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mvt.sql
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-- geometry preprocessing tests
select 'PG1', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_Point(1, 2),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)),
4096, 0, false)));
select 'PG2', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_Point(1, 2),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096*2, 4096*2)),
4096, 0, false)));
select 'PG3', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_Point(1, 2),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096/2, 4096/2)),
4096, 0, false)));
select 'PG4', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_GeomFromText('POLYGON ((0 0, 10 0, 10 5, 0 -5, 0 0))'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)),
4096, 0, false)));
select 'PG5', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_GeomFromText('POLYGON ((0 0, 10 0, 10 5, 0 -5, 0 0))'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096*4096, 4096*4096)),
4096, 0, false)));
select 'PG6', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_GeomFromText('POLYGON ((762780 6474467, 717821 6797045, 1052826 6797045, 762780 6474467))'),
ST_MakeBox2D(ST_Point(626172.135625, 6261721.35625), ST_Point(1252344.27125, 6887893.49188)),
4096, 0, false)));
select 'PG7', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_GeomFromText('POLYGON((-7792023.4539488 1411512.60791779,-7785283.40665468 1406282.69482469,-7783978.88137195 1404858.20373788,-7782986.89858399 1402324.91434802,-7779028.02672366 1397370.31802772,
-7778652.06985644 1394387.75452545,-7779906.76953697 1393279.22658385,-7782212.33678782 1393293.14086794,-7784631.14401331 1394225.4151684,-7786257.27108231 1395867.40241344,-7783978.88137195 1395867.40241344,
-7783978.88137195 1396646.68250521,-7787752.03959369 1398469.72134299,-7795443.30325373 1405280.43988858,-7797717.16326269 1406217.73286975,-7798831.44531677 1406904.48130551,-7799311.5830898 1408004.24038921,
-7799085.10302919 1409159.72782477,-7798052.35381919 1411108.84582812,-7797789.63692662 1412213.40365339,-7798224.47868753 1414069.89725829,-7799003.5701851 1415694.42577482,-7799166.63587328 1416966.26267896,
-7797789.63692662 1417736.81850415,-7793160.38395328 1412417.61222784,-7792023.4539488 1411512.60791779))'),
ST_MakeBox2D(ST_Point(-20037508.34, -20037508.34), ST_Point(20037508.34, 20037508.34)),
4096, 10, true)));
select 'PG8', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_GeomFromText('GEOMETRYCOLLECTION(MULTIPOLYGON (((0 0, 10 0, 10 5, 0 -5, 0 0))))'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)),
4096, 0, false)));
select 'PG9', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_GeomFromText('POLYGON ((0 0, 10 0, 10 10, 0 10, 0 0))'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(5, 5)),
4096, 0, true)));
SELECT 'PG10', ST_AsText(ST_AsMVTGeom(
'POINT EMPTY'::geometry,
'BOX(0 0,2 2)'::box2d));
-- geometry encoding tests
SELECT 'TG1', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TG2', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('MULTIPOINT(25 17, 26 18)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TG3', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('LINESTRING(0 0, 1000 1000)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TG4', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('LINESTRING(0 0, 500 500, 1000 1000)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TG5', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('MULTILINESTRING((1 1, 501 501, 1001 1001),(2 2, 502 502, 1002 1002))'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TG6', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POLYGON ((35 10, 45 45, 15 40, 10 20, 35 10), (20 30, 35 35, 30 20, 20 30))'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TG7', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('MULTIPOLYGON (((40 40, 20 45, 45 30, 40 40)), ((20 35, 10 30, 10 10, 30 5, 45 20, 20 35), (30 20, 20 15, 20 25, 30 20)))'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TG8', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TG9', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('MULTIPOINT(25 17, -26 -18)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
-- attribute encoding tests
SELECT 'TA1', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1, 'abcd'::text AS c2,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TA2', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1.1::double precision AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TA3', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT NULL::integer AS c1,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TA4', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (
SELECT 1 AS c1, ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom
UNION
SELECT 2 AS c1, ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom ORDER BY c1) AS q;
SELECT 'TA5', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom, 1 AS c1, 'abcd'::text AS c2) AS q;
SELECT 'TA6', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1, -1 AS c2,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'TA7', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (
SELECT 'test' AS c1, 1 AS c2, ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom
UNION
SELECT 'test' AS c1, 2 AS c2, ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(26 18)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom
UNION
SELECT 'othertest' AS c1, 3 AS c2, ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(26 18)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom ORDER BY c2) AS q;
SELECT 'TA8', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (
SELECT 1::int AS c1, 1 AS c2, ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom
UNION
SELECT 1::int AS c1, 2 AS c2, ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(26 18)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom
UNION
SELECT 2::int AS c1, 3 AS c2, ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(26 18)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom ORDER BY c2) AS q;
SELECT 'TA9', length(ST_AsMVT(q))
FROM (
SELECT 1 AS c1, -1 AS c2,
ST_Normalize(ST_AsMVTGeom(
'POINT(25 17)'::geometry,
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4, 4))
)) AS geom
) AS q;
SELECT 'TA10', length(ST_AsMVT(q))
FROM (
SELECT 1 AS c1, -1 AS c2,
ST_Normalize(ST_AsMVTGeom(
'POINT(25 17)'::geometry,
ST_MakeBox2D(ST_Point(0, 0), ST_Point(48, 48))
)) AS geom
) AS q;
-- default values tests
SELECT 'D1', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64') FROM (SELECT 1 AS c1, 'abcd'::text AS c2,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'D2', encode(ST_AsMVT(q, 'test', 4096), 'base64') FROM (SELECT 1 AS c1, 'abcd'::text AS c2,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'D3', encode(ST_AsMVT(q, 'test'), 'base64') FROM (SELECT 1 AS c1, 'abcd'::text AS c2,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
SELECT 'D4', encode(ST_AsMVT(q), 'base64') FROM (SELECT 1 AS c1, 'abcd'::text AS c2,
ST_Normalize(ST_AsMVTGeom(ST_GeomFromText('POINT(25 17)'),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)), 4096, 0, false)) AS geom) AS q;
select 'D5', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_Point(1, 2),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)),
4096, 0)));
select 'D6', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_Point(1, 2),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)),
4096)));
select 'D7', ST_AsText(ST_Normalize(ST_AsMVTGeom(
ST_Point(1, 2),
ST_MakeBox2D(ST_Point(0, 0), ST_Point(4096, 4096)))));
-- unsupported input
SELECT 'TU2';
SELECT encode(ST_AsMVT(1, 'test', 4096, 'geom'), 'base64');
SELECT 'TU3', encode(ST_AsMVT(q, 'test', 4096, 'geom'), 'base64')
FROM (SELECT NULL::integer AS c1, NULL AS geom) AS q;
-- Ticket #3922
SELECT '#3922', length(bytea(ST_AsMVTGeom(
st_geomfromtwkb('\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'),
'SRID=3347;POLYGON((3658201 658873,3658201 5958872.97428571,8958201.49428571 5958872.97428571,8958201.49428571 658873,3658201 658873))'::geometry,
4096,
0,
true
)));