Displaying error message in queue if fails

lib/server/controllers/apiController.js

@@ -75,10 +75,9 @@ var ApiController = function(app) {
                 }).fail(function(err) {
                     
                     console.error('Test failed for %s', run.params.url);
-                    console.error(err);
-                    console.error(err.stack);
+                    console.error(err.toString());
 
-                    runsDatastore.markAsFailed(run.runId);
+                    runsDatastore.markAsFailed(run.runId, err.toString());
                     
                 }).finally(function() {
                     queue.remove(run.runId);

lib/server/datastores/runsDatastore.js

@@ -53,11 +53,36 @@ function RunsDatastore() {
     };
 
 
-    this.markAsFailed = function(runId) {
+    this.markAsFailed = function(runId, err) {
         var run = runs[runId];
 
+        var errorMessage;
+        switch(err) {
+            case '252':
+                errorMessage = "Error 252: page timeout in Phantomas";
+                break;
+            case '253':
+                errorMessage = "Error 253: Phantomas config error";
+                break;
+            case '254':
+                errorMessage = "Error 254: page loading failed in Phantomas";
+                break;
+            case '255':
+                errorMessage = "Error 255: Phantomas error";
+                break;
+            case '1001':
+                errorMessage = "Error 1001: JavaScript profiling failed";
+                break;
+            case '1002':
+                errorMessage = "Error 1002: missing Phantomas metrics";
+                break;
+            default:
+                errorMessage = err;
+        }
+
         run.status = {
-            statusCode: STATUS_FAILED
+            statusCode: STATUS_FAILED,
+            error: errorMessage
         };
 
         runs[runId] = run;