[Maps] Move layer stats collector logic to common (elastic#135754)

x-pack/plugins/maps/common/telemetry/index.ts

@@ -0,0 +1,15 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+export { LayerStatsCollector } from './layer_stats_collector';
+export type {
+  EMS_BASEMAP_KEYS,
+  JOIN_KEYS,
+  LAYER_KEYS,
+  RESOLUTION_KEYS,
+  SCALING_KEYS,
+} from './types';

x-pack/plugins/maps/common/telemetry/layer_stats_collector.test.ts

@@ -0,0 +1,111 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+// @ts-ignore
+import mapSavedObjects from './test_resources/sample_map_saved_objects.json';
+import { LayerStatsCollector } from './layer_stats_collector';
+import { MapSavedObjectAttributes } from '../map_saved_object_type';
+
+const expecteds = [
+  {
+    layerCount: 3,
+    basemapCounts: { roadmap: 1 },
+    joinCounts: {},
+    layerCounts: { ems_basemap: 1, ems_region: 1, es_agg_clusters: 1 },
+    resolutionCounts: { coarse: 1 },
+    scalingCounts: {},
+    emsFileCounts: { italy_provinces: 1 },
+    layerTypeCounts: { TILE: 1, GEOJSON_VECTOR: 2 },
+    sourceCount: 3,
+  },
+  {
+    layerCount: 3,
+    basemapCounts: { roadmap: 1 },
+    joinCounts: { term: 1 },
+    layerCounts: { ems_basemap: 1, ems_region: 1, es_docs: 1 },
+    resolutionCounts: {},
+    scalingCounts: { limit: 1 },
+    emsFileCounts: { france_departments: 1 },
+    layerTypeCounts: { TILE: 1, GEOJSON_VECTOR: 2 },
+    sourceCount: 3,
+  },
+  {
+    layerCount: 2,
+    basemapCounts: { roadmap: 1 },
+    joinCounts: {},
+    layerCounts: { ems_basemap: 1, ems_region: 1 },
+    resolutionCounts: {},
+    scalingCounts: {},
+    emsFileCounts: { canada_provinces: 1 },
+    layerTypeCounts: { TILE: 1, GEOJSON_VECTOR: 1 },
+    sourceCount: 2,
+  },
+  {
+    layerCount: 1,
+    basemapCounts: {},
+    joinCounts: {},
+    layerCounts: { es_agg_clusters: 1 },
+    resolutionCounts: { coarse: 1 },
+    scalingCounts: {},
+    emsFileCounts: {},
+    layerTypeCounts: { GEOJSON_VECTOR: 1 },
+    sourceCount: 1,
+  },
+  {
+    layerCount: 1,
+    basemapCounts: {},
+    joinCounts: {},
+    layerCounts: { es_agg_heatmap: 1 },
+    resolutionCounts: { coarse: 1 },
+    scalingCounts: {},
+    emsFileCounts: {},
+    layerTypeCounts: { HEATMAP: 1 },
+    sourceCount: 1,
+  },
+];
+
+const testsToRun = mapSavedObjects.map(
+  (savedObject: { attributes: MapSavedObjectAttributes }, index: number) => {
+    const { attributes } = savedObject;
+    return [attributes, expecteds[index]] as const;
+  }
+);
+
+describe.each(testsToRun)('LayerStatsCollector %#', (attributes, expected) => {
+  const statsCollector = new LayerStatsCollector(attributes);
+  test('getLayerCount', () => {
+    expect(statsCollector.getLayerCount()).toBe(expected.layerCount);
+  });
+
+  test('getBasemapCounts', () => {
+    expect(statsCollector.getBasemapCounts()).toEqual(expected.basemapCounts);
+  });
+
+  test('getJoinCounts', () => {
+    expect(statsCollector.getJoinCounts()).toEqual(expected.joinCounts);
+  });
+
+  test('getLayerCounts', () => {
+    expect(statsCollector.getLayerCounts()).toEqual(expected.layerCounts);
+  });
+
+  test('getResolutionCounts', () => {
+    expect(statsCollector.getResolutionCounts()).toEqual(expected.resolutionCounts);
+  });
+
+  test('getScalingCounts', () => {
+    expect(statsCollector.getScalingCounts()).toEqual(expected.scalingCounts);
+  });
+
+  test('getEmsFileCounts', () => {
+    expect(statsCollector.getEmsFileCounts()).toEqual(expected.emsFileCounts);
+  });
+
+  test('getSourceCount', () => {
+    expect(statsCollector.getSourceCount()).toEqual(expected.sourceCount);
+  });
+});