Add test case for v8 string length range error

Author: pinepain

tests/V8String_range_error_length.phpt

@@ -0,0 +1,44 @@
+--TEST--
+v8\String - RangeError: Invalid string length
+--SKIPIF--
+<?php if (!extension_loaded("v8")) print "skip"; ?>
+--FILE--
+<?php
+
+/** @var \Phpv8Testsuite $helper */
+$helper = require '.testsuite.php';
+
+require '.v8-helpers.php';
+$v8_helper = new PhpV8Helpers($helper);
+
+// Tests:
+
+$isolate = new v8\Isolate();
+$extensions = [];
+$global_template = new v8\ObjectTemplate($isolate);
+$global_template->Set(new \v8\StringValue($isolate, 'print'), $v8_helper->getPrintFunctionTemplate($isolate), \v8\PropertyAttribute::DontDelete);
+
+$context = new v8\Context($isolate, $extensions, $global_template);
+
+
+$source    = '
+    var str = " ".repeat(1024); // 1kb
+    var blob = "";
+    while(true) {
+      blob += str;
+      //print(blob.length, "\n");
+    }
+';
+$file_name = 'test.js';
+
+$script = new v8\Script($context, new \v8\StringValue($isolate, $source), new \v8\ScriptOrigin($file_name));
+
+$t = microtime(true);
+try {
+  $res = $script->Run();
+} catch(\v8\Exceptions\TryCatchException $e) {
+  $helper->exception_export($e);
+}
+?>
+--EXPECT--
+v8\Exceptions\TryCatchException: RangeError: Invalid string length