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Diffstat (limited to 'testing/web-platform/tests/wasm/jsapi/global/value-get-set.any.js')
-rw-r--r-- | testing/web-platform/tests/wasm/jsapi/global/value-get-set.any.js | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/testing/web-platform/tests/wasm/jsapi/global/value-get-set.any.js b/testing/web-platform/tests/wasm/jsapi/global/value-get-set.any.js new file mode 100644 index 0000000000..bee5581f41 --- /dev/null +++ b/testing/web-platform/tests/wasm/jsapi/global/value-get-set.any.js @@ -0,0 +1,152 @@ +// META: global=window,dedicatedworker,jsshell,shadowrealm + +test(() => { + const thisValues = [ + undefined, + null, + true, + "", + Symbol(), + 1, + {}, + WebAssembly.Global, + WebAssembly.Global.prototype, + ]; + + const desc = Object.getOwnPropertyDescriptor(WebAssembly.Global.prototype, "value"); + assert_equals(typeof desc, "object"); + + const getter = desc.get; + assert_equals(typeof getter, "function"); + + const setter = desc.set; + assert_equals(typeof setter, "function"); + + for (const thisValue of thisValues) { + assert_throws_js(TypeError, () => getter.call(thisValue), `getter with this=${format_value(thisValue)}`); + assert_throws_js(TypeError, () => setter.call(thisValue, 1), `setter with this=${format_value(thisValue)}`); + } +}, "Branding"); + +for (const type of ["i32", "i64", "f32", "f64"]) { + const [initial, value, invalid] = type === "i64" ? [0n, 1n, 2] : [0, 1, 2n]; + const immutableOptions = [ + [{}, "missing"], + [{ "mutable": undefined }, "undefined"], + [{ "mutable": null }, "null"], + [{ "mutable": false }, "false"], + [{ "mutable": "" }, "empty string"], + [{ "mutable": 0 }, "zero"], + ]; + for (const [opts, name] of immutableOptions) { + test(() => { + opts.value = type; + const global = new WebAssembly.Global(opts); + assert_equals(global.value, initial, "initial value"); + assert_equals(global.valueOf(), initial, "initial valueOf"); + + assert_throws_js(TypeError, () => global.value = value); + + assert_equals(global.value, initial, "post-set value"); + assert_equals(global.valueOf(), initial, "post-set valueOf"); + }, `Immutable ${type} (${name})`); + + test(t => { + opts.value = type; + const global = new WebAssembly.Global(opts); + assert_equals(global.value, initial, "initial value"); + assert_equals(global.valueOf(), initial, "initial valueOf"); + + const value = { + valueOf: t.unreached_func("should not call valueOf"), + toString: t.unreached_func("should not call toString"), + }; + assert_throws_js(TypeError, () => global.value = value); + + assert_equals(global.value, initial, "post-set value"); + assert_equals(global.valueOf(), initial, "post-set valueOf"); + }, `Immutable ${type} with ToNumber side-effects (${name})`); + } + + const mutableOptions = [ + [{ "mutable": true }, "true"], + [{ "mutable": 1 }, "one"], + [{ "mutable": "x" }, "string"], + [Object.create({ "mutable": true }), "true on prototype"], + ]; + for (const [opts, name] of mutableOptions) { + test(() => { + opts.value = type; + const global = new WebAssembly.Global(opts); + assert_equals(global.value, initial, "initial value"); + assert_equals(global.valueOf(), initial, "initial valueOf"); + + global.value = value; + + assert_throws_js(TypeError, () => global.value = invalid); + + assert_equals(global.value, value, "post-set value"); + assert_equals(global.valueOf(), value, "post-set valueOf"); + }, `Mutable ${type} (${name})`); + } +} + +test(() => { + const argument = { "value": "i64", "mutable": true }; + const global = new WebAssembly.Global(argument); + + assert_equals(global.value, 0n, "initial value using ToJSValue"); + + const valid = [ + [123n, 123n], + [2n ** 63n, - (2n ** 63n)], + [true, 1n], + [false, 0n], + ["456", 456n], + ]; + for (const [input, output] of valid) { + global.value = input; + assert_equals(global.valueOf(), output, "post-set valueOf"); + } + + const invalid = [ + undefined, + null, + 0, + 1, + 4.2, + Symbol(), + ]; + for (const input of invalid) { + assert_throws_js(TypeError, () => global.value = input); + } +}, "i64 mutability"); + +test(() => { + const argument = { "value": "i32", "mutable": true }; + const global = new WebAssembly.Global(argument); + const desc = Object.getOwnPropertyDescriptor(WebAssembly.Global.prototype, "value"); + assert_equals(typeof desc, "object"); + + const setter = desc.set; + assert_equals(typeof setter, "function"); + + assert_throws_js(TypeError, () => setter.call(global)); +}, "Calling setter without argument"); + +test(() => { + const argument = { "value": "i32", "mutable": true }; + const global = new WebAssembly.Global(argument); + const desc = Object.getOwnPropertyDescriptor(WebAssembly.Global.prototype, "value"); + assert_equals(typeof desc, "object"); + + const getter = desc.get; + assert_equals(typeof getter, "function"); + + const setter = desc.set; + assert_equals(typeof setter, "function"); + + assert_equals(getter.call(global, {}), 0); + assert_equals(setter.call(global, 1, {}), undefined); + assert_equals(global.value, 1); +}, "Stray argument"); |