Skip flaky tests seen in #9194 (#9217)

filebeat/tests/system/test_crawler.py

@@ -5,6 +5,7 @@
 import codecs
 import os
 import time
+import unittest
 from nose.plugins.skip import Skip, SkipTest
 import shutil
 
@@ -263,6 +264,7 @@ def test_file_disappear(self):
 
         assert len(output) == 5 + 6
 
+    @unittest.skipIf(os.name == 'nt', 'flaky test https://github.com/elastic/beats/issues/9213')
     def test_file_disappear_appear(self):
         """
         Checks that filebeat keeps running in case a log files is deleted

filebeat/tests/system/test_harvester.py

@@ -5,6 +5,7 @@
 import codecs
 import time
 import io
+import unittest
 from parameterized import parameterized
 
 """
@@ -75,6 +76,7 @@ def test_close_renamed(self):
         data = self.get_registry()
         assert len(data) == 2
 
+    @unittest.skipIf(os.name == 'nt', 'flaky test https://github.com/elastic/beats/issues/9214')
     def test_close_removed(self):
         """
         Checks that a file is closed if removed

filebeat/tests/system/test_registrar.py

@@ -912,6 +912,7 @@ def test_clean_removed(self):
         else:
             assert data[0]["offset"] == len("make sure registry is written\n" + "2\n")
 
+    @unittest.skipIf(os.name == 'nt', 'flaky test https://github.com/elastic/beats/issues/9215')
     def test_clean_removed_with_clean_inactive(self):
         """
         Checks that files which were removed, the state is removed

libbeat/tests/system/test_base.py

@@ -4,6 +4,8 @@
 import os
 import shutil
 import subprocess
+import sys
+import unittest
 
 
 class Test(BaseTest):
@@ -177,6 +179,7 @@ def test_logging_metrics(self):
             lambda: self.log_contains("Total non-zero metrics"),
             max_timeout=2)
 
+    @unittest.skipIf(sys.platform == 'darwin', 'flaky test https://github.com/elastic/beats/issues/9216')
     def test_persistent_uuid(self):
         self.render_config_template()