ic-dbms-canister 0.9.0

A framework to build Database canisters on the Internet Computer using DBMS, by just providing the schema.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39

mod trap;

use candid::Principal;

pub use self::trap::trap;

/// Returns the caller's principal.
pub fn caller() -> Principal {
    #[cfg(target_family = "wasm")]
    {
        ic_cdk::api::msg_caller()
    }
    #[cfg(not(target_family = "wasm"))]
    {
        // dummy principal for non-wasm targets (e.g., during unit tests)
        Principal::from_text("ghsi2-tqaaa-aaaan-aaaca-cai").expect("it should be valid")
    }
}

#[cfg(test)]
mod test {

    use super::*;

    #[test]
    fn test_should_return_caller_principal() {
        let principal = caller();
        // In non-wasm tests, the dummy principal is returned
        let expected = Principal::from_text("ghsi2-tqaaa-aaaan-aaaca-cai").unwrap();
        assert_eq!(principal, expected);
    }

    #[test]
    fn test_caller_returns_consistent_principal() {
        let principal1 = caller();
        let principal2 = caller();
        assert_eq!(principal1, principal2);
    }
}