output: #fixed code
                                  @Test
      public void testTypedArrayGetValue_Float64Array() {
          V8Array floatsArray = v8.executeArrayScript("var buf = new ArrayBuffer(80);\n"
                  + "var floatsArray = new Float64Array(buf);\n"
                  + "floatsArray[0] = 16.2;\n"
                  + "floatsArray;\n");
  
          V8TypedArray result = ((TypedArray) V8ObjectUtils.getValue(floatsArray)).getV8TypedArray();
  
          assertEquals(10, result.length());
          assertEquals(16.2, (Double) result.get(0), 0.0001);
          floatsArray.close();
          result.close();
      }
input: #vulnerable code 
                                  @Test
      public void testTypedArrayGetValue_Float64Array() {
          V8Array floatsArray = v8.executeArrayScript("var buf = new ArrayBuffer(80);\n"
                  + "var floatsArray = new Float64Array(buf);\n"
                  + "floatsArray[0] = 16.2;\n"
                  + "floatsArray;\n");
  
          V8TypedArray result = (V8TypedArray) V8ObjectUtils.getValue(floatsArray);
  
          assertEquals(10, result.length());
          assertEquals(16.2, (Double) result.get(0), 0.0001);
          floatsArray.close();
      } 
                              #location 11 
                              #vulnerability type NULL_DEREFERENCE