Setup $ PYTHONPATH=$TESTDIR/..:$PYTHONPATH $ export PYTHONPATH $ cat >> $HGRCPATH << EOF > [extensions] > arcconfig=$TESTDIR/../phabricator/arcconfig.py > phabstatus=$TESTDIR/../hgext3rd/phabstatus.py > smartlog=$TESTDIR/../hgext3rd/smartlog.py > EOF $ hg init repo $ cd repo $ touch foo $ hg ci -qAm 'Differential Revision: https://phabricator.fb.com/D1' With an invalid arc configuration $ hg log -T '{phabstatus}\n' -r . arcconfig configuration problem. No diff information can be provided. Error info: no .arcconfig found Error Configure arc... $ echo '{}' > .arcconfig $ echo '{}' > .arcrc And now with bad responses: $ cat > $TESTTMP/mockduit << EOF > [{"cmd": ["differential.querydiffhashes", {"revisionIDs": ["1"]}], "result": {}}] > EOF $ HG_ARC_CONDUIT_MOCK=$TESTTMP/mockduit hg log -T '{phabstatus}\n' -r . Error $ cat > $TESTTMP/mockduit << EOF > [{"cmd": ["differential.querydiffhashes", {"revisionIDs": ["1"]}], "error_info": "failed, yo"}] > EOF $ HG_ARC_CONDUIT_MOCK=$TESTTMP/mockduit hg log -T '{phabstatus}\n' -r . Error talking to phabricator. No diff information can be provided. Error info: failed, yo Error Missing status field is treated as an error $ cat > $TESTTMP/mockduit << EOF > [{"cmd": ["differential.querydiffhashes", {"revisionIDs": ["1"]}], > "result": {"1" : {"hash": "this is the best hash ewa"}}}] > EOF $ HG_ARC_CONDUIT_MOCK=$TESTTMP/mockduit hg log -T '{phabstatus}\n' -r . Error And finally, the success case $ cat > $TESTTMP/mockduit << EOF > [{"cmd": ["differential.querydiffhashes", {"revisionIDs": ["1"]}], > "result": {"1" : {"count": 1, "status": "Needs Review", "hash": "lolwut"}}}] > EOF $ HG_ARC_CONDUIT_MOCK=$TESTTMP/mockduit hg log -T '{phabstatus}\n' -r . Needs Review Make sure the template keywords are documented correctly $ hg help templates | egrep 'phabstatus|syncstatus' phabstatus String. Return the diff approval status for a given hg rev syncstatus String. Return whether the local revision is in sync with Make sure we get decent error messages when .arcrc is missing credential information. We intentionally do not use HG_ARC_CONDUIT_MOCK for this test, so it tries to parse the (empty) arc config files. $ hg log -T '{phabstatus}\n' -r . arcconfig configuration problem. No diff information can be provided. Error info: arcrc is missing user credentials for host https://phabricator.fb.com/api/ Error