Add acceptance tests for copying files to the same folder

Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>

tests/acceptance/features/app-files.feature

@@ -202,6 +202,39 @@ Feature: app-files
     And I see that the file list contains a file named "Folder"
     And I see that the file list contains a file named "Not selected folder"
 
+  Scenario: copy a file in its same folder
+    Given I am logged in
+    When I start the move or copy operation for "welcome.txt"
+    # No folder was explicitly selected, so the last selected folder is the
+    # current folder.
+    And I copy to the last selected folder in the file picker
+    Then I see that the file list contains a file named "welcome.txt"
+    And I see that the file list contains a file named "welcome (copy).txt"
+
+  Scenario: copy a file twice in its same folder
+    Given I am logged in
+    And I start the move or copy operation for "welcome.txt"
+    # No folder was explicitly selected, so the last selected folder is the
+    # current folder.
+    And I copy to the last selected folder in the file picker
+    When I start the move or copy operation for "welcome.txt"
+    And I copy to the last selected folder in the file picker
+    Then I see that the file list contains a file named "welcome.txt"
+    And I see that the file list contains a file named "welcome (copy).txt"
+    And I see that the file list contains a file named "welcome (copy 2).txt"
+
+  Scenario: copy a copy of a file in its same folder
+    Given I am logged in
+    And I start the move or copy operation for "welcome.txt"
+    # No folder was explicitly selected, so the last selected folder is the
+    # current folder.
+    And I copy to the last selected folder in the file picker
+    When I start the move or copy operation for "welcome (copy).txt"
+    And I copy to the last selected folder in the file picker
+    Then I see that the file list contains a file named "welcome.txt"
+    And I see that the file list contains a file named "welcome (copy).txt"
+    And I see that the file list contains a file named "welcome (copy 2).txt"
+
   Scenario: rename a file with the details view open
     Given I am logged in
     And I open the details view for "welcome.txt"