Revert "server: tests: remove db cleanup workaround"

This reverts commit 365d82755f.

scripts/testsetup.js

@@ -49,7 +49,11 @@ const startFlood = () => {
 
 const closeProcesses = () => {
   floodProcess.on('close', () => {
-    fs.rmdirSync(temporaryRuntimeDirectory, {recursive: true});
+    if (process.env.CI !== 'true') {
+      // TODO: This leads to test flakiness caused by ENOENT error
+      // NeDB provides no method to close database connection
+      fs.rmdirSync(temporaryRuntimeDirectory, {recursive: true});
+    }
   });
 
   floodProcess.kill('SIGTERM');

server/.jest/auth.setup.js

@@ -11,5 +11,9 @@ process.argv.push('--auth', 'default');
 process.argv.push('--assets', 'false');
 
 afterAll(() => {
-  fs.rmdirSync(temporaryRuntimeDirectory, {recursive: true});
+  if (process.env.CI !== 'true') {
+    // TODO: This leads to test flakiness caused by ENOENT error
+    // NeDB provides no method to close database connection
+    fs.rmdirSync(temporaryRuntimeDirectory, {recursive: true});
+  }
 });

server/.jest/rtorrent.setup.js

@@ -31,6 +31,10 @@ process.argv.push('--assets', 'false');
 
 afterAll((done) => {
   process.kill(Number(fs.readFileSync(`${temporaryRuntimeDirectory}/rtorrent.pid`).toString()));
-  fs.rmdirSync(temporaryRuntimeDirectory, {recursive: true});
+  if (process.env.CI !== 'true') {
+    // TODO: This leads to test flakiness caused by ENOENT error
+    // NeDB provides no method to close database connection
+    fs.rmdirSync(temporaryRuntimeDirectory, {recursive: true});
+  }
   done();
 });

server/.jest/transmission.setup.js

@@ -43,7 +43,11 @@ process.argv.push('--assets', 'false');
 
 afterAll((done) => {
   transmissionProcess.on('close', () => {
-    fs.rmdirSync(temporaryRuntimeDirectory, {recursive: true});
+    if (process.env.CI !== 'true') {
+      // TODO: This leads to test flakiness caused by ENOENT error
+      // NeDB provides no method to close database connection
+      fs.rmdirSync(temporaryRuntimeDirectory, {recursive: true});
+    }
     done();
   });