70 lines
1.9 KiB
JavaScript
70 lines
1.9 KiB
JavaScript
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// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --expose-wasm
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load("test/mjsunit/wasm/wasm-constants.js");
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function testStack(func, check) {
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var kBodySize = 2;
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var kNameFunOffset = 22 + kBodySize + 1;
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var kNameMainOffset = kNameFunOffset + 4;
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var ffi = new Object();
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ffi.fun = func;
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var data = bytes(
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// signatures
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kDeclSignatures, 1, // --
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0, kAstStmt, // () -> void
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// -- foreign function
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kDeclFunctions, 2, // --
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kDeclFunctionName | kDeclFunctionImport, // --
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0, 0, // --
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kNameFunOffset, 0, 0, 0, // name offset
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// -- main function
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kDeclFunctionName | kDeclFunctionExport, // --
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0, 0, // --
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kNameMainOffset, 0, 0, 0, // name offset
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kBodySize, 0,
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// main body
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kExprCallFunction, 0, // --
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// names
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kDeclEnd, // --
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'f', 'u', 'n', 0, // --
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'm', 'a', 'i', 'n', 0 // --
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);
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var module = _WASMEXP_.instantiateModule(data, ffi);
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assertEquals("function", typeof module.main);
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module.main();
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check();
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}
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// The stack trace contains file path, only keep "stack.js".
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function stripPath(s) {
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return s.replace(/[^ (]*stack\.js/g, "stack.js");
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}
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var stack;
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function STACK() {
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var e = new Error();
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stack = e.stack;
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}
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function check_STACK() {
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assertEquals(expected, stripPath(stack));
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}
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var expected = "Error\n" +
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// The line numbers below will change as this test gains / loses lines..
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" at STACK (stack.js:54:11)\n" + // --
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" at testStack (stack.js:43:10)\n" +
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// TODO(jfb) Add WebAssembly stack here.
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" at stack.js:69:1";
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testStack(STACK, check_STACK);
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