Add latest changes from gitlab-org/gitlab@13-3-stable-ee

1 files changed, 39 insertions, 0 deletions

diff --git a/spec/frontend/packages/list/utils_spec.js b/spec/frontend/packages/list/utils_spec.js
new file mode 100644
index 00000000000..5bcc3784752
--- /dev/null
+++ b/spec/frontend/packages/list/utils_spec.js
@@ -0,0 +1,39 @@
+import { getNewPaginationPage } from '~/packages/list/utils';
+
+describe('Packages list utils', () => {
+  describe('packageTypeDisplay', () => {
+    it('returns the current page when total items exceeds pagniation', () => {
+      expect(getNewPaginationPage(2, 20, 21)).toBe(2);
+    });
+
+    it('returns the previous page when total items is lower than or equal to pagination', () => {
+      expect(getNewPaginationPage(2, 20, 20)).toBe(1);
+    });
+
+    it('returns the first page when totalItems is lower than or equal to perPage', () => {
+      expect(getNewPaginationPage(4, 20, 20)).toBe(1);
+    });
+
+    describe('works when a different perPage is used', () => {
+      it('returns the current page', () => {
+        expect(getNewPaginationPage(2, 10, 11)).toBe(2);
+      });
+
+      it('returns the previous page', () => {
+        expect(getNewPaginationPage(2, 10, 10)).toBe(1);
+      });
+    });
+
+    describe.each`
+      currentPage | totalItems | expectedResult
+      ${1}        | ${20}      | ${1}
+      ${2}        | ${20}      | ${1}
+      ${3}        | ${40}      | ${2}
+      ${4}        | ${60}      | ${3}
+    `(`works across numerious pages`, ({ currentPage, totalItems, expectedResult }) => {
+      it(`when currentPage is ${currentPage} return to the previous page ${expectedResult}`, () => {
+        expect(getNewPaginationPage(currentPage, 20, totalItems)).toBe(expectedResult);
+      });
+    });
+  });
+});