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[Lens] Add live region for field search #84310

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merged 1 commit into from
Nov 25, 2020
Merged

[Lens] Add live region for field search #84310

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19 changes: 19 additions & 0 deletions x-pack/plugins/lens/public/indexpattern_datasource/datapanel.test.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -718,6 +718,25 @@ describe('IndexPattern Data Panel', () => {
]);
});

it('should announce filter in live region', () => {
const wrapper = mountWithIntl(<InnerIndexPatternDataPanel {...props} />);
act(() => {
wrapper.find('[data-test-subj="lnsIndexPatternFieldSearch"]').prop('onChange')!({
target: { value: 'me' },
} as ChangeEvent<HTMLInputElement>);
});

wrapper
.find('[data-test-subj="lnsIndexPatternEmptyFields"]')
.find('button')
.first()
.simulate('click');

expect(wrapper.find('[aria-live="polite"]').text()).toEqual(
'1 available field. 1 empty field. 0 meta fields.'
);
});

it('should filter down by type', () => {
const wrapper = mountWithIntl(<InnerIndexPatternDataPanel {...props} />);

Expand Down
19 changes: 19 additions & 0 deletions x-pack/plugins/lens/public/indexpattern_datasource/datapanel.tsx
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Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -18,10 +18,12 @@ import {
EuiSpacer,
EuiFilterGroup,
EuiFilterButton,
EuiScreenReaderOnly,
} from '@elastic/eui';
import { i18n } from '@kbn/i18n';
import { FormattedMessage } from '@kbn/i18n/react';
import { DataPublicPluginStart, EsQueryConfig, Query, Filter } from 'src/plugins/data/public';
import { htmlIdGenerator } from '@elastic/eui';
import { DatasourceDataPanelProps, DataType, StateSetter } from '../types';
import { ChildDragDropProvider, DragContextState } from '../drag_drop';
import {
Expand Down Expand Up @@ -222,6 +224,9 @@ const fieldFiltersLabel = i18n.translate('xpack.lens.indexPatterns.fieldFiltersL
defaultMessage: 'Field filters',
});

const htmlId = htmlIdGenerator('datapanel');
const fieldSearchDescriptionId = htmlId();

export const InnerIndexPatternDataPanel = function InnerIndexPatternDataPanel({
currentIndexPatternId,
indexPatternRefs,
Expand Down Expand Up @@ -489,6 +494,7 @@ export const InnerIndexPatternDataPanel = function InnerIndexPatternDataPanel({
aria-label={i18n.translate('xpack.lens.indexPatterns.filterByNameAriaLabel', {
defaultMessage: 'Search fields',
})}
aria-describedby={fieldSearchDescriptionId}
/>
</EuiFormControlLayout>

Expand Down Expand Up @@ -550,6 +556,19 @@ export const InnerIndexPatternDataPanel = function InnerIndexPatternDataPanel({
</EuiPopover>
</EuiFilterGroup>
</EuiFlexItem>
<EuiScreenReaderOnly>
<div aria-live="polite" id={fieldSearchDescriptionId}>
{i18n.translate('xpack.lens.indexPatterns.fieldSearchLiveRegion', {
defaultMessage:
'{availableFields} available {availableFields, plural, one {field} other {fields}}. {emptyFields} empty {emptyFields, plural, one {field} other {fields}}. {metaFields} meta {metaFields, plural, one {field} other {fields}}.',
values: {
availableFields: fieldGroups.AvailableFields.fields.length,
emptyFields: fieldGroups.EmptyFields.fields.length,
metaFields: fieldGroups.MetaFields.fields.length,
},
})}
</div>
</EuiScreenReaderOnly>
<EuiFlexItem>
<FieldList
exists={(field) =>
Expand Down