Merge pull request #16148 from jmchilton/latest_test_errors

When writing test error debug directories, create a 'latest' symlink.

lib/galaxy_test/selenium/framework.py

@@ -1,6 +1,7 @@
 """Basis for Selenium test framework."""
 
 import datetime
+import errno
 import json
 import os
 import traceback
@@ -167,6 +168,20 @@ def dump_test_information(self, name_prefix):
             except Exception:
                 continue
 
+        try_symlink(target_directory, os.path.join(GALAXY_TEST_ERRORS_DIRECTORY, "latest"))
+
+
+def try_symlink(file1, file2):
+    try:
+        try:
+            os.symlink(file1, file2)
+        except OSError as e:
+            if e.errno == errno.EEXIST:
+                os.remove(file2)
+                os.symlink(file1, file2)
+    except Exception:
+        pass
+
 
 def selenium_test(f):
     test_name = f.__name__