[debug-wrapper] Further extend the debug wrapper

test/mjsunit/es6/debug-evaluate-blockscopes.js

-// Copyright 2011 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
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       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.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// 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
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Flags: --expose-debug-as debug
-
-// Test debug evaluation for functions without local context, but with
-// nested catch contexts.
-
-"use strict";
-
-var x;
-var result;
-
-function f() {
-  {                   // Line 1.
-    let i = 1;        // Line 2.
-    try {             // Line 3.
-      throw 'stuff';  // Line 4.
-    } catch (e) {     // Line 5.
-      x = 2;          // Line 6.
-    }
-  }
-};
-
-// Get the Debug object exposed from the debug context global object.
-var Debug = debug.Debug
-
-function listener(event, exec_state, event_data, data) {
-  if (event == Debug.DebugEvent.Break) {
-    result = exec_state.frame().evaluate("i").value();
-  }
-};
-
-// Add the debug event listener.
-Debug.setListener(listener);
-
-//Set breakpoint on line 6.
-var bp = Debug.setBreakPoint(f, 6);
-
-result = -1;
-f();
-assertEquals(1, result);
-
-// Clear breakpoint.
-Debug.clearBreakPoint(bp);
-// Get rid of the debug event listener.
-Debug.setListener(null);
-
-
-function f1() {
-  {
-    let i = 1;
-    debugger;
-    assertEquals(2, i);
-  }
-}
-
-function f2() {
-  {
-    let i = 1;
-    debugger;
-    assertEquals(2, i);
-    return function() { return i++; }
-  }
-}
-
-var exception;
-Debug.setListener(function (event, exec_state, event_data, data) {
-  try {
-    if (event == Debug.DebugEvent.Break) {
-      var frame = exec_state.frame();
-      assertEquals(1, frame.evaluate("i").value());
-      var allScopes = frame.allScopes();
-      assertEquals(1, allScopes[0].scopeObject().value().i);
-      allScopes[0].setVariableValue("i", 2);
-    }
-  } catch (e) {
-    exception = e;
-  }
-});
-
-exception = null;
-f1();
-assertEquals(null, exception, exception);
-exception = null;
-f2();
-assertEquals(null, exception, exception);
-
-Debug.setListener(null);