Live location sharing - open location in OpenStreetMap (PSF-1040) (#8695)

* share plain lat,lon string from beacon tooltip and list item

Signed-off-by: Kerry Archibald <kerrya@element.io>

* export makeMapSiteLink helper fn

Signed-off-by: Kerry Archibald <kerrya@element.io>

* use currentColor in external-link.svg

Signed-off-by: Kerry Archibald <kerrya@element.io>

* add open in openstreetmap link

Signed-off-by: Kerry Archibald <kerrya@element.io>

* fussy import ordering

Signed-off-by: Kerry Archibald <kerrya@element.io>

* fix icon color var

Signed-off-by: Kerry Archibald <kerrya@element.io>

test/components/views/beacon/ShareLatestLocation-test.tsx

@@ -0,0 +1,59 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import React from 'react';
+import { mount } from 'enzyme';
+import { act } from 'react-dom/test-utils';
+
+import ShareLatestLocation from '../../../../src/components/views/beacon/ShareLatestLocation';
+import { copyPlaintext } from '../../../../src/utils/strings';
+import { flushPromises } from '../../../test-utils';
+
+jest.mock('../../../../src/utils/strings', () => ({
+    copyPlaintext: jest.fn().mockResolvedValue(undefined),
+}));
+
+describe('<ShareLatestLocation />', () => {
+    const defaultProps = {
+        latestLocationState: {
+            uri: 'geo:51,42;u=35',
+            timestamp: 123,
+        },
+    };
+    const getComponent = (props = {}) =>
+        mount(<ShareLatestLocation {...defaultProps} {...props} />);
+
+    beforeEach(() => {
+        jest.clearAllMocks();
+    });
+
+    it('renders null when no location', () => {
+        const component = getComponent({ latestLocationState: undefined });
+        expect(component.html()).toBeNull();
+    });
+
+    it('renders share buttons when there is a location', async () => {
+        const component = getComponent();
+        expect(component).toMatchSnapshot();
+
+        await act(async () => {
+            component.find('.mx_CopyableText_copyButton').at(0).simulate('click');
+            await flushPromises();
+        });
+
+        expect(copyPlaintext).toHaveBeenCalledWith('51,42');
+    });
+});