Click here to Skip to main content
15,896,912 members
Articles / Programming Languages / C#

The Unit Test of Silverlight Applications with Asynchronous Service Callbacks

Rate me:
Please Sign up or sign in to vote.
4.88/5 (6 votes)
18 Feb 2011CPOL13 min read 50.7K   751   17  
This article presents an example on unit testing of Silverlight applications with asynchronous service callbacks.
//v2.0.30511.0
if (!window.Silverlight) window.Silverlight = {}; Silverlight._silverlightCount = 0; Silverlight.__onSilverlightInstalledCalled = false; Silverlight.fwlinkRoot = "http://go2.microsoft.com/fwlink/?LinkID="; Silverlight.__installationEventFired = false; Silverlight.onGetSilverlight = null; Silverlight.onSilverlightInstalled = function () { window.location.reload(false) }; Silverlight.isInstalled = function (b) { if (b == undefined) b = null; var a = false, m = null; try { var i = null, j = false; if (window.ActiveXObject) try { i = new ActiveXObject("AgControl.AgControl"); if (b === null) a = true; else if (i.IsVersionSupported(b)) a = true; i = null } catch (l) { j = true } else j = true; if (j) { var k = navigator.plugins["Silverlight Plug-In"]; if (k) if (b === null) a = true; else { var h = k.description; if (h === "1.0.30226.2") h = "2.0.30226.2"; var c = h.split("."); while (c.length > 3) c.pop(); while (c.length < 4) c.push(0); var e = b.split("."); while (e.length > 4) e.pop(); var d, g, f = 0; do { d = parseInt(e[f]); g = parseInt(c[f]); f++ } while (f < e.length && d === g); if (d <= g && !isNaN(d)) a = true } } } catch (l) { a = false } return a }; Silverlight.WaitForInstallCompletion = function () { if (!Silverlight.isBrowserRestartRequired && Silverlight.onSilverlightInstalled) { try { navigator.plugins.refresh() } catch (a) { } if (Silverlight.isInstalled(null) && !Silverlight.__onSilverlightInstalledCalled) { Silverlight.onSilverlightInstalled(); Silverlight.__onSilverlightInstalledCalled = true } else setTimeout(Silverlight.WaitForInstallCompletion, 3e3) } }; Silverlight.__startup = function () { navigator.plugins.refresh(); Silverlight.isBrowserRestartRequired = Silverlight.isInstalled(null); if (!Silverlight.isBrowserRestartRequired) { Silverlight.WaitForInstallCompletion(); if (!Silverlight.__installationEventFired) { Silverlight.onInstallRequired(); Silverlight.__installationEventFired = true } } else if (window.navigator.mimeTypes) { var b = navigator.mimeTypes["application/x-silverlight-2"], c = navigator.mimeTypes["application/x-silverlight-2-b2"], d = navigator.mimeTypes["application/x-silverlight-2-b1"], a = d; if (c) a = c; if (!b && (d || c)) { if (!Silverlight.__installationEventFired) { Silverlight.onUpgradeRequired(); Silverlight.__installationEventFired = true } } else if (b && a) if (b.enabledPlugin && a.enabledPlugin) if (b.enabledPlugin.description != a.enabledPlugin.description) if (!Silverlight.__installationEventFired) { Silverlight.onRestartRequired(); Silverlight.__installationEventFired = true } } if (!Silverlight.disableAutoStartup) if (window.removeEventListener) window.removeEventListener("load", Silverlight.__startup, false); else window.detachEvent("onload", Silverlight.__startup) }; if (!Silverlight.disableAutoStartup) if (window.addEventListener) window.addEventListener("load", Silverlight.__startup, false); else window.attachEvent("onload", Silverlight.__startup); Silverlight.createObject = function (m, f, e, k, l, h, j) { var d = {}, a = k, c = l; d.version = a.version; a.source = m; d.alt = a.alt; if (h) a.initParams = h; if (a.isWindowless && !a.windowless) a.windowless = a.isWindowless; if (a.framerate && !a.maxFramerate) a.maxFramerate = a.framerate; if (e && !a.id) a.id = e; delete a.ignoreBrowserVer; delete a.inplaceInstallPrompt; delete a.version; delete a.isWindowless; delete a.framerate; delete a.data; delete a.src; delete a.alt; if (Silverlight.isInstalled(d.version)) { for (var b in c) if (c[b]) { if (b == "onLoad" && typeof c[b] == "function" && c[b].length != 1) { var i = c[b]; c[b] = function (a) { return i(document.getElementById(e), j, a) } } var g = Silverlight.__getHandlerName(c[b]); if (g != null) { a[b] = g; c[b] = null } else throw "typeof events." + b + " must be 'function' or 'string'"; } slPluginHTML = Silverlight.buildHTML(a) } else slPluginHTML = Silverlight.buildPromptHTML(d); if (f) f.innerHTML = slPluginHTML; else return slPluginHTML }; Silverlight.buildHTML = function (a) { var b = []; b.push('<object type="application/x-silverlight" data="data:application/x-silverlight,"'); if (a.id != null) b.push(' id="' + Silverlight.HtmlAttributeEncode(a.id) + '"'); if (a.width != null) b.push(' width="' + a.width + '"'); if (a.height != null) b.push(' height="' + a.height + '"'); b.push(" >"); delete a.id; delete a.width; delete a.height; for (var c in a) if (a[c]) b.push('<param name="' + Silverlight.HtmlAttributeEncode(c) + '" value="' + Silverlight.HtmlAttributeEncode(a[c]) + '" />'); b.push("</object>"); return b.join("") }; Silverlight.createObjectEx = function (b) { var a = b, c = Silverlight.createObject(a.source, a.parentElement, a.id, a.properties, a.events, a.initParams, a.context); if (a.parentElement == null) return c }; Silverlight.buildPromptHTML = function (b) { var a = "", d = Silverlight.fwlinkRoot, c = b.version; if (b.alt) a = b.alt; else { if (!c) c = ""; a = "<a href='javascript:Silverlight.getSilverlight(\"{1}\");' style='text-decoration: none;'><img src='{2}' alt='Get Microsoft Silverlight' style='border-style: none'/></a>"; a = a.replace("{1}", c); a = a.replace("{2}", d + "108181") } return a }; Silverlight.getSilverlight = function (e) { if (Silverlight.onGetSilverlight) Silverlight.onGetSilverlight(); var b = "", a = String(e).split("."); if (a.length > 1) { var c = parseInt(a[0]); if (isNaN(c) || c < 2) b = "1.0"; else b = a[0] + "." + a[1] } var d = ""; if (b.match(/^\d+\056\d+$/)) d = "&v=" + b; Silverlight.followFWLink("149156" + d) }; Silverlight.followFWLink = function (a) { top.location = Silverlight.fwlinkRoot + String(a) }; Silverlight.HtmlAttributeEncode = function (c) { var a, b = ""; if (c == null) return null; for (var d = 0; d < c.length; d++) { a = c.charCodeAt(d); if (a > 96 && a < 123 || a > 64 && a < 91 || a > 43 && a < 58 && a != 47 || a == 95) b = b + String.fromCharCode(a); else b = b + "&#" + a + ";" } return b }; Silverlight.default_error_handler = function (e, b) { var d, c = b.ErrorType; d = b.ErrorCode; var a = "\nSilverlight error message     \n"; a += "ErrorCode: " + d + "\n"; a += "ErrorType: " + c + "       \n"; a += "Message: " + b.ErrorMessage + "     \n"; if (c == "ParserError") { a += "XamlFile: " + b.xamlFile + "     \n"; a += "Line: " + b.lineNumber + "     \n"; a += "Position: " + b.charPosition + "     \n" } else if (c == "RuntimeError") { if (b.lineNumber != 0) { a += "Line: " + b.lineNumber + "     \n"; a += "Position: " + b.charPosition + "     \n" } a += "MethodName: " + b.methodName + "     \n" } alert(a) }; Silverlight.__cleanup = function () { for (var a = Silverlight._silverlightCount - 1; a >= 0; a--) window["__slEvent" + a] = null; Silverlight._silverlightCount = 0; if (window.removeEventListener) window.removeEventListener("unload", Silverlight.__cleanup, false); else window.detachEvent("onunload", Silverlight.__cleanup) }; Silverlight.__getHandlerName = function (b) { var a = ""; if (typeof b == "string") a = b; else if (typeof b == "function") { if (Silverlight._silverlightCount == 0) if (window.addEventListener) window.addEventListener("onunload", Silverlight.__cleanup, false); else window.attachEvent("onunload", Silverlight.__cleanup); var c = Silverlight._silverlightCount++; a = "__slEvent" + c; window[a] = b } else a = null; return a }; Silverlight.onRequiredVersionAvailable = function () { }; Silverlight.onRestartRequired = function () { }; Silverlight.onUpgradeRequired = function () { }; Silverlight.onInstallRequired = function () { }; Silverlight.IsVersionAvailableOnError = function (d, a) { var b = false; try { if (a.ErrorCode == 8001 && !Silverlight.__installationEventFired) { Silverlight.onUpgradeRequired(); Silverlight.__installationEventFired = true } else if (a.ErrorCode == 8002 && !Silverlight.__installationEventFired) { Silverlight.onRestartRequired(); Silverlight.__installationEventFired = true } else if (a.ErrorCode == 5014 || a.ErrorCode == 2106) { if (Silverlight.__verifySilverlight2UpgradeSuccess(a.getHost())) b = true } else b = true } catch (c) { } return b }; Silverlight.IsVersionAvailableOnLoad = function (b) { var a = false; try { if (Silverlight.__verifySilverlight2UpgradeSuccess(b.getHost())) a = true } catch (c) { } return a }; Silverlight.__verifySilverlight2UpgradeSuccess = function (d) { var c = false, b = "2.0.31005", a = null; try { if (d.IsVersionSupported(b + ".99")) { a = Silverlight.onRequiredVersionAvailable; c = true } else if (d.IsVersionSupported(b + ".0")) a = Silverlight.onRestartRequired; else a = Silverlight.onUpgradeRequired; if (a && !Silverlight.__installationEventFired) { a(); Silverlight.__installationEventFired = true } } catch (e) { } return c }

function onSilverlightError(sender, args) {
    var appSource = "";
    if (sender != null && sender != 0) {
        appSource = sender.getHost().Source;
    }

    var errorType = args.ErrorType;
    var iErrorCode = args.ErrorCode;
    if (errorType == "ImageError" || errorType == "MediaError") {
        return;
    }

    var errMsg = "Unhandled Error in Silverlight Application " + appSource + "\n";
    errMsg += "Code: " + iErrorCode + "    \n";
    errMsg += "Category: " + errorType + "       \n";
    errMsg += "Message: " + args.ErrorMessage + "     \n";

    if (errorType == "ParserError") {
        errMsg += "File: " + args.xamlFile + "     \n";
        errMsg += "Line: " + args.lineNumber + "     \n";
        errMsg += "Position: " + args.charPosition + "     \n";
    }
    else if (errorType == "RuntimeError") {
        if (args.lineNumber != 0) {
            errMsg += "Line: " + args.lineNumber + "     \n";
            errMsg += "Position: " + args.charPosition + "     \n";
        }
        errMsg += "MethodName: " + args.methodName + "     \n";
    }

    throw new Error(errMsg);
}

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


Written By
United States United States
I have been working in the IT industry for some time. It is still exciting and I am still learning. I am a happy and honest person, and I want to be your friend.

Comments and Discussions