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      1 // Copyright 2009 the V8 project authors. All rights reserved.
      2 // Redistribution and use in source and binary forms, with or without
      3 // modification, are permitted provided that the following conditions are
      4 // met:
      5 //
      6 //     * Redistributions of source code must retain the above copyright
      7 //       notice, this list of conditions and the following disclaimer.
      8 //     * Redistributions in binary form must reproduce the above
      9 //       copyright notice, this list of conditions and the following
     10 //       disclaimer in the documentation and/or other materials provided
     11 //       with the distribution.
     12 //     * Neither the name of Google Inc. nor the names of its
     13 //       contributors may be used to endorse or promote products derived
     14 //       from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 // Flags: --expose-debug-as debug
     29 // Get the Debug object exposed from the debug context global object.
     30 Debug = debug.Debug
     31 
     32 var listenerComplete = false;
     33 var exception = false;
     34 
     35 function listener(event, exec_state, event_data, data) {
     36   try {
     37     if (event == Debug.DebugEvent.Break) {
     38       // Get the debug command processor.
     39       var dcp = exec_state.debugCommandProcessor();
     40 
     41       var request = {
     42          seq: 0,
     43          type: 'request',
     44          command: 'evaluate',
     45          arguments: {
     46            expression: 'a',
     47            frame: 0
     48          }
     49       };
     50       request = JSON.stringify(request);
     51 
     52       var resp = dcp.processDebugJSONRequest(request);
     53       var response = JSON.parse(resp);
     54       assertTrue(response.success, 'Command failed: ' + resp);
     55       assertEquals('object', response.body.type);
     56       assertEquals('Object', response.body.className);
     57 
     58       // Indicate that all was processed.
     59       listenerComplete = true;
     60     }
     61   } catch (e) {
     62    exception = e
     63   };
     64 };
     65 
     66 // Add the debug event listener.
     67 Debug.setListener(listener);
     68 
     69 function callDebugger() {
     70   // Add set constructor field to a non-function value.
     71   var a = {constructor:true};
     72   debugger;
     73 }
     74 
     75 callDebugger();
     76 
     77 
     78 // Make sure that the debug event listener vas invoked.
     79 assertFalse(exception, "exception in listener")
     80 assertTrue(listenerComplete, "listener did not run to completion");
     81