core: add tests for UserToolsView

3 jobs for bugfix in 5 minutes and 30 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
passed #2487
black

00:01:42

failed #2488
test

00:03:47

failed #2486
test

00:04:20

 
Name Stage Failure
failed
test Test There is an unknown failure, please try again
        output = S.check_output(['pkg-config', '--libs-only-L', 'libcgraph'])
File "/usr/local/lib/python3.6/subprocess.py", line 356, in check_output
**kwargs).stdout
File "/usr/local/lib/python3.6/subprocess.py", line 438, in run
output=stdout, stderr=stderr)
subprocess.CalledProcessError: Command '['pkg-config', '--libs-only-L', 'libcgraph']' returned non-zero exit status 1.
----------------------------------------
ERROR: Command "/usr/local/bin/python -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-install-g3gdetvu/pygraphviz/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record /tmp/pip-record-bges4z5u/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-install-g3gdetvu/pygraphviz/
ERROR: Job failed: exit code 1