// Copyright 2016 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: --validate-asm var filename = '(?:[^ ]+/)?test/mjsunit/wasm/asm-wasm-exception-in-tonumber.js'; filename = filename.replace(/\//g, '[/\\\\]'); function verifyStack(frames, expected) { assertTrue(frames.length >= expected.length, 'too few frames'); print('frames on detailed stack (' + frames.length + '):'); frames.forEach((fr, i) => print('[' + i + '] ' + fr)); expected.forEach(function(exp, i) { assertEquals( exp[0], frames[i].getFunctionName(), '[' + i + '].getFunctionName()'); assertEquals( exp[1], frames[i].getColumnNumber(), '[' + i + '].getColumnNumber()'); }); } function verifyPreformattedStack(e, expected_lines) { print('preformatted stack: ' + e.stack); var lines = e.stack.split('\n'); assertTrue(lines.length >= expected_lines.length, 'too few lines'); for (var i = 0; i < expected_lines.length; ++i) { assertMatches(expected_lines[i], lines[i], 'line ' + i); } } function sym(return_sym) { if (return_sym) return Symbol(); throw Error("user-thrown"); } function generateAsmJsInteger(stdlib, foreign) { 'use asm'; var sym = foreign.sym; function callSym(i) { i=i|0; return sym(i|0) | 0; } return callSym; } function generateAsmJsDouble(stdlib, foreign) { 'use asm'; var sym = foreign.sym; function callSym(i) { i=i|0; return +sym(i|0); } return callSym; } function testHelper(use_asm_js, check_detailed, expected, input, source) { if (check_detailed) { Error.prepareStackTrace = (error, frames) => frames; } else { delete Error.prepareStackTrace; } var fn_code = '(' + source.toString() + ')({}, {sym: sym})'; if (!use_asm_js) fn_code = fn_code.replace('use asm', ''); //print('executing:\n' + fn_code); var asm_js_fn = eval(fn_code); try { asm_js_fn(input); } catch (e) { if (check_detailed) { verifyStack(e.stack, expected); } else { verifyPreformattedStack(e, expected); } } } function testAll(expected_stack, expected_frames, input, source) { for (use_asm_js = 0; use_asm_js <= 1; ++use_asm_js) { for (test_detailed = 0; test_detailed <= 1; ++test_detailed) { print('\nConfig: asm ' + use_asm_js + '; detailed ' + test_detailed); testHelper( use_asm_js, test_detailed, test_detailed ? expected_frames : expected_stack, input, source); } } } (function testStackForThrowAtIntegerCall() { var expected_stack = [ '^Error: user-thrown$', '^ *at sym \\(' + filename + ':\\d+:9\\)$', '^ *at callSym \\(eval at testHelper \\(' + filename + ':\\d+:19\\), <anonymous>:\\d+:12\\)$', ]; var expected_frames = [ // function pos [ "sym", 9], [ "callSym", 12], ]; testAll(expected_stack, expected_frames, 0, generateAsmJsInteger); })(); (function testStackForThrowAtIntegerConversion() { var expected_stack = [ '^TypeError: Cannot convert a Symbol value to a number$', '^ *at callSym \\(eval at testHelper \\(' + filename + ':\\d+:19\\), <anonymous>:\\d+:21\\)$', ]; var expected_frames = [ // function pos [ "callSym", 21], ]; testAll(expected_stack, expected_frames, 1, generateAsmJsInteger); })(); (function testStackForThrowAtDoubleCall() { var expected_stack = [ '^Error: user-thrown$', '^ *at sym \\(' + filename + ':\\d+:9\\)$', '^ *at callSym \\(eval at testHelper \\(' + filename + ':\\d+:19\\), <anonymous>:\\d+:13\\)$', ]; var expected_frames = [ // function pos [ "sym", 9], [ "callSym", 13], ]; testAll(expected_stack, expected_frames, 0, generateAsmJsDouble); })(); (function testStackForThrowAtDoubleConversion() { var expected_stack = [ '^TypeError: Cannot convert a Symbol value to a number$', '^ *at callSym \\(eval at testHelper \\(' + filename + ':\\d+:19\\), <anonymous>:\\d+:12\\)$', ]; var expected_frames = [ // function pos [ "callSym", 12], ]; testAll(expected_stack, expected_frames, 1, generateAsmJsDouble); })();