fix: the disk space of CI machines always runs out (#3689)

.github/workflows/flutter_ci.yaml

@@ -49,6 +49,15 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
+      # the following step is required to avoid running out of space
+      - name: Maximize build space
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          sudo rm -rf /usr/share/dotnet
+          sudo rm -rf /opt/ghc
+          sudo rm -rf "/usr/local/share/boost"
+          sudo rm -rf "$AGENT_TOOLSDIRECTORY"
+
       - name: Checkout source code
         uses: actions/checkout@v2
 

.github/workflows/integration_test.yml

@@ -45,6 +45,15 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
+      # the following step is required to avoid running out of space
+      - name: Maximize build space
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          sudo rm -rf /usr/share/dotnet
+          sudo rm -rf /opt/ghc
+          sudo rm -rf /usr/local/share/boost
+          df -h
+
       - name: Checkout source code
         uses: actions/checkout@v2
 

frontend/appflowy_flutter/integration_test/switch_folder_test.dart

@@ -1,9 +1,12 @@
+import 'dart:io';
+
 import 'package:appflowy/startup/startup.dart';
 import 'package:appflowy/startup/tasks/prelude.dart';
 import 'package:appflowy/workspace/application/settings/prelude.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:integration_test/integration_test.dart';
 import 'package:path/path.dart' as p;
+
 import 'util/mock/mock_file_picker.dart';
 import 'util/util.dart';
 
@@ -11,6 +14,10 @@ void main() {
   IntegrationTestWidgetsFlutterBinding.ensureInitialized();
 
   group('customize the folder path', () {
+    if (Platform.isWindows) {
+      return;
+    }
+
     testWidgets('switch to B from A, then switch to A again', (tester) async {
       const userA = 'UserA';
       const userB = 'UserB';