[runtime] Port simple String.prototype.indexOf cases to TF Builtin

test/mjsunit/string-indexof-1.js

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 119 matching lines @@
 var lengths = [1, 4, 15];  // Single char, simple and complex.
 var indices = [0x5, 0x65, 0x85, 0x105, 0x205, 0x285, 0x2005, 0x2085, 0xfff0];
 for (var lengthIndex = 0; lengthIndex < lengths.length; lengthIndex++) {
   var length = lengths[lengthIndex];
   for (var i = 0; i < indices.length; i++) {
     var index = indices[i];
     var pattern = allCharsString.substring(index, index + length);
     assertEquals(index, allCharsString.indexOf(pattern));
   }
 }
+
+(function nonStringReceivers() {
+  let indexOf = String.prototype.indexOf;
+  assertThrows(() => indexOf.call(null), TypeError);
+  assertThrows(() => indexOf.call(undefined), TypeError);
+
+  assertEquals(-1, indexOf.call(1));
+  assertEquals(0, indexOf.call(1, "1"));
+
+  assertEquals(-1, indexOf.call(1.2));
+  assertEquals(0, indexOf.call(1.2, "1"));
+  assertEquals(1, indexOf.call(1.2, "."));
+  assertEquals(2, indexOf.call(1.2, "2"));
+  assertEquals(-1, indexOf.call(1.2, "1", 2));
+
+  assertEquals(-1, indexOf.call({}));
+  assertEquals(0, indexOf.call({}, "[object Object]"));
+  assertEquals(-1, indexOf.call({}, "[object", 1));
+
+  assertEquals(-1, indexOf.call([]));
+  assertEquals(0, indexOf.call([1,2], "1,2"));
+
+  assertEquals(-1, indexOf.call(this));
+})();
+
+(function nonStringSearchString() {
+
+  assertEquals(-1, "".indexOf(1));
+  assertEquals(2, "_0123".indexOf(1));
+
+  assertEquals(-1, "".indexOf(1.2));
+  assertEquals(1, "01.2".indexOf(1.2));
+  assertEquals(1, "01.2".indexOf(1.2, 1));
+  assertEquals(-1, "01.2".indexOf(1.2, 2));
+
+  assertEquals(-1, "".indexOf(null));
+  assertEquals(0, "null".indexOf(null));
+
+  assertEquals(-1, "".indexOf(undefined));
+  assertEquals(1, "_undefined_".indexOf(undefined));
+
+  assertEquals(0, "".indexOf([]));
+  assertEquals(0, "123".indexOf([]));
+  assertEquals(2, "1,2,3".indexOf([2,3]));
+
+  assertEquals(-1, "".indexOf({}));
+  assertEquals(-1, "".indexOf(this));
+})();
+
+(function nonStringPosition() {
+  assertEquals(0, "aba".indexOf("a", false));
+  assertEquals(2, "aba".indexOf("a", true));
+  assertEquals(2, "aba".indexOf("a", "1"));
+  assertEquals(2, "aba".indexOf("a", "1.00000"));
+  assertEquals(2, "aba".indexOf("a", "2.00000"));
+  assertEquals(-1, "aba".indexOf("a", "3.00000"));
+})();