Initial commit

test/patterns/transition.py

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+#!/usr/bin/env python3
+import utime
+from machine import WDT
+from settings import Settings
+from patterns import Patterns
+
+
+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 = Patterns(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.set_param("br", 255)
+    p.set_param("dl", 1000)  # transition duration
+    p.set_param("cl", [(255, 0, 0), (0, 0, 255)])
+    p.set_param("auto", True)
+    p.select("transition")
+    run_for(p, wdt, 6000)
+
+    # Test 2: Multi-color transition
+    print("Test 2: Multi-color transition (red -> green -> blue -> white)")
+    p.set_param("dl", 800)
+    p.set_param("cl", [(255, 0, 0), (0, 255, 0), (0, 0, 255), (255, 255, 255)])
+    p.set_param("auto", True)
+    p.select("transition")
+    run_for(p, wdt, 8000)
+
+    # Test 3: One-shot transition (auto=False)
+    print("Test 3: One-shot transition (auto=False)")
+    p.set_param("dl", 1000)
+    p.set_param("cl", [(255, 0, 0), (0, 255, 0)])
+    p.set_param("auto", False)
+    p.select("transition")
+    # 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.set_param("cl", [(0, 0, 255)])
+    p.set_param("dl", 500)
+    p.set_param("auto", True)
+    p.select("transition")
+    run_for(p, wdt, 3000)
+
+    # Cleanup
+    print("Test complete, turning off")
+    p.select("off")
+    run_for(p, wdt, 200)
+
+
+if __name__ == "__main__":
+    main()
+
+