class SqliteDateSqlTest

class SqliteDateSqlTest extends UnitTestCase {
    
    /**
     * The mocked database service.
     *
     * @var \Drupal\Core\Database\Connection
     */
    protected $database;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->database = $this->prophesize(Connection::class)
            ->reveal();
    }
    
    /**
     * Tests the getDateField method.
     *
     * @covers ::getDateField
     */
    public function testGetDateField() : void {
        $date_sql = new SqliteDateSql($this->database);
        $expected = "strftime('%s', foo.field)";
        $this->assertEquals($expected, $date_sql->getDateField('foo.field', TRUE));
        $expected = 'foo.field';
        $this->assertEquals($expected, $date_sql->getDateField('foo.field', FALSE));
    }
    
    /**
     * Tests date formatting replacement.
     *
     * @covers ::getDateFormat
     *
     * @dataProvider providerTestGetDateFormat
     */
    public function testGetDateFormat($field, $format, $expected) : void {
        $date_sql = new SqliteDateSql($this->database);
        $this->assertEquals($expected, $date_sql->getDateFormat($field, $format));
    }
    
    /**
     * Provider for date formatting test.
     */
    public static function providerTestGetDateFormat() {
        return [
            [
                'foo.field',
                'Y-y-M-m',
                "strftime('%Y-%Y-%m-%m', foo.field, 'unixepoch')",
            ],
            [
                'bar.field',
                'n-F D d l',
                "strftime('%m-%m %d %d %d', bar.field, 'unixepoch')",
            ],
            [
                'baz.bar_field',
                'j/W/H-h i s A',
                "strftime('%d/%W/%H-%H %M %S ', baz.bar_field, 'unixepoch')",
            ],
            [
                'foo.field',
                'W',
                "CAST(((strftime('%j', date(strftime('%Y-%m-%d', foo.field, 'unixepoch'), '-3 days', 'weekday 4')) - 1) / 7 + 1) AS NUMERIC)",
            ],
        ];
    }
    
    /**
     * Tests timezone offset formatting.
     *
     * @covers ::setFieldTimezoneOffset
     */
    public function testSetFieldTimezoneOffset() : void {
        $date_sql = new SqliteDateSql($this->database);
        $field = 'foobar.field';
        $date_sql->setFieldTimezoneOffset($field, 42);
        $this->assertEquals("(foobar.field + 42)", $field);
    }
    
    /**
     * Tests setting the database offset.
     *
     * @covers ::setTimezoneOffset
     */
    public function testSetTimezoneOffset() : void {
        $database = $this->prophesize(Connection::class);
        $database->query()
            ->shouldNotBeCalled();
        $date_sql = new SqliteDateSql($database->reveal());
        $date_sql->setTimezoneOffset(42);
    }

}