view tests/test-issue1175 @ 11996:3195cf01dfb9

revlog.revision(): don't use nullrev as the default value for the cache

I is probably a bug if the deltachain computation think there was a cache hit
at nullrev. Use None instead, this will never trigger a cache hit.

#!/bin/sh
rm -rf a
hg init a
cd a
touch a
hg ci -Am0
hg mv a a1
hg ci -m1
hg co 0
hg mv a a2
hg up
hg ci -m2

touch a
hg ci -Am3
hg mv a b
hg ci -Am4 a
hg ci --debug --traceback -Am5 b
hg verify
hg export --git tip