@Test
  public void testPut() throws Exception {
    Region region = createHARegion();
    region.put("key1", "value1");
    assertEquals(region.get("key1"), "value1");
  }
test no exception being thrown while put is being done on an HARegion
geode-core/src/integrationTest/java/org/apache/geode/internal/cache/ha/HARegionJUnitTest.java