diff --git a/modules/canvaskit/tests/canvas.spec.js b/modules/canvaskit/tests/canvas.spec.js
index 58b25b0..d29b8c7 100644
--- a/modules/canvaskit/tests/canvas.spec.js
+++ b/modules/canvaskit/tests/canvas.spec.js
@@ -648,4 +648,64 @@
         path.delete();
     });
 
+    gm('particles_canvas', (canvas) => {
+        const curveParticles = {
+            'MaxCount': 1000,
+            'Drawable': {
+               'Type': 'SkCircleDrawable',
+               'Radius': 2
+            },
+            'EffectCode': [
+                `void effectSpawn(inout Effect effect) {
+                  effect.rate = 200;
+                  effect.color = float4(1, 0, 0, 1);
+                }`
+            ],
+            'Code': [
+               `void spawn(inout Particle p) {
+                  p.lifetime = 3 + rand(p.seed);
+                  p.vel.y = -50;
+                }
+
+                void update(inout Particle p) {
+                  float w = mix(15, 3, p.age);
+                  p.pos.x = sin(radians(p.age * 320)) * mix(25, 10, p.age) + mix(-w, w, rand(p.seed));
+                  if (rand(p.seed) < 0.5) { p.pos.x = -p.pos.x; }
+
+                  p.color.g = (mix(75, 220, p.age) + mix(-30, 30, rand(p.seed))) / 255;
+                }`
+            ],
+            'Bindings': []
+        };
+
+        const particles = CanvasKit.MakeParticles(JSON.stringify(curveParticles));
+        particles.start(0, true);
+
+        const paint = new CanvasKit.SkPaint();
+        paint.setAntiAlias(true);
+        paint.setColor(CanvasKit.WHITE);
+        const font = new CanvasKit.SkFont(null, 12);
+
+        canvas.clear(CanvasKit.BLACK);
+
+        // Draw a 5x5 set of different times in the particle system
+        // like a filmstrip of motion of particles.
+        const LEFT_MARGIN = 90;
+        const TOP_MARGIN = 100;
+        for (let row = 0; row < 5; row++) {
+            for (let column = 0; column < 5; column++) {
+                canvas.save();
+                canvas.translate(LEFT_MARGIN + column*100, TOP_MARGIN + row*100);
+
+                // Time moves in row-major order in increments of 0.02.
+                const particleTime = row/10 + column/50;
+
+                canvas.drawText('time ' + particleTime.toFixed(2), -30, 20, paint, font);
+                particles.update(particleTime);
+
+                particles.draw(canvas);
+                canvas.restore();
+            }
+        }
+    });
 });