feat(autocomplete): Allow Query Params (#269)

* add query parms to lob-node

* test fixes

Co-authored-by: David Xu <david.xu@lob.com>

lib/resources/usAutocompletions.js

@@ -8,8 +8,12 @@ class USAutocompletions extends ResourceBase {
     super('us_autocompletions', config);
   }
 
-  autocomplete (params, callback) {
-    return this._transmit('POST', null, null, params, null, callback);
+  autocomplete (params, query_param, callback) {
+    if (typeof query_param === 'function') {
+      callback = query_param;
+      query_param = {};
+    }
+    return this._transmit('POST', null, query_param, params, null, callback);
   }
 
 }

test/usAutocompletions.js

@@ -18,6 +18,22 @@ describe('us_autocompletions', () => {
       });
     });
 
+    it.only('returns a list of suggestions with custom case', (done) => {
+      Lob.usAutocompletions.autocomplete({
+        address_prefix: '185 BER',
+        city: 'San Francisco',
+        state: 'CA'
+      }, {
+        case: 'proper'
+      }, (err, res) => {
+        expect(err).to.not.exist;
+        expect(res.suggestions).to.exist;
+        expect(res.suggestions[0].primary_line).to.eql('Test Keys Do Not Autocomplete Us Addresses');
+
+        return done();
+      });
+    });
+
   });
 
 });