Added test for validation arguments on im.getHistory

philliphenslee · Oct 23, 2015 · 759f7e3 · 759f7e3
1 parent 5be49ed
commit 759f7e3
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/lib/slack/im.spec.js b/lib/slack/im.spec.js
@@ -114,6 +114,14 @@ describe('im', function () {
             done();
         });
 
+        it('should return an error to callback if missing required string argument', function (done) {
+            im.getHistory(null, function (err, result) {
+                expect(err).to.not.equal(null);
+                expect(err.message).to.equal('must supply valid argument(s)');
+            });
+            done();
+        });
+
         it('should return an api response to caller', function (done) {
 
             var scope = nock('https://slack.com')