Update test framework: fix run_tests.py to support all test files, add auto-import-check for test files

node_modules/@protobufjs/path/index.d.ts

@@ -0,0 +1,22 @@
+/**
+ * Tests if the specified path is absolute.
+ * @param {string} path Path to test
+ * @returns {boolean} `true` if path is absolute
+ */
+export function isAbsolute(path: string): boolean;
+
+/**
+ * Normalizes the specified path.
+ * @param {string} path Path to normalize
+ * @returns {string} Normalized path
+ */
+export function normalize(path: string): string;
+
+/**
+ * Resolves the specified include path against the specified origin path.
+ * @param {string} originPath Path to the origin file
+ * @param {string} includePath Include path relative to origin path
+ * @param {boolean} [alreadyNormalized=false] `true` if both paths are already known to be normalized
+ * @returns {string} Path to the include file
+ */
+export function resolve(originPath: string, includePath: string, alreadyNormalized?: boolean): string;