fix handling of no errors from error handling tests - closes #210

test/errorhandling.test.js

@@ -19,13 +19,17 @@ helper.files('errorhandling', 'mml', function(file) {
                 local_data_dir: path.join(__dirname, 'rendering'),
                 filename: file
             }).render(mml, function (err) {
-                var result = helper.resultFile(file);
-                var output = err.message;
-                // @TODO for some reason, fs.readFile includes an additional \n
-                // at the end of read files. Determine why.
-                fs.readFile(helper.resultFile(file), 'utf8', function(err, data) {
-                    if (!err) assert.deepEqual(output, data.substr(0, data.length - 1));
-                });
+                if (!err) {
+                    console.warn("*** <--- WARNING invalid error handling test found (" + file + "): all error handling tests should throw errors!");
+                } else {
+                    var result = helper.resultFile(file);
+                    var output = err.message;
+                    // @TODO for some reason, fs.readFile includes an additional \n
+                    // at the end of read files. Determine why.
+                    fs.readFile(helper.resultFile(file), 'utf8', function(err, data) {
+                        if (!err) assert.deepEqual(output, data.substr(0, data.length - 1));
+                    });
+                }
             });
         } catch(err) {
             var result = helper.resultFile(file);