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| author | Alexey Botchkov <holyfoot@askmonty.org> | 2011-06-30 19:24:52 +0500 |
|---|---|---|
| committer | Alexey Botchkov <holyfoot@askmonty.org> | 2011-06-30 19:24:52 +0500 |
| commit | a9a6597d598c735ba6b8a136864b888d8d626b70 (patch) | |
| tree | 13c21e625bae9a2a1b4cf6afed672782ca1e5d4a /mysql-test/t/gis-precise.test | |
| parent | 4f49cdf8d303b431343bbc77428169fdfcaae34c (diff) | |
| download | mariadb-git-a9a6597d598c735ba6b8a136864b888d8d626b70.tar.gz | |
fix for bug #201189 ST_BUFFER asserts if radius = 0.
Internal caclucations can't handle zero distance properly.
As the ST_BUFFER(geom, 0) is in fact NOOP, we'll just return the
'geom' as the result here.
per-file comments:
mysql-test/r/gis-precise.result
fix for bug #201189 ST_BUFFER asserts if radius = 0.
test result updated.
mysql-test/t/gis-precise.test
fix for bug #201189 ST_BUFFER asserts if radius = 0.
test case added.
sql/item_geofunc.cc
fix for bug #201189 ST_BUFFER asserts if radius = 0.
return the first argument as the result of the ST_BUFFER, if
the distance is 0 there.
Diffstat (limited to 'mysql-test/t/gis-precise.test')
| -rw-r--r-- | mysql-test/t/gis-precise.test | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mysql-test/t/gis-precise.test b/mysql-test/t/gis-precise.test index b5c54c6b0c4..e75316a0805 100644 --- a/mysql-test/t/gis-precise.test +++ b/mysql-test/t/gis-precise.test @@ -111,3 +111,6 @@ SELECT ST_Equals(PointFromText('POINT (12 13)'),PointFromText('POINT (12 13)')) SELECT astext(ST_UNION ( PolyFromText('POLYGON(( 2 2 ,3 2,2 7,2 2),( 0 0,8 2,1 9,0 0))'), ExteriorRing( Envelope( MultiLineStringFromText('MULTILINESTRING((3 4,5 3),(3 0,0 5))'))))); + +#bug 801189 ST_BUFFER asserts if radius = 0 +SELECT astext(ST_BUFFER(LineStringFromText('LINESTRING(0 0,1 1)'),0)); |