fix(a11y) Fix aria-label being not present when the option is set

src/jquery/plugin.js

@@ -65,7 +65,8 @@ methods = {
         datasets: datasets,
         keyboardShortcuts: o.keyboardShortcuts,
         appendTo: o.appendTo,
-        autoWidth: o.autoWidth
+        autoWidth: o.autoWidth,
+        ariaLabel: o.ariaLabel
       });
 
       $input.data(typeaheadKey, typeahead);

src/standalone/index.js

@@ -50,7 +50,8 @@ function autocomplete(selector, options, datasets, typeaheadObject) {
       datasets: datasets,
       keyboardShortcuts: options.keyboardShortcuts,
       appendTo: options.appendTo,
-      autoWidth: options.autoWidth
+      autoWidth: options.autoWidth,
+      ariaLabel: options.ariaLabel
     });
     $input.data(typeaheadKey, typeahead);
   });

test/integration/test.js

@@ -100,6 +100,22 @@ describe('jquery-typeahead.js', function() {
   });
 
   function testSuite () {
+    describe('initial attributes', function() {
+      it('should contain aria-label if specified using options', function(done) {
+        yield this.execute("buildAutocomplete({aria-label: 'blah', hint: false, appendTo: 'body'})");
+        driver.run(function*() {
+          expect(yield input.getAttribute('aria-label')).to.equal('blah');
+        })
+      });
+
+      it('should not contain aria-label if not specified using options', function(done) {
+        yield this.execute("buildAutocomplete({hint: false, appendTo: 'body'})");
+        driver.run(function*() {
+          expect(yield input.getAttribute('aria-label')).to.equal(undefined);
+        })
+      })
+    }
+
     describe('on blur', function() {
       it('should close dropdown', function(done) {
         driver.run(function*() {