fix: add missing paths

Author: nohehf

tree-sitter-stack-graphs/tests/it/builder.rs

@@ -14,6 +14,7 @@ use tree_sitter_stack_graphs::StackGraphLanguage;
 
 use crate::edges::check_stack_graph_edges;
 use crate::nodes::check_stack_graph_nodes;
+use crate::FILE_PATH_VAR;
 
 #[test]
 fn can_support_preexisting_nodes() {
@@ -25,15 +26,17 @@ fn can_support_preexisting_nodes() {
     let python = "pass";
 
     let file_name = "test.py";
-    let source_path = Path::new(file_name);
-    let source_root = Path::new("");
 
     let mut graph = StackGraph::new();
     let file = graph.get_or_create_file(file_name);
     let node_id = graph.new_node_id(file);
     let _preexisting_node = graph.add_scope_node(node_id, true).unwrap();
 
-    let globals = Variables::new();
+    let mut globals = Variables::new();
+    globals
+        .add(FILE_PATH_VAR.into(), file_name.into())
+        .expect("failed to add file path variable");
+
     let language = StackGraphLanguage::from_str(tree_sitter_python::language(), tsg).unwrap();
     language
         .build_stack_graph_into(&mut graph, file, python, &globals, &NoCancellation)
@@ -52,8 +55,6 @@ fn can_support_injected_nodes() {
     let python = "pass";
 
     let file_name = "test.py";
-    let source_path = Path::new(file_name);
-    let source_root = Path::new("");
 
     let mut graph = StackGraph::new();
     let file = graph.get_or_create_file(file_name);
@@ -64,6 +65,10 @@ fn can_support_injected_nodes() {
     let mut builder = language.builder_into_stack_graph(&mut graph, file, python);
 
     let mut globals = Variables::new();
+    globals
+        .add(FILE_PATH_VAR.into(), file_name.into())
+        .expect("failed to add file path variable");
+
     globals
         .add("EXT_NODE".into(), builder.inject_node(node_id).into())
         .expect("Failed to add EXT_NODE variable");

tree-sitter-stack-graphs/tests/it/test.rs

@@ -5,6 +5,7 @@
 // Please see the LICENSE-APACHE or LICENSE-MIT files in this distribution for license details.
 // ------------------------------------------------------------------------------------------------
 
+use crate::FILE_PATH_VAR;
 use once_cell::sync::Lazy;
 use pretty_assertions::assert_eq;
 use stack_graphs::arena::Handle;
@@ -94,9 +95,18 @@ fn check_test(
         expected_successes + expected_failures,
         assertion_count,
     );
+
     let mut globals = Variables::new();
     for fragments in &test.fragments {
         globals.clear();
+
+        globals
+            .add(
+                FILE_PATH_VAR.into(),
+                fragments.path.to_str().unwrap().into(),
+            )
+            .expect("failed to add file path variable");
+
         fragments.add_globals_to(&mut globals);
         build_stack_graph_into(
             &mut test.graph,