Files
led-driver/test/all.py

262 lines
8.0 KiB
Python

#!/usr/bin/env python3
"""Self-contained led-driver test runner for MicroPython/mpremote."""
import json
import os
import utime
from machine import WDT
from settings import Settings
from presets import Presets
from utils import convert_and_reorder_colors
class _TestContext:
def __init__(self):
self.settings = Settings()
self.settings["name"] = self.settings.get("name", "test_device")
self.presets = Presets(self.settings["led_pin"], self.settings["num_leds"])
self.presets.b = self.settings.get("brightness", 255)
self.wdt = WDT(timeout=10000)
def tick_for_ms(self, duration_ms, sleep_ms=5):
start = utime.ticks_ms()
while utime.ticks_diff(utime.ticks_ms(), start) < duration_ms:
self.wdt.feed()
self.presets.tick()
utime.sleep_ms(sleep_ms)
def _process_message(ctx, payload):
"""Small test helper that mirrors the main message handling logic."""
try:
if isinstance(payload, (bytes, bytearray)):
data = json.loads(payload)
elif isinstance(payload, str):
data = json.loads(payload)
else:
data = payload
except (TypeError, ValueError):
return "invalid_json"
if not isinstance(data, dict):
return "invalid_shape"
if data.get("v") != "1":
return "wrong_version"
if "b" in data:
try:
ctx.presets.b = max(0, min(255, int(data["b"])))
except (TypeError, ValueError):
pass
if isinstance(data.get("presets"), dict):
for name, preset_data in data["presets"].items():
if not isinstance(preset_data, dict):
continue
color_key = "c" if "c" in preset_data else ("colors" if "colors" in preset_data else None)
if color_key is not None:
try:
preset_data[color_key] = convert_and_reorder_colors(
preset_data[color_key], ctx.settings
)
except (TypeError, ValueError):
continue
ctx.presets.edit(name, preset_data)
if isinstance(data.get("select"), dict) and ctx.settings.get("name") in data["select"]:
select_list = data["select"][ctx.settings.get("name")]
if isinstance(select_list, list) and select_list:
preset_name = select_list[0]
step = select_list[1] if len(select_list) > 1 else None
if isinstance(preset_name, str):
ctx.presets.select(preset_name, step=step)
if "default" in data:
default_name = data["default"]
this_device_name = ctx.settings.get("name")
this_device_name_norm = (
this_device_name.strip().lower()
if isinstance(this_device_name, str)
else None
)
should_apply_default = True
if "targets" in data:
should_apply_default = False
targets = data.get("targets")
if isinstance(targets, list) and this_device_name_norm:
normalized_targets = [
target.strip().lower()
for target in targets
if isinstance(target, str) and target.strip()
]
should_apply_default = this_device_name_norm in normalized_targets
if (
should_apply_default
and
isinstance(default_name, str)
and default_name
and default_name in ctx.presets.presets
):
ctx.settings["default"] = default_name
if "save" in data:
ctx.presets.save()
return "ok"
def test_invalid_messages_do_not_crash():
ctx = _TestContext()
cases = [
b"{not-json",
"[]",
json.dumps({"v": "2"}),
json.dumps({"v": "1", "presets": ["bad"]}),
json.dumps({"v": "1", "select": {"test_device": "not-list"}}),
json.dumps({"v": "1", "presets": {"x": {"c": ["#GG0000"]}}}),
]
for payload in cases:
_process_message(ctx, payload)
ctx.wdt.feed()
def test_preset_edit_sanitization():
ctx = _TestContext()
ctx.presets.edit(
"sanitize",
{
"pattern": "blink",
"delay": "120",
"brightness": "999",
"auto": "false",
"n1": "-5",
"n2": "7",
"unknown_field": "ignored",
},
)
p = ctx.presets.presets["sanitize"]
assert p.p == "blink"
assert p.d == 120
assert p.b == 255
assert p.a is False
assert p.n1 == 0
assert p.n2 == 7
assert not hasattr(p, "unknown_field")
def test_colour_conversion_and_transition():
ctx = _TestContext()
msg = {
"v": "1",
"presets": {
"fade": {
"p": "transition",
"c": ["#ff0000", "#00ff00"],
"d": 80,
"a": True,
}
},
"select": {ctx.settings["name"]: ["fade"]},
}
result = _process_message(ctx, msg)
assert result == "ok"
assert ctx.presets.selected == "fade"
# Smoke-run the generator to ensure math runs without type errors.
ctx.tick_for_ms(250)
def test_pattern_smoke():
ctx = _TestContext()
cases = {
"t_on": {"p": "on", "c": [(16, 8, 4)]},
"t_off": {"p": "off"},
"t_blink": {"p": "blink", "c": [(255, 0, 0)], "d": 20},
"t_rainbow": {"p": "rainbow", "d": 5, "n1": 2},
"t_pulse": {"p": "pulse", "c": [(255, 0, 0)], "n1": 20, "n2": 10, "n3": 20, "d": 10},
"t_transition": {"p": "transition", "c": [(255, 0, 0), (0, 0, 255)], "d": 30},
"t_chase": {"p": "chase", "c": [(255, 0, 0), (0, 0, 255)], "n1": 3, "n2": 2, "n3": 1, "n4": 1, "d": 20},
"t_circle": {"p": "circle", "c": [(255, 255, 0), (0, 0, 8)], "n1": 5, "n2": 10, "n3": 5, "n4": 2},
}
for name, data in cases.items():
ctx.presets.edit(name, data)
assert ctx.presets.select(name), "select failed: %s" % name
ctx.tick_for_ms(120)
def test_default_requires_existing_preset():
ctx = _TestContext()
_process_message(ctx, {"v": "1", "default": "missing"})
assert ctx.settings.get("default") != "missing"
ctx.presets.edit("exists", {"p": "on"})
_process_message(ctx, {"v": "1", "default": "exists"})
assert ctx.settings.get("default") == "exists"
def test_default_targets_gate_by_device_name():
ctx = _TestContext()
ctx.settings["name"] = "a"
ctx.presets.edit("targeted", {"p": "on"})
ctx.settings["default"] = "baseline"
_process_message(
ctx,
{"v": "1", "default": "targeted", "targets": ["11"]},
)
assert ctx.settings.get("default") == "baseline"
_process_message(
ctx,
{"v": "1", "default": "targeted", "targets": [" A "]},
)
assert ctx.settings.get("default") == "targeted"
def test_save_and_load_roundtrip():
ctx = _TestContext()
ctx.presets.edit(
"persist",
{"p": "blink", "c": [(1, 2, 3), (4, 5, 6)], "d": 77, "b": 123, "a": False},
)
assert ctx.presets.save()
reloaded = Presets(ctx.settings["led_pin"], ctx.settings["num_leds"])
assert reloaded.load(ctx.settings)
p = reloaded.presets.get("persist")
assert p is not None
assert p.p == "blink"
assert p.d == 77
assert p.b == 123
assert p.a is False
assert p.c == [(1, 2, 3), (4, 5, 6)]
try:
os.remove("presets.json")
except OSError:
pass
def run_all():
tests = [
test_invalid_messages_do_not_crash,
test_preset_edit_sanitization,
test_colour_conversion_and_transition,
test_pattern_smoke,
test_default_requires_existing_preset,
test_default_targets_gate_by_device_name,
test_save_and_load_roundtrip,
]
print("=" * 56)
print("led-driver self-contained tests")
print("=" * 56)
for test_func in tests:
print("Running %s ..." % test_func.__name__)
test_func()
print(" PASS")
print("-" * 56)
print("All tests passed")
if __name__ == "__main__":
run_all()