<?php

namespace yiiunit\framework\db;

use yii\db\Connection;
use yii\db\Command;
use yii\db\Query;
use yii\db\DataReader;

/**
 * @group db
 * @group mysql
 */
class QueryTest extends DatabaseTestCase
{
	public function testSelect()
	{
		// default
		$query = new Query;
		$query->select('*');
		$this->assertEquals(['*'], $query->select);
		$this->assertNull($query->distinct);
		$this->assertEquals(null, $query->selectOption);

		$query = new Query;
		$query->select('id, name', 'something')->distinct(true);
		$this->assertEquals(['id', 'name'], $query->select);
		$this->assertTrue($query->distinct);
		$this->assertEquals('something', $query->selectOption);
	}

	public function testFrom()
	{
		$query = new Query;
		$query->from('tbl_user');
		$this->assertEquals(['tbl_user'], $query->from);
	}

	public function testWhere()
	{
		$query = new Query;
		$query->where('id = :id', [':id' => 1]);
		$this->assertEquals('id = :id', $query->where);
		$this->assertEquals([':id' => 1], $query->params);

		$query->andWhere('name = :name', [':name' => 'something']);
		$this->assertEquals(['and', 'id = :id', 'name = :name'], $query->where);
		$this->assertEquals([':id' => 1, ':name' => 'something'], $query->params);

		$query->orWhere('age = :age', [':age' => '30']);
		$this->assertEquals(['or', ['and', 'id = :id', 'name = :name'], 'age = :age'], $query->where);
		$this->assertEquals([':id' => 1, ':name' => 'something', ':age' => '30'], $query->params);
	}

	public function testJoin()
	{
	}

	public function testGroup()
	{
		$query = new Query;
		$query->groupBy('team');
		$this->assertEquals(['team'], $query->groupBy);

		$query->addGroupBy('company');
		$this->assertEquals(['team', 'company'], $query->groupBy);

		$query->addGroupBy('age');
		$this->assertEquals(['team', 'company', 'age'], $query->groupBy);
	}

	public function testHaving()
	{
		$query = new Query;
		$query->having('id = :id', [':id' => 1]);
		$this->assertEquals('id = :id', $query->having);
		$this->assertEquals([':id' => 1], $query->params);

		$query->andHaving('name = :name', [':name' => 'something']);
		$this->assertEquals(['and', 'id = :id', 'name = :name'], $query->having);
		$this->assertEquals([':id' => 1, ':name' => 'something'], $query->params);

		$query->orHaving('age = :age', [':age' => '30']);
		$this->assertEquals(['or', ['and', 'id = :id', 'name = :name'], 'age = :age'], $query->having);
		$this->assertEquals([':id' => 1, ':name' => 'something', ':age' => '30'], $query->params);
	}

	public function testOrder()
	{
		$query = new Query;
		$query->orderBy('team');
		$this->assertEquals(['team' => false], $query->orderBy);

		$query->addOrderBy('company');
		$this->assertEquals(['team' => false, 'company' => false], $query->orderBy);

		$query->addOrderBy('age');
		$this->assertEquals(['team' => false, 'company' => false, 'age' => false], $query->orderBy);

		$query->addOrderBy(['age' => true]);
		$this->assertEquals(['team' => false, 'company' => false, 'age' => true], $query->orderBy);

		$query->addOrderBy('age ASC, company DESC');
		$this->assertEquals(['team' => false, 'company' => true, 'age' => false], $query->orderBy);
	}

	public function testLimitOffset()
	{
		$query = new Query;
		$query->limit(10)->offset(5);
		$this->assertEquals(10, $query->limit);
		$this->assertEquals(5, $query->offset);
	}

	public function testUnion()
	{
	}
}
