function assertPreUachVersionBetween(lowVersion, highVersion) {
  assertTrue(userAgentPlatform.isVersionOrHigher(lowVersion));
  assertFalse(userAgentPlatform.isVersionOrHigher(highVersion));
}
Asserts that isVersionOrHigher correctly identifies that the platform version
is within the given range.
@param {string} lowVersion
@param {string} highVersion