open-standards/wai/wai-rs/tests/bearer_receipts.rs

68 lines
3.3 KiB
Rust

//! `wai.bearer.receipts` (extensions/bearer-receipts.md): the committed corpus
//! `live-conformance/bearers/` regenerates byte for byte from its fixed seeds, holds no other
//! file, every case in it gets the outcome it states, the corpus gives every reason the
//! extension's §10 lists, §10 lists exactly the reasons the reference reports, and
//! jwp-receipts §3.1 lists the class codes at their steps.
#![cfg(feature = "bearer_receipts")]
use std::collections::BTreeMap;
use std::path::PathBuf;
use wai::bearer_receipts::{corpus, CODES};
fn wai_dir() -> PathBuf {
PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("..")
}
fn committed() -> BTreeMap<String, String> {
let dir = wai_dir().join("live-conformance/bearers");
std::fs::read_dir(&dir)
.expect("the committed corpus")
.flatten()
.map(|e| (e.file_name().to_string_lossy().into_owned(), e.path()))
.filter(|(n, _)| n != "README.md")
.map(|(n, p)| (n, std::fs::read_to_string(p).expect("a text file")))
.collect()
}
#[test]
fn the_committed_corpus_regenerates_from_its_seeds() {
let files = committed();
let generated: BTreeMap<String, String> = corpus::generate().into_iter().collect();
let extra: Vec<&String> = files.keys().filter(|k| !generated.contains_key(*k)).collect();
let missing: Vec<&String> = generated.keys().filter(|k| !files.contains_key(*k)).collect();
let differ: Vec<&String> = generated.iter().filter(|(k, v)| files.get(*k).is_some_and(|f| f != *v)).map(|(k, _)| k).collect();
assert!(extra.is_empty() && missing.is_empty() && differ.is_empty(), "extra {extra:?}, missing {missing:?}, differ {differ:?}: run `wai_bearer_vectors gen`");
}
#[test]
fn every_case_gets_its_stated_outcome() {
let fails = corpus::verify(&committed());
assert!(fails.is_empty(), "{}", fails.join("\n"));
}
/// §10 of the extension lists exactly the codes `CODES` has, each once, in order.
#[test]
fn the_extension_lists_the_reasons() {
let text = std::fs::read_to_string(wai_dir().join("extensions/bearer-receipts.md")).expect("the extension");
let at = text.find("\n## 10. Reasons").expect("a §10");
let end = text[at + 1..].find("\n## ").map_or(text.len(), |e| at + 1 + e);
let listed: Vec<String> =
text[at..end].lines().filter(|l| l.starts_with("| `")).filter_map(|l| l.split('`').nth(1).map(String::from)).collect();
let want: Vec<String> = CODES.iter().map(|c| c.to_string()).collect();
assert_eq!(listed, want, "§10's table and CODES differ");
}
/// jwp-receipts §3.1's table lists the two classes' codes: the class rules at step 4, the
/// checks against the group and its objects at step 6.
#[test]
fn jwp_receipts_lists_the_class_codes() {
let text = std::fs::read_to_string(wai_dir().join("extensions/jwp-receipts.md")).expect("jwp-receipts");
let step4 = ["transmission_not_transmitted", "reconciliation_not_received", "reconciliation_bitmap_malformed"];
for code in CODES.iter().filter(|c| c.starts_with("transmission_") || c.starts_with("reconciliation_")) {
if *code == "reconciliation_duplicate_sink" {
continue;
}
let step = if step4.contains(code) { 4 } else { 6 };
assert!(text.contains(&format!("| {step} | `{code}` |")), "jwp-receipts §3.1 does not list {code} at step {step}");
}
}