test: add test for loadFont, fixes #147

test/lib/index.js

@@ -1,6 +1,7 @@
 import {assert} from 'chai';
 import testRender from './test-render';
+import testRendering from './test-rendering';
 
 const p5 = window.p5;
 
-export {assert, p5, testRender};
+export {assert, p5, testRender, testRendering};

test/lib/test-render.js

@@ -13,6 +13,7 @@ p5svg = new p5(function(p) {
         svgGraphics = p.createCanvas(100, 100, p.SVG);
         p.noLoop();
         p.isSVG = true;
+        p.__ready = true;
     };
 });
 
@@ -21,6 +22,7 @@ p5canvas = new p5(function(p) {
         canvasGraphics = p.createCanvas(100, 100);
         p.noLoop();
         p.isSVG = false;
+        p.__ready = true;
     };
 });
 
@@ -303,4 +305,5 @@ testRender.unlock = function() {
     testRender.wait(0);
 };
 
+export {p5canvas, p5svg};
 export default testRender;

test/lib/test-rendering.js

@@ -0,0 +1,30 @@
+import testRender from './test-render';
+import {p5svg, p5canvas} from './test-render';
+
+export default async function testRendering(options = {
+    draw: (p) => {},
+    before: async (p) => {}
+}) {
+    // Waiting for p5svg & p5canvas setup done
+    while (true) {
+        if (p5svg.__ready && p5canvas.__ready) {
+            break;
+        }
+        await new Promise((resolve) => setTimeout(resolve, 1000));
+    }
+    // Before
+    if (options.before) {
+        await options.before(p5svg);
+        await options.before(p5canvas);
+    }
+    // Draw
+    return new Promise((resolve, reject) => {
+        testRender(options.draw, (err) => {
+            if (err) {
+                reject(err);
+            } else {
+                resolve();
+            }
+        });
+    });
+}

test/unit/index.js

@@ -2,6 +2,7 @@ mocha.setup('bdd');
 mocha.setup({timeout: 10000, slow: 2000});
 
 var test = function() {
+    require('./typography/fonts');
     require('./basic/basic');
     require('./filter/filter');
     require('./svg/element');

test/unit/typography/fonts.js

@@ -0,0 +1,26 @@
+import {p5, testRendering} from '../../lib';
+
+describe('Typography', function() {
+    this.timeout(0);
+
+    // https://p5js.org/reference/#/p5/loadFont
+    describe('loadFont', function() {
+        it('should load font', async function() {
+            let myFont;
+            return testRendering({
+                before: async function(p) {
+                    myFont = await new Promise((resolve, reject) => {
+                        p.loadFont('https://unpkg.com/[email protected]/fonts/FontAwesome.otf', resolve, reject);
+                    })
+                },
+                draw: function(p) {
+                    p.fill('#ED225D');
+                    p.textFont(myFont);
+                    p.textSize(36);
+                    p.text("\uf092", 10, 50);
+                }
+            })
+        });
+    });
+
+});