diff --git a/lib/nodeunit-dsl.js b/lib/nodeunit-dsl.js
index 93c8cdc..4b472b4 100644
--- a/lib/nodeunit-dsl.js
+++ b/lib/nodeunit-dsl.js
@@ -3,17 +3,17 @@
   sys = require('sys');
   nodeunit = require('nodeunit');
   red = function(str) {
-    return "\033[31m" + (str) + "\033[39m";
+    return "\033[31m" + str + "\033[39m";
   };
   green = function(str) {
-    return "\033[32m" + (str) + "\033[39m";
+    return "\033[32m" + str + "\033[39m";
   };
   bold = function(str) {
-    return "\033[1m" + (str) + "\033[22m";
+    return "\033[1m" + str + "\033[22m";
   };
   tests = {};
   exports.test = function(name, fn) {
-    return (tests[name] = fn);
+    return tests[name] = fn;
   };
   befores = [];
   exports.before = function(fn) {
@@ -25,41 +25,49 @@
   };
   exports.run = function(name) {
     return process.nextTick(function() {
-      sys.puts(bold(("\n" + (name))));
+      sys.puts(bold("\n" + name));
       return nodeunit.runModule(name, tests, {
         name: name,
         testStart: function() {
-          var _a, _b, _c, _d, fn;
-          _a = []; _c = befores;
-          for (_b = 0, _d = _c.length; _b < _d; _b++) {
-            fn = _c[_b];
-            _a.push(fn());
+          var fn, _i, _len, _results;
+          _results = [];
+          for (_i = 0, _len = befores.length; _i < _len; _i++) {
+            fn = befores[_i];
+            _results.push(fn());
           }
-          return _a;
+          return _results;
         },
         testDone: function(name, assertions) {
-          var _a, _b, _c, _d, _e, _f, _g, assertion, fn;
-          _b = afters;
-          for (_a = 0, _c = _b.length; _a < _c; _a++) {
-            fn = _b[_a];
+          var assertion, failures, fn, _i, _j, _len, _len2, _results;
+          failures = typeof assertions.failures === "function" ? assertions.failures() : assertion.failures;
+          for (_i = 0, _len = afters.length; _i < _len; _i++) {
+            fn = afters[_i];
             fn();
           }
-          if (!assertions.failures) {
-            return sys.puts(("✔ " + (name)));
+          if (!failures) {
+            return sys.puts("✔ " + name);
           } else {
-            sys.puts(red(("✖ " + (name))));
-            _d = []; _f = assertions;
-            for (_e = 0, _g = _f.length; _e < _g; _e++) {
-              assertion = _f[_e];
-              assertion.failed() ? _d.push(sys.puts(assertion.error.stack + "\n")) : null;
+            sys.puts(red("✖ " + name));
+            _results = [];
+            for (_j = 0, _len2 = assertions.length; _j < _len2; _j++) {
+              assertion = assertions[_j];
+              if (assertion.failed()) {
+                _results.push(sys.puts(assertion.error.stack + "\n"));
+              }
             }
-            return _d;
+            return _results;
           }
         },
         moduleDone: function(name, assertions) {
-          return assertions.failures ? sys.puts(bold(red(("\nFAILURES " + (assertions.failures) + " / " + (assertions.length) + " ") + (" assertions failed (" + (assertions.duration) + " ms)")))) : sys.puts(bold(green(("\nOK: " + (assertions.length) + " assertions(" + (assertions.duration) + " ms)"))));
+          var failures;
+          failures = typeof assertions.failures === "function" ? assertions.failures() : assertion.failures;
+          if (failures) {
+            return sys.puts(bold(red(("\nFAILURES " + failures + " / " + assertions.length + " ") + (" assertions failed (" + assertions.duration + " ms)"))));
+          } else {
+            return sys.puts(bold(green("\nOK: " + assertions.length + " assertions(" + assertions.duration + " ms)")));
+          }
         }
       }, (function() {}));
     });
   };
-})();
+}).call(this);
diff --git a/src/nodeunit-dsl.coffee b/src/nodeunit-dsl.coffee
index b3fc269..d47e3a1 100644
--- a/src/nodeunit-dsl.coffee
+++ b/src/nodeunit-dsl.coffee
@@ -27,19 +27,19 @@ exports.run = (name) ->
       testStart: ->
         fn() for fn in befores
       testDone: (name, assertions) ->
+        failures = if typeof(assertions.failures) is "function" then assertions.failures() else assertion.failures
         fn() for fn in afters
-        if not assertions.failures
+        if not failures
           sys.puts "✔ #{name}"
         else
           sys.puts red "✖ #{name}"
           for assertion in assertions when assertion.failed()
             sys.puts assertion.error.stack + "\n"
       moduleDone: (name, assertions) ->
-        if assertions.failures
-          sys.puts bold(red(
-            "\nFAILURES #{assertions.failures} / #{assertions.length} " +
+        failures = if typeof(assertions.failures) is "function" then assertions.failures() else assertion.failures
+        if failures
+          sys.puts bold(red("\nFAILURES #{failures} / #{assertions.length} " +
             " assertions failed (#{assertions.duration} ms)"))
         else
-          sys.puts bold(green(
-            "\nOK: #{assertions.length} assertions(#{assertions.duration} ms)"))
-    }, (->)
\ No newline at end of file
+          sys.puts bold(green("\nOK: #{assertions.length} assertions(#{assertions.duration} ms)"))
+    }, (->)
diff --git a/test/issue-1.js b/test/issue-1.js
new file mode 100644
index 0000000..a6a9cf7
--- /dev/null
+++ b/test/issue-1.js
@@ -0,0 +1,11 @@
+var dsl = require('nodeunit-dsl'),
+	  test = dsl.test,
+	  run = dsl.run;
+
+if (module.id === '.') run(__filename);
+
+test('the total number of failures is evaluated correctly', function(t) {
+	t.ok(true);
+	t.done();
+});
+