stringqb/src/drivers/mssql.rs
2019-04-12 17:09:59 -04:00

72 lines
1.5 KiB
Rust

//! Database Driver for MSSQL
//!
//! Note:
//! **This driver will probably never be fully implemented**
//!
//! Contains database-specific query data
use super::*;
/// The struct implementing the `DatabaseDriver` trait
#[derive(Debug)]
pub struct MSSQL;
impl MSSQL {
/// Create a MSSQL Driver
pub fn new() -> Self {
MSSQL {}
}
}
impl DatabaseDriver for MSSQL {
/// Get which characters are used to delimit identifiers
/// such as tables, and columns
fn _quotes(&self) -> (char, char) {
('[', ']')
}
fn explain(&self, sql: &str) -> String {
sql.to_string()
}
fn random(&self) -> String {
String::from(" RANDOM")
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_quote_identifier_bracket_quote() {
let driver = MSSQL::new();
assert_eq!(
driver.quote_identifier("foo, bar, baz"),
"[foo],[bar],[baz]"
);
assert_eq!(
driver.quote_identifier("foo.bar, baz, fizz"),
"[foo].[bar],[baz],[fizz]"
);
}
#[test]
fn test_quote_identifiers_bracket_quote() {
let driver = MSSQL::new();
assert_eq!(
driver.quote_identifiers(vec![
"\tfoo. bar".to_string(),
"baz".to_string(),
"fizz.\n\tbuzz.baz".to_string(),
]),
vec![
"[foo].[bar]".to_string(),
"[baz]".to_string(),
"[fizz].[buzz].[baz]".to_string(),
]
);
}
}