[debug-wrapper] migrate some scope related tests

test/mjsunit/regress/regress-1639.js

-// Copyright 2012 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.
-//     * Neither the name of Google Inc. nor the names of its
-//       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,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// 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
-// Get the Debug object exposed from the debug context global object.
-Debug = debug.Debug
-var breaks = 0;
-var exception = false;
-
-function listener(event, exec_state, event_data, data) {
-  try {
-    if (event == Debug.DebugEvent.Break) {
-      var line = event_data.sourceLineText();
-      print('break: ' + line);
-
-      assertEquals(-1, line.indexOf('NOBREAK'),
-                   "should not break on unexpected lines")
-      assertEquals('BREAK ' + breaks, line.substr(-7));
-      breaks++;
-      if (breaks < 4) exec_state.prepareStep(Debug.StepAction.StepNext);
-    }
-  } catch (e) {
-    print(e);
-    exception = true;
-  }
-}
-
-// Add the debug event listener.
-Debug.setListener(listener);
-
-function a(f) {
-  if (f) {  // NOBREAK: should not break here!
-    try {
-      f();
-    } catch(e) {
-    }
-  }
-}  // BREAK 2
-
-function b() {
-  c();  // BREAK 0
-}  // BREAK 1
-
-function c() {
-  a();
-}
-
-// Set a break point and call to invoke the debug event listener.
-Debug.setBreakPoint(b, 0, 0);
-a(b);
-a(); // BREAK 3
-
-assertFalse(exception);