src/app/common/pipes/tags.spec.ts

@@ -58,6 +58,15 @@ describe('TagPipe', () => {
     );
   });
 
+  it('should transform uppercase text following # to lower case ', () => {
+    const pipe = new TagsPipe(featuresServiceMock);
+    const string = 'textString #NaMe';
+    const transformedString = pipe.transform(<any>string);
+    expect(transformedString).toContain(
+      '<a href="/newsfeed/global/top;hashtag=name;period=24h'
+    );
+  });
+
   it('should correctly parse when duplicates substrings present', () => {
     const pipe = new TagsPipe(featuresServiceMock);
     const string = '#hash #hashlonger';

src/app/common/pipes/tags.ts

@@ -32,7 +32,11 @@ export class TagsPipe implements PipeTransform {
       rule: /(^|\s||)#(\w+)/gim,
       replace: m => {
         if (this.featureService.has('top-feeds')) {
-          return `${m.match[1]}<a href="/newsfeed/global/top;hashtag=${m.match[2]};period=24h">#${m.match[2]}</a>`;
+          return `${
+            m.match[1]
+          }<a href="/newsfeed/global/top;hashtag=${m.match[2].toLowerCase()};period=24h">#${
+            m.match[2]
+          }</a>`;
         }
         return `${m.match[1]}<a href="/newsfeed/tag/${m.match[2]};ref=hashtag">#${m.match[2]}</a>`;
       },