Do not run core preview test scenarios

.drone.star

@@ -282,7 +282,7 @@ def coreApiTests(ctx, coreBranch = 'master', coreCommit = '', part_number = 1, n
           'TEST_EXTERNAL_USER_BACKENDS':'true',
           'REVA_LDAP_HOSTNAME':'ldap',
           'TEST_OCIS':'true',
-          'BEHAT_FILTER_TAGS': '~@notToImplementOnOCIS&&~@toImplementOnOCIS',
+          'BEHAT_FILTER_TAGS': '~@notToImplementOnOCIS&&~@toImplementOnOCIS&&~@preview-extension-required',
           'DIVIDE_INTO_NUM_PARTS': number_of_parts,
           'RUN_PART': part_number,
           'EXPECTED_FAILURES_FILE': '/drone/src/tests/acceptance/expected-failures.txt'

tests/acceptance/expected-failures.txt

@@ -655,47 +655,6 @@ apiWebdavOperations/search.feature:211
 apiWebdavOperations/search.feature:213
 apiWebdavOperations/search.feature:229
 #
-# https://github.com/owncloud/ocis/issues/187 Previews via webDAV API tests fails on OCIS
-apiWebdavPreviews/previews.feature:15
-apiWebdavPreviews/previews.feature:16
-apiWebdavPreviews/previews.feature:17
-apiWebdavPreviews/previews.feature:18
-apiWebdavPreviews/previews.feature:19
-apiWebdavPreviews/previews.feature:30
-apiWebdavPreviews/previews.feature:31
-apiWebdavPreviews/previews.feature:32
-apiWebdavPreviews/previews.feature:33
-apiWebdavPreviews/previews.feature:34
-apiWebdavPreviews/previews.feature:35
-apiWebdavPreviews/previews.feature:36
-apiWebdavPreviews/previews.feature:63
-apiWebdavPreviews/previews.feature:64
-apiWebdavPreviews/previews.feature:65
-apiWebdavPreviews/previews.feature:66
-apiWebdavPreviews/previews.feature:67
-apiWebdavPreviews/previews.feature:68
-apiWebdavPreviews/previews.feature:69
-apiWebdavPreviews/previews.feature:88
-apiWebdavPreviews/previews.feature:103
-apiWebdavPreviews/previews.feature:104
-apiWebdavPreviews/previews.feature:105
-apiWebdavPreviews/previews.feature:127
-apiWebdavPreviews/previews.feature:128
-apiWebdavPreviews/previews.feature:143
-apiWebdavPreviews/previews.feature:160
-apiWebdavPreviews/previews.feature:169
-apiWebdavPreviews/previews.feature:186
-apiWebdavPreviews/previews.feature:201
-apiWebdavPreviews/previews.feature:208
-apiWebdavPreviews/previews.feature:224
-apiWebdavPreviews/previews.feature:242
-apiWebdavPreviews/previews.feature:271
-apiWebdavPreviews/previews.feature:272
-apiWebdavPreviews/previews.feature:273
-apiWebdavPreviews/previews.feature:274
-apiWebdavPreviews/previews.feature:286
-apiWebdavPreviews/previews.feature:287
-#
 # https://github.com/owncloud/ocis-reva/issues/11 listing received shares does not work
 apiWebdavProperties1/copyFile.feature:65
 apiWebdavProperties1/copyFile.feature:66