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26 lines
1.2 KiB
SQL
26 lines
1.2 KiB
SQL
-- Repeat tests for new function names.
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-- Can't remove points from a 2-point linestring
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SELECT ST_removepoint('LINESTRING(0 0, 1 1)', 0);
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-- Out of range indexes
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SELECT ST_removepoint('LINESTRING(0 0, 1 1, 2 2)', 3);
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SELECT ST_removepoint('LINESTRING(0 0, 1 1, 2 2)', -1);
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-- Removing first/last points
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SELECT ST_asewkt(ST_removepoint('LINESTRING(0 0, 1 1, 2 2)', 0));
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SELECT ST_asewkt(ST_removepoint('LINESTRING(0 0, 1 1, 2 2)', 2));
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-- Removing first/last points with higher dimension
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SELECT ST_asewkt(ST_removepoint('LINESTRING(0 0 0, 1 1 1, 2 2 2)', 0));
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SELECT ST_asewkt(ST_removepoint('LINESTRING(0 0 0, 1 1 1, 2 2 2)', 2));
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SELECT ST_asewkt(ST_removepoint('LINESTRINGM(0 0 0, 1 1 1, 2 2 2)', 0));
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SELECT ST_asewkt(ST_removepoint('LINESTRINGM(0 0 0, 1 1 1, 2 2 2)', 2));
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SELECT ST_asewkt(ST_removepoint('LINESTRING(0 0 0 0, 1 1 1 1, 2 2 2 2)', 0));
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SELECT ST_asewkt(ST_removepoint('LINESTRING(0 0 0 0, 1 1 1 1, 2 2 2 2)', 2));
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-- Removing intermediate points with higher dimension
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SELECT ST_asewkt(ST_removepoint('LINESTRING(0 0 0 0, 1 1 1 1, 2 2 2 2, 3 3 3 3, 4 4 4 4, 5 5 5 5, 6 6 6 6, 7 7 7 7)', 2));
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SELECT ST_asewkt(ST_removepoint('LINESTRING(0 0 0 0, 1 1 1 1, 2 2 2 2, 3 3 3 3, 4 4 4 4, 5 5 5 5, 6 6 6 6, 7 7 7 7)', 4));
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