
0x100000000,
0x1000000000,
"0x100000000",
{
valueOf() {
return 0x100000000;
},
},
];
const tag = new WebAssembly.Tag({ parameters: [] });
const exn = new WebAssembly.Exception(tag, []);
for (const value of outOfRangeValues) {
assert_throws_js(RangeError, () => exn.getArg(tag, value));
}
}, "Getting out-of-range argument");
test(() => {
const tag = new WebAssembly.Tag({ parameters: ["i32"] });
const exn = new WebAssembly.Exception(tag, [42]);
assert_equals(exn.getArg(tag, 0), 42);
}, "getArg");
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