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);
  }

}