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217 lines
8.7 KiB
217 lines
8.7 KiB
// Copyright 2008 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --expose-debug-as debug
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// Get the Debug object exposed from the debug context global object.
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Debug = debug.Debug
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// Simple function which stores the last debug event.
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var listenerComplete = false;
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var exception = false;
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var f_script_id = 0;
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var g_script_id = 0;
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var h_script_id = 0;
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var f_line = 0;
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var g_line = 0;
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var base_request = '"seq":0,"type":"request","command":"setbreakpoint"'
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function safeEval(code) {
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try {
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return eval('(' + code + ')');
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} catch (e) {
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assertEquals(void 0, e);
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return undefined;
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}
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}
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function testArguments(dcp, arguments, success, is_script) {
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var request = '{' + base_request + ',"arguments":' + arguments + '}'
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var json_response = dcp.processDebugJSONRequest(request);
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var response = safeEval(json_response);
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if (success) {
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assertTrue(response.success, request + ' -> ' + json_response);
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if (is_script) {
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assertEquals('scriptName', response.body.type, request + ' -> ' + json_response);
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} else {
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assertEquals('scriptId', response.body.type, request + ' -> ' + json_response);
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}
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} else {
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assertFalse(response.success, request + ' -> ' + json_response);
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}
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return response;
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}
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function listener(event, exec_state, event_data, data) {
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try {
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if (event == Debug.DebugEvent.Break) {
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// Get the debug command processor.
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var dcp = exec_state.debugCommandProcessor("unspecified_running_state");
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// Test some illegal setbreakpoint requests.
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var request = '{' + base_request + '}'
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var response = safeEval(dcp.processDebugJSONRequest(request));
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assertFalse(response.success);
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var mirror;
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testArguments(dcp, '{}', false);
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testArguments(dcp, '{"type":"xx"}', false);
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testArguments(dcp, '{"type":"function"}', false);
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testArguments(dcp, '{"type":"script"}', false);
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testArguments(dcp, '{"target":"f"}', false);
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testArguments(dcp, '{"type":"xx","target":"xx"}', false);
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testArguments(dcp, '{"type":"function","target":1}', false);
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testArguments(dcp, '{"type":"function","target":"f","line":-1}', false);
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testArguments(dcp, '{"type":"function","target":"f","column":-1}', false);
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testArguments(dcp, '{"type":"function","target":"f","ignoreCount":-1}', false);
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testArguments(dcp, '{"type":"handle","target":"-1"}', false);
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mirror = debug.MakeMirror(o);
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testArguments(dcp, '{"type":"handle","target":' + mirror.handle() + '}', false);
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// Test some legal setbreakpoint requests.
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testArguments(dcp, '{"type":"function","target":"f"}', true, false);
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testArguments(dcp, '{"type":"function","target":"h"}', true, false);
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testArguments(dcp, '{"type":"function","target":"f","line":1}', true, false);
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testArguments(dcp, '{"type":"function","target":"f","position":1}', true, false);
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testArguments(dcp, '{"type":"function","target":"f","condition":"i == 1"}', true, false);
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testArguments(dcp, '{"type":"function","target":"f","enabled":true}', true, false);
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testArguments(dcp, '{"type":"function","target":"f","enabled":false}', true, false);
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testArguments(dcp, '{"type":"function","target":"f","ignoreCount":7}', true, false);
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testArguments(dcp, '{"type":"script","target":"test"}', true, true);
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testArguments(dcp, '{"type":"script","target":"test"}', true, true);
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testArguments(dcp, '{"type":"script","target":"test","line":1}', true, true);
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testArguments(dcp, '{"type":"script","target":"test","column":1}', true, true);
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testArguments(dcp, '{"type":"scriptId","target":' + f_script_id + ',"line":' + f_line + '}', true, false);
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testArguments(dcp, '{"type":"scriptId","target":' + g_script_id + ',"line":' + g_line + '}', true, false);
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testArguments(dcp, '{"type":"scriptId","target":' + h_script_id + ',"line":' + h_line + '}', true, false);
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mirror = debug.MakeMirror(f);
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testArguments(dcp, '{"type":"handle","target":' + mirror.handle() + '}', true, false);
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mirror = debug.MakeMirror(o.a);
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testArguments(dcp, '{"type":"handle","target":' + mirror.handle() + '}', true, false);
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testArguments(dcp, '{"type":"script","target":"sourceUrlScript","line":0}', true, true);
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// Set a break point on a line with the comment, and check that actual position
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// is the next line after the comment.
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request = '{"type":"scriptId","target":' + g_script_id + ',"line":' + (g_line + 1) + '}';
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response = testArguments(dcp, request, true, false);
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assertEquals(g_line + 2, response.body.actual_locations[0].line);
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// Indicate that all was processed.
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listenerComplete = true;
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}
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} catch (e) {
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exception = e
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};
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};
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// Add the debug event listener.
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Debug.setListener(listener);
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function f() {
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a=1
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};
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function g() {
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// Comment.
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f();
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};
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eval('function h(){}');
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eval('function sourceUrlFunc() { a = 2; }\n//@ sourceURL=sourceUrlScript');
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o = {a:function(){},b:function(){}}
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// Check the script ids for the test functions.
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f_script_id = Debug.findScript(f).id;
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g_script_id = Debug.findScript(g).id;
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h_script_id = Debug.findScript(h).id;
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sourceURL_script_id = Debug.findScript(sourceUrlFunc).id;
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assertTrue(f_script_id > 0, "invalid script id for f");
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assertTrue(g_script_id > 0, "invalid script id for g");
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assertTrue(h_script_id > 0, "invalid script id for h");
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assertTrue(sourceURL_script_id > 0, "invalid script id for sourceUrlFunc");
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assertEquals(f_script_id, g_script_id);
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// Get the source line for the test functions.
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f_line = Debug.findFunctionSourceLocation(f).line;
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g_line = Debug.findFunctionSourceLocation(g).line;
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h_line = Debug.findFunctionSourceLocation(h).line;
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assertTrue(f_line > 0, "invalid line for f");
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assertTrue(g_line > 0, "invalid line for g");
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assertTrue(f_line < g_line);
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assertEquals(h_line, 0, "invalid line for h");
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// Set a break point and call to invoke the debug event listener.
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Debug.setBreakPoint(g, 0, 0);
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g();
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// Make sure that the debug event listener was invoked.
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assertTrue(listenerComplete, "listener did not run to completion: " + exception);
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// Try setting breakpoint by url specified in sourceURL
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var breakListenerCalled = false;
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function breakListener(event) {
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if (event == Debug.DebugEvent.Break)
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breakListenerCalled = true;
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}
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Debug.setListener(breakListener);
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sourceUrlFunc();
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assertTrue(breakListenerCalled, "Break listener not called on breakpoint set by sourceURL");
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// Breakpoint in a script with no statements test case. If breakpoint is set
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// to the script body, its actual position is taken from the nearest statement
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// below or like in this case is reset to the very end of the script.
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// Unless some precautions made, this position becomes out-of-range and
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// we get an exception.
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// Gets a script of 'i1' function and sets the breakpoint at line #4 which
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// should be empty.
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function SetBreakpointInI1Script() {
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var i_script = Debug.findScript(i1);
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assertTrue(!!i_script, "invalid script for i1");
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Debug.setScriptBreakPoint(Debug.ScriptBreakPointType.ScriptId,
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i_script.id, 4);
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}
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// Creates the eval script and tries to set the breakpoint.
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// The tricky part is that the script function must be strongly reachable at the
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// moment. Since there's no way of simply getting the pointer to the function,
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// we run this code while the script function is being activated on stack.
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eval('SetBreakpointInI1Script()\nfunction i1(){}\n\n\n\nfunction i2(){}\n');
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