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// Reference witness: OCPQ query-scope kinds and pm4py interop shapes/filters are
// constructed as exhaustive censuses (COVERAGE.md §2 — OCPQ + pm4py interop
// vocabulary).
//
// • OcpqScopeKind — the object-centric process query scope kinds.
// • Pm4pyShape — the pm4py artifact shapes the interop grammar recognises.
// • FilterShape — the pm4py filter dimensions.
use wasm4pm_compat::interop::{FilterShape as F, Pm4pyShape as S};
use wasm4pm_compat::ocpq::OcpqScopeKind as Scope;
#[test]
fn ocpq_scope_kinds_are_constructed() {
let all = [Scope::Open, Scope::Closed, Scope::SingleType];
// No-wildcard binding-strategy category: a new OcpqScopeKind variant breaks
// compilation here (exhaustive match, no `_` arm).
fn category(s: Scope) -> &'static str {
match s {
Scope::Open => "unbounded",
Scope::Closed => "declared-set",
Scope::SingleType => "singleton",
}
}
let cats: std::collections::BTreeSet<&str> = all.iter().copied().map(category).collect();
assert_eq!(cats.len(), 3, "three OCPQ scope binding strategies");
}
#[test]
fn pm4py_shapes_are_constructed() {
let all = [
S::EventLog,
S::ObjectCentricLog,
S::PetriNet,
S::ProcessTree,
S::Bpmn,
S::DirectlyFollowsGraph,
S::Declare,
];
// Route through the real `tag()` method — genuinely exercised, not tautological.
assert!(
all.iter().all(|s| !s.tag().is_empty()),
"every shape has a non-empty tag"
);
assert_eq!(
S::ObjectCentricLog.tag(),
"ocel",
"object-centric-log tag anchor"
);
let tags: std::collections::BTreeSet<&str> = all.iter().map(|s| s.tag()).collect();
assert_eq!(tags.len(), 7, "seven distinct pm4py shape tags");
// The object-centric shapes are distinguished from flat ones (the interop
// grammar's convergence/divergence guard depends on this classification).
assert!(S::ObjectCentricLog.is_object_centric());
assert!(!S::EventLog.is_object_centric());
}
#[test]
fn pm4py_filter_shapes_are_constructed() {
// NOTE: FilterShape is `#[non_exhaustive]` — the crate reserves the right to
// add dimensions, so this census covers the 5 CURRENTLY-KNOWN variants, not a
// closed set (the wildcard below is required by non_exhaustive, and is an
// honest acknowledgement that completeness here is open, not compile-proven).
let all = [
F::Activity,
F::Timeframe,
F::Variant,
F::Attribute,
F::ObjectType,
];
fn label(f: F) -> &'static str {
match f {
F::Activity => "activity",
F::Timeframe => "timeframe",
F::Variant => "variant",
F::Attribute => "attribute",
F::ObjectType => "object-type",
_ => "unknown-future-dimension",
}
}
let s: std::collections::BTreeSet<&str> = all.iter().copied().map(label).collect();
assert_eq!(s.len(), 5, "five currently-known pm4py filter dimensions");
}