#4257 Added functionality to create previews for post links using open graph data from those links. (#4890)

webapp/tests/utils_get_nearest_point.test.jsx

@@ -0,0 +1,35 @@
+import assert from 'assert';
+import * as CommonUtils from 'utils/commons.jsx';
+
+describe('CommonUtils.getNearestPoint', function() {
+    this.timeout(10000);
+    it('should return nearest point', function() {
+        for (const data of [
+            {
+                points: [{x: 30, y: 40}, {x: 50, y: 50}, {x: 100, y: 2}, {x: 500, y: 200}, {x: 110, y: 20}, {x: 10, y: 20}],
+                pivotPoint: {x: 10, y: 20},
+                nearestPoint: {x: 10, y: 20},
+                nearestPointLte: {x: 10, y: 20}
+            },
+            {
+                points: [{x: 50, y: 50}, {x: 100, y: 2}, {x: 500, y: 200}, {x: 110, y: 20}, {x: 100, y: 90}, {x: 30, y: 40}],
+                pivotPoint: {x: 10, y: 20},
+                nearestPoint: {x: 30, y: 40},
+                nearestPointLte: {}
+            },
+            {
+                points: [{x: 50, y: 50}, {x: 1, y: 1}, {x: 15, y: 25}, {x: 100, y: 2}, {x: 500, y: 200}, {x: 110, y: 20}],
+                pivotPoint: {x: 10, y: 20},
+                nearestPoint: {x: 15, y: 25},
+                nearestPointLte: {x: 1, y: 1}
+            }
+        ]) {
+            const nearestPointData = CommonUtils.getNearestPoint(data.pivotPoint, data.points);
+
+            assert.equal(nearestPointData.nearestPoint.x, data.nearestPoint.x);
+            assert.equal(nearestPointData.nearestPoint.y, data.nearestPoint.y);
+            assert.equal(nearestPointData.nearestPointLte.x, data.nearestPointLte.x);
+            assert.equal(nearestPointData.nearestPointLte.y, data.nearestPointLte.y);
+        }
+    });
+});