use std::collections::BTreeSet;
use std::fs;
use std::path::{Path, PathBuf};
use serde_json::Value;
fn workspace_root() -> PathBuf {
Path::new(env!("CARGO_MANIFEST_DIR"))
.parent()
.expect("crate directory should have a parent")
.parent()
.expect("workspace root should exist")
.to_path_buf()
}
fn read_text(path: &Path) -> String {
fs::read_to_string(path)
.unwrap_or_else(|err| panic!("failed to read {}: {err}", path.display()))
}
fn dfx_canister_keys() -> Vec<String> {
let path = workspace_root().join("dfx.json");
let source = read_text(&path);
let parsed: Value = serde_json::from_str(&source)
.unwrap_or_else(|err| panic!("failed to parse {}: {err}", path.display()));
parsed["canisters"]
.as_object()
.expect("dfx.json canisters must be an object")
.keys()
.cloned()
.collect()
}
fn test_root_subnet_canister_keys() -> Vec<String> {
let path = workspace_root().join("fleets/test/canic.toml");
let source = read_text(&path);
let parsed: toml::Value = toml::from_str(&source)
.unwrap_or_else(|err| panic!("failed to parse {}: {err}", path.display()));
parsed["subnets"]["prime"]["canisters"]
.as_table()
.expect("test root subnet canisters must be a table")
.keys()
.cloned()
.collect()
}
#[test]
fn dfx_visible_canisters_match_test_root_subnet() {
let dfx_keys = dfx_canister_keys().into_iter().collect::<BTreeSet<_>>();
let test_root_subnet = test_root_subnet_canister_keys()
.into_iter()
.collect::<BTreeSet<_>>();
assert_eq!(
dfx_keys, test_root_subnet,
"dfx.json canister keys must stay aligned with fleets/test/canic.toml root subnet"
);
}
#[test]
fn test_root_subnet_has_derivable_release_set() {
let release_set = test_root_subnet_canister_keys()
.into_iter()
.filter(|name| name != "root")
.collect::<BTreeSet<_>>();
assert!(!release_set.is_empty());
assert!(!release_set.contains("root"));
}