test/src/jdk/nashorn/api/scripting/ScopeTest.java

*** 510,519 ****
--- 510,536 ----
          assertEquals(e.eval(sharedScript, newCtxt), 2);
          assertEquals(e.eval("x"), 1);
          assertEquals(e.eval("x", newCtxt), 2);
      }
  
+     // @bug 8044750: megamorphic getter for scope objects does not call __noSuchProperty__ hook
+     @Test
+     public static void testMegamorphicGetInGlobal() throws Exception {
+         final ScriptEngineManager m = new ScriptEngineManager();
+         final ScriptEngine engine = m.getEngineByName("nashorn");
+         final String script = "foo";
+         // "foo" is megamorphic because of different global scopes.
+         // Make sure ScriptContext variable search works even after
+         // it becomes megamorphic.
+         for (int index = 0; index < 25; index++) {
+             final Bindings bindings = new SimpleBindings();
+             bindings.put("foo", index);
+             final Number value = (Number)engine.eval(script, bindings);
+             assertEquals(index, value.intValue());
+         }
+     }
+ 
      /**
       * Test "slow" scopes involving {@code with} and {@code eval} statements for shared script classes with multiple globals.
       */
      @Test
      public static void testSlowScope() throws ScriptException, InterruptedException {