init

scratch-vm/test/unit/vm_collectAssets.js

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+const test = require('tap').test;
+
+const RenderedTarget = require('../../src/sprites/rendered-target');
+const Sprite = require('../../src/sprites/sprite');
+const VirtualMachine = require('../../src/virtual-machine');
+
+test('collectAssets', t => {
+    const vm = new VirtualMachine();
+    const sprite = new Sprite(null, vm.runtime);
+    const target = new RenderedTarget(sprite, vm.runtime);
+    vm.runtime.targets = [target];
+    const [
+        soundAsset1,
+        soundAsset2,
+        costumeAsset1
+    ] = [{assetId: 1}, {assetId: 2}, {assetId: 3}];
+    sprite.sounds = [{id: 1, asset: soundAsset1}, {id: 2, asset: soundAsset2}];
+    sprite.costumes = [{id: 1, asset: costumeAsset1}];
+    const assets = vm.assets;
+    t.type(assets.length, 'number');
+    t.equal(assets.length, 3);
+    t.deepEqual(assets, [soundAsset1, soundAsset2, costumeAsset1]);
+    t.end();
+});