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 '{syncstatus}\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 '{syncstatus}\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 '{syncstatus}\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", "count" : "3"}}}] > EOF $ HG_ARC_CONDUIT_MOCK=$TESTTMP/mockduit hg log -T '{syncstatus}\n' -r . Error Missing count field is treated as an error $ cat > $TESTTMP/mockduit << EOF > [{"cmd": ["differential.querydiffhashes", {"revisionIDs": ["1"]}], > "result": {"1" : {"hash": "this is the best hash ewa", "status" : "Committed"}}}] > EOF $ HG_ARC_CONDUIT_MOCK=$TESTTMP/mockduit hg log -T '{syncstatus}\n' -r . Error Missing hash field is treated as an error $ cat > $TESTTMP/mockduit << EOF > [{"cmd": ["differential.querydiffhashes", {"revisionIDs": ["1"]}], > "result": {"1" : {"status": "Needs Review", "count" : "3"}}}] > EOF $ HG_ARC_CONDUIT_MOCK=$TESTTMP/mockduit hg log -T '{syncstatus}\n' -r . Error And finally, the success case $ cat > $TESTTMP/mockduit << EOF > [{"cmd": ["differential.querydiffhashes", {"revisionIDs": ["1"]}], > "result": {"1" : {"count": 3, "status": "Committed", "hash": "lolwut"}}}] > EOF $ HG_ARC_CONDUIT_MOCK=$TESTTMP/mockduit hg log -T '{syncstatus}\n' -r . committed