test: workaround for MacOS test issue

refs: microsoft/vscode#86382

.gitignore

@@ -3,3 +3,7 @@ node_modules
 .vscode-test/
 *.vsix
 *.log
+
+testTmp/*
+!.gitkeep
+!README.md

src/test/runLatestTest.ts

@@ -7,12 +7,18 @@ async function main() {
     const extensionDevelopmentPath = path.resolve(__dirname, '../../');
     const extensionTestsPath = path.resolve(__dirname, './suite/index');
 
+    // https://github.com/microsoft/vscode/issues/86382
+    const tmpDir = path.resolve(__dirname, '..', '../testTmp');
+
     // latest version test
     try {
         await runTests({
             extensionDevelopmentPath,
             extensionTestsPath,
-            launchArgs: ['--disable-extensions']
+            launchArgs: [
+                '--user-data-dir', tmpDir,
+                '--disable-extensions',
+            ]
         });
     } catch (err) {
         console.log(err);

src/test/runMinSupportVersionTest.ts

@@ -8,14 +8,20 @@ async function main() {
     const extensionDevelopmentPath = path.resolve(__dirname, '../../');
     const extensionTestsPath = path.resolve(__dirname, './suite/index');
 
+    // https://github.com/microsoft/vscode/issues/86382
+    const tmpDir = path.resolve(__dirname, '..', '../testTmp');
+
     // v1.70.0 test
     const vscodeExecutablePath = await downloadAndUnzipVSCode('1.70.0');
     try {
         await runTests({
             vscodeExecutablePath,
             extensionDevelopmentPath,
             extensionTestsPath,
-            launchArgs: ['--disable-extensions']
+            launchArgs: [
+                '--user-data-dir', tmpDir,
+                '--disable-extensions',
+            ]
         });
     } catch (err) {
         console.log(err);

testTmp/README.md

@@ -0,0 +1,3 @@
+This is a workaround to solve issues related to testing on MacOS. It will output test data, so there's no need to commit it.
+
+> See: https://github.com/microsoft/vscode/issues/86382