Accessibility: use `Collapse` in `QueryOptionGroup` (#70446)

* use collapse in QueryOptionGroup

* fix unit tests

* fix tests after merging main

* adjust padding to match

public/app/plugins/datasource/loki/querybuilder/components/LokiQueryBuilderOptions.test.tsx

@@ -10,7 +10,7 @@ describe('LokiQueryBuilderOptions', () => {
   it('can change query type', async () => {
     const { props } = setup();
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     expect(screen.getByLabelText('Range')).toBeChecked();
 
     await userEvent.click(screen.getByLabelText('Instant'));
@@ -24,7 +24,7 @@ describe('LokiQueryBuilderOptions', () => {
   it('can change legend format', async () => {
     const { props } = setup();
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
 
     // First autosize input is a Legend
     const element = screen.getAllByTestId('autosize-input')[0];
@@ -40,7 +40,7 @@ describe('LokiQueryBuilderOptions', () => {
   it('can change line limit to valid value', async () => {
     const { props } = setup({ expr: '{foo="bar"}' });
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     // Second autosize input is a Line limit
     const element = screen.getAllByTestId('autosize-input')[1];
     await userEvent.type(element, '10');
@@ -57,7 +57,7 @@ describe('LokiQueryBuilderOptions', () => {
     // We need to start with some value to be able to change it
     props.query.maxLines = 10;
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     // Second autosize input is a Line limit
     const element = screen.getAllByTestId('autosize-input')[1];
     await userEvent.type(element, '-10');
@@ -74,7 +74,7 @@ describe('LokiQueryBuilderOptions', () => {
     // We need to start with some value to be able to change it
     props.query.maxLines = 10;
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     // Second autosize input is a Line limit
     const element = screen.getAllByTestId('autosize-input')[1];
     await userEvent.type(element, 'asd');
@@ -102,19 +102,19 @@ describe('LokiQueryBuilderOptions', () => {
 
   it('does not shows resolution field if resolution is not set', async () => {
     setup({ expr: 'rate({foo="bar"}[5m]' });
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     expect(screen.queryByText('Resolution')).not.toBeInTheDocument();
   });
 
   it('does not shows resolution field if resolution is set to default value 1', async () => {
     setup({ expr: 'rate({foo="bar"}[5m]', resolution: 1 });
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     expect(screen.queryByText('Resolution')).not.toBeInTheDocument();
   });
 
   it('does shows resolution field with warning if resolution is set to non-default value', async () => {
     setup({ expr: 'rate({foo="bar"}[5m]', resolution: 2 });
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     expect(screen.getByText('Resolution')).toBeInTheDocument();
     expect(
       screen.getByText("The 'Resolution' is deprecated. Use 'Step' editor instead to change step parameter.")
@@ -130,13 +130,13 @@ describe('LokiQueryBuilderOptions', () => {
 
   it('shows error when invalid value in step', async () => {
     setup({ expr: 'rate({foo="bar"}[5m]', step: 'a' });
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     expect(screen.getByText(/Invalid step/)).toBeInTheDocument();
   });
 
   it('does not shows error when valid value in step', async () => {
     setup({ expr: 'rate({foo="bar"}[5m]', step: '1m' });
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     expect(screen.queryByText(/Invalid step/)).not.toBeInTheDocument();
   });
 });

public/app/plugins/datasource/prometheus/querybuilder/components/PromQueryBuilderOptions.test.tsx

@@ -14,7 +14,7 @@ describe('PromQueryBuilderOptions', () => {
   it('Can change query type', async () => {
     const { props } = setup();
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
     expect(screen.getByLabelText('Range')).toBeChecked();
 
     await userEvent.click(screen.getByLabelText('Instant'));
@@ -30,7 +30,7 @@ describe('PromQueryBuilderOptions', () => {
   it('Can set query type to "Both" on render for PanelEditor', async () => {
     setup({ instant: true, range: true });
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
 
     expect(screen.getByLabelText('Both')).toBeChecked();
   });
@@ -38,7 +38,7 @@ describe('PromQueryBuilderOptions', () => {
   it('Can set query type to "Both" on render for Explorer', async () => {
     setup({ instant: true, range: true }, CoreApp.Explore);
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
 
     expect(screen.getByLabelText('Both')).toBeChecked();
   });
@@ -51,7 +51,7 @@ describe('PromQueryBuilderOptions', () => {
   it('Can change legend format to verbose', async () => {
     const { props } = setup();
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
 
     let legendModeSelect = screen.getByText('Auto').parentElement!;
     await userEvent.click(legendModeSelect);
@@ -67,7 +67,7 @@ describe('PromQueryBuilderOptions', () => {
   it('Can change legend format to custom', async () => {
     const { props } = setup();
 
-    await userEvent.click(screen.getByTitle('Click to edit options'));
+    await userEvent.click(screen.getByRole('button', { name: /Options/ }));
 
     let legendModeSelect = screen.getByText('Auto').parentElement!;
     await userEvent.click(legendModeSelect);

public/app/plugins/datasource/prometheus/querybuilder/shared/QueryOptionGroup.tsx

@@ -4,7 +4,7 @@ import { useToggle } from 'react-use';
 
 import { getValueFormat, GrafanaTheme2 } from '@grafana/data';
 import { Stack } from '@grafana/experimental';
-import { Icon, useStyles2 } from '@grafana/ui';
+import { Collapse, useStyles2 } from '@grafana/ui';
 import { QueryStats } from 'app/plugins/datasource/loki/types';
 
 export interface Props {
@@ -25,22 +25,26 @@ export function QueryOptionGroup({ title, children, collapsedInfo, queryStats }:
 
   return (
     <div className={styles.wrapper}>
-      <Stack gap={0} direction="column">
-        <div className={styles.header} onClick={toggleOpen} title="Click to edit options">
-          <div className={styles.toggle}>
-            <Icon name={isOpen ? 'angle-down' : 'angle-right'} />
-          </div>
-          <h6 className={styles.title}>{title}</h6>
-          {!isOpen && (
-            <div className={styles.description}>
-              {collapsedInfo.map((x, i) => (
-                <span key={i}>{x}</span>
-              ))}
-            </div>
-          )}
-        </div>
-        {isOpen && <div className={styles.body}>{children}</div>}
-      </Stack>
+      <Collapse
+        className={styles.collapse}
+        collapsible
+        isOpen={isOpen}
+        onToggle={toggleOpen}
+        label={
+          <Stack gap={0} wrap={false}>
+            <h6 className={styles.title}>{title}</h6>
+            {!isOpen && (
+              <div className={styles.description}>
+                {collapsedInfo.map((x, i) => (
+                  <span key={i}>{x}</span>
+                ))}
+              </div>
+            )}
+          </Stack>
+        }
+      >
+        <div className={styles.body}>{children}</div>
+      </Collapse>
       {queryStats && <p className={styles.stats}>This query will process approximately {convertUnits()}.</p>}
     </div>
   );
@@ -48,29 +52,21 @@ export function QueryOptionGroup({ title, children, collapsedInfo, queryStats }:
 
 const getStyles = (theme: GrafanaTheme2) => {
   return {
+    collapse: css({
+      backgroundColor: 'unset',
+      border: 'unset',
+      marginBottom: 0,
+
+      ['> button']: {
+        padding: theme.spacing(0, 1),
+      },
+    }),
     wrapper: css({
       width: '100%',
       display: 'flex',
       justifyContent: 'space-between',
       alignItems: 'baseline',
     }),
-    switchLabel: css({
-      color: theme.colors.text.secondary,
-      cursor: 'pointer',
-      fontSize: theme.typography.bodySmall.fontSize,
-      '&:hover': {
-        color: theme.colors.text.primary,
-      },
-    }),
-    header: css({
-      display: 'flex',
-      cursor: 'pointer',
-      alignItems: 'baseline',
-      color: theme.colors.text.primary,
-      '&:hover': {
-        background: theme.colors.emphasize(theme.colors.background.primary, 0.03),
-      },
-    }),
     title: css({
       flexGrow: 1,
       overflow: 'hidden',
@@ -81,20 +77,16 @@ const getStyles = (theme: GrafanaTheme2) => {
     description: css({
       color: theme.colors.text.secondary,
       fontSize: theme.typography.bodySmall.fontSize,
+      fontWeight: theme.typography.bodySmall.fontWeight,
       paddingLeft: theme.spacing(2),
       gap: theme.spacing(2),
       display: 'flex',
     }),
     body: css({
       display: 'flex',
-      paddingTop: theme.spacing(2),
       gap: theme.spacing(2),
       flexWrap: 'wrap',
     }),
-    toggle: css({
-      color: theme.colors.text.secondary,
-      marginRight: `${theme.spacing(1)}`,
-    }),
     stats: css({
       margin: '0px',
       color: theme.colors.text.secondary,