| // Copyright 2019 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Flags: --experimental-wasm-type-reflection |
| |
| load('test/mjsunit/wasm/wasm-module-builder.js'); |
| |
| (function TestInvalidArgumentToType() { |
| ["abc", 123, {}, _ => 0].forEach(function(invalidInput) { |
| assertThrows( |
| () => WebAssembly.Memory.type(invalidInput), TypeError, |
| "WebAssembly.Memory.type(): Argument 0 must be a WebAssembly.Memory"); |
| assertThrows( |
| () => WebAssembly.Table.type(invalidInput), TypeError, |
| "WebAssembly.Table.type(): Argument 0 must be a WebAssembly.Table"); |
| assertThrows( |
| () => WebAssembly.Global.type(invalidInput), TypeError, |
| "WebAssembly.Global.type(): Argument 0 must be a WebAssembly.Global"); |
| assertThrows( |
| () => WebAssembly.Function.type(invalidInput), TypeError, |
| "WebAssembly.Function.type(): Argument 0 must be a WebAssembly.Function"); |
| }); |
| |
| assertThrows( |
| () => WebAssembly.Memory.type( |
| new WebAssembly.Table({initial:1, element: "anyfunc"})), |
| TypeError, |
| "WebAssembly.Memory.type(): Argument 0 must be a WebAssembly.Memory"); |
| |
| assertThrows( |
| () => WebAssembly.Table.type( |
| new WebAssembly.Memory({initial:1})), TypeError, |
| "WebAssembly.Table.type(): Argument 0 must be a WebAssembly.Table"); |
| |
| assertThrows( |
| () => WebAssembly.Global.type( |
| new WebAssembly.Memory({initial:1})), TypeError, |
| "WebAssembly.Global.type(): Argument 0 must be a WebAssembly.Global"); |
| |
| assertThrows( |
| () => WebAssembly.Function.type( |
| new WebAssembly.Memory({initial:1})), TypeError, |
| "WebAssembly.Function.type(): Argument 0 must be a WebAssembly.Function"); |
| })(); |
| |
| (function TestMemoryType() { |
| let mem = new WebAssembly.Memory({initial: 1}); |
| let type = WebAssembly.Memory.type(mem); |
| assertEquals(1, type.minimum); |
| assertEquals(1, Object.getOwnPropertyNames(type).length); |
| |
| mem = new WebAssembly.Memory({initial: 2, maximum: 15}); |
| type = WebAssembly.Memory.type(mem); |
| assertEquals(2, type.minimum); |
| assertEquals(15, type.maximum); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| })(); |
| |
| (function TestTableType() { |
| let table = new WebAssembly.Table({initial: 1, element: "anyfunc"}); |
| let type = WebAssembly.Table.type(table); |
| assertEquals(1, type.minimum); |
| assertEquals("anyfunc", type.element); |
| assertEquals(undefined, type.maximum); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| |
| table = new WebAssembly.Table({initial: 2, maximum: 15, element: "anyfunc"}); |
| type = WebAssembly.Table.type(table); |
| assertEquals(2, type.minimum); |
| assertEquals(15, type.maximum); |
| assertEquals("anyfunc", type.element); |
| assertEquals(3, Object.getOwnPropertyNames(type).length); |
| })(); |
| |
| (function TestGlobalType() { |
| let global = new WebAssembly.Global({value: "i32", mutable: true}); |
| let type = WebAssembly.Global.type(global); |
| assertEquals("i32", type.value); |
| assertEquals(true, type.mutable); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| |
| global = new WebAssembly.Global({value: "i32"}); |
| type = WebAssembly.Global.type(global); |
| assertEquals("i32", type.value); |
| assertEquals(false, type.mutable); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| |
| global = new WebAssembly.Global({value: "i64"}); |
| type = WebAssembly.Global.type(global); |
| assertEquals("i64", type.value); |
| assertEquals(false, type.mutable); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| |
| global = new WebAssembly.Global({value: "f32"}); |
| type = WebAssembly.Global.type(global); |
| assertEquals("f32", type.value); |
| assertEquals(false, type.mutable); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| |
| global = new WebAssembly.Global({value: "f64"}); |
| type = WebAssembly.Global.type(global); |
| assertEquals("f64", type.value); |
| assertEquals(false, type.mutable); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| })(); |
| |
| (function TestMemoryConstructorWithMinimum() { |
| let mem = new WebAssembly.Memory({minimum: 1}); |
| assertTrue(mem instanceof WebAssembly.Memory); |
| let type = WebAssembly.Memory.type(mem); |
| assertEquals(1, type.minimum); |
| assertEquals(1, Object.getOwnPropertyNames(type).length); |
| |
| mem = new WebAssembly.Memory({minimum: 1, maximum: 5}); |
| assertTrue(mem instanceof WebAssembly.Memory); |
| type = WebAssembly.Memory.type(mem); |
| assertEquals(1, type.minimum); |
| assertEquals(5, type.maximum); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| |
| mem = new WebAssembly.Memory({minimum: 1, initial: 2}); |
| assertTrue(mem instanceof WebAssembly.Memory); |
| type = WebAssembly.Memory.type(mem); |
| assertEquals(2, type.minimum); |
| assertEquals(1, Object.getOwnPropertyNames(type).length); |
| |
| mem = new WebAssembly.Memory({minimum: 1, initial: 2, maximum: 5}); |
| assertTrue(mem instanceof WebAssembly.Memory); |
| type = WebAssembly.Memory.type(mem); |
| assertEquals(2, type.minimum); |
| assertEquals(5, type.maximum); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| })(); |
| |
| (function TestTableConstructorWithMinimum() { |
| let table = new WebAssembly.Table({minimum: 1, element: 'anyfunc'}); |
| assertTrue(table instanceof WebAssembly.Table); |
| let type = WebAssembly.Table.type(table); |
| assertEquals(1, type.minimum); |
| assertEquals('anyfunc', type.element); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| |
| table = new WebAssembly.Table({minimum: 1, element: 'anyfunc', maximum: 5}); |
| assertTrue(table instanceof WebAssembly.Table); |
| type = WebAssembly.Table.type(table); |
| assertEquals(1, type.minimum); |
| assertEquals(5, type.maximum); |
| assertEquals('anyfunc', type.element); |
| assertEquals(3, Object.getOwnPropertyNames(type).length); |
| |
| table = new WebAssembly.Table({minimum: 1, initial: 2, element: 'anyfunc'}); |
| assertTrue(table instanceof WebAssembly.Table); |
| type = WebAssembly.Table.type(table); |
| assertEquals(2, type.minimum); |
| assertEquals('anyfunc', type.element); |
| assertEquals(2, Object.getOwnPropertyNames(type).length); |
| |
| table = new WebAssembly.Table({minimum: 1, initial: 2, element: 'anyfunc', |
| maximum: 5}); |
| assertTrue(table instanceof WebAssembly.Table); |
| type = WebAssembly.Table.type(table); |
| assertEquals(2, type.minimum); |
| assertEquals(5, type.maximum); |
| assertEquals('anyfunc', type.element); |
| assertEquals(3, Object.getOwnPropertyNames(type).length); |
| })(); |
| |
| (function TestFunctionConstructor() { |
| let toolong = new Array(1000 + 1); |
| let desc = Object.getOwnPropertyDescriptor(WebAssembly, 'Function'); |
| assertEquals(typeof desc.value, 'function'); |
| assertTrue(desc.writable); |
| assertFalse(desc.enumerable); |
| assertTrue(desc.configurable); |
| // TODO(7742): The length should probably be 2 instead. |
| assertEquals(WebAssembly.Function.length, 1); |
| assertEquals(WebAssembly.Function.name, 'Function'); |
| assertThrows( |
| () => WebAssembly.Function(), TypeError, /must be invoked with 'new'/); |
| assertThrows( |
| () => new WebAssembly.Function(), TypeError, |
| /Argument 0 must be a function type/); |
| assertThrows( |
| () => new WebAssembly.Function({}), TypeError, |
| /Argument 0 must be a function type with 'parameters'/); |
| assertThrows( |
| () => new WebAssembly.Function({parameters:[]}), TypeError, |
| /Argument 0 must be a function type with 'results'/); |
| assertThrows( |
| () => new WebAssembly.Function({parameters:['foo'], results:[]}), TypeError, |
| /Argument 0 parameter type at index #0 must be a value type/); |
| assertThrows( |
| () => new WebAssembly.Function({parameters:[], results:['foo']}), TypeError, |
| /Argument 0 result type at index #0 must be a value type/); |
| assertThrows( |
| () => new WebAssembly.Function({parameters:toolong, results:[]}), TypeError, |
| /Argument 0 contains too many parameters/); |
| assertThrows( |
| () => new WebAssembly.Function({parameters:[], results:toolong}), TypeError, |
| /Argument 0 contains too many results/); |
| assertThrows( |
| () => new WebAssembly.Function({parameters:[], results:[]}), TypeError, |
| /Argument 1 must be a function/); |
| assertThrows( |
| () => new WebAssembly.Function({parameters:[], results:[]}, {}), TypeError, |
| /Argument 1 must be a function/); |
| assertDoesNotThrow( |
| () => new WebAssembly.Function({parameters:[], results:[]}, _ => 0)); |
| })(); |
| |
| (function TestFunctionConstructedFunction() { |
| let fun = new WebAssembly.Function({parameters:[], results:[]}, _ => 0); |
| assertTrue(fun instanceof WebAssembly.Function); |
| assertTrue(fun instanceof Function); |
| assertTrue(fun instanceof Object); |
| assertSame(fun.__proto__, WebAssembly.Function.prototype); |
| assertSame(fun.__proto__.__proto__, Function.prototype); |
| assertSame(fun.__proto__.__proto__.__proto__, Object.prototype); |
| assertSame(fun.constructor, WebAssembly.Function); |
| assertEquals(typeof fun, 'function'); |
| // TODO(7742): Enable once it is callable. |
| // assertDoesNotThrow(() => fun()); |
| })(); |
| |
| (function TestFunctionExportedFunction() { |
| let builder = new WasmModuleBuilder(); |
| builder.addFunction("fun", kSig_v_v).addBody([]).exportFunc(); |
| let instance = builder.instantiate(); |
| let fun = instance.exports.fun; |
| assertTrue(fun instanceof WebAssembly.Function); |
| assertTrue(fun instanceof Function); |
| assertTrue(fun instanceof Object); |
| assertSame(fun.__proto__, WebAssembly.Function.prototype); |
| assertSame(fun.__proto__.__proto__, Function.prototype); |
| assertSame(fun.__proto__.__proto__.__proto__, Object.prototype); |
| assertSame(fun.constructor, WebAssembly.Function); |
| assertEquals(typeof fun, 'function'); |
| assertDoesNotThrow(() => fun()); |
| })(); |
| |
| (function TestFunctionTypeOfConstructedFunction() { |
| let testcases = [ |
| {parameters:[], results:[]}, |
| {parameters:["i32"], results:[]}, |
| {parameters:["i64"], results:["i32"]}, |
| {parameters:["f64", "f64", "i32"], results:[]}, |
| {parameters:["f32"], results:["f32"]}, |
| ]; |
| testcases.forEach(function(expected) { |
| let fun = new WebAssembly.Function(expected, _ => 0); |
| let type = WebAssembly.Function.type(fun); |
| assertEquals(expected, type) |
| }); |
| })(); |
| |
| (function TestFunctionTypeOfExportedFunction() { |
| let testcases = [ |
| [kSig_v_v, {parameters:[], results:[]}], |
| [kSig_v_i, {parameters:["i32"], results:[]}], |
| [kSig_i_l, {parameters:["i64"], results:["i32"]}], |
| [kSig_v_ddi, {parameters:["f64", "f64", "i32"], results:[]}], |
| [kSig_f_f, {parameters:["f32"], results:["f32"]}], |
| ]; |
| testcases.forEach(function([sig, expected]) { |
| let builder = new WasmModuleBuilder(); |
| builder.addFunction("fun", sig).addBody([kExprUnreachable]).exportFunc(); |
| let instance = builder.instantiate(); |
| let type = WebAssembly.Function.type(instance.exports.fun); |
| assertEquals(expected, type) |
| }); |
| })(); |
| |
| (function TestFunctionTableSetAndCall() { |
| let builder = new WasmModuleBuilder(); |
| let fun1 = new WebAssembly.Function({parameters:[], results:["i32"]}, _ => 7); |
| let fun2 = new WebAssembly.Function({parameters:[], results:["i32"]}, _ => 9); |
| let fun3 = new WebAssembly.Function({parameters:[], results:["f64"]}, _ => 0); |
| let table = new WebAssembly.Table({element: "anyfunc", initial: 2}); |
| let table_index = builder.addImportedTable("m", "table", 2); |
| let sig_index = builder.addType(kSig_i_v); |
| table.set(0, fun1); |
| builder.addFunction('main', kSig_i_i) |
| .addBody([ |
| kExprGetLocal, 0, |
| kExprCallIndirect, sig_index, table_index |
| ]) |
| .exportFunc(); |
| let instance = builder.instantiate({ m: { table: table }}); |
| assertEquals(7, instance.exports.main(0)); |
| table.set(1, fun2); |
| assertEquals(9, instance.exports.main(1)); |
| table.set(1, fun3); |
| assertTraps(kTrapFuncSigMismatch, () => instance.exports.main(1)); |
| })(); |
| |
| (function TestFunctionTableSetIncompatibleSig() { |
| let builder = new WasmModuleBuilder(); |
| let fun = new WebAssembly.Function({parameters:[], results:["i64"]}, _ => 0); |
| let table = new WebAssembly.Table({element: "anyfunc", initial: 2}); |
| let table_index = builder.addImportedTable("m", "table", 2); |
| let sig_index = builder.addType(kSig_l_v); |
| table.set(0, fun); |
| builder.addFunction('main', kSig_v_i) |
| .addBody([ |
| kExprGetLocal, 0, |
| kExprCallIndirect, sig_index, table_index, |
| kExprDrop |
| ]) |
| .exportFunc(); |
| let instance = builder.instantiate({ m: { table: table }}); |
| assertThrows( |
| () => instance.exports.main(0), TypeError, |
| /wasm function signature contains illegal type/); |
| assertTraps(kTrapFuncSigMismatch, () => instance.exports.main(1)); |
| table.set(1, fun); |
| assertThrows( |
| () => instance.exports.main(1), TypeError, |
| /wasm function signature contains illegal type/); |
| })(); |
| |
| (function TestFunctionModuleImportMatchingSig() { |
| let builder = new WasmModuleBuilder(); |
| let fun = new WebAssembly.Function({parameters:[], results:["i32"]}, _ => 7); |
| let fun_index = builder.addImport("m", "fun", kSig_i_v) |
| builder.addFunction('main', kSig_i_v) |
| .addBody([ |
| kExprCallFunction, fun_index |
| ]) |
| .exportFunc(); |
| let instance = builder.instantiate({ m: { fun: fun }}); |
| assertEquals(7, instance.exports.main()); |
| })(); |
| |
| (function TestFunctionModuleImportMismatchingSig() { |
| let builder = new WasmModuleBuilder(); |
| let fun1 = new WebAssembly.Function({parameters:[], results:[]}, _ => 7); |
| let fun2 = new WebAssembly.Function({parameters:["i32"], results:[]}, _ => 8); |
| let fun3 = new WebAssembly.Function({parameters:[], results:["f32"]}, _ => 9); |
| let fun_index = builder.addImport("m", "fun", kSig_i_v) |
| builder.addFunction('main', kSig_i_v) |
| .addBody([ |
| kExprCallFunction, fun_index |
| ]) |
| .exportFunc(); |
| assertThrows( |
| () => builder.instantiate({ m: { fun: fun1 }}), WebAssembly.LinkError, |
| /imported function does not match the expected type/); |
| assertThrows( |
| () => builder.instantiate({ m: { fun: fun2 }}), WebAssembly.LinkError, |
| /imported function does not match the expected type/); |
| assertThrows( |
| () => builder.instantiate({ m: { fun: fun3 }}), WebAssembly.LinkError, |
| /imported function does not match the expected type/); |
| })(); |