feat: add explicit protocol API and mutable playground host

This commit is contained in:
2026-10-19 18:21:21 +09:00
parent 1297d86140
commit b82c1d0a70
10 changed files with 1729 additions and 26 deletions
+383
View File
@@ -0,0 +1,383 @@
use std::collections::BTreeMap;
use wip_site_worldspace::wip_protocol::{
CallOperationRequest, CallOperationResponse, FetchInterfaceRequest, InterfaceReference,
InterfaceTarget, MAX_SAFE_INTEGER, MIN_SAFE_INTEGER, ObjectObservation, ObserveRequest,
ProtocolError, ProtocolErrorCode, Target, TypeExpr, Value,
};
use wip_site_worldspace::{MAX_COUNTERS, Worldspace};
fn world() -> Worldspace {
Worldspace::from_json(r#"{"nodes":[
{"path":"/","name":"","displayPath":"/","title":"Root","href":"/","html":"<p>root</p>"},
{"path":"/book","name":"book","parent":"/","displayPath":"/book","title":"Book","href":"/book/","html":"<p>book</p>"},
{"path":"/playground","name":"playground","parent":"/","displayPath":"/playground","title":"Playground","href":"/playground/","html":"<p>playground</p>"}
]}"#).unwrap()
}
fn reference(name: &str) -> InterfaceReference {
InterfaceReference {
scope: "/".into(),
name: name.into(),
}
}
fn call(
world: &Worldspace,
path: &str,
interface: &str,
operation: &str,
arguments: BTreeMap<String, Value>,
) -> Result<CallOperationResponse, ProtocolError> {
world.call_operation(CallOperationRequest {
target: Target {
path: path.into(),
validator: None,
},
interface: InterfaceTarget {
reference: reference(interface),
scope_ref: None,
validator: None,
},
operation: operation.into(),
arguments,
})
}
fn collection(
world: &Worldspace,
operation: &str,
name: &str,
) -> Result<CallOperationResponse, ProtocolError> {
call(
world,
"/playground",
"collection",
operation,
BTreeMap::from([("name".into(), Value::String(name.into()))]),
)
}
fn increment(world: &Worldspace, amount: i64) -> Result<CallOperationResponse, ProtocolError> {
call(
world,
"/playground/apple",
"counter",
"increment",
BTreeMap::from([("amount".into(), Value::Integer(amount))]),
)
}
fn observe(world: &Worldspace, path: &str, depth: u32) -> ObjectObservation {
world
.observe(ObserveRequest {
path: path.into(),
depth,
})
.unwrap()
}
#[test]
fn typed_descriptors_root_scope_and_initial_snapshots() {
let world = world();
let collection = world
.fetch_interface(FetchInterfaceRequest {
interface: reference("collection"),
})
.unwrap();
let counter = world
.fetch_interface(FetchInterfaceRequest {
interface: reference("counter"),
})
.unwrap();
assert_eq!(
collection
.descriptor
.operations
.iter()
.map(|op| op.name.as_str())
.collect::<Vec<_>>(),
["create", "remove"]
);
for op in &collection.descriptor.operations {
assert_eq!(op.parameters.len(), 1);
assert_eq!(op.parameters[0].name, "name");
assert_eq!(op.parameters[0].r#type, TypeExpr::String);
assert_eq!(op.returns.r#type, TypeExpr::Unit);
}
assert_eq!(
counter
.descriptor
.operations
.iter()
.map(|op| op.name.as_str())
.collect::<Vec<_>>(),
["get", "increment", "reset"]
);
assert_eq!(
counter.descriptor.operations[1].parameters[0].name,
"amount"
);
assert_eq!(
counter.descriptor.operations[1].parameters[0].r#type,
TypeExpr::Integer
);
assert!(
counter
.descriptor
.operations
.iter()
.all(|op| op.returns.r#type == TypeExpr::Integer)
);
let initial = observe(&world, "/playground", 2);
assert_eq!(
initial.object.interfaces,
[reference("document"), reference("collection")]
);
let children = initial.children.unwrap();
assert_eq!(
children
.iter()
.map(|c| (c.object.name.as_str(), c.object.description.as_deref()))
.collect::<Vec<_>>(),
[("apple", Some("3")), ("orange", Some("0"))]
);
assert!(
children
.iter()
.all(|c| c.object.interfaces == [reference("counter")] && c.children == Some(vec![]))
);
assert_eq!(
call(
&world,
"/playground/apple",
"counter",
"get",
BTreeMap::new()
)
.unwrap()
.result,
Value::Integer(3)
);
assert_eq!(
call(
&world,
"/playground/apple",
"document",
"read",
BTreeMap::new()
)
.unwrap_err()
.code,
ProtocolErrorCode::InterfaceMismatch
);
assert_eq!(
call(&world, "/book", "collection", "create", BTreeMap::new())
.unwrap_err()
.code,
ProtocolErrorCode::InterfaceMismatch
);
}
#[test]
fn mutations_publish_new_values_and_children_without_mutating_documents() {
let world = world();
let before = observe(&world, "/playground/apple", 1);
let documents: Vec<_> = ["/", "/book", "/playground"]
.into_iter()
.map(|path| {
(
path,
call(&world, path, "document", "read", BTreeMap::new())
.unwrap()
.result,
)
})
.collect();
assert_eq!(increment(&world, 7).unwrap().result, Value::Integer(10));
assert_eq!(
observe(&world, "/playground/apple", 1)
.object
.description
.as_deref(),
Some("10")
);
assert_eq!(
before.object.description.as_deref(),
Some("3"),
"old snapshots stay immutable"
);
assert_eq!(increment(&world, -12).unwrap().result, Value::Integer(-2));
assert_eq!(
call(
&world,
"/playground/apple",
"counter",
"reset",
BTreeMap::new()
)
.unwrap()
.result,
Value::Integer(0)
);
assert_eq!(observe(&world, "/playground/apple", 1).object.name, "apple");
assert_eq!(
collection(&world, "create", "New_counter-2")
.unwrap()
.result,
Value::Unit
);
assert_eq!(
observe(&world, "/playground/New_counter-2", 1)
.object
.description
.as_deref(),
Some("0")
);
collection(&world, "remove", "apple").unwrap();
assert_eq!(
call(
&world,
"/playground/apple",
"counter",
"get",
BTreeMap::new()
)
.unwrap_err()
.code,
ProtocolErrorCode::NotFound
);
assert!(
!observe(&world, "/playground", 1)
.children
.unwrap()
.iter()
.any(|child| child.object.name == "apple")
);
collection(&world, "create", "apple").unwrap();
assert_eq!(
observe(&world, "/playground/apple", 1)
.object
.description
.as_deref(),
Some("0")
);
for (path, expected) in documents {
assert_eq!(
call(&world, path, "document", "read", BTreeMap::new())
.unwrap()
.result,
expected
);
}
}
#[test]
fn invalid_names_duplicates_missing_and_capacity_fail_without_mutation() {
let world = world();
let before = observe(&world, "/", 3);
for name in [
"",
".",
"..",
"a/b",
"a b",
"a\nb",
"<script>",
"é",
"a.b",
"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
] {
for operation in ["create", "remove"] {
assert!(
collection(&world, operation, name).is_err(),
"{operation} {name:?}"
);
assert_eq!(observe(&world, "/", 3), before);
}
}
assert!(collection(&world, "create", "apple").is_err());
assert!(collection(&world, "remove", "missing").is_err());
assert_eq!(observe(&world, "/", 3), before);
collection(&world, "create", &"a".repeat(32)).unwrap();
for index in 3..MAX_COUNTERS {
collection(&world, "create", &format!("counter-{index}")).unwrap();
}
let full = observe(&world, "/playground", 1);
assert_eq!(full.children.as_ref().unwrap().len(), MAX_COUNTERS);
assert_eq!(
collection(&world, "create", "over-limit").unwrap_err().code,
ProtocolErrorCode::ResourceLimitExceeded
);
assert_eq!(observe(&world, "/playground", 1), full);
collection(&world, "remove", "orange").unwrap();
collection(&world, "create", "over-limit").unwrap();
}
#[test]
fn integer_and_typed_argument_failures_are_atomic() {
let world = world();
assert_eq!(
increment(&world, MAX_SAFE_INTEGER - 3).unwrap().result,
Value::Integer(MAX_SAFE_INTEGER)
);
let maximum = observe(&world, "/playground/apple", 1);
for amount in [1, MAX_SAFE_INTEGER, i64::MAX, i64::MIN] {
assert!(increment(&world, amount).is_err());
assert_eq!(observe(&world, "/playground/apple", 1), maximum);
}
call(
&world,
"/playground/apple",
"counter",
"reset",
BTreeMap::new(),
)
.unwrap();
increment(&world, MIN_SAFE_INTEGER).unwrap();
let minimum = observe(&world, "/playground/apple", 1);
assert!(increment(&world, -1).is_err());
for args in [
BTreeMap::new(),
BTreeMap::from([("amount".into(), Value::String("1".into()))]),
BTreeMap::from([
("amount".into(), Value::Integer(1)),
("extra".into(), Value::Unit),
]),
] {
assert_eq!(
call(&world, "/playground/apple", "counter", "increment", args)
.unwrap_err()
.code,
ProtocolErrorCode::InvalidArguments
);
assert_eq!(observe(&world, "/playground/apple", 1), minimum);
}
}
#[test]
fn new_worldspace_resets_state_and_manifest_documents_cannot_be_shadowed() {
let first = world();
increment(&first, 12).unwrap();
collection(&first, "remove", "orange").unwrap();
collection(&first, "create", "pear").unwrap();
let fresh = world();
assert_eq!(
observe(&fresh, "/playground/apple", 1)
.object
.description
.as_deref(),
Some("3")
);
assert_eq!(
observe(&fresh, "/playground", 1)
.children
.unwrap()
.iter()
.map(|child| child.object.name.clone())
.collect::<Vec<_>>(),
["apple", "orange"]
);
assert!(Worldspace::from_json(r#"{"nodes":[
{"path":"/","name":"","displayPath":"/","title":"Root","href":"/","html":""},
{"path":"/playground","name":"playground","parent":"/","displayPath":"/playground","title":"Playground","href":"/playground/","html":""},
{"path":"/playground/apple","name":"apple","parent":"/playground","displayPath":"/playground/apple","title":"Document","href":"/apple/","html":""}
]}"#).is_err());
}