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      1 // Copyright 2008 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 // Simple function which stores the last debug event.
     33 listenerComplete = false;
     34 exception = false;
     35 
     36 var breakpoint = -1;
     37 var base_request = '"seq":0,"type":"request","command":"changebreakpoint"'
     38 
     39 function safeEval(code) {
     40   try {
     41     return eval('(' + code + ')');
     42   } catch (e) {
     43     assertEquals(void 0, e);
     44     return undefined;
     45   }
     46 }
     47 
     48 function testArguments(dcp, arguments, success) {
     49   var request = '{' + base_request + ',"arguments":' + arguments + '}'
     50   var json_response = dcp.processDebugJSONRequest(request);
     51   var response = safeEval(json_response);
     52   if (success) {
     53     assertTrue(response.success, json_response);
     54   } else {
     55     assertFalse(response.success, json_response);
     56   }
     57 }
     58 
     59 function listener(event, exec_state, event_data, data) {
     60   try {
     61   if (event == Debug.DebugEvent.Break) {
     62     // Get the debug command processor.
     63     var dcp = exec_state.debugCommandProcessor("unspecified_running_state");
     64 
     65     // Test some illegal clearbreakpoint requests.
     66     var request = '{' + base_request + '}'
     67     var response = safeEval(dcp.processDebugJSONRequest(request));
     68     assertFalse(response.success);
     69 
     70     testArguments(dcp, '{}', false);
     71     testArguments(dcp, '{"breakpoint":0,"condition":"false"}', false);
     72     testArguments(dcp, '{"breakpoint":' + (breakpoint + 1) + ',"condition":"false"}', false);
     73     testArguments(dcp, '{"breakpoint":"xx","condition":"false"}', false);
     74 
     75     // Test some legal clearbreakpoint requests.
     76     var bp_str = '"breakpoint":' + breakpoint;;
     77     testArguments(dcp, '{' + bp_str + '}', true);
     78     testArguments(dcp, '{' + bp_str + ',"enabled":"true"}', true);
     79     testArguments(dcp, '{' + bp_str + ',"enabled":"false"}', true);
     80     testArguments(dcp, '{' + bp_str + ',"condition":"1==2"}', true);
     81     testArguments(dcp, '{' + bp_str + ',"condition":"false"}', true);
     82     testArguments(dcp, '{' + bp_str + ',"ignoreCount":7}', true);
     83     testArguments(dcp, '{' + bp_str + ',"ignoreCount":0}', true);
     84     testArguments(
     85         dcp,
     86         '{' + bp_str + ',"enabled":"true","condition":"false","ignoreCount":0}',
     87         true);
     88 
     89     // Indicate that all was processed.
     90     listenerComplete = true;
     91   }
     92   } catch (e) {
     93     exception = e
     94   };
     95 };
     96 
     97 // Add the debug event listener.
     98 Debug.setListener(listener);
     99 
    100 function g() {};
    101 
    102 // Set a break point and call to invoke the debug event listener.
    103 breakpoint = Debug.setBreakPoint(g, 0, 0);
    104 g();
    105 
    106 // Make sure that the debug event listener vas invoked.
    107 assertTrue(listenerComplete, "listener did not run to completion");
    108 assertFalse(exception, "exception in listener")
    109