Add Seq[One,Two]ByteString to runtime test generator.

tools/generate-runtime-tests.py

 #!/usr/bin/env python
 # Copyright 2014 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.
 
 import itertools
 import js2c
 import multiprocessing
 import optparse
 import os
@@ skipping 270 matching lines @@
     for i in xrange(length):
       result += random.choice(alphabet)
     return result
 
   def _SeqString(self, name, recursion_budget):
     s1 = self._RawRandomString(1, 5)
     s2 = self._RawRandomString(1, 5)
     # 'foo' + 'bar'
     return self._Variable(name, "\"%s\" + \"%s\"" % (s1, s2))
 
+  def _SeqTwoByteString(self, name):
+    s1 = self._RawRandomString(1, 5)
+    s2 = self._RawRandomString(1, 5)
+    # 'foo' + unicode + 'bar'
+    return self._Variable(name, "\"%s\" + \"\\2082\" + \"%s\"" % (s1, s2))
+
   def _SlicedString(self, name):
     s = self._RawRandomString(20, 30)
     # 'ffoo12345678901234567890'.substr(1)
     return self._Variable(name, "\"%s\".substr(1)" % s)
 
   def _ConsString(self, name):
     s1 = self._RawRandomString(8, 15)
     s2 = self._RawRandomString(8, 15)
     # 'foo12345' + (function() { return 'bar12345';})()
     return self._Variable(name,
@@ skipping 366 matching lines @@
     "JSRegExp": ["/ab/g", _JSRegExp],
     "JSSet": ["new Set()", _JSSet],
     "JSSetIterator": ["%SetCreateIterator(new Set(), 2)", _JSSetIterator],
     "JSTypedArray": ["new Int32Array(2)", _JSTypedArray],
     "JSValue": ["new String('foo')", _JSValue],
     "JSWeakCollection": ["new WeakMap()", _JSWeakCollection],
     "Name": ["\"name\"", _Name],
     "Number": ["1.5", _Number],
     "Object": ["new Object()", _Object],
     "PropertyDetails": ["513", _PropertyDetails],
+    "SeqOneByteString": ["\"seq 1-byte\"", _SeqString],
     "SeqString": ["\"seqstring\"", _SeqString],
+    "SeqTwoByteString": ["\"seq \\u2082-byte\"", _SeqTwoByteString],
     "Smi": ["1", _Smi],
     "StrictMode": ["1", _StrictMode],
     "String": ["\"foo\"", _String],
     "Symbol": ["Symbol(\"symbol\")", _Symbol],
     "Uint32": ["32", _Uint32],
   }
 
 
 class ArgParser(object):
   def __init__(self, regex, ctor):
@@ skipping 618 matching lines @@
       for i in range(len(processes)):
         processes[i].join()
     except KeyboardInterrupt:
       stop_running.set()
       for i in range(len(processes)):
         processes[i].join()
     return 0
 
 if __name__ == "__main__":
   sys.exit(Main())