Import led-driver app: pico/ and esp32/ layout

Co-authored-by: Cursor <cursoragent@cursor.com>

pico/test/patterns/transition.py

@@ -0,0 +1,81 @@
+#!/usr/bin/env python3
+import utime
+from machine import WDT
+from settings import Settings
+from presets import Presets
+
+
+def run_for(p, wdt, ms):
+    """Helper: run current pattern for given ms using tick()."""
+    start = utime.ticks_ms()
+    while utime.ticks_diff(utime.ticks_ms(), start) < ms:
+        wdt.feed()
+        p.tick()
+        utime.sleep_ms(10)
+
+
+def main():
+    s = Settings()
+    pin = s.get("led_pin", 10)
+    num = s.get("num_leds", 30)
+
+    p = Presets(pin=pin, num_leds=num)
+    wdt = WDT(timeout=10000)
+
+    # Test 1: Simple two-color transition
+    print("Test 1: Two-color transition (red <-> blue, delay=1000)")
+    p.edit("transition1", {
+        "p": "transition",
+        "b": 255,
+        "d": 1000,  # transition duration
+        "c": [(255, 0, 0), (0, 0, 255)],
+        "a": True,
+    })
+    p.select("transition1")
+    run_for(p, wdt, 6000)
+
+    # Test 2: Multi-color transition
+    print("Test 2: Multi-color transition (red -> green -> blue -> white)")
+    p.edit("transition2", {
+        "p": "transition",
+        "d": 800,
+        "c": [(255, 0, 0), (0, 255, 0), (0, 0, 255), (255, 255, 255)],
+        "a": True,
+    })
+    p.select("transition2")
+    run_for(p, wdt, 8000)
+
+    # Test 3: One-shot transition (auto=False)
+    print("Test 3: One-shot transition (auto=False)")
+    p.edit("transition3", {
+        "p": "transition",
+        "d": 1000,
+        "c": [(255, 0, 0), (0, 255, 0)],
+        "a": False,
+    })
+    p.select("transition3")
+    # Run long enough for a single transition step
+    run_for(p, wdt, 2000)
+
+    # Test 4: Single-color behavior (should just stay on)
+    print("Test 4: Single-color transition (should hold color)")
+    p.edit("transition4", {
+        "p": "transition",
+        "c": [(0, 0, 255)],
+        "d": 500,
+        "a": True,
+    })
+    p.select("transition4")
+    run_for(p, wdt, 3000)
+
+    # Cleanup
+    print("Test complete, turning off")
+    p.edit("cleanup_off", {"p": "off"})
+    p.select("cleanup_off")
+    run_for(p, wdt, 200)
+
+
+if __name__ == "__main__":
+    main()
+
+