From 97f1ed0b88bdda3b416fd8bfef39dba62f1f105a Mon Sep 17 00:00:00 2001
From: Ihor Yeromin <yeryomin.igor@gmail.com>
Date: Fri, 29 Aug 2025 11:56:22 +0200
Subject: [PATCH] Tooltip Filter: Add test for Filter for value (#110308)

chore(adhoc-filter): add tests
---
 .../VizTooltip/VizTooltipFooter.test.tsx      | 59 ++++++++++++++++++-
 1 file changed, 58 insertions(+), 1 deletion(-)

diff --git a/packages/grafana-ui/src/components/VizTooltip/VizTooltipFooter.test.tsx b/packages/grafana-ui/src/components/VizTooltip/VizTooltipFooter.test.tsx
index e560542843d..f23961ef5e4 100644
--- a/packages/grafana-ui/src/components/VizTooltip/VizTooltipFooter.test.tsx
+++ b/packages/grafana-ui/src/components/VizTooltip/VizTooltipFooter.test.tsx
@@ -4,7 +4,7 @@ import { MemoryRouter } from 'react-router-dom-v5-compat';
 
 import { Field, FieldType, LinkModel } from '@grafana/data';
 
-import { VizTooltipFooter } from './VizTooltipFooter';
+import { VizTooltipFooter, AdHocFilterModel } from './VizTooltipFooter';
 
 describe('VizTooltipFooter', () => {
   it('should fire onclick', async () => {
@@ -32,4 +32,61 @@ describe('VizTooltipFooter', () => {
     await userEvent.click(screen.getByRole('link'));
     expect(onClick).toHaveBeenCalled();
   });
+
+  it('should render ad hoc filter button and fire onclick', async () => {
+    const onFilterClick = jest.fn();
+    const adHocFilter: AdHocFilterModel = {
+      key: 'testKey',
+      operator: '=',
+      value: 'testValue',
+      onClick: onFilterClick,
+    };
+
+    render(
+      <MemoryRouter>
+        <VizTooltipFooter dataLinks={[]} adHocFilters={[adHocFilter]} />
+      </MemoryRouter>
+    );
+
+    const filterButton = screen.getByRole('button', { name: /filter for 'testValue'/i });
+    expect(filterButton).toBeInTheDocument();
+
+    await userEvent.click(filterButton);
+    expect(onFilterClick).toHaveBeenCalled();
+  });
+
+  it('should not render ad hoc filter button when there are one-click links', () => {
+    const onFilterClick = jest.fn();
+    const onClick = jest.fn();
+    const field: Field = {
+      name: '',
+      type: FieldType.string,
+      values: [],
+      config: {},
+    };
+
+    const oneClickLink: LinkModel<Field> = {
+      href: '#',
+      onClick,
+      title: 'One Click Link',
+      origin: field,
+      target: undefined,
+      oneClick: true,
+    };
+
+    const adHocFilter: AdHocFilterModel = {
+      key: 'testKey',
+      operator: '=',
+      value: 'testValue',
+      onClick: onFilterClick,
+    };
+
+    render(
+      <MemoryRouter>
+        <VizTooltipFooter dataLinks={[oneClickLink]} adHocFilters={[adHocFilter]} />
+      </MemoryRouter>
+    );
+
+    expect(screen.queryByRole('button', { name: /filter for 'testValue'/i })).not.toBeInTheDocument();
+  });
 });