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suppress false positives in ufuzz (#4577)

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This commit is contained in:
Alex Lam S.L
2021-01-21 06:33:31 +00:00
committed by GitHub
parent c1e771a89a
commit e675262d51
2 changed files with 23 additions and 12 deletions
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21
test/sandbox.js
View File

@@ -235,17 +235,26 @@ function run_code_exec(code, toplevel, timeout) {
} catch (ex) {
var msg = ex.message.replace(/\r\n/g, "\n");
if (/ETIMEDOUT/.test(msg)) return new Error("Script execution timed out.");
var value = msg.slice(msg.indexOf("\n") + 1, msg.indexOf("\n\n-----===== UNCAUGHT EXCEPTION =====-----\n\n"));
try {
value = vm.runInNewContext("(" + value.replace(/<([1-9][0-9]*) empty items?>/g, function(match, count) {
var end = msg.indexOf("\n\n-----===== UNCAUGHT EXCEPTION =====-----\n\n");
var details;
if (end >= 0) {
var start = msg.indexOf("\n") + 1;
details = msg.slice(start, end).replace(/<([1-9][0-9]*) empty items?>/g, function(match, count) {
return new Array(+count).join();
}) + ")");
});
try {
details = vm.runInNewContext("(" + details + ")");
} catch (e) {}
}
var match = /\n([^:\s]*Error)(?:: ([\s\S]+?))?\n( at [\s\S]+)\n$/.exec(msg);
if (!match) return value;
if (!match) return details;
ex = new global[match[1]](match[2]);
ex.stack = ex.stack.slice(0, ex.stack.indexOf(" at ")) + match[3];
for (var name in value) ex[name] = value[name];
if (typeof details == "object") {
for (var name in details) ex[name] = details[name];
} else if (end >= 0) {
ex.details = details;
}
return ex;
}
}

12
test/ufuzz/index.js
View File

@@ -1761,11 +1761,10 @@ function sort_globals(code) {
errorln("//-------------------------------------------------------------");
errorln("// !!! sort_globals() failed !!!");
errorln("// expected Array, got:");
try {
errorln("// " + JSON.stringify(globals));
} catch (e) {
errorln("// " + globals);
}
if (!sandbox.is_error(globals)) try {
globals = JSON.stringify(globals);
} catch (e) {}
errorln(globals);
errorln("//");
errorln(code);
errorln();
@@ -1922,6 +1921,7 @@ for (var round = 1; round <= num_iterations; round++) {
println("original result:");
println(orig_result[0]);
println();
// ignore v8 parser bug
if (is_bug_async_arrow_rest(orig_result[0])) continue;
}
minify_options.forEach(function(options) {
@@ -1934,6 +1934,8 @@ for (var round = 1; round <= num_iterations; round++) {
uglify_code = uglify_code.code;
uglify_result = sandbox.run_code(uglify_code, toplevel);
ok = sandbox.same_stdout(original_result, uglify_result);
// ignore v8 parser bug
if (!ok && is_bug_async_arrow_rest(uglify_result)) ok = true;
// ignore declaration order of global variables
if (!ok && !toplevel) {
ok = sandbox.same_stdout(sandbox.run_code(sort_globals(original_code)), sandbox.run_code(sort_globals(uglify_code)));