Report error with stderr out when stream closes

Signed-off-by: Stefan Marr <git@stefan-marr.de>
smarr · May 4, 2017 · 47da7b2 · 47da7b2
1 parent df16b39
commit 47da7b2
Showing 1 changed file with 14 additions and 5 deletions.
diff --git a/tools/kompos/tests/test-setup.ts b/tools/kompos/tests/test-setup.ts
@@ -80,16 +80,23 @@ export class TestConnection extends VmConnection {
     const promise = new Promise((resolve, reject) => {
       this.connectionResolver = resolve;
       let connecting = false;
+      let errOut = "";
 
       this.somProc.on("exit", (code, signal) => {
         if (code !== 0) {
-          reject(new Error("Process exited with code: " + code + " Signal: " + signal));
+          this.somProc.stderr.on("close", () => {
+            reject(new Error("Process exited with code: " + code + " Signal: " + signal + " StdErr: " + errOut));
+          });
         }
       });
 
-      if (PRINT_SOM_OUTPUT) {
-        this.somProc.stderr.on("data", (data) => { console.error(data.toString()); });
-      }
+      this.somProc.stderr.on("data", data => {
+        const dataStr = data.toString();
+        if (PRINT_SOM_OUTPUT) {
+          console.error(dataStr);
+        }
+        errOut += dataStr;
+      });
 
       this.somProc.stdout.on("data", (data) => {
         const dataStr = data.toString();
@@ -101,7 +108,9 @@ export class TestConnection extends VmConnection {
           this.connect();
         }
         if (dataStr.includes("Failed starting WebSocket and/or HTTP Server")) {
-          reject(new Error("SOMns failed to starting WebSocket and/or HTTP Server. Output: " + dataStr));
+          this.somProc.stderr.on("close", () => {
+            reject(new Error("SOMns failed to starting WebSocket and/or HTTP Server. StdOut: " + dataStr + " StdErr: " + errOut));
+          });
         }
       });
     });