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// Copyright 2017 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.
load("test/mjsunit/wasm/wasm-module-builder.js");
function checkImport(
imported_module_name, imported_function_name) {
var builder = new WasmModuleBuilder();
builder.addImport(imported_module_name, imported_function_name, kSig_i_i);
builder.addFunction('call_imp', kSig_i_i)
.addBody([kExprGetLocal, 0, kExprCallFunction, 0])
.exportFunc();
let imp = i => i + 3;
let instance = builder.instantiate(
{[imported_module_name]: {[imported_function_name]: imp}});
assertEquals(imp(0), instance.exports.call_imp(0));
assertEquals(imp(4), instance.exports.call_imp(4));
}
checkImport('mod', 'foo'); // sanity check
checkImport('mod', '☺☺happy☺☺');
checkImport('☺☺happy☺☺', 'foo');
checkImport('☺☺happy☺☺', '☼+☃=☹');
function checkExports(
internal_name_mul, exported_name_mul, internal_name_add,
exported_name_add) {
var builder = new WasmModuleBuilder();
builder.addFunction(internal_name_mul, kSig_i_ii)
.addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32Mul])
.exportAs(exported_name_mul);
builder.addFunction(internal_name_add, kSig_i_ii)
.addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32Add])
.exportAs(exported_name_add);
let instance = builder.instantiate();
assertEquals(14, instance.exports[exported_name_add](3, 11));
assertEquals(-7, instance.exports[exported_name_add](5, -12));
assertEquals(28, instance.exports[exported_name_mul](4, 7));
assertEquals(-6, instance.exports[exported_name_mul](-3, 2));
}
checkExports('mul', 'mul', 'add', 'add'); // sanity check
checkExports('☺☺mul☺☺', 'mul', '☺☺add☺☺', 'add');
checkExports('☺☺mul☺☺', '☺☺mul☺☺', '☺☺add☺☺', '☺☺add☺☺');
(function errorMessageUnicodeInFuncName() {
var builder = new WasmModuleBuilder();
builder.addFunction('three snowmen: ☃☃☃', kSig_i_v).addBody([]).exportFunc();
assertThrows(
() => builder.instantiate(), WebAssembly.CompileError,
/Compiling wasm function "three snowmen: ☃☃☃" failed: /);
})();
(function errorMessageUnicodeInImportModuleName() {
var builder = new WasmModuleBuilder();
builder.addImport('three snowmen: ☃☃☃', 'foo', kSig_i_v);
assertThrows(
() => builder.instantiate({}), TypeError,
/WebAssembly.Instance\(\): Import #0 module="three snowmen: ☃☃☃" error: /);
})();
(function errorMessageUnicodeInImportElemName() {
var builder = new WasmModuleBuilder();
builder.addImport('mod', 'three snowmen: ☃☃☃', kSig_i_v);
assertThrows(
() => builder.instantiate({mod: {}}), WebAssembly.LinkError,
'WebAssembly.Instance\(\): Import #0 module="mod" function="three ' +
'snowmen: ☃☃☃" error: function import requires a callable');
})();
(function errorMessageUnicodeInImportModAndElemName() {
var builder = new WasmModuleBuilder();
let mod_name = '☮▁▂▃▄☾ ♛ ◡ ♛ ☽▄▃▂▁☮';
let func_name = '☾˙❀‿❀˙☽';
builder.addImport(mod_name, func_name, kSig_i_v);
assertThrows(
() => builder.instantiate({[mod_name]: {}}), WebAssembly.LinkError,
'WebAssembly.Instance(): Import #0 module="' + mod_name +
'" function="' + func_name +
'" error: function import requires a callable');
})();
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