Fix path to WebPageReplay script + better android handling. (#107)

The path to the script didn't worked for the npm installed version
of the testrunner. It also took for granted that you wanted to
run WebPageReplay together with Android phones.

testrunner/src/testrunners/testrunner.js

@@ -1,6 +1,7 @@
 import { writeFile, readFile, mkdir, rm } from 'node:fs/promises';
 import path from 'node:path';
 import os from 'node:os';
+import { fileURLToPath } from 'node:url';
 
 import { execa } from 'execa';
 import log from 'intel';
@@ -11,6 +12,7 @@ import merge from 'lodash.merge';
 import { queueHandler } from '../queue/queuehandler.js';
 import { getBaseFilePath } from '../util.js';
 const { join } = path;
+const __dirname = fileURLToPath(new URL('.', import.meta.url));
 
 /**
  * Main function to handle job execution. This testrunner will use
@@ -137,12 +139,19 @@ async function runTest(job, workingDirectory, configFileName, logger) {
     (job.data.extras && job.data.extras.includes('--webpagereplay')) ||
     job.data.config.webpagereplay
   ) {
-    binary = './wpr/replay.sh';
-    environment = {
-      env: {
-        ANDROID: true
-      }
-    };
+    binary = path.resolve(__dirname, '../../wpr/replay.sh');
+
+    if (
+      (job.data.extras && job.data.extras.includes('--android')) ||
+      job.data.config.android
+    ) {
+      environment = {
+        env: {
+          ANDROID: true
+        }
+      };
+    }
+
     const deviceId =
       get(job.data.config, 'browsertime.firefox.android.deviceSerial') ||
       get(job.data.config, 'browsertime.chrome.android.deviceSerial');