The Tor Browser / file comparison
comparison: js/jsd/test/jsd-test.js
js/jsd/test/jsd-test.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
equal
deleted
inserted
replaced
| -1:000000000000 | 0:16a5e71ef5ab |
|---|---|
| 1 const Cc = SpecialPowers.Cc; | |
| 2 const Ci = SpecialPowers.Ci; | |
| 3 const RETURN_CONTINUE = Ci.jsdIExecutionHook.RETURN_CONTINUE; | |
| 4 const DebuggerService = Cc["@mozilla.org/js/jsd/debugger-service;1"]; | |
| 5 | |
| 6 var jsd = Cc['@mozilla.org/js/jsd/debugger-service;1'] | |
| 7 .getService(Ci.jsdIDebuggerService); | |
| 8 var jsdOnAtStart = false; | |
| 9 | |
| 10 function setupJSD(test) { | |
| 11 netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); | |
| 12 jsdOnAtStart = jsd.isOn; | |
| 13 if (jsdOnAtStart) { | |
| 14 runTest(); | |
| 15 } else { | |
| 16 jsd.asyncOn({ onDebuggerActivated: function() { runTest(); } }); | |
| 17 } | |
| 18 } | |
| 19 | |
| 20 // Ugly workaround: when you turn the debugger on, it will only see scripts | |
| 21 // compiled after that point. And it may be turned on asynchronously. So | |
| 22 // we put the debugged code into a separate script that gets loaded after | |
| 23 // the debugger is on. | |
| 24 function loadScript(url, element) { | |
| 25 var script = document.createElement('script'); | |
| 26 script.type = 'text/javascript'; | |
| 27 script.src = url; | |
| 28 script.defer = false; | |
| 29 element.appendChild(script); | |
| 30 } | |
| 31 | |
| 32 function findScriptByFunction(name) { | |
| 33 var script; | |
| 34 jsd.enumerateScripts({ enumerateScript: | |
| 35 function(script_) { | |
| 36 if (script_.functionName === name) { | |
| 37 script = script_; | |
| 38 } | |
| 39 } | |
| 40 }); | |
| 41 | |
| 42 if (typeof(script) === "undefined") { | |
| 43 throw("Cannot find function named '" + name + "'"); | |
| 44 } | |
| 45 | |
| 46 return script; | |
| 47 } | |
| 48 | |
| 49 // Pass in a JSD script | |
| 50 function breakOnAllLines(script) { | |
| 51 // Map each line to a PC, and collect that set of PCs (removing | |
| 52 // duplicates.) | |
| 53 var pcs = {}; | |
| 54 for (i = 0; i < script.lineExtent; i++) { | |
| 55 var jsdLine = script.baseLineNumber + i; | |
| 56 var pc = script.lineToPc(jsdLine, Ci.jsdIScript.PCMAP_SOURCETEXT); | |
| 57 pcs[pc] = 1; | |
| 58 } | |
| 59 | |
| 60 // Set a breakpoint on each of those PCs. | |
| 61 for (pc in pcs) { | |
| 62 try { | |
| 63 script.setBreakpoint(pc); | |
| 64 } catch(e) { | |
| 65 alert("Error setting breakpoint: " + e); | |
| 66 } | |
| 67 } | |
| 68 } | |
| 69 | |
| 70 // Set a breakpoint on a script, where lineno is relative to the beginning | |
| 71 // of the script (NOT the absolute line number within the file). | |
| 72 function breakOnLine(script, lineno) { | |
| 73 breakOnAbsoluteLine(script, script.baseLineNumber + lineno); | |
| 74 } | |
| 75 | |
| 76 function breakOnAbsoluteLine(script, lineno) { | |
| 77 var pc = script.lineToPc(lineno, Ci.jsdIScript.PCMAP_SOURCETEXT); | |
| 78 script.setBreakpoint(pc); | |
| 79 } | |
| 80 | |
| 81 function loadPage(page) { | |
| 82 var url; | |
| 83 if (page.match(/^\w+:/)) { | |
| 84 // Full URI, so just use it | |
| 85 url = page; | |
| 86 } else { | |
| 87 // Treat as relative to previous page | |
| 88 url = document.location.href.replace(/\/[^\/]*$/, "/" + page); | |
| 89 } | |
| 90 | |
| 91 dump("Switching to URL " + url + "\n"); | |
| 92 | |
| 93 gURLBar.value = url; | |
| 94 gURLBar.handleCommand(); | |
| 95 } | |
| 96 | |
| 97 function breakpointObserver(lines, interesting, callback) { | |
| 98 jsd.breakpointHook = { onExecute: function(frame, type, rv) { | |
| 99 breakpoints_hit.push(frame.line); | |
| 100 if (frame.line in interesting) { | |
| 101 return callback(frame, type, breakpoints_hit); | |
| 102 } else { | |
| 103 return RETURN_CONTINUE; | |
| 104 } | |
| 105 } }; | |
| 106 } | |
| 107 | |
| 108 function dumpStack(frame, msg) { | |
| 109 dump(msg + ":\n"); | |
| 110 while(frame) { | |
| 111 var callee = frame.callee; | |
| 112 if (callee !== null) | |
| 113 callee = callee.jsClassName; | |
| 114 dump(" " + frame.script.fileName + ":" + frame.line + " func=" + frame.script.functionName + " ffunc=" + frame.functionName + " callee=" + callee + " pc=" + frame.pc + "\n"); | |
| 115 frame = frame.callingFrame; | |
| 116 } | |
| 117 } |
