【UT】补 ol scaleline ut; revie by songym

Author: xiongjiaojiao

test/openlayers/control/ScaleLineSpec.js

@@ -0,0 +1,91 @@
+import { ScaleLine } from '../../../src/openlayers/control/ScaleLine';
+import { TileSuperMapRest } from '../../../src/openlayers/mapping/TileSuperMapRest';
+
+import Map from 'ol/Map';
+import View from 'ol/View';
+import TileLayer from 'ol/layer/Tile';
+
+describe('openlayers_ScaleLine', () => {
+  var map, baseLayer, testDiv;
+  beforeAll(() => {
+    testDiv = window.document.createElement('div');
+    testDiv.setAttribute('id', 'map');
+    testDiv.style.styleFloat = 'left';
+    testDiv.style.marginLeft = '8px';
+    testDiv.style.marginTop = '50px';
+    testDiv.style.width = '500px';
+    testDiv.style.height = '500px';
+    window.document.body.appendChild(testDiv);
+    var url = GlobeParameter.China4326URL;
+    map = new Map({
+      target: 'map',
+      view: new View({
+        center: [104.79, 33.03],
+        zoom: 4,
+        projection: 'EPSG:4326'
+      })
+    });
+    baseLayer = new TileSuperMapRest({
+      origin: [-180, 90],
+      url: url,
+      wrapX: true
+    });
+    map.addLayer(
+      new TileLayer({
+        source: baseLayer,
+        projection: 'EPSG:4326'
+      })
+    );
+  });
+  afterAll(() => {
+    document.body.removeChild(testDiv);
+  });
+
+  it('initialize default', (done) => {
+    var scaleControl = new ScaleLine();
+    expect(scaleControl).not.toBeNull();
+    expect(scaleControl.render).not.toBeUndefined();
+    expect(scaleControl.minWidth_).toBe(64);
+    expect(scaleControl.getUnits()).toBe('metric');
+    expect(scaleControl.innerElement_.className).toBe('ol-scale-line-inner');
+    done();
+  });
+
+  it('initialize options', (done) => {
+    const options = {
+      className: 'ol-scale-test',
+      minWidth: 80,
+      units: 'imperial'
+    };
+    var scaleControl = new ScaleLine(options);
+    expect(scaleControl).not.toBeNull();
+    expect(scaleControl.minWidth_).toBe(80);
+    expect(scaleControl.getUnits()).toBe('imperial');
+    expect(scaleControl.innerElement_.className).toBe('ol-scale-test-inner');
+    done();
+  });
+
+  it('initialize and addTo map', (done) => {
+    var scaleControl = new ScaleLine();
+    expect(scaleControl).not.toBeNull();
+    expect(scaleControl.render).not.toBeUndefined();
+    map.addControl(scaleControl);
+    map.once('postrender', () => {
+      expect(scaleControl.viewState_).not.toBeNull();
+      expect(scaleControl.renderedHTML_).not.toBeNull();
+      expect(scaleControl.renderedVisible_).toBeTruthy();
+      done();
+    });
+  });
+
+  it('test updateElementRepair', (done) => {
+    var scaleControl = new ScaleLine();
+    scaleControl.yn = true;
+    scaleControl.c = { style: { display: 'block' } };
+    scaleControl.updateElementRepair();
+    expect(scaleControl.viewState_).toBeNull();
+    expect(scaleControl.renderedVisible_).toBeFalsy();
+    expect(scaleControl.element.style.display).toBe('none');
+    done();
+  });
+});

test/test-main-openlayers.js

@@ -1,5 +1,6 @@
 /*openlayers -- control*/
 import './openlayers/control/ChangeTileVersionSpec.js';
+import './openlayers/control/ScaleLineSpec';
 
 /*openlayers -- core*/
 import './openlayers/core/StyleUtilsSpec.js';