Add test for PIVOT with SELECT *

Author: mathiasrw

test/test490.js

@@ -0,0 +1,84 @@
+if (typeof exports === 'object') {
+	var assert = require('assert');
+	var alasql = require('..');
+} else {
+	// Assume running in browser with alasql loaded globally
+	var assert = chai.assert;
+}
+
+describe.skip('Test 490 - PIVOT with SELECT *', function () {
+	const test = '490';
+
+	// Define the test data once
+	const data = [
+		{ VendorId: 'SPIKE', IncomeDay: 'FRI', IncomeAmount: 100 },
+		{ VendorId: 'SPIKE', IncomeDay: 'MON', IncomeAmount: 300 },
+		{ VendorId: 'FREDS', IncomeDay: 'SUN', IncomeAmount: 400 },
+		{ VendorId: 'SPIKE', IncomeDay: 'WED', IncomeAmount: 500 },
+		{ VendorId: 'SPIKE', IncomeDay: 'TUE', IncomeAmount: 200 },
+		{ VendorId: 'JOHNS', IncomeDay: 'WED', IncomeAmount: 900 },
+		{ VendorId: 'SPIKE', IncomeDay: 'FRI', IncomeAmount: 100 },
+		{ VendorId: 'JOHNS', IncomeDay: 'MON', IncomeAmount: 300 },
+		{ VendorId: 'SPIKE', IncomeDay: 'SUN', IncomeAmount: 400 },
+		{ VendorId: 'JOHNS', IncomeDay: 'FRI', IncomeAmount: 300 },
+		{ VendorId: 'FREDS', IncomeDay: 'TUE', IncomeAmount: 500 },
+		{ VendorId: 'FREDS', IncomeDay: 'TUE', IncomeAmount: 200 },
+		{ VendorId: 'SPIKE', IncomeDay: 'MON', IncomeAmount: 900 },
+		{ VendorId: 'FREDS', IncomeDay: 'FRI', IncomeAmount: 900 },
+		{ VendorId: 'FREDS', IncomeDay: 'MON', IncomeAmount: 500 },
+		{ VendorId: 'JOHNS', IncomeDay: 'SUN', IncomeAmount: 600 },
+		{ VendorId: 'SPIKE', IncomeDay: 'FRI', IncomeAmount: 300 },
+		{ VendorId: 'SPIKE', IncomeDay: 'WED', IncomeAmount: 500 },
+		{ VendorId: 'SPIKE', IncomeDay: 'FRI', IncomeAmount: 300 },
+		{ VendorId: 'JOHNS', IncomeDay: 'THU', IncomeAmount: 800 },
+		{ VendorId: 'JOHNS', IncomeDay: 'SAT', IncomeAmount: 800 },
+		{ VendorId: 'SPIKE', IncomeDay: 'TUE', IncomeAmount: 100 },
+		{ VendorId: 'SPIKE', IncomeDay: 'THU', IncomeAmount: 300 },
+		{ VendorId: 'FREDS', IncomeDay: 'WED', IncomeAmount: 500 },
+		{ VendorId: 'SPIKE', IncomeDay: 'SAT', IncomeAmount: 100 },
+		{ VendorId: 'FREDS', IncomeDay: 'SAT', IncomeAmount: 500 },
+		{ VendorId: 'FREDS', IncomeDay: 'THU', IncomeAmount: 800 },
+		{ VendorId: 'JOHNS', IncomeDay: 'TUE', IncomeAmount: 600 },
+	];
+
+	before(function () {
+		alasql('CREATE DATABASE test' + test);
+		alasql('USE test' + test);
+	});
+
+	after(function () {
+		alasql('DROP DATABASE test' + test);
+	});
+
+	it('A) PIVOT with SELECT * and AVG aggregation', function () {
+		var res = alasql('SELECT * FROM ? PIVOT (AVG(IncomeAmount) FOR IncomeDay)', [data]);
+
+		var expectedResult = [
+			{ VendorId: 'SPIKE', FRI: 200, MON: 600, WED: 500, TUE: 150, SUN: 400, THU: 300, SAT: 100 },
+			{ VendorId: 'FREDS', SUN: 400, TUE: 350, FRI: 900, MON: 500, WED: 500, SAT: 500, THU: 800 },
+			{ VendorId: 'JOHNS', WED: 900, MON: 300, FRI: 300, SUN: 600, THU: 800, SAT: 800, TUE: 600 },
+		];
+
+		assert.deepEqual(
+			res,
+			expectedResult,
+			'PIVOT with SELECT * and AVG should produce the correct aggregated table'
+		);
+	});
+
+	it('B) PIVOT with SELECT * and SUM aggregation', function () {
+		var res = alasql('SELECT * FROM ? PIVOT (SUM(IncomeAmount) FOR IncomeDay)', [data]);
+
+		var expectedResult = [
+			{ VendorId: 'SPIKE', FRI: 800, MON: 1200, SUN: 400, WED: 1000, TUE: 300, THU: 300, SAT: 100 },
+			{ VendorId: 'FREDS', SUN: 400, TUE: 700, FRI: 900, MON: 500, WED: 500, SAT: 500, THU: 800 },
+			{ VendorId: 'JOHNS', WED: 900, MON: 300, FRI: 300, SUN: 600, THU: 800, SAT: 800, TUE: 600 },
+		];
+
+		assert.deepEqual(
+			res,
+			expectedResult,
+			'PIVOT with SELECT * and SUM should produce the correct aggregated table'
+		);
+	});
+});