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[SEDONA-540] Fix failed ST_Buffer and ST_Snap Snowflake tests #1356

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Apr 23, 2024
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[SEDONA-540] Fix failed ST_Buffer and ST_Snap Snowflake tests #1356

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8 changes: 5 additions & 3 deletions snowflake-tester/src/test/java/org/apache/sedona/snowflake/snowsql/TestFunctions.java
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Original file line number Diff line number Diff line change
Expand Up @@ -191,9 +191,11 @@ public void test_ST_Buffer() {
"POLYGON ((1 1, 0.9807852804032304 0.8049096779838718, 0.9238795325112867 0.6173165676349102, 0.8314696123025452 0.4444297669803978, 0.7071067811865476 0.2928932188134525, 0.5555702330196023 0.1685303876974548, 0.3826834323650898 0.0761204674887133, 0.1950903220161283 0.0192147195967696, 0.0000000000000001 0, -0.1950903220161282 0.0192147195967696, -0.3826834323650897 0.0761204674887133, -0.555570233019602 0.1685303876974547, -0.7071067811865475 0.2928932188134524, -0.8314696123025453 0.4444297669803978, -0.9238795325112867 0.6173165676349102, -0.9807852804032304 0.8049096779838714, -1 0.9999999999999999, -0.9807852804032304 1.1950903220161284, -0.9238795325112868 1.3826834323650896, -0.8314696123025455 1.555570233019602, -0.7071067811865477 1.7071067811865475, -0.5555702330196022 1.8314696123025453, -0.3826834323650903 1.9238795325112865, -0.1950903220161287 1.9807852804032304, -0.0000000000000002 2, 0.1950903220161283 1.9807852804032304, 0.38268343236509 1.9238795325112865, 0.5555702330196018 1.8314696123025453, 0.7071067811865474 1.7071067811865477, 0.8314696123025452 1.5555702330196022, 0.9238795325112865 1.3826834323650905, 0.9807852804032303 1.1950903220161286, 1 1))"
);
registerUDF("ST_Buffer", byte[].class, double.class, boolean.class);
registerUDF("ST_ReducePrecision", byte[].class, int.class);
registerUDF("ST_Area", byte[].class);
verifySqlSingleRes(
"select ST_AsText(ST_ReducePrecision(ST_GeomFromText(sedona.ST_AsText(sedona.ST_Buffer(sedona.ST_GeomFromText('LINESTRING(0.05 15, -0.05 15)'), 10000, true))), 8))",
"POLYGON((-0.06809794 14.91143929,-0.0855181 14.91657277,-0.10157458 14.92491089,-0.11565095 14.93613348,-0.12720661 14.94980963,-0.13579747 14.96541421,-0.14109307 14.98234798,-0.14288927 14.99996056,-0.14111623 15.01757534,-0.13584121 15.03451549,-0.12726608 15.05012991,-0.11571978 15.0638183,-0.10164567 15.07505424,-0.08558461 15.0834055,-0.06815417 15.08855069,-0.05002481 15.09029174,0.0500174 15.09029949,0.06814888 15.08856105,0.08558242 15.08341775,0.10164727 15.07506734,0.11572543 15.06383098,0.12727556 15.05014087,0.13585382 15.03452355,0.1411309 15.01757961,0.14290466 14.99996055,0.14110774 14.98234371,0.13581008 14.96540615,0.12721607 14.94979867,0.11565658 14.93612079,0.10157617 14.92489779,0.08551591 14.91656051,0.06809265 14.91142893,0.04997533 14.90969989,-0.04998274 14.90970765,-0.06809794 14.91143929))"
"select sedona.ST_Area(sedona.ST_ReducePrecision(sedona.ST_GeomFromText(sedona.ST_AsText(sedona.ST_Buffer(sedona.ST_GeomFromText('LINESTRING(0.05 15, -0.05 15)'), 10000, true))), 8))",
0.04424254827358593
);
}

Expand Down Expand Up @@ -816,7 +818,7 @@ public void test_ST_StartPoint() {
public void test_ST_Snap() {
registerUDF("ST_Snap", byte[].class, byte[].class, double.class);
verifySqlSingleRes(
"SELECT sedona.ST_AsText(sedona.ST_Snap(ST_GeomFromWKT('POLYGON((2.6 12.5, 2.6 20.0, 12.6 20.0, 12.6 12.5, 2.6 12.5 ))'), ST_GeomFromWKT('LINESTRING (0.5 10.7, 5.4 8.4, 10.1 10.0)'), 2.525))",
"SELECT sedona.ST_AsText(sedona.ST_Snap(sedona.ST_GeomFromText('POLYGON((2.6 12.5, 2.6 20.0, 12.6 20.0, 12.6 12.5, 2.6 12.5 ))'), sedona.ST_GeomFromText('LINESTRING (0.5 10.7, 5.4 8.4, 10.1 10.0)'), 2.525))",
"POLYGON ((2.6 12.5, 2.6 20, 12.6 20, 12.6 12.5, 10.1 10, 2.6 12.5))"
);
}
Expand Down
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