public function test_build_time_query_compare_not_in() {
    $q = new WP_Date_Query( array() );

    // Just hour
    $found = $q->build_time_query( 'post_date', 'NOT IN', array( 1, 2 ) );
    $this->assertSame( 'HOUR( post_date ) NOT IN (1,2)', $found );

    // Skip minute
    $found = $q->build_time_query( 'post_date', 'NOT IN', array( 1, 2 ), null, 6 );
    $this->assertSame( 'HOUR( post_date ) NOT IN (1,2) AND SECOND( post_date ) NOT IN (6)', $found );

    // All three
    $found = $q->build_time_query( 'post_date', 'NOT IN', array( 1, 2 ), array( 3, 4, 5 ), 6 );
    $this->assertSame( 'HOUR( post_date ) NOT IN (1,2) AND MINUTE( post_date ) NOT IN (3,4,5) AND SECOND( post_date ) NOT IN (6)', $found );
  }