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64 lines
3.8 KiB
MySQL
64 lines
3.8 KiB
MySQL
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-- test data acquired with: https://github.com/sunng87/node-geohash
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-- geohash.bboxes(minlat, minlon, maxlat, maxlon, precision)
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-- as
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-- geohashesInBox(minlon, minlat, maxlon, maxlat, precision)
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-- except for the cases when JS-version produces result outside of given region,
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-- typically at wrap points: poles, 0-latitude and 0-longitude.
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select 'center';
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SELECT arraySort(geohashesInBox(-1.0, -1.0, 1.0, 1.0, 3));
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SELECT arraySort(geohashesInBox(-0.1, -0.1, 0.1, 0.1, 5));
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SELECT arraySort(geohashesInBox(-0.01, -0.01, 0.01, 0.01, 5));
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select 'north pole';
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SELECT arraySort(geohashesInBox(-180.0, 89.0, -179.0, 90.0, 3));
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SELECT arraySort(geohashesInBox(-1.0, 89.0, 0.0, 90.0, 3));
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SELECT arraySort(geohashesInBox(0.0, 89.0, 1.0, 90.0, 3));
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SELECT arraySort(geohashesInBox(179.0, 89.0, 180.0, 90.0, 3));
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select 'south pole';
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SELECT arraySort(geohashesInBox(-180.0, -90.0, -179.0, -89.0, 3));
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SELECT arraySort(geohashesInBox(-1.0, -90.0, 0.0, -89.0, 3));
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SELECT arraySort(geohashesInBox(0.0, -90.0, 1.0, -89.0, 3));
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SELECT arraySort(geohashesInBox(179.0, -90.0, 180.0, -89.0, 3));
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select 'wrap point around equator';
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SELECT arraySort(geohashesInBox(179.0, -1.0, 180.0, 0.0, 3));
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SELECT arraySort(geohashesInBox(179.0, 0.0, 180.0, 1.0, 3));
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SELECT arraySort(geohashesInBox(-180.0, -1.0, -179.0, 0.0, 3));
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SELECT arraySort(geohashesInBox(-180.0, 0.0, -179.0, 1.0, 3));
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select 'arbitrary values in all 4 quarters';
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SELECT arraySort(geohashesInBox(98.36, 7.88, 98.37, 7.89, 6));
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SELECT arraySort(geohashesInBox(53.8, 27.6, 53.9, 27.7, 5));
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SELECT arraySort(geohashesInBox(-49.26, -25.38, -49.25, -25.37, 6));
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SELECT arraySort(geohashesInBox(23.11, -82.37, 23.12, -82.36, 6));
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select 'small range always produces array of length 1';
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SELECT lon/5 - 180 as lon1, lat/5 - 90 as lat1, lon1 as lon2, lat1 as lat2, geohashesInBox(lon1, lat1, lon2, lat2, 1) as g FROM (SELECT arrayJoin(range(360*5)) as lon, arrayJoin(range(180*5)) as lat) WHERE length(g) != 1;
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SELECT lon/5 - 40 as lon1, lat/5 - 20 as lat1, lon1 as lon2, lat1 as lat2, geohashesInBox(lon1, lat1, lon2, lat2, 12) as g FROM (SELECT arrayJoin(range(80*5)) as lon, arrayJoin(range(10*5)) as lat) WHERE length(g) != 1;
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SELECT lon/5 - 40 as lon1, lat/5 - 20 as lat1, lon1 + 0.0000000001 as lon2, lat1 + 0.0000000001 as lat2, geohashesInBox(lon1, lat1, lon2, lat2, 1) as g FROM (SELECT arrayJoin(range(80*5)) as lon, arrayJoin(range(10*5)) as lat) WHERE length(g) != 1;
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select 'zooming';
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SELECT arraySort(geohashesInBox(20.0, 20.0, 21.0, 21.0, 2));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 21.0, 21.0, 3));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 21.0, 21.0, 4));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.25, 20.25, 5));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.0625, 20.0625, 6));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.01, 20.01, 7));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.001, 20.001, 8));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.0001, 20.0001, 9));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.00001, 20.00001, 10));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.000001, 20.000001, 11));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.000001, 20.000001, 12));
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-- precision greater than 12 is truncated to 12, so these two calls would produce same result as above
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.000001, 20.000001, 13));
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SELECT arraySort(geohashesInBox(20.0, 20.0, 20.000001, 20.000001, 14));
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select 'errors';
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SELECT geohashesInBox(); -- { serverError 42 } -- not enough arguments
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SELECT geohashesInBox(1, 2, 3, 4, 5); -- { serverError 43 } -- wrong types of arguments
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SELECT geohashesInBox(toFloat32(1.0), 2.0, 3.0, 4.0, 5); -- { serverError 43 } -- all lats and longs should be of the same type
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SELECT geohashesInBox(24.48, 40.56, 24.785, 40.81, 12); -- { serverError 128 } -- to many elements in array
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