add missing integration tests to scripts

package-scripts.js

@@ -115,7 +115,7 @@ module.exports = {
         integration: {
           script: test(
             'integration',
-            '--timeout 10000 --slow 3750 "test/integration/*.spec.js"'
+            '--timeout 10000 --slow 3750 "test/integration/**/*.spec.js"'
           ),
           description: 'Run Node.js integration tests',
           hiddenFromHelp: true

test/integration/options/reporter-option.spec.js

@@ -0,0 +1,25 @@
+'use strict';
+
+var runMocha = require('../helpers').runMocha;
+
+describe('--reporter-option', function() {
+  describe('when given options w/ invalid format', function() {
+    it('should display an error', function(done) {
+      runMocha(
+        'passing.fixture.js',
+        ['--reporter-option', 'foo=bar=baz'],
+        function(err, res) {
+          if (err) {
+            return done(err);
+          }
+          expect(res, 'to have failed').and(
+            'to contain output',
+            /invalid reporter option/i
+          );
+          done();
+        },
+        'pipe'
+      );
+    });
+  });
+});