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Add tests for query rewriter with filters

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This commit is contained in:
Javier Goizueta 2016-05-18 12:34:51 +02:00
parent 858d976637
commit 3987e83b7a
1 changed files with 85 additions and 0 deletions
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85
test/unit/cartodb/overviews_query_rewriter.js
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@ -523,4 +523,89 @@ describe('Overviews query rewriter', function() {
var expected_sql = "SELECT * FROM table1";
assertSameSql(overviews_sql, expected_sql);
});
it('generates query with filters', function(){
var sql = "SELECT ST_Transform(the_geom, 3857) the_geom_webmercator, cartodb_id, name\
FROM (SELECT *\
FROM (select * from table1) _camshaft_category_filter\
WHERE name IN ($escape_0$X$escape_0$)) _cdb_analysis_query";
var data = {
overviews: {
table1: {
0: { table: 'table1_ov0' },
1: { table: 'table1_ov1' },
2: { table: 'table1_ov2' },
3: { table: 'table1_ov3' }
}
},
filters: { name_filter: { type: 'category', column: 'name', params: { accept: [ 'X' ] } } },
unfiltered_query: 'SELECT * FROM table1'
};
var overviews_sql = overviewsQueryRewriter.query(sql, data);
var expected_sql = "\
SELECT * FROM (WITH\
_vovw_scale AS ( SELECT ZoomLevel() AS _vovw_z )\
SELECT * FROM (\
SELECT * FROM table1_ov0, _vovw_scale WHERE _vovw_z = 0\
UNION ALL\
SELECT * FROM table1_ov1, _vovw_scale WHERE _vovw_z = 1\
UNION ALL\
SELECT * FROM table1_ov2, _vovw_scale WHERE _vovw_z = 2\
UNION ALL\
SELECT * FROM table1_ov3, _vovw_scale WHERE _vovw_z = 3\
UNION ALL\
SELECT * FROM table1, _vovw_scale WHERE _vovw_z > 3\
) AS _vovw_table1) _camshaft_category_filter\
WHERE name IN ($escape_0$X$escape_0$)\
";
assertSameSql(overviews_sql, expected_sql);
});
it('generates query with filters for specific zoom level', function(){
var sql = "SELECT ST_Transform(the_geom, 3857) the_geom_webmercator, cartodb_id, name\
FROM (SELECT *\
FROM (select * from table1) _camshaft_category_filter\
WHERE name IN ($escape_0$X$escape_0$)) _cdb_analysis_query";
var data = {
overviews: {
table1: {
0: { table: 'table1_ov0' },
1: { table: 'table1_ov1' },
2: { table: 'table1_ov2' },
3: { table: 'table1_ov3' }
}
},
filters: { name_filter: { type: 'category', column: 'name', params: { accept: [ 'X' ] } } },
unfiltered_query: 'SELECT * FROM table1',
filter_stats: { unfiltered_rows: 1000, filtered_rows: 900 }
};
var overviews_sql = overviewsQueryRewriter.query(sql, data, { zoom_level: 2 });
var expected_sql = "\
SELECT * FROM (SELECT * FROM table1_ov2) _camshaft_category_filter\
WHERE name IN ($escape_0$X$escape_0$)\
";
assertSameSql(overviews_sql, expected_sql);
});
it('does not generates query with aggressive filtering', function(){
var sql = "SELECT ST_Transform(the_geom, 3857) the_geom_webmercator, cartodb_id, name\
FROM (SELECT *\
FROM (select * from table1) _camshaft_category_filter\
WHERE name IN ($escape_0$X$escape_0$)) _cdb_analysis_query";
var data = {
overviews: {
table1: {
0: { table: 'table1_ov0' },
1: { table: 'table1_ov1' },
2: { table: 'table1_ov2' },
3: { table: 'table1_ov3' }
}
},
filters: { name_filter: { type: 'category', column: 'name', params: { accept: [ 'X' ] } } },
unfiltered_query: 'SELECT * FROM table1',
filter_stats: { unfiltered_rows: 1000, filtered_rows: 10 }
};
var overviews_sql = overviewsQueryRewriter.query(sql, data);
assert.equal(overviews_sql, sql);
});
});