Add spec for getKeys()

spec/javascripts/filtered_search/filtered_search_token_keys_spec.js

@@ -18,6 +18,17 @@ describe('Filtered Search Token Keys', () => {
     });
   });
 
+  describe('getKeys', () => {
+    it('should return keys', () => {
+      const getKeys = gl.FilteredSearchTokenKeys.getKeys();
+      const keys = gl.FilteredSearchTokenKeys.get().map(i => i.key);
+
+      keys.forEach((key, i) => {
+        expect(key).toEqual(getKeys[i]);
+      });
+    });
+  });
+
   describe('getConditions', () => {
     let conditions;
 

spec/javascripts/filtered_search/filtered_search_token_keys_with_weights_spec.js

@@ -30,6 +30,23 @@ require('~/filtered_search/filtered_search_token_keys_with_weights');
         const match = tokenKeys.find(tk => tk.key === weightTokenKey.key);
         expect(match).toEqual(weightTokenKey);
       });
+
+      it('should always return the same array', () => {
+        const tokenKeys2 = gl.FilteredSearchTokenKeysWithWeights.get();
+
+        expect(tokenKeys).toEqual(tokenKeys2);
+      });
+    });
+
+    describe('getKeys', () => {
+      it('should return keys', () => {
+        const getKeys = gl.FilteredSearchTokenKeysWithWeights.getKeys();
+        const keys = gl.FilteredSearchTokenKeysWithWeights.get().map(i => i.key);
+
+        keys.forEach((key, i) => {
+          expect(key).toEqual(getKeys[i]);
+        });
+      });
     });
 
     describe('getConditions', () => {