Fix "Projects with release" stat when value is 0

This commit fixes a bug that prevented the "Projects with releases"
stat from being rendered when the value of the statistic was 0.

ee/app/assets/javascripts/analytics/group_ci_cd_analytics/components/release_stats_card.vue

@@ -59,7 +59,7 @@ export default {
         return STAT_ERROR_PLACEHOLDER;
       }
 
-      if (this.rawStats?.releasesPercentage) {
+      if (this.rawStats?.releasesPercentage != null) {
         return sprintf(s__('CICDAnalytics|%{percent}%{percentSymbol}'), {
           percent: this.rawStats?.releasesPercentage,
           percentSymbol: '%',

ee/changelogs/unreleased/nfriend-fix-projects-with-releases-stat.yml

+---
+title: Fix group-level "Projects with releases" stat when value is 0
+merge_request: 60752
+author:
+type: fixed

ee/spec/frontend/analytics/group_ci_cd_analytics/components/release_stats_card_spec.js

 import { GlSkeletonLoader, GlCard } from '@gitlab/ui';
 import { shallowMount, createLocalVue } from '@vue/test-utils';
+import { merge } from 'lodash';
 import Vue from 'vue';
 import VueApollo from 'vue-apollo';
 import ReleaseStatsCard from 'ee/analytics/group_ci_cd_analytics/components/release_stats_card.vue';
@@ -77,6 +78,33 @@ describe('Release stats card', () => {
     });
   });
 
+  describe('when the data is successfully returned, but the stats are all 0', () => {
+    beforeEach(() => {
+      const responseWithZeros = merge({}, groupReleaseStatsQueryResponse, {
+        data: {
+          group: {
+            stats: {
+              releaseStats: {
+                releasesCount: 0,
+                releasesPercentage: 0,
+              },
+            },
+          },
+        },
+      });
+
+      const apolloProvider = createMockApollo([
+        [groupReleaseStatsQuery, jest.fn().mockResolvedValueOnce(responseWithZeros)],
+      ]);
+
+      createComponent({ apolloProvider });
+    });
+
+    it('renders the statistics', () => {
+      expect(findStats().text()).toMatchInterpolatedText('0 Releases 0% Projects with releases');
+    });
+  });
+
   describe('when an error occurs while loading data', () => {
     beforeEach(() => {
       const apolloProvider = createMockApollo([