mapnik/tests/visual_tests/styles/jalign-auto.xml

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE Map>
<Map background-color="white" srs="+proj=latlong +datum=WGS84">

    <Layer name="layer" srs="+proj=latlong +datum=WGS84">
        <StyleName>My Style</StyleName>
        <Datasource>
            <Parameter name="type">shape</Parameter>
            <Parameter name="file">../data/points.shp</Parameter>
        </Datasource>
    </Layer>

    <Style name="My Style">
        <Rule>
            <Filter>[nr] = '5'</Filter>
            <PointSymbolizer/>
            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dx="-30" dy="-30" justify-alignment="auto">'Text line 1&#10;line 2'</TextSymbolizer>
            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dx="0" dy="-30" justify-alignment="auto">'Text line 1&#10;line 2'</TextSymbolizer>
            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dx="30" dy="-30" justify-alignment="auto">'Text line 1&#10;line 2'</TextSymbolizer>
            
            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dx="30" dy="0" justify-alignment="auto">'Text line 1&#10;line 2'</TextSymbolizer>
            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dx="-30" dy="0" justify-alignment="auto">'Text line 1&#10;line 2'</TextSymbolizer>

            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dx="-30" dy="30" justify-alignment="auto">'Text line 1&#10;line 2'</TextSymbolizer>
            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dx="0" dy="30" justify-alignment="auto">'Text line 1&#10;line 2'</TextSymbolizer>
            <TextSymbolizer face-name="DejaVu Sans Book" size="10" placement="point" dx="30" dy="30" justify-alignment="auto">'Text line 1&#10;line 2'</TextSymbolizer>
        </Rule>
    </Style>

</Map>