Add light line vs heavy line test data file

test-data/light-lines-vs-heavy-lines.txt

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+// [─] BOX DRAWINGS LIGHT HORIZONTAL
+// [━] BOX DRAWINGS HEAVY HORIZONTAL
+
+// [│] BOX DRAWINGS LIGHT VERTICAL
+// [┃] BOX DRAWINGS HEAVY VERTICAL
+
+// [┄] BOX DRAWINGS LIGHT TRIPLE DASH HORIZONTAL
+// [┅] BOX DRAWINGS HEAVY TRIPLE DASH HORIZONTAL
+
+// [┆] BOX DRAWINGS LIGHT TRIPLE DASH VERTICAL
+// [┇] BOX DRAWINGS HEAVY TRIPLE DASH VERTICAL
+
+// [┈] BOX DRAWINGS LIGHT QUADRUPLE DASH HORIZONTAL
+// [┉] BOX DRAWINGS HEAVY QUADRUPLE DASH HORIZONTAL
+
+// [┊] BOX DRAWINGS LIGHT QUADRUPLE DASH VERTICAL
+// [┋] BOX DRAWINGS HEAVY QUADRUPLE DASH VERTICAL
+
+// [┌] BOX DRAWINGS LIGHT DOWN AND RIGHT
+// [┍] BOX DRAWINGS DOWN LIGHT AND RIGHT HEAVY
+// [┎] BOX DRAWINGS DOWN HEAVY AND RIGHT LIGHT
+// [┏] BOX DRAWINGS HEAVY DOWN AND RIGHT
+
+// [┐] BOX DRAWINGS LIGHT DOWN AND LEFT
+// [┑] BOX DRAWINGS DOWN LIGHT AND LEFT HEAVY
+// [┒] BOX DRAWINGS DOWN HEAVY AND LEFT LIGHT
+// [┓] BOX DRAWINGS HEAVY DOWN AND LEFT
+
+// [└] BOX DRAWINGS LIGHT UP AND RIGHT
+// [┕] BOX DRAWINGS UP LIGHT AND RIGHT HEAVY
+// [┖] BOX DRAWINGS UP HEAVY AND RIGHT LIGHT
+// [┗] BOX DRAWINGS HEAVY UP AND RIGHT
+
+// [┘] BOX DRAWINGS LIGHT UP AND LEFT
+// [┙] BOX DRAWINGS UP LIGHT AND LEFT HEAVY
+// [┚] BOX DRAWINGS UP HEAVY AND LEFT LIGHT
+// [┛] BOX DRAWINGS HEAVY UP AND LEFT
+
+// [├] BOX DRAWINGS LIGHT VERTICAL AND RIGHT
+// [┝] BOX DRAWINGS LIGHT VERTICAL LIGHT AND RIGHT HEAVY
+// [┞] BOX DRAWINGS UP HEAVY and RIGHT DOWN LIGHT
+// [┟] BOX DRAWINGS DOWN HEAVY and RIGHT UP LIGHT
+// [┠] BOX DRAWINGS HEAVY VERTICAL and RIGHT LIGHT
+// [┡] BOX DRAWINGS DOWN LIGHT AND RIGHT UP HEAVY
+// [┢] BOX DRAWINGS UP LIGHT AND RIGHT DOWN HEAVY
+// [┣] BOX DRAWINGS HEAVY VERTICAL and RIGHT
+// [┤] BOX DRAWINGS LIGHT VERTICAL and LEFT
+// [┥] BOX DRAWINGS VERTICAL LIGHT and LEFT HEAVY
+// [┦] BOX DRAWINGS UP HEAVY and LEFT DOWN LIGHT
+// [┧] BOX DRAWINGS DOWN HEAVY and LEFT UP LIGHT
+// [┨] BOX DRAWINGS VERTICAL HEAVY and LEFT LIGHT
+// [┩] BOX DRAWINGS DOWN LIGHT and LEFT UP HEAVY
+// [┪] BOX DRAWINGS UP LIGHT and LEFT DOWN HEAVY
+// [┫] BOX DRAWINGS HEAVY VERTICAL and LEFT
+
+// [┬] BOX DRAWINGS LIGHT DOWN AND HORIZONTAL
+// [┭] BOX DRAWINGS LEFT HEAVY AND RIGHT DOWN LIGHT
+// [┮] BOX DRAWINGS RIGHT HEAVY AND LEFT DOWN LIGHT
+// [┯] BOX DRAWINGS DOWN LIGHT AND HORIZONTAL HEAVY
+// [┰] BOX DRAWINGS DOWN HEAVY AND HORIZONTAL LIGHT
+// [┱] BOX DRAWINGS RIGHT LIGHT AND LEFT DOWN HEAVY
+// [┲] BOX DRAWINGS LEFT LIGHT AND RIGHT DOWN HEAVY
+// [┳] BOX DRAWINGS HEAVY DOWN AND HORIZONTAL
+
+// [┴] BOX DRAWINGS LIGHT UP AND HORIZONTAL
+// [┵] BOX DRAWINGS LEFT HEAVY AND RIGHT UP LIGHT
+// [┶] BOX DRAWINGS RIGHT HEAVY AND LEFT UP LIGHT
+// [┷] BOX DRAWINGS UP LIGHT AND HORIZONTAL HEAVY
+// [┸] BOX DRAWINGS UP HEAVY AND HORIZONTAL LIGHT
+// [┹] BOX DRAWINGS RIGHT LIGHT AND LEFT UP HEAVY
+// [┺] BOX DRAWINGS LEFT LIGHT AND RIGHT UP HEAVY
+// [┻] BOX DRAWINGS HEAVY UP AND HORIZONTAL
+
+// [┼] BOX DRAWINGS LIGHT VERTICAL AND HORIZONTAL
+// [┽] BOX DRAWINGS LEFT HEAVY AND RIGHT VERTICAL LIGHT
+// [┾] BOX DRAWINGS RIGHT HEAVY AND LEFT VERTICAL LIGHT
+// [┿] BOX DRAWINGS VERTICAL LIGHT AND HORIZONTAL HEAVY
+// [╀] BOX DRAWINGS UP HEAVY AND DOWN HORIZONTAL LIGHT
+// [╁] BOX DRAWINGS DOWN HEAVY AND UP HORIZONTAL LIGHT
+// [╂] BOX DRAWINGS VERTICAL HEAVY AND HORIZONTAL LIGHT
+// [╃] BOX DRAWINGS LEFT UP HEAVY and RIGHT DOWN LIGHT
+// [╄] BOX DRAWINGS RIGHT UP HEAVY and LEFT DOWN LIGHT
+// [╅] BOX DRAWINGS LEFT DOWN HEAVY and RIGHT UP LIGHT
+// [╆] BOX DRAWINGS RIGHT DOWN HEAVY and LEFT UP LIGHT
+// [╇] BOX DRAWINGS DOWN LIGHT AND UP HORIZONTAL HEAVY
+// [╈] BOX DRAWINGS UP LIGHT AND DOWN HORIZONTAL HEAVY
+// [╉] BOX DRAWINGS RIGHT LIGHT AND LEFT VERTICAL HEAVY
+// [╊] BOX DRAWINGS LEFT LIGHT AND RIGHT VERTICAL HEAVY
+// [╋] BOX DRAWINGS HEAVY VERTICAL AND HORIZONTAL
+
+// [╌] BOX DRAWINGS LIGHT DOUBLE DASH HORIZONTAL
+// [╍] BOX DRAWINGS HEAVY DOUBLE DASH HORIZONTAL
+
+// [╎] BOX DRAWINGS LIGHT DOUBLE DASH VERTICAL
+// [╏] BOX DRAWINGS HEAVY DOUBLE DASH VERTICAL
+
+// [╴] BOX DRAWINGS LIGHT LEFT
+// [╵] BOX DRAWINGS LIGHT UP
+// [╶] BOX DRAWINGS LIGHT RIGHT
+// [╷] BOX DRAWINGS LIGHT DOWN
+// [╸] BOX DRAWINGS HEAVY LEFT
+// [╹] BOX DRAWINGS HEAVY UP
+// [╺] BOX DRAWINGS HEAVY RIGHT
+// [╻] BOX DRAWINGS HEAVY DOWN
+// [╼] BOX DRAWINGS LIGHT LEFT AND HEAVY RIGHT
+// [╽] BOX DRAWINGS LIGHT UP AND HEAVY DOWN
+// [╾] BOX DRAWINGS HEAVY LEFT AND LIGHT RIGHT
+// [╿] BOX DRAWINGS HEAVY UP AND LIGHT DOWN