Windshaft-cartodb/test/acceptance/dataviews/aggregation.js

97 lines
3.4 KiB
JavaScript

require('../../support/test_helper');
var assert = require('../../support/assert');
var TestClient = require('../../support/test-client');
describe('aggregations happy cases', function() {
afterEach(function(done) {
if (this.testClient) {
this.testClient.drain(done);
} else {
done();
}
});
function aggregationOperationMapConfig(operation, query, column, aggregationColumn) {
column = column || 'adm0name';
aggregationColumn = aggregationColumn || 'pop_max';
query = query || 'select * from populated_places_simple_reduced';
var mapConfig = {
version: '1.5.0',
layers: [
{
type: 'mapnik',
options: {
sql: query,
cartocss: '#layer0 { marker-fill: red; marker-width: 10; }',
cartocss_version: '2.0.1',
widgets: {}
}
}
]
};
mapConfig.layers[0].options.widgets[column] = {
type: 'aggregation',
options: {
column: column,
aggregation: operation,
aggregationColumn: aggregationColumn
}
};
return mapConfig;
}
var operations = ['count', 'sum', 'avg', 'max', 'min'];
operations.forEach(function(operation) {
it('should be able to use "' + operation + '" as aggregation operation', function(done) {
this.testClient = new TestClient(aggregationOperationMapConfig(operation));
this.testClient.getDataview('adm0name', { own_filter: 0 }, function (err, aggregation) {
assert.ok(!err, err);
assert.ok(aggregation);
assert.equal(aggregation.type, 'aggregation');
assert.equal(aggregation.aggregation, operation);
done();
});
});
});
var query = [
'select 1 as val, \'a\' as cat, ST_Transform(ST_SetSRID(ST_MakePoint(0,0),4326),3857) as the_geom_webmercator',
'select null, \'b\', ST_Transform(ST_SetSRID(ST_MakePoint(0,1),4326),3857)',
'select null, \'b\', ST_Transform(ST_SetSRID(ST_MakePoint(1,0),4326),3857)',
'select null, null, ST_Transform(ST_SetSRID(ST_MakePoint(1,1),4326),3857)'
].join(' UNION ALL ');
operations.forEach(function (operation) {
it('should handle NULL values in category and aggregation columns using "' + operation + '" as aggregation operation', function (done) {
this.testClient = new TestClient(aggregationOperationMapConfig(operation, query, 'cat', 'val'));
this.testClient.getDataview('cat', { own_filter: 0 }, function (err, aggregation) {
assert.ifError(err);
assert.ok(aggregation);
assert.equal(aggregation.type, 'aggregation');
assert.ok(aggregation.categories);
var hasNullCategory = false;
aggregation.categories.forEach(function (category) {
if (category.category === null) {
assert.ok(category.value > 0);
hasNullCategory = true;
}
});
assert.ok(hasNullCategory, 'there is no category NULL');
done();
});
});
});
});