Improve utests (#2944)

* Improve application utest

* Collect coverage-reports

Author: HelioGuilherme66

.github/workflows/fedora_41.yml

@@ -93,7 +93,7 @@ jobs:
     - uses: actions/upload-artifact@v4
       with:
         name: coverage-report
-        path: .coverage-reports
+        path: .coverage-reports/**
     - name: Install and run
       run: |
         git submodule update --init --recursive

.github/workflows/linux.yml

@@ -128,7 +128,7 @@ jobs:
     - uses: actions/upload-artifact@v4
       with:
         name: coverage-report
-        path: .coverage-reports
+        path: .coverage-reports/**
     - name: Install and run
       run: |
         git submodule update --init --recursive

utest/application/test_app_main.py

@@ -220,6 +220,7 @@ def my_show(*args):
             m.setattr(MessageDialog, 'ShowModal', my_show)
             robotide._show_old_wxpython_warning_if_needed()
 
+    @pytest.mark.skipif(sys.platform != 'win32', reason="Test only for Windows")
     def test_replace_std_for_win(self):
         import robotide
         import sys
@@ -229,6 +230,10 @@ def test_replace_std_for_win(self):
             m.setattr(sys, 'stderr', None)
             m.setattr(sys, 'stdout', None)
             robotide._replace_std_for_win()
+            sys.stdout.write('content')
+            sys.stdout.writelines(['content', 'line two'])
+            sys.stdout.flush()
+            sys.stdout.close()
 
 
 class TestMisc(unittest.TestCase):
@@ -240,7 +245,6 @@ def setUp(self):
         self.frame = self.main_app.frame
         self.main_app.SetExitOnFrameDelete(True)
 
-
     def tearDown(self):
         builtins.__import__ = real_import
         self.main_app.Destroy()
@@ -250,6 +254,16 @@ def test_get_code(self):
         code = self.main_app._get_language_code()
         assert code in (175, wx.LANGUAGE_ENGLISH_WORLD, wx.LANGUAGE_PORTUGUESE)
 
+    @pytest.mark.skipif(sys.platform != 'win32', reason="Test only for Windows")
+    def test_nullstream(self):
+        import sys
+        from robotide import _replace_std_for_win
+        _replace_std_for_win()
+        sys.stdout.write('content')
+        sys.stdout.writelines(['content', 'line two'])
+        sys.stdout.flush()
+        sys.stdout.close()
+
 
 if __name__ == '__main__':
     unittest.main()