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// Copyright 2010 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
// Note: the following tests only checks the debugger handling of the
// setexceptionbreak command. It does not test whether the debugger
// actually breaks on exceptions or not. That functionality is tested
// in test-debug.cc instead.
// Simple function which stores the last debug event.
listenerComplete = false;
exception = false;
var breakpoint = -1;
var base_request = '"seq":0,"type":"request","command":"setexceptionbreak"'
function safeEval(code) {
try {
return eval('(' + code + ')');
} catch (e) {
assertEquals(void 0, e);
return undefined;
}
}
function testArguments(dcp, arguments, success, type, enabled) {
var request = '{' + base_request + ',"arguments":' + arguments + '}'
var json_response = dcp.processDebugJSONRequest(request);
var response = safeEval(json_response);
if (success) {
assertTrue(response.success, json_response);
assertEquals(response.body.type, type);
assertEquals(response.body.enabled, enabled);
} else {
assertFalse(response.success, json_response);
}
}
function listener(event, exec_state, event_data, data) {
try {
if (event == Debug.DebugEvent.Break) {
// Get the debug command processor.
var dcp = exec_state.debugCommandProcessor("unspecified_running_state");
// Test some illegal setexceptionbreak requests.
var request = '{' + base_request + '}'
var response = safeEval(dcp.processDebugJSONRequest(request));
assertFalse(response.success);
testArguments(dcp, '{}', false);
testArguments(dcp, '{"type":0}', false);
// Test some legal setexceptionbreak requests with default.
// Note: by default, break on exceptions should be disabled. Hence,
// the first time, we send the command with no enabled arg, the debugger
// should toggle it on. The second time, it should toggle it off.
testArguments(dcp, '{"type":"all"}', true, "all", true);
testArguments(dcp, '{"type":"all"}', true, "all", false);
testArguments(dcp, '{"type":"uncaught"}', true, "uncaught", true);
testArguments(dcp, '{"type":"uncaught"}', true, "uncaught", false);
// Test some legal setexceptionbreak requests with explicit enabled arg.
testArguments(dcp, '{"type":"all","enabled":true}', true, "all", true);
testArguments(dcp, '{"type":"all","enabled":false}', true, "all", false);
testArguments(dcp, '{"type":"uncaught","enabled":true}', true,
"uncaught", true);
testArguments(dcp, '{"type":"uncaught","enabled":false}', true,
"uncaught", false);
// Indicate that all was processed.
listenerComplete = true;
}
} catch (e) {
exception = e
};
};
// Add the debug event listener.
Debug.setListener(listener);
function g() {};
// Set a break point and call to invoke the debug event listener.
breakpoint = Debug.setBreakPoint(g, 0, 0);
g();
// Make sure that the debug event listener vas invoked.
assertFalse(exception, "exception in listener")
assertTrue(listenerComplete, "listener did not run to completion");
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