diff --git a/test/visits/types/helpers.test.ts b/test/visits/types/helpers.test.ts
index 77cca16f..e145fdc7 100644
--- a/test/visits/types/helpers.test.ts
+++ b/test/visits/types/helpers.test.ts
@@ -1,6 +1,8 @@
 import { Mock } from 'ts-mockery';
-import { GroupedNewVisits, groupNewVisitsByType } from '../../../src/visits/types/helpers';
-import { CreateVisit, OrphanVisit, Visit } from '../../../src/visits/types';
+import { GroupedNewVisits, groupNewVisitsByType, toApiParams } from '../../../src/visits/types/helpers';
+import { CreateVisit, OrphanVisit, Visit, VisitsParams } from '../../../src/visits/types';
+import { ShlinkVisitsParams } from '../../../src/api/types';
+import { formatIsoDate, parseDate } from '../../../src/utils/helpers/date';
 
 describe('visitsTypeHelpers', () => {
   describe('groupNewVisitsByType', () => {
@@ -56,4 +58,51 @@ describe('visitsTypeHelpers', () => {
       expect(groupNewVisitsByType(createdVisits)).toEqual(expectedResult);
     });
   });
+
+  describe('toApiParams', () => {
+    test.each([
+      [ { page: 5, itemsPerPage: 100 } as VisitsParams, { page: 5, itemsPerPage: 100 } as ShlinkVisitsParams ],
+      [
+        {
+          page: 1,
+          itemsPerPage: 30,
+          filter: { excludeBots: true },
+        } as VisitsParams,
+        { page: 1, itemsPerPage: 30, excludeBots: true } as ShlinkVisitsParams,
+      ],
+      (() => {
+        const endDate = parseDate('2020-05-05', 'yyyy-MM-dd');
+
+        return [
+          {
+            page: 20,
+            itemsPerPage: 1,
+            dateRange: { endDate },
+          } as VisitsParams,
+          { page: 20, itemsPerPage: 1, endDate: formatIsoDate(endDate) } as ShlinkVisitsParams,
+        ];
+      })(),
+      (() => {
+        const startDate = parseDate('2020-05-05', 'yyyy-MM-dd');
+        const endDate = parseDate('2021-10-30', 'yyyy-MM-dd');
+
+        return [
+          {
+            page: 20,
+            itemsPerPage: 1,
+            dateRange: { startDate, endDate },
+            filter: { excludeBots: false },
+          } as VisitsParams,
+          {
+            page: 20,
+            itemsPerPage: 1,
+            startDate: formatIsoDate(startDate),
+            endDate: formatIsoDate(endDate),
+          } as ShlinkVisitsParams,
+        ];
+      })(),
+    ])('converts param as expected', (visitsParams, expectedResult) => {
+      expect(toApiParams(visitsParams)).toEqual(expectedResult);
+    });
+  });
 });