Function link_validators

node/src/test_harness/common.rs:44–71

(
    oracle: &mut Oracle<PublicKey, E>,
    validators: &[PublicKey],
    link: Link,
    restrict_to: Option<fn(usize, usize, usize) -> bool>,
)

/// Virtual time, so the cap costs only scheduler steps, not wall-clock.
const STATE_ROOT_POLL_INTERVAL: Duration = Duration::from_millis(500);
const STATE_ROOT_MAX_POLLS: usize = 600; // ~5 min of virtual time

pub const GENESIS_HASH: &str = "0x683713729fcb72be6f3d8b88c8cda3e10569d73b9640d3bf6f5184d94bd97616";

pub async fn link_validators<E: Clock>(
    oracle: &mut Oracle<PublicKey, E>,
    validators: &[PublicKey],
    link: Link,
    restrict_to: Option<fn(usize, usize, usize) -> bool>,
) {
    for (i1, v1) in validators.iter().enumerate() {
        for (i2, v2) in validators.iter().enumerate() {
            // Ignore self
            if v2 == v1 {
                continue;
            }

            // Restrict to certain connections
            if let Some(f) = restrict_to {
                if !f(validators.len(), i1, i2) {
                    continue;
                }
            }

            // Add link
            oracle
                .add_link(v1.clone(), v2.clone(), link.clone())
                .await
                .unwrap();
        }
    }