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Add unittests for collapsing of straight path segments

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This commit is contained in:
Eduard Braun 2017-05-17 22:07:04 +02:00
parent 8d7220c222
commit 9712b71b86
3 changed files with 66 additions and 24 deletions
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32
unittests/collapse-straight-path-segments.svg Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg">
<defs>
<marker id="dot">
<circle r="5px"/>
</marker>
</defs>
<!-- h/v commands should be collapsed into a single h/v commands -->
<path d="m0 0h10 20"/>
<path d="m0 0v10 20"/>
<path d="m0 0h10 0.5v10 0.5"/>
<!-- h/v commands should not be collapsed if they have different direction -->
<path d="m0 0h10 -1v10 -1"/>
<!-- h/v commands should also be collapsed if only start/end markers are present -->
<path d="m0 0h10 20" marker-start="url(#dot)" marker-end="url(#dot)"/>
<path d="m0 0h10 20" style="marker-start:url(#dot);marker-end:url(#dot)"/>
<!-- h/v commands should be preserved if intermediate markers are present -->
<path d="m0 0h10 20" marker="url(#dot)"/>
<path d="m0 0h10 20" marker-mid="url(#dot)"/>
<path d="m0 0h10 20" style="marker:url(#dot)"/>
<path d="m0 0h10 20" style="marker-mid:url(#dot)"/>
<!-- all lineto commands should be collapsed into a single (implicit if possible) lineto command -->
<path d="m 0 0 l 10 20 0.25 0.5 l 0.75 1.5 l 5 10 0.2 0.4 l 3 6 0.8 1.6"/>
<!-- must not be collapsed (same slope, but different direction) -->
<path d="m 0 0 10 10 -20 -20 l 10 10 -20 -20"/>
<!-- first parameter pair of a moveto subpath must not be collapsed as it's not drawn on canvas -->
<path d="m0 0 1 2 m 1 2 1 2l 1 2 m 1 2 1 2 1 2"/>
<!-- real world example of straight path with multiple nodes -->
<path d="m 6.3227953,7.1547422 10.6709787,5.9477588 9.20334,5.129731 22.977448,12.807101 30.447251,16.970601 7.898986,4.402712"/>
</svg>
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