Update README with test info, add drowingoperations tests, add getMatrix function to driver for tests.
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Martijn de Boer
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@ -19,6 +19,13 @@ Navigate to http://localhost:8080/
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Matrix driver & Unicorn Hat HD driver inspired by https://github.com/vesteraas/node-unicornhathd
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### Unit tests
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This application has some unit tests, making use of [Jest](http://facebook.github.io/jest/). Jest is configured as a dev dependency.
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execute:
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npm test
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### Drawing
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@ -0,0 +1,91 @@
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'use strict';
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let driver, config;
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let { DriverFactory } = require( '../drivers/driverfactory' );
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let { Dummy } = require( '../drivers/dummy' );
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let driverFactory = new DriverFactory();
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beforeEach(() => {
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config = {
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"driver": "dummy",
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"matrix": {
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"width": 4,
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"height": 4,
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"brightness": 1,
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"flipHorizontal": false,
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"flipVertical": false
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}
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};
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});
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test( 'Matrix creation', () => {
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driver = driverFactory.createFromConfig( config );
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expect( driver.getSize() ).toEqual( { width: 4, height: 4 } );
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expect( driver.getBuffer().length ).toEqual( 48 );
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} );
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test( 'Set a pixel', () => {
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driver = driverFactory.createFromConfig( config );
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driver.setPixel( 0, 0, 255, 255, 255, 1 );
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driver.setPixel( 3, 0, 255, 255, 255, 1 );
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driver.setPixel( 0, 3, 255, 255, 255, 1 );
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driver.setPixel( 3, 3, 255, 255, 255, 1 );
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let matrix = driver.getMatrix();
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expect( matrix[ 0 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 3 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 0 ][ 3 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 3 ][ 3 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 0 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 3 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 1 ][ 3 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 2 ][ 3 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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} );
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test( 'Draw a line', () => {
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driver = driverFactory.createFromConfig( config );
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driver.drawLine( 0, 0, 3, 3, 255, 255, 255, 1 );
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let matrix = driver.getMatrix();
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expect( matrix[ 0 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 1 ][ 1 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 2 ][ 2 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 3 ][ 3 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 0 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 1 ][ 2 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 2 ][ 3 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 3 ][ 0 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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} );
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test( 'Draw a circle', () => {
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config.matrix.width = 8;
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config.matrix.height = 8;
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driver = driverFactory.createFromConfig( config );
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driver.drawCircle( 3, 3, 4, 255, 255, 255, 1 );
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let matrix = driver.getMatrix();
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expect( matrix[ 1 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 2 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 2 ][ 6 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 3 ][ 6 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
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expect( matrix[ 0 ][ 0 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 0 ][ 7 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 2 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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expect( matrix[ 3 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
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} );
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@ -64,8 +64,8 @@ class Driver {
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* Set pixel color
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*/
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setPixel( x, y, r = 0, g = 0, b = 0, a = 1 ) {
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if ( x >= 0 && x <= this.width &&
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y >= 0 && y <= this.height ) {
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if ( x >= 0 && x < this.width &&
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y >= 0 && y < this.height ) {
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this.matrix[x][y].r = r;
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this.matrix[x][y].g = g;
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this.matrix[x][y].b = b;
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@ -169,6 +169,13 @@ class Driver {
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}
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}
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/**
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* Returns the current matrix at any given state
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*/
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getMatrix() {
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return this.matrix;
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}
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/**
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* Get the buffer for writing
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* @return {Buffer}
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@ -18,6 +18,7 @@
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},
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"jest": {
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"name": "pixdisp",
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"testRegex": "(/__tests__/.[^_]*|(\\.|/)(test|spec))\\.jsx?$"
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"testRegex": "(/__tests__/.[^_]*|(\\.|/)(test|spec))\\.jsx?$",
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"verbose": true
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}
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}
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