103 lines
3.2 KiB
TypeScript
103 lines
3.2 KiB
TypeScript
/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import GeoJSON from 'ol/format/GeoJSON';
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import { Point } from 'geojson';
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import {
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getExtentFromFeatures,
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getProjectedCoordinateFromPointGeoJson,
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} from '../../src/util/geometryUtil';
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import { ChartConfig } from '../../src/types';
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describe('geometryUtil', () => {
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describe('getProjectedCoordinateFromPointGeoJson', () => {
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it('returns a plausible result', () => {
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const pointGeoJson: Point = {
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type: 'Point',
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coordinates: [6.6555, 49.74283],
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};
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const result = getProjectedCoordinateFromPointGeoJson(pointGeoJson);
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expect(result.length).toEqual(2);
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const valuesAreNumbers =
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!Number.isNaN(result[0]) && !Number.isNaN(result[1]);
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expect(valuesAreNumbers).toEqual(true);
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});
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});
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describe('getExtentFromFeatures', () => {
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it('computes correct extent with valid input', () => {
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const expectedExtent = [1, 2, 3, 4];
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const chartConfig: ChartConfig = {
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type: 'FeatureCollection',
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features: [
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{
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type: 'Feature',
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geometry: {
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type: 'Point',
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coordinates: [expectedExtent[0], expectedExtent[1]],
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},
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properties: {
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setDataMask: '',
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labelMap: '',
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labelMapB: '',
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groupby: '',
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selectedValues: '',
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formData: '',
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groupbyB: '',
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seriesBreakdown: '',
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legendData: '',
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echartOptions: '',
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},
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},
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{
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type: 'Feature',
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geometry: {
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type: 'Point',
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coordinates: [expectedExtent[2], expectedExtent[3]],
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},
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properties: {
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setDataMask: '',
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labelMap: '',
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labelMapB: '',
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groupby: '',
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selectedValues: '',
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formData: '',
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groupbyB: '',
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seriesBreakdown: '',
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legendData: '',
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echartOptions: '',
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},
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},
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],
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};
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const features = new GeoJSON().readFeatures(chartConfig);
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const extent = getExtentFromFeatures(features);
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expect(extent).toEqual(expectedExtent);
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});
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it('returns undefined on invalid input', () => {
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const emptyExtent = getExtentFromFeatures([]);
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expect(emptyExtent).toBeUndefined();
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});
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});
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});
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