diff options
Diffstat (limited to 'deps/v8/test/mjsunit/debug-evaluate-recursive.js')
| -rw-r--r-- | deps/v8/test/mjsunit/debug-evaluate-recursive.js | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/debug-evaluate-recursive.js b/deps/v8/test/mjsunit/debug-evaluate-recursive.js new file mode 100644 index 0000000000..9f037e5783 --- /dev/null +++ b/deps/v8/test/mjsunit/debug-evaluate-recursive.js @@ -0,0 +1,167 @@ +// Copyright 2008 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 + +listenerComplete = false; +exception = false; + +// The base part of all evaluate requests. +var base_request = '"seq":0,"type":"request","command":"evaluate"' + +function safeEval(code) { + try { + return eval('(' + code + ')'); + } catch (e) { + assertEquals(void 0, e); + return undefined; + } +} + +function testRequest(dcp, arguments, success, result) { + // Generate request with the supplied arguments. + var request; + if (arguments) { + request = '{' + base_request + ',"arguments":' + arguments + '}'; + } else { + request = '{' + base_request + '}' + } + var response = safeEval(dcp.processDebugJSONRequest(request)); + if (success) { + assertTrue(response.success, request + ' -> ' + response.message); + assertEquals(result, response.body.value); + } else { + assertFalse(response.success, request + ' -> ' + response.message); + } + assertFalse(response.running, request + ' -> expected not running'); +} + + +// Event listener which evaluates with break disabled. +function listener(event, exec_state, event_data, data) { + try { + if (event == Debug.DebugEvent.Break) + { + // Call functions with break using the FrameMirror directly. + assertEquals(1, exec_state.evaluateGlobal('f()', true).value()); + assertEquals(2, exec_state.evaluateGlobal('g()', true).value()); + assertEquals(1, exec_state.frame(0).evaluate('f()', true).value()); + assertEquals(2, exec_state.frame(0).evaluate('g()', true).value()); + + // Get the debug command processor. + var dcp = exec_state.debugCommandProcessor(); + + // Call functions with break using the JSON protocol. Tests that argument + // disable_break is default true. + testRequest(dcp, '{"expression":"f()"}', true, 1); + testRequest(dcp, '{"expression":"f()","frame":0}', true, 1); + testRequest(dcp, '{"expression":"g()"}', true, 2); + testRequest(dcp, '{"expression":"g()","frame":0}', true, 2); + + // Call functions with break using the JSON protocol. Tests passing + // argument disable_break is default true. + testRequest(dcp, '{"expression":"f()","disable_break":true}', true, 1); + testRequest(dcp, '{"expression":"f()","frame":0,"disable_break":true}', + true, 1); + testRequest(dcp, '{"expression":"g()","disable_break":true}', true, 2); + testRequest(dcp, '{"expression":"g()","frame":0,"disable_break":true}', + true, 2); + + // Indicate that all was processed. + listenerComplete = true; + } + } catch (e) { + exception = e + }; +}; + + +// Event listener which evaluates with break enabled one time and the second +// time evaluates with break disabled. +var break_count = 0; +function listener_recurse(event, exec_state, event_data, data) { + try { + if (event == Debug.DebugEvent.Break) + { + break_count++; + + // Call functions with break using the FrameMirror directly. + if (break_count == 1) { + // First break event evaluates with break enabled. + assertEquals(1, exec_state.frame(0).evaluate('f()', false).value()); + listenerComplete = true; + } else { + // Second break event evaluates with break disabled. + assertEquals(2, break_count); + assertFalse(listenerComplete); + assertEquals(1, exec_state.frame(0).evaluate('f()', true).value()); + } + } + } catch (e) { + exception = e + }; +}; + +// Add the debug event listener. +Debug.setListener(listener); + +// Test functions - one with break point and one with debugger statement. +function f() { + return 1; +}; + +function g() { + debugger; + return 2; +}; + +Debug.setBreakPoint(f, 2, 0); + +// Cause a debug break event. +debugger; + +// Make sure that the debug event listener vas invoked. +assertTrue(listenerComplete); +assertFalse(exception, "exception in listener") + +// Remove the debug event listener. +Debug.setListener(null); + +// Set debug event listener wich uses recursive breaks. +Debug.setListener(listener_recurse); +listenerComplete = false; + +Debug.setBreakPoint(f, 2, 0); + +debugger; + +// Make sure that the debug event listener vas invoked. +assertTrue(listenerComplete); +assertFalse(exception, "exception in listener") +assertEquals(2, break_count); |