Improved harness - with card selection

card-harness/scripts/pack-performance.test.mjs

@@ -541,3 +541,59 @@ test('pack frames report motion and touch settling but settled and hidden scenes
   pack.setActive(false)
   assert.equal(pack.tick(performance.now()), false)
 })
+
+
+test('streamed packs acquire current and next fronts and release outgoing leases', async (t) => {
+  installDOM()
+  let now = 1000
+  t.mock.method(performance, 'now', () => now)
+  const canvas = new TestCanvas()
+  const acquired = []
+  const released = []
+  const placeholder = { artwork: new THREE.Texture(), mask: new THREE.Texture() }
+  const contents = [
+    { fixture: 'one', finish: 'Holographic', substrate: 'Linen' },
+    { fixture: 'two', finish: 'Foil', substrate: 'Metal' },
+    { fixture: 'three', finish: 'Printed ink', substrate: 'Paper' },
+  ]
+  const pack = new PackOpening({
+    canvas, contents, placeholderTextures: placeholder,
+    async acquireTextures(spec) {
+      acquired.push(spec.fixture)
+      return { textures: { artwork: new THREE.Texture(), mask: new THREE.Texture() },
+        release: () => released.push(spec.fixture) }
+    },
+    resolveSurfaceDefaults(finish, substrate) {
+      return { finishStrength: finish === 'Holographic' ? 0.33 : 1,
+        roughness: 0.23, normalStrength: substrate === 'Linen' ? 0.05 : 1,
+        metalBrushHorizontal: false }
+    },
+    backMaterial: new THREE.MeshPhysicalMaterial(), normalMap: new THREE.Texture(),
+    environment: new THREE.CubeTexture(), lightPosition: new THREE.Vector3(), onChange() {},
+  })
+  pack.setActive(true)
+  pack.skip()
+  now += 3200
+  pack.tick(now)
+  await Promise.resolve()
+  await Promise.resolve()
+  assert.deepEqual(acquired, ['one'])
+  assert.ok(pack.cards.every(card => !card.front.visible))
+  assert.equal(pack.cards[0].material.uniforms.finishStrength.value, 0.33)
+  assert.equal(pack.cards[0].material.uniforms.normalStrength.value, 0.05)
+
+  pack.skip()
+  assert.equal(pack.state, 'lifted')
+  pack.skip()
+  assert.equal(pack.state, 'inspecting')
+  await Promise.resolve()
+  await Promise.resolve()
+  assert.deepEqual(acquired, ['one', 'two'])
+  assert.equal(pack.cards[0].front.visible, true)
+
+  pack.skip()
+  assert.equal(pack.state, 'stackReady')
+  assert.deepEqual(released, ['one'])
+  pack.dispose()
+  assert.deepEqual(released, ['one', 'two'])
+})