Deprecate the imageSmoothing option for sources

test/browser/spec/ol/source/Source.test.js

@@ -0,0 +1,145 @@
+import Source from '../../../../../src/ol/source/Source.js';
+import {get as getProjection} from '../../../../../src/ol/proj.js';
+
+describe('ol/source/Source', function () {
+  describe('constructor', function () {
+    it('returns a source', function () {
+      const source = new Source({
+        projection: getProjection('EPSG:4326'),
+      });
+      expect(source).to.be.a(Source);
+    });
+  });
+
+  describe('config option `attributions`', function () {
+    it('accepts undefined', function () {
+      const source = new Source({});
+      const attributions = source.getAttributions();
+      expect(attributions).to.be(null);
+    });
+
+    it('accepts a single string', function () {
+      const source = new Source({
+        attributions: 'Humpty',
+      });
+      const attributions = source.getAttributions();
+      expect(attributions).to.not.be(null);
+      expect(typeof attributions).to.be('function');
+      expect(attributions()).to.eql(['Humpty']);
+    });
+
+    it('accepts an array of strings', function () {
+      const source = new Source({
+        attributions: ['Humpty', 'Dumpty'],
+      });
+      const attributions = source.getAttributions();
+      expect(attributions).to.not.be(null);
+      expect(typeof attributions).to.be('function');
+      expect(attributions()).to.eql(['Humpty', 'Dumpty']);
+    });
+
+    it('accepts a function that returns a string', function () {
+      const source = new Source({
+        attributions: function () {
+          return 'Humpty';
+        },
+      });
+      const attributions = source.getAttributions();
+      expect(attributions).to.not.be(null);
+      expect(typeof attributions).to.be('function');
+      expect(attributions()).to.be('Humpty');
+    });
+
+    it('accepts a function that returns an array of strings', function () {
+      const source = new Source({
+        attributions: function () {
+          return ['Humpty', 'Dumpty'];
+        },
+      });
+      const attributions = source.getAttributions();
+      expect(attributions).to.not.be(null);
+      expect(typeof attributions).to.be('function');
+      expect(attributions()).to.eql(['Humpty', 'Dumpty']);
+    });
+  });
+
+  describe('#refresh()', function () {
+    it('dispatches the change event', function () {
+      const source = new Source({
+        projection: getProjection('EPSG:4326'),
+      });
+      const changedSpy = sinon.spy();
+      source.on('change', changedSpy);
+      source.refresh();
+      expect(changedSpy.called).to.be.ok();
+    });
+  });
+
+  describe('#getInterpolate()', function () {
+    it('returns false by default', function () {
+      const source = new Source({});
+      expect(source.getInterpolate()).to.be(false);
+    });
+
+    it('returns true if constructed with interpolate: true', function () {
+      const source = new Source({interpolate: true});
+      expect(source.getInterpolate()).to.be(true);
+    });
+  });
+
+  describe('#setAttributions()', function () {
+    let source = null;
+
+    beforeEach(function () {
+      source = new Source({
+        attributions: 'before',
+      });
+    });
+
+    afterEach(function () {
+      source = null;
+    });
+
+    it('accepts undefined', function () {
+      source.setAttributions();
+      const attributions = source.getAttributions();
+      expect(attributions).to.be(null);
+    });
+
+    it('accepts a single string', function () {
+      source.setAttributions('Humpty');
+      const attributions = source.getAttributions();
+      expect(attributions).to.not.be(null);
+      expect(typeof attributions).to.be('function');
+      expect(attributions()).to.eql(['Humpty']);
+    });
+
+    it('accepts an array of strings', function () {
+      source.setAttributions(['Humpty', 'Dumpty']);
+      const attributions = source.getAttributions();
+      expect(attributions).to.not.be(null);
+      expect(typeof attributions).to.be('function');
+      expect(attributions()).to.eql(['Humpty', 'Dumpty']);
+    });
+
+    it('accepts a function that returns a string', function () {
+      source.setAttributions(function () {
+        return 'Humpty';
+      });
+      const attributions = source.getAttributions();
+      expect(attributions).to.not.be(null);
+      expect(typeof attributions).to.be('function');
+      expect(attributions()).to.eql('Humpty');
+    });
+
+    it('accepts a function that returns an array of strings', function () {
+      source.setAttributions(function () {
+        return ['Humpty', 'Dumpty'];
+      });
+      const attributions = source.getAttributions();
+      expect(attributions).to.not.be(null);
+      expect(typeof attributions).to.be('function');
+      expect(attributions()).to.eql(['Humpty', 'Dumpty']);
+    });
+  });
+});