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Merged
coder3101 merged 1 commit into from
Jul 11, 2026
Merged

chore: Add tests and fix rename deadlock #141

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351 changes: 351 additions & 0 deletions src/nodekind.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -111,3 +111,354 @@ impl NodeKind {
}
}
}

#[cfg(test)]
mod test {
use super::*;
use tree_sitter::Parser;

fn parse_proto(source: &str) -> tree_sitter::Tree {
let mut parser = Parser::new();
parser
.set_language(&tree_sitter_proto::LANGUAGE.into())
.unwrap();
parser.parse(source, None).unwrap()
}

#[test]
fn test_is_identifier() {
let tree = parse_proto("message Foo { string name = 1; }");
let mut cursor = tree.root_node().walk();
// Find the "name" identifier node (child of field)
let mut found = false;
loop {
let n = cursor.node();
if n.kind() == "identifier" {
assert!(NodeKind::is_identifier(&n));
found = true;
} else {
assert!(!NodeKind::is_identifier(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
assert!(found, "expected at least one identifier node");
}

#[test]
fn test_is_message_name() {
let tree = parse_proto("message Foo {}");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "message_name" {
assert!(NodeKind::is_message_name(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_enum_name() {
let tree = parse_proto("enum Color { RED = 0; }");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "enum_name" {
assert!(NodeKind::is_enum_name(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_field_name() {
let tree = parse_proto("message Foo { string bar = 1; }");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "message_or_enum_type" {
assert!(NodeKind::is_field_name(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_rpc_name() {
let tree = parse_proto("service S { rpc Foo(Empty) returns (Empty); }");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "rpc_name" {
assert!(NodeKind::is_rpc_name(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_service_name_node_kind() {
let tree = parse_proto("service MyService {}");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "service_name" {
assert_eq!(n.kind(), "service_name");
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_package_name() {
let tree = parse_proto("package foo.bar;");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "full_ident" {
assert!(NodeKind::is_package_name(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_import_path() {
let tree = parse_proto("import \"foo/bar.proto\";");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "import" {
assert!(NodeKind::is_import_path(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_error() {
let tree = parse_proto("message Foo { invalid_syntax }");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "ERROR" {
assert!(NodeKind::is_error(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_message() {
let tree = parse_proto("message Foo {}");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "message" {
assert!(NodeKind::is_message(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_userdefined() {
let tree = parse_proto("message Foo { enum Bar { X = 0; } }");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
if n.kind() == "message_name" || n.kind() == "enum_name" {
assert!(NodeKind::is_userdefined(&n));
} else {
assert!(!NodeKind::is_userdefined(&n));
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_renameable() {
let tree = parse_proto(
"message Foo { string bar = 1; } enum E { X = 0; } service S { rpc F(Empty) returns (Empty); }",
);
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
match n.kind() {
"message_name"
| "enum_name"
| "service_name"
| "rpc_name"
| "message_or_enum_type"
| "field"
| "map_field"
| "oneof_field"
| "oneof"
| "enum_field" => {
assert!(
NodeKind::is_renameable(&n),
"expected {} to be renameable",
n.kind()
);
}
_ => {
assert!(
!NodeKind::is_renameable(&n),
"expected {} to NOT be renameable",
n.kind()
);
}
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_field_decl_parent() {
let tree = parse_proto(
"message Foo { string a = 1; map<string,int> m = 2; oneof o { string b = 3; } } enum E { X = 0; }",
);
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
match n.kind() {
"field" | "map_field" | "oneof_field" | "oneof" | "enum_field" => {
assert!(NodeKind::is_field_decl_parent(&n));
}
_ => {
assert!(!NodeKind::is_field_decl_parent(&n));
}
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_is_actionable() {
let tree = parse_proto(
"message Foo { string bar = 1; } service S { rpc F(Empty) returns (Empty); }",
);
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
match n.kind() {
"message_name"
| "enum_name"
| "message_or_enum_type"
| "full_ident"
| "service_name"
| "rpc_name" => {
assert!(NodeKind::is_actionable(&n));
}
_ => {
assert!(!NodeKind::is_actionable(&n));
}
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_to_symbolkind() {
let tree = parse_proto("message Foo {} enum Bar { X = 0; } syntax = \"proto3\";");
let mut cursor = tree.root_node().walk();
loop {
let n = cursor.node();
match n.kind() {
"message_name" => assert_eq!(NodeKind::to_symbolkind(&n), SymbolKind::STRUCT),
"enum_name" => assert_eq!(NodeKind::to_symbolkind(&n), SymbolKind::ENUM),
_ => assert_eq!(NodeKind::to_symbolkind(&n), SymbolKind::NULL),
}
if cursor.goto_first_child() {
continue;
}
if !cursor.goto_next_sibling() {
break;
}
}
}

#[test]
fn test_as_str() {
assert_eq!(NodeKind::Identifier.as_str(), "identifier");
assert_eq!(NodeKind::Error.as_str(), "ERROR");
assert_eq!(NodeKind::MessageName.as_str(), "message_name");
assert_eq!(NodeKind::Message.as_str(), "message");
assert_eq!(NodeKind::EnumName.as_str(), "enum_name");
assert_eq!(NodeKind::FieldName.as_str(), "message_or_enum_type");
assert_eq!(NodeKind::ServiceName.as_str(), "service_name");
assert_eq!(NodeKind::RpcName.as_str(), "rpc_name");
assert_eq!(NodeKind::PackageName.as_str(), "full_ident");
assert_eq!(NodeKind::PackageImport.as_str(), "import");
}
}
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