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64 lines
2.3 KiB
64 lines
2.3 KiB
6 years ago
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#!/usr/bin/env python3
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import os
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import unittest
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from PIL import Image, ImageDraw, ImageFont
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from cereal import log, car
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from common.basedir import BASEDIR
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from selfdrive.controls.lib.events import Alert, EVENTS
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AlertSize = log.ControlsState.AlertSize
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class TestAlerts(unittest.TestCase):
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def test_events_defined(self):
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# Ensure all events in capnp schema are defined in events.py
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events = car.CarEvent.EventName.schema.enumerants
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for name, e in events.items():
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if not name.endswith("DEPRECATED"):
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fail_msg = "%s @%d not in EVENTS" % (name, e)
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self.assertTrue(e in EVENTS.keys(), msg=fail_msg)
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# ensure alert text doesn't exceed allowed width
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def test_alert_text_length(self):
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font_path = os.path.join(BASEDIR, "selfdrive/assets/fonts")
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regular_font_path = os.path.join(font_path, "opensans_semibold.ttf")
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bold_font_path = os.path.join(font_path, "opensans_semibold.ttf")
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semibold_font_path = os.path.join(font_path, "opensans_semibold.ttf")
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max_text_width = 1920 - 300 # full screen width is useable, minus sidebar
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# TODO: get exact scale factor. found this empirically, works well enough
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font_scale_factor = 1.85 # factor to scale from nanovg units to PIL
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draw = ImageDraw.Draw(Image.new('RGB', (0, 0)))
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fonts = {
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AlertSize.small: [ImageFont.truetype(semibold_font_path, int(40*font_scale_factor))],
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AlertSize.mid: [ImageFont.truetype(bold_font_path, int(48*font_scale_factor)),
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ImageFont.truetype(regular_font_path, int(36*font_scale_factor))],
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}
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alerts = []
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for event_types in EVENTS.values():
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for alert in event_types.values():
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if isinstance(alert, Alert):
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alerts.append(alert)
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for alert in alerts:
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# for full size alerts, both text fields wrap the text,
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# so it's unlikely that they would go past the max width
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if alert.alert_size in [AlertSize.none, AlertSize.full]:
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continue
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for i, txt in enumerate([alert.alert_text_1, alert.alert_text_2]):
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if i >= len(fonts[alert.alert_size]): break
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font = fonts[alert.alert_size][i]
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w, h = draw.textsize(txt, font)
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msg = "type: %s msg: %s" % (alert.alert_type, txt)
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self.assertLessEqual(w, max_text_width, msg=msg)
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if __name__ == "__main__":
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unittest.main()
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