#[test]
fn test_is_single_arg() {
use redis::ToRedisArgs;
let sslice: &[_] = &["foo"][..];
let nestslice: &[_] = &[sslice][..];
let nestvec = vec![nestslice];
let bytes = b"Hello World!";
let twobytesslice: &[_] = &[bytes, bytes][..];
let twobytesvec = vec![bytes, bytes];
assert!("foo".is_single_arg());
assert!(sslice.is_single_arg());
assert!(nestslice.is_single_arg());
assert!(nestvec.is_single_arg());
assert!(bytes.is_single_arg());
assert!(!twobytesslice.is_single_arg());
assert!(!twobytesvec.is_single_arg());
}
#[test]
fn test_info_dict() {
use redis::{FromRedisValue, InfoDict, Value};
let d: InfoDict = FromRedisValue::from_redis_value(&Value::Status(
"# this is a comment\nkey1:foo\nkey2:42\n".into(),
))
.unwrap();
assert_eq!(d.get("key1"), Some("foo".to_string()));
assert_eq!(d.get("key2"), Some(42i64));
assert_eq!(d.get::<String>("key3"), None);
}
#[test]
fn test_i32() {
use redis::{ErrorKind, FromRedisValue, Value};
let i = FromRedisValue::from_redis_value(&Value::Status("42".into()));
assert_eq!(i, Ok(42i32));
let i = FromRedisValue::from_redis_value(&Value::Int(42));
assert_eq!(i, Ok(42i32));
let i = FromRedisValue::from_redis_value(&Value::Data("42".into()));
assert_eq!(i, Ok(42i32));
let bad_i: Result<i32, _> = FromRedisValue::from_redis_value(&Value::Status("42x".into()));
assert_eq!(bad_i.unwrap_err().kind(), ErrorKind::TypeError);
}
#[test]
fn test_u32() {
use redis::{ErrorKind, FromRedisValue, Value};
let i = FromRedisValue::from_redis_value(&Value::Status("42".into()));
assert_eq!(i, Ok(42u32));
let bad_i: Result<u32, _> = FromRedisValue::from_redis_value(&Value::Status("-1".into()));
assert_eq!(bad_i.unwrap_err().kind(), ErrorKind::TypeError);
}
#[test]
fn test_vec() {
use redis::{FromRedisValue, Value};
let v = FromRedisValue::from_redis_value(&Value::Bulk(vec![
Value::Data("1".into()),
Value::Data("2".into()),
Value::Data("3".into()),
]));
assert_eq!(v, Ok(vec![1i32, 2, 3]));
}
#[test]
fn test_single_bool_vec() {
use redis::{FromRedisValue, Value};
let v = FromRedisValue::from_redis_value(&Value::Data("1".into()));
assert_eq!(v, Ok(vec![true]));
}
#[test]
fn test_single_i32_vec() {
use redis::{FromRedisValue, Value};
let v = FromRedisValue::from_redis_value(&Value::Data("1".into()));
assert_eq!(v, Ok(vec![1i32]));
}
#[test]
fn test_single_u32_vec() {
use redis::{FromRedisValue, Value};
let v = FromRedisValue::from_redis_value(&Value::Data("42".into()));
assert_eq!(v, Ok(vec![42u32]));
}
#[test]
fn test_single_string_vec() {
use redis::{FromRedisValue, Value};
let v = FromRedisValue::from_redis_value(&Value::Data("1".into()));
assert_eq!(v, Ok(vec!["1".to_string()]));
}
#[test]
fn test_tuple() {
use redis::{FromRedisValue, Value};
let v = FromRedisValue::from_redis_value(&Value::Bulk(vec![Value::Bulk(vec![
Value::Data("1".into()),
Value::Data("2".into()),
Value::Data("3".into()),
])]));
assert_eq!(v, Ok(((1i32, 2, 3,),)));
}
#[test]
fn test_hashmap() {
use fnv::FnvHasher;
use redis::{FromRedisValue, Value};
use std::collections::HashMap;
use std::hash::BuildHasherDefault;
type Hm = HashMap<String, i32>;
let v: Result<Hm, _> = FromRedisValue::from_redis_value(&Value::Bulk(vec![
Value::Data("a".into()),
Value::Data("1".into()),
Value::Data("b".into()),
Value::Data("2".into()),
Value::Data("c".into()),
Value::Data("3".into()),
]));
let mut e: Hm = HashMap::new();
e.insert("a".into(), 1);
e.insert("b".into(), 2);
e.insert("c".into(), 3);
assert_eq!(v, Ok(e));
type Hasher = BuildHasherDefault<FnvHasher>;
type HmHasher = HashMap<String, i32, Hasher>;
let v: Result<HmHasher, _> = FromRedisValue::from_redis_value(&Value::Bulk(vec![
Value::Data("a".into()),
Value::Data("1".into()),
Value::Data("b".into()),
Value::Data("2".into()),
Value::Data("c".into()),
Value::Data("3".into()),
]));
let fnv = Hasher::default();
let mut e: HmHasher = HashMap::with_hasher(fnv);
e.insert("a".into(), 1);
e.insert("b".into(), 2);
e.insert("c".into(), 3);
assert_eq!(v, Ok(e));
}
#[test]
fn test_bool() {
use redis::{ErrorKind, FromRedisValue, Value};
let v = FromRedisValue::from_redis_value(&Value::Data("1".into()));
assert_eq!(v, Ok(true));
let v = FromRedisValue::from_redis_value(&Value::Data("0".into()));
assert_eq!(v, Ok(false));
let v: Result<bool, _> = FromRedisValue::from_redis_value(&Value::Data("garbage".into()));
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v = FromRedisValue::from_redis_value(&Value::Status("1".into()));
assert_eq!(v, Ok(true));
let v = FromRedisValue::from_redis_value(&Value::Status("0".into()));
assert_eq!(v, Ok(false));
let v: Result<bool, _> = FromRedisValue::from_redis_value(&Value::Status("garbage".into()));
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v = FromRedisValue::from_redis_value(&Value::Okay);
assert_eq!(v, Ok(true));
let v = FromRedisValue::from_redis_value(&Value::Nil);
assert_eq!(v, Ok(false));
let v = FromRedisValue::from_redis_value(&Value::Int(0));
assert_eq!(v, Ok(false));
let v = FromRedisValue::from_redis_value(&Value::Int(42));
assert_eq!(v, Ok(true));
}
#[cfg(feature = "bytes")]
#[test]
fn test_bytes() {
use bytes::Bytes;
use redis::{ErrorKind, FromRedisValue, RedisResult, Value};
let content: &[u8] = b"\x01\x02\x03\x04";
let content_vec: Vec<u8> = Vec::from(content);
let content_bytes = Bytes::from_static(content);
let v: RedisResult<Bytes> = FromRedisValue::from_redis_value(&Value::Data(content_vec));
assert_eq!(v, Ok(content_bytes));
let v: RedisResult<Bytes> = FromRedisValue::from_redis_value(&Value::Status("garbage".into()));
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v: RedisResult<Bytes> = FromRedisValue::from_redis_value(&Value::Okay);
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v: RedisResult<Bytes> = FromRedisValue::from_redis_value(&Value::Nil);
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v: RedisResult<Bytes> = FromRedisValue::from_redis_value(&Value::Int(0));
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v: RedisResult<Bytes> = FromRedisValue::from_redis_value(&Value::Int(42));
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
}
#[test]
fn test_cstring() {
use redis::{ErrorKind, FromRedisValue, RedisResult, Value};
use std::ffi::CString;
let content: &[u8] = b"\x01\x02\x03\x04";
let content_vec: Vec<u8> = Vec::from(content);
let v: RedisResult<CString> = FromRedisValue::from_redis_value(&Value::Data(content_vec));
assert_eq!(v, Ok(CString::new(content).unwrap()));
let v: RedisResult<CString> =
FromRedisValue::from_redis_value(&Value::Status("garbage".into()));
assert_eq!(v, Ok(CString::new("garbage").unwrap()));
let v: RedisResult<CString> = FromRedisValue::from_redis_value(&Value::Okay);
assert_eq!(v, Ok(CString::new("OK").unwrap()));
let v: RedisResult<CString> =
FromRedisValue::from_redis_value(&Value::Status("gar\0bage".into()));
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v: RedisResult<CString> = FromRedisValue::from_redis_value(&Value::Nil);
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v: RedisResult<CString> = FromRedisValue::from_redis_value(&Value::Int(0));
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
let v: RedisResult<CString> = FromRedisValue::from_redis_value(&Value::Int(42));
assert_eq!(v.unwrap_err().kind(), ErrorKind::TypeError);
}
#[test]
fn test_types_to_redis_args() {
use redis::ToRedisArgs;
use std::collections::BTreeMap;
use std::collections::BTreeSet;
use std::collections::HashMap;
use std::collections::HashSet;
assert!(!5i32.to_redis_args().is_empty());
assert!(!"abc".to_redis_args().is_empty());
assert!(!"abc".to_redis_args().is_empty());
assert!(!String::from("x").to_redis_args().is_empty());
assert!(![5, 4]
.iter()
.cloned()
.collect::<HashSet<_>>()
.to_redis_args()
.is_empty());
assert!(![5, 4]
.iter()
.cloned()
.collect::<BTreeSet<_>>()
.to_redis_args()
.is_empty());
assert!(![("a", 5), ("b", 6), ("C", 7)]
.iter()
.cloned()
.collect::<BTreeMap<_, _>>()
.to_redis_args()
.is_empty());
assert!(![("d", 8), ("e", 9), ("f", 10)]
.iter()
.cloned()
.collect::<HashMap<_, _>>()
.to_redis_args()
.is_empty());
}