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test_rain_graph.py
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import base64
from datetime import datetime, timedelta
from custom_components.irm_kmi.radar_data import AnimationFrameData, RadarAnimationData
from custom_components.irm_kmi.rain_graph import RainGraph
def get_radar_animation_data() -> RadarAnimationData:
with open("tests/fixtures/clouds_be.png", "rb") as file:
image_data = file.read()
with open("tests/fixtures/loc_layer_be_n.png", "rb") as file:
location = file.read()
sequence = [
AnimationFrameData(
time=datetime.fromisoformat("2023-12-26T18:30:00+00:00") + timedelta(minutes=10 * i),
image=image_data,
value=2,
position=.5,
position_lower=.4,
position_higher=.6
)
for i in range(10)
]
return RadarAnimationData(
sequence=sequence,
most_recent_image_idx=2,
hint="Testing SVG camera",
unit="mm/10min",
location=location
)
async def test_svg_frame_setup():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
await rain_graph.draw_svg_frame()
svg_str = rain_graph.get_dwg().tostring()
with open("custom_components/irm_kmi/resources/roboto_medium.ttf", "rb") as file:
font_b64 = base64.b64encode(file.read()).decode('utf-8')
assert '#385E95' in svg_str
assert 'font-family: "Roboto Medium";' in svg_str
assert font_b64 in svg_str
def test_svg_hint():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
rain_graph.write_hint()
svg_str = rain_graph.get_dwg().tostring()
assert "Testing SVG camera" in svg_str
def test_svg_time_bars():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
rain_graph.draw_hour_bars()
svg_str = rain_graph.get_dwg().tostring()
assert "19h" in svg_str
assert "20h" in svg_str
assert "<line" in svg_str
assert 'stroke="white"' in svg_str
def test_draw_chances_path():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
rain_graph.draw_chances_path()
svg_str = rain_graph.get_dwg().tostring()
assert 'fill="#63c8fa"' in svg_str
assert 'opacity="0.3"' in svg_str
assert 'stroke="none"' in svg_str
assert '<path ' in svg_str
def test_draw_data_line():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
rain_graph.draw_data_line()
svg_str = rain_graph.get_dwg().tostring()
assert 'fill="none"' in svg_str
assert 'stroke-width="2"' in svg_str
assert 'stroke="#63c8fa"' in svg_str
assert '<path ' in svg_str
async def test_insert_background():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
await rain_graph.insert_background()
with open("custom_components/irm_kmi/resources/be_white.png", "rb") as file:
png_b64 = base64.b64encode(file.read()).decode('utf-8')
svg_str = rain_graph.get_dwg().tostring()
assert png_b64 in svg_str
assert "<image " in svg_str
assert 'height="490"' in svg_str
assert 'width="640"' in svg_str
assert 'x="0"' in svg_str
assert 'y="0"' in svg_str
def test_draw_current_frame_line_moving():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
rain_graph.draw_current_fame_line()
str_svg = rain_graph.get_dwg().tostring()
assert '<line' in str_svg
assert 'id="now"' in str_svg
assert 'opacity="1"' in str_svg
assert 'stroke="white"' in str_svg
assert 'stroke-width="2"' in str_svg
assert 'x1="50' in str_svg
assert 'x2="50' in str_svg
assert 'y1="520' in str_svg
assert 'y2="670' in str_svg
assert 'animateTransform' in str_svg
assert 'attributeName="transform"' in str_svg
assert 'repeatCount="indefinite"' in str_svg
assert 'type="translate"' in str_svg
def test_draw_current_frame_line_index():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
rain_graph.draw_current_fame_line(0)
str_svg = rain_graph.get_dwg().tostring()
assert '<line' in str_svg
assert 'id="now"' in str_svg
assert 'opacity="1"' in str_svg
assert 'stroke="white"' in str_svg
assert 'stroke-width="2"' in str_svg
assert 'x1="50' in str_svg
assert 'x2="50' in str_svg
assert 'y1="520' in str_svg
assert 'y2="670' in str_svg
assert 'animateTransform' not in str_svg
assert 'attributeName="transform"' not in str_svg
assert 'repeatCount="indefinite"' not in str_svg
assert 'type="translate"' not in str_svg
def test_draw_description_text():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
rain_graph.draw_description_text()
str_svg = rain_graph.get_dwg().tostring()
assert "18:30" in str_svg
assert "18:40" in str_svg
assert "18:50" in str_svg
assert "19:00" in str_svg
assert "19:10" in str_svg
assert "19:20" in str_svg
assert "19:30" in str_svg
assert "19:40" in str_svg
assert "19:50" in str_svg
assert "20:00" in str_svg
assert str_svg.count("2mm/10") == 10
assert 'class="roboto"' in str_svg
def test_draw_cloud_layer():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
rain_graph.insert_cloud_layer()
str_svg = rain_graph.get_dwg().tostring()
with open("tests/fixtures/clouds_be.png", "rb") as file:
png_b64 = base64.b64encode(file.read()).decode('utf-8')
assert str_svg.count(png_b64) == 10
assert str_svg.count('height="490"') == 10
assert str_svg.count('width="640"') == 11 # Is also the width of the SVG itself
async def test_draw_location_layer():
data = get_radar_animation_data()
rain_graph = RainGraph(
animation_data=data,
background_image_path="custom_components/irm_kmi/resources/be_white.png",
background_size=(640, 490),
)
await rain_graph.draw_location()
str_svg = rain_graph.get_dwg().tostring()
with open("tests/fixtures/loc_layer_be_n.png", "rb") as file:
png_b64 = base64.b64encode(file.read()).decode('utf-8')
assert png_b64 in str_svg