test: replace import override to test file

Author: s.vanriessen

crates/spidermonkey-embedding-splicer/src/bindgen.rs

@@ -1299,7 +1299,23 @@ fn binding_name(func_name: &str, iface_name: &Option<String>) -> String {
     }
 }
 
+/// Determine the binding name of a given import
+/// example wit:
+/// package local:hello;
+/// interface greeter {
+///   greet(name: string): string;
+/// }
+/// word main {
+///  export greeter;
+/// }
+///
+/// # Arguments
+/// * `func_name` - function name (e.g. `greet`)
+/// * `iface_name` - an interface name, if present (e.g. `greeter`)
+/// * `import_name` - qualified import specifier (e.g. `local:hello`)
+///
 fn binding_name_import(func_name: &str, iface_name: &Option<String>, import_name: &str) -> String {
+    // import_name is only valid when FunctionKind is Freestanding
     if import_name != "<<INVALID>>" {
         let valid_import = import_name
             .chars()

test/bindings.js

@@ -97,8 +97,8 @@ suite('Bindings', async () => {
           if (impt.startsWith('wasi:')) continue;
           if (impt.startsWith('[')) impt = impt.slice(impt.indexOf(']') + 1);
           let importName = impt.split('/').pop();
-          if (name === 'import-duplicated-interface')
-            importName = impt.replace('/', '-').replace(':', '-');
+          if (testcase.importNameOverride)
+            importName = testcase.importNameOverride(impt);
           if (importName === 'test') importName = 'imports';
           map[impt] = `../../cases/${name}/${importName}.js`;
         }

test/cases/import-duplicated-interface/test.js

@@ -11,3 +11,7 @@ export function test(instance) {
   );
   strictEqual(instance.exports.hello('unknown'), 'world unknown unknown');
 }
+
+export function importNameOverride(importName) {
+  return importName.replace('/', '-').replace(':', '-');
+}