fix(tstest): Improve timeout and error handling in test execution along with TAP parser timeout logic improvements.

ts/tstest.classes.tstest.ts

@@ -156,8 +156,9 @@ export class TsTest {
       let timeoutId: NodeJS.Timeout;
       
       const timeoutPromise = new Promise<void>((_resolve, reject) => {
-        timeoutId = setTimeout(() => {
-          execResultStreaming.childProcess.kill('SIGTERM');
+        timeoutId = setTimeout(async () => {
+          // Use smartshell's terminate() to kill entire process tree
+          await execResultStreaming.terminate();
           reject(new Error(`Test file timed out after ${this.timeoutSeconds} seconds`));
         }, timeoutMs);
       });
@@ -172,6 +173,12 @@ export class TsTest {
       } catch (error) {
         // Handle timeout error
         tapParser.handleTimeout(this.timeoutSeconds);
+        // Ensure entire process tree is killed if still running
+        try {
+          await execResultStreaming.kill(); // This kills the entire process tree with SIGKILL
+        } catch (killError) {
+          // Process tree might already be dead
+        }
       }
     } else {
       await tapParser.handleTapProcess(execResultStreaming.childProcess);
@@ -296,6 +303,7 @@ export class TsTest {
     );
     
     // Handle timeout if specified
+    let hasTimedOut = false;
     if (this.timeoutSeconds !== null) {
       const timeoutMs = this.timeoutSeconds * 1000;
       let timeoutId: NodeJS.Timeout;
@@ -315,19 +323,36 @@ export class TsTest {
         clearTimeout(timeoutId);
       } catch (error) {
         // Handle timeout error
+        hasTimedOut = true;
         tapParser.handleTimeout(this.timeoutSeconds);
       }
     } else {
       await evaluatePromise;
     }
     
-    await this.smartbrowserInstance.stop();
-    await server.stop();
-    wss.close();
+    // Always clean up resources, even on timeout
+    try {
+      await this.smartbrowserInstance.stop();
+    } catch (error) {
+      // Browser might already be stopped
+    }
+    
+    try {
+      await server.stop();
+    } catch (error) {
+      // Server might already be stopped
+    }
+    
+    try {
+      wss.close();
+    } catch (error) {
+      // WebSocket server might already be closed
+    }
+    
     console.log(
       `${cs('=> ', 'blue')} Stopped ${cs(fileNameArg, 'orange')} chromium instance and server.`
     );
-    // lets create the tap parser
+    // Always evaluate final result (handleTimeout just sets up the test state)
     await tapParser.evaluateFinalResult();
     return tapParser;
   }
@@ -351,7 +376,7 @@ export class TsTest {
       
       // Get all .log files in log directory (not in subdirectories)
       const files = await plugins.smartfile.fs.listFileTree(logDir, '*.log');
-      const logFiles = files.filter(file => !file.includes('/'));
+      const logFiles = files.filter((file: string) => !file.includes('/'));
       
       if (logFiles.length === 0) {
         return;