fix: Pass reqBasePath option to the proxy (#129)

Author: mykola-mokhnach

lib/driver.js

@@ -68,7 +68,9 @@ export class GeckoDriver extends BaseDriver {
     /** @type {import('@appium/types').StringRecord | null} */
     let response = null;
     try {
-      response = await this.gecko.start(formatCapsForServer(caps));
+      response = await this.gecko.start(formatCapsForServer(caps), {
+        reqBasePath: this.basePath,
+      });
     } catch (e) {
       await this.deleteSession();
       throw e;

lib/gecko.js

@@ -194,18 +194,23 @@ export class GeckoDriverServer {
   /**
    *
    * @param {import('@appium/types').StringRecord} geckoCaps
+   * @param {SessionOptions} [opts={}]
    * @returns {Promise<import('@appium/types').StringRecord>}
    */
-  async start (geckoCaps) {
+  async start (geckoCaps, opts = {}) {
     await this.process.init();
 
-    this.proxy = new GeckoProxy({
+    const proxyOpts = {
       server: GECKO_SERVER_HOST,
       port: this.process.port,
       log: this.log,
       base: '',
       keepAlive: true,
-    });
+    };
+    if (opts.reqBasePath) {
+      proxyOpts.reqBasePath = opts.reqBasePath;
+    }
+    this.proxy = new GeckoProxy(proxyOpts);
     this.proxy.didProcessExit = false;
     this.process?.proc?.on('exit', () => {
       if (this.proxy) {
@@ -277,3 +282,8 @@ export class GeckoDriverServer {
 }
 
 export default GeckoDriverServer;
+
+/**
+ * @typedef {Object} SessionOptions
+ * @property {string} [reqBasePath]
+ */