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149
test/modules/aggregation-layers/aggregation-layer.spec.js
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| // Copyright (c) 2015 - 2019 Uber Technologies, Inc. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
|
|
||
| import test from 'tape-catch'; | ||
| import AggregationLayer from '@deck.gl/aggregation-layers/aggregation-layer'; | ||
| import {Layer} from 'deck.gl'; | ||
| import {DataFilterExtension} from '@deck.gl/extensions'; | ||
| import {testLayer} from '@deck.gl/test-utils'; | ||
|
|
||
| const BASE_LAYER_ID = 'composite-layer-id'; | ||
| const PROPS = { | ||
| cellSize: 10, | ||
| prop1: 5 | ||
| }; | ||
|
|
||
| class TestLayer extends Layer { | ||
| initializeState() {} | ||
| } | ||
|
|
||
| TestLayer.layerName = 'TestLayer'; | ||
|
|
||
| const AGGREGATION_PROPS = ['cellSize']; | ||
|
|
||
| class TestAggregationLayer extends AggregationLayer { | ||
| initializeState() { | ||
| super.initializeState(AGGREGATION_PROPS); | ||
| } | ||
|
|
||
| renderLayers() { | ||
| return [ | ||
| new TestLayer(this.getSubLayerProps(), { | ||
| scale: this.state.scale | ||
| }) | ||
| ]; | ||
| } | ||
|
|
||
| updateState(opts) { | ||
| // clear state | ||
| this.setState({aggregationDirty: false}); | ||
| super.updateState(opts); | ||
| this.setState({aggregationDirty: this._isAggregationDirty(opts)}); | ||
| } | ||
| _updateShaders(shaderOptions) {} | ||
| // | ||
| // updateAttributes(changedAttributes) {} | ||
| } | ||
|
|
||
| TestAggregationLayer.layerName = 'TestAggregationLayer'; | ||
|
|
||
| test('AggregationLayer#constructor', t => { | ||
| const layer = new TestAggregationLayer(Object.assign({id: BASE_LAYER_ID}, PROPS)); | ||
| t.ok(layer, 'AggregationLayer created'); | ||
| t.end(); | ||
| }); | ||
|
|
||
| test('AggregationLayer#updateState', t => { | ||
| testLayer({ | ||
| Layer: TestAggregationLayer, | ||
| onError: t.notOk, | ||
| testCases: [ | ||
| { | ||
| props: { | ||
| data: [0, 1], | ||
| cellSize: 400, | ||
| prop1: 10 | ||
| }, | ||
| onAfterUpdate({layer}) { | ||
| t.ok(layer.getAttributeManager(), 'should create AttributeManager'); | ||
| t.ok(layer.state.aggregationDirty, 'Aggregation should be dirty on the first update'); | ||
| } | ||
| }, | ||
| { | ||
| updateProps: { | ||
| prop1: 20 | ||
| }, | ||
| spies: ['_updateShaders', 'updateAttributes'], | ||
| onAfterUpdate({spies, layer}) { | ||
| t.ok(spies.updateAttributes.called, 'should always call updateAttributes'); | ||
| t.notOk( | ||
| spies._updateShaders.called, | ||
| 'should not call _updateShaders when extensions not changed' | ||
| ); | ||
| t.notOk(layer.state.aggregationDirty, 'Aggregation should not be dirty'); | ||
| } | ||
| }, | ||
| { | ||
| updateProps: { | ||
| cellSize: 21 | ||
| }, | ||
| spies: ['_updateShaders', 'updateAttributes'], | ||
| onAfterUpdate({layer}) { | ||
| t.ok( | ||
| layer.state.aggregationDirty, | ||
| 'Aggregation should be dirty when an aggregation prop is changed' | ||
| ); | ||
| } | ||
| }, | ||
| { | ||
| updateProps: { | ||
| extensions: [new DataFilterExtension({filterSize: 2})] // default value is true | ||
| }, | ||
| spies: ['_updateShaders'], | ||
| onAfterUpdate({spies, layer}) { | ||
| t.ok(spies._updateShaders.called, 'should call _updateShaders when extensions changed'); | ||
| t.ok(layer.state.aggregationDirty, 'Aggregation should be dirty when extensions changed'); | ||
| } | ||
| }, | ||
| { | ||
| updateProps: { | ||
| extensions: [new DataFilterExtension({filterSize: 2})] | ||
| }, | ||
| spies: ['updateState'], | ||
| onAfterUpdate({spies, layer}) { | ||
| t.notOk(spies.updateState.called, 'should not call updateState nothing changed'); | ||
| } | ||
| }, | ||
| { | ||
| updateProps: { | ||
| filterEnabled: false // default true earlier | ||
| }, | ||
| onAfterUpdate({layer}) { | ||
| t.ok( | ||
| layer.state.aggregationDirty, | ||
| 'Aggregation should not be dirty when extension prop is changed' | ||
| ); | ||
| } | ||
| } | ||
| ] | ||
| }); | ||
|
|
||
| t.end(); | ||
| }); |
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