[tests-only] fix fileNotExists function in acceptance tests

tests/acceptance/expected-failures-with-ocis-server-ocis-storage.md

@@ -200,7 +200,6 @@ Other free text and markdown formatting can be used elsewhere in the document if
 -   [webUISharingPublicDifferentRoles/shareByPublicLinkDifferentRoles.feature:295](https://github.com/owncloud/web/blob/master/tests/acceptance/features/webUISharingPublicDifferentRoles/shareByPublicLinkDifferentRoles.feature#L295)
 -   [webUISharingPublicDifferentRoles/shareByPublicLinkDifferentRoles.feature:304](https://github.com/owncloud/web/blob/master/tests/acceptance/features/webUISharingPublicDifferentRoles/shareByPublicLinkDifferentRoles.feature#L304)
 -   [webUISharingPublicDifferentRoles/shareByPublicLinkDifferentRoles.feature:313](https://github.com/owncloud/web/blob/master/tests/acceptance/features/webUISharingPublicDifferentRoles/shareByPublicLinkDifferentRoles.feature#L313)
--   [webUIFilesCopy/copy.feature:98](https://github.com/owncloud/web/blob/master/tests/acceptance/features/webUIFilesCopy/copy.feature#L98)
 -   [webUIMoveFilesFolders/moveFiles.feature:97](https://github.com/owncloud/web/blob/master/tests/acceptance/features/webUIMoveFilesFolders/moveFiles.feature#L97)
 -   [webUIMoveFilesFolders/moveFolders.feature:72](https://github.com/owncloud/web/blob/master/tests/acceptance/features/webUIMoveFilesFolders/moveFolders.feature#L72)
 -   [webUIFilesActionMenu/versions.feature:90](https://github.com/owncloud/web/blob/master/tests/acceptance/features/webUIFilesActionMenu/versions.feature#L90)

tests/acceptance/features/webUIFilesCopy/copy.feature

@@ -4,7 +4,9 @@ Feature: copy files and folders
   So that I can work safely on a copy without changing the original
 
   Background:
-    Given user "Alice" has been created with default attributes and without skeleton files
+    Given the setting "shareapi_auto_accept_share" of app "core" has been set to "no"
+    And the administrator has set the default folder for received shares to "Shares"
+    And user "Alice" has been created with default attributes and without skeleton files
 
   @smokeTest @ocisSmokeTest
   Scenario: copy a file and a folder into a folder
@@ -86,23 +88,25 @@ Feature: copy files and folders
 
   Scenario: copy a file into another folder with no change permission
     Given user "Alice" has created file "lorem.txt"
-    And user "Alice" has created folder "simple-folder"
     And user "Brian" has been created with default attributes and without skeleton files
     And user "Brian" has created folder "simple-folder"
     And user "Brian" has shared folder "simple-folder" with user "Alice" with "read" permissions
+    And user "Alice" has accepted the share "Shares/simple-folder" offered by user "Brian"
     And user "Alice" has logged in using the webUI
-    When the user tries to copy file "lorem.txt" into folder "simple-folder" using the webUI
-    Then as "Alice" file "simple-folder/lorem.txt" should not exist
+    When the user tries to copy file "lorem.txt" into folder "Shares/simple-folder" using the webUI
+    Then as "Alice" file "Shares/simple-folder/lorem.txt" should not exist
+
 
   @issue-ocis-1328
   Scenario: copy a folder into another folder with no change permission
     Given user "Alice" has created folder "simple-empty-folder"
     And user "Brian" has been created with default attributes and without skeleton files
     And user "Brian" has created folder "simple-folder"
     And user "Brian" has shared folder "simple-folder" with user "Alice" with "read" permissions
+    And user "Alice" has accepted the share "Shares/simple-folder" offered by user "Brian"
     And user "Alice" has logged in using the webUI
-    When the user tries to copy folder "simple-empty-folder" into folder "simple-folder" using the webUI
-    Then as "Alice" file "simple-folder/simple-empty-folder" should not exist
+    When the user tries to copy folder "simple-empty-folder" into folder "Shares/simple-folder" using the webUI
+    Then as "Alice" file "Shares/simple-folder/simple-empty-folder" should not exist
 
 
   Scenario: copy a folder into the same folder

tests/acceptance/stepDefinitions/webdavContext.js

@@ -93,7 +93,7 @@ const fileOrFolderShouldExist = function (userId, element, type = 'file') {
 
 const fileShouldNotExist = function (userId, element) {
   return fileExists(userId, element).then(function (res) {
-    assert.ok(res.status < 300 || res.status >= 200, 'file/folder should not exist, but does')
+    assert.ok(res.status === 404, 'file/folder should not exist, but does')
   })
 }