[debug-wrapper] Conditional breaks, locals, evaluate, scopes

test/mjsunit/regress/regress-325676.js

-// Copyright 2013 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
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-//       with the distribution.
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-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
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-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Flags: --expose-debug-as debug
-
-// If a function parameter is forced to be context allocated,
-// debug evaluate need to resolve it to a context slot instead of
-// parameter slot on the stack.
-
-var Debug = debug.Debug;
-
-var expected;
-var exception = null;
-
-function listener(event, exec_state, event_data, data) {
-  if (event != Debug.DebugEvent.Break) return;
-  try {
-    assertEquals(expected, exec_state.frame(0).evaluate('arg').value());
-    exec_state.frame(0).evaluate('arg = "evaluated";');  // no effect
-  } catch (e) {
-    exception = e;
-  }
-}
-
-Debug.setListener(listener);
-
-function f(arg) {
-  expected = arg;
-  debugger;
-  assertEquals("evaluated", arg);
-
-  arg = "value";
-  expected = arg;
-  debugger;
-  assertEquals("evaluated", arg);
-
-  // Forces arg to be context allocated even though a parameter.
-  function g() { arg; }
-}
-
-f();
-f(1);
-f(1, 2);
-
-assertNull(exception);