sql-query/test/integration/test-select-aggregate.js

NodeJS SQL query builder

var common     = require('../common');
var assert     = require('assert');

assert.equal(
	common.Select().from('table1').max('col1').build(),
	"SELECT MAX(`col1`) FROM `table1`"
);

assert.equal(
	common.Select().from('table1').avg().max('col1').build(),
	"SELECT AVG(MAX(`col1`)) FROM `table1`"
);

assert.equal(
	common.Select().from('table1').avg().max('col1').min('col2').build(),
	"SELECT AVG(MAX(`col1`)), MIN(`col2`) FROM `table1`"
);

assert.equal(
	common.Select().from('table1').avg().max([ 'col1', 'col2' ]).min('col3').build(),
	"SELECT AVG(MAX(`col1`, `col2`)), MIN(`col3`) FROM `table1`"
);

assert.equal(
	common.Select().from('table1').round('col1', 2).build(),
	"SELECT ROUND(`col1`, 2) FROM `table1`"
);

assert.equal(
	common.Select().from('table1').round().build(),
	"SELECT ROUND(*) FROM `table1`"
);

assert.equal(
	common.Select().from('table1').round('col1', 3, 'x').build(),
	"SELECT ROUND(`col1`, 3) AS `x` FROM `table1`"
);