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pixdisp/__tests__/drawingoperations.js

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2.9 KiB
JavaScript

'use strict';
let driver, config;
let { DriverFactory } = require( '../drivers/driverfactory' );
let { Dummy } = require( '../drivers/dummy' );
let driverFactory = new DriverFactory();
beforeEach(() => {
config = {
"driver": "dummy",
"matrix": {
"width": 4,
"height": 4,
"brightness": 1,
"flipHorizontal": false,
"flipVertical": false
}
};
});
test( 'Matrix creation', () => {
driver = driverFactory.createFromConfig( config );
expect( driver.getSize() ).toEqual( { width: 4, height: 4 } );
expect( driver.getBuffer().length ).toEqual( 48 );
} );
test( 'Set a pixel', () => {
driver = driverFactory.createFromConfig( config );
driver.setPixel( 0, 0, 255, 255, 255, 1 );
driver.setPixel( 3, 0, 255, 255, 255, 1 );
driver.setPixel( 0, 3, 255, 255, 255, 1 );
driver.setPixel( 3, 3, 255, 255, 255, 1 );
let matrix = driver.getMatrix();
expect( matrix[ 0 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 3 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 0 ][ 3 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 3 ][ 3 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 0 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 3 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 1 ][ 3 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 2 ][ 3 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
} );
test( 'Draw a line', () => {
driver = driverFactory.createFromConfig( config );
driver.drawLine( 0, 0, 3, 3, 255, 255, 255, 1 );
let matrix = driver.getMatrix();
expect( matrix[ 0 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 1 ][ 1 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 2 ][ 2 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 3 ][ 3 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 0 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 1 ][ 2 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 2 ][ 3 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 3 ][ 0 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
} );
test( 'Draw a circle', () => {
config.matrix.width = 8;
config.matrix.height = 8;
driver = driverFactory.createFromConfig( config );
driver.drawCircle( 3, 3, 4, 255, 255, 255, 1 );
let matrix = driver.getMatrix();
expect( matrix[ 1 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 2 ][ 0 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 2 ][ 6 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 3 ][ 6 ] ).toEqual( { r: 255, g: 255, b: 255, a: 1} );
expect( matrix[ 0 ][ 0 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 0 ][ 7 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 2 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
expect( matrix[ 3 ][ 1 ] ).toEqual( { r: 0, g: 0, b: 0, a: 1} );
} );