sapling/eden/scm/tests/test-fb-hgext-fastannotate-renames-t.py

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# Copyright (c) Facebook, Inc. and its affiliates.
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import
from testutil.dott import feature, sh, testtmp # noqa: F401
feature.require(["py2"])
sh % "cat" << r"""
[extensions]
fastannotate=
[fastannotate]
mainbranch=main
""" >> "$HGRCPATH"
sh % "hg init repo"
sh % "cd repo"
# add or rename files on top of the master branch
sh % "echo a1" > "a"
sh % "echo b1" > "b"
sh % "hg commit -qAm 1"
sh % "hg bookmark -i main"
sh % "hg fastannotate --debug -nf b" == r"""
fastannotate: b: 1 new changesets in the main branch
0 b: b1"""
sh % "hg fastannotate --debug -nf a" == r"""
fastannotate: a: 1 new changesets in the main branch
0 a: a1"""
sh % "echo a2" >> "a"
sh % "cat" << r"""
b0
b1
""" > "b"
sh % "hg mv a t"
sh % "hg mv b a"
sh % "hg mv t b"
sh % "hg commit -m 'swap names'"
# existing linelogs are not helpful with such renames in side branches
sh % "hg fastannotate --debug -nf a" == r"""
fastannotate: a: linelog cannot help in annotating this revision
1 a: b0
0 b: b1"""
sh % "hg fastannotate --debug -nf b" == r"""
fastannotate: b: linelog cannot help in annotating this revision
0 a: a1
1 b: a2"""
# move main branch forward, rebuild should happen
sh % "hg bookmark -i main -r . -q"
sh % "hg fastannotate --debug -nf b" == r"""
fastannotate: b: cache broken and deleted
fastannotate: b: 2 new changesets in the main branch
0 a: a1
1 b: a2"""
sh % "hg fastannotate --debug -nf b" == r"""
fastannotate: b: using fast path (resolved fctx: True)
0 a: a1
1 b: a2"""
# for rev 0, the existing linelog is still useful for a, but not for b
sh % "hg fastannotate --debug -nf a -r 0" == r"""
fastannotate: a: using fast path (resolved fctx: True)
0 a: a1"""
sh % "hg fastannotate --debug -nf b -r 0" == r"""
fastannotate: b: linelog cannot help in annotating this revision
0 b: b1"""
# a rebuild can also be triggered if "the main branch last time" mismatches
sh % "echo a3" >> "a"
sh % "hg commit -m a3"
sh % "cat" << r"""
b3
b4
""" >> "b"
sh % "hg commit -m b4"
sh % "hg bookmark -i main -q"
sh % "hg fastannotate --debug -nf a" == r"""
fastannotate: a: cache broken and deleted
fastannotate: a: 3 new changesets in the main branch
1 a: b0
0 b: b1
2 a: a3"""
sh % "hg fastannotate --debug -nf a" == r"""
fastannotate: a: using fast path (resolved fctx: True)
1 a: b0
0 b: b1
2 a: a3"""
# linelog can be updated without being helpful
sh % "hg mv a t"
sh % "hg mv b a"
sh % "hg mv t b"
sh % "hg commit -m 'swap names again'"
sh % "hg fastannotate --debug -nf b" == r"""
fastannotate: b: 1 new changesets in the main branch
1 a: b0
0 b: b1
2 a: a3"""
sh % "hg fastannotate --debug -nf b" == r"""
fastannotate: b: linelog cannot help in annotating this revision
1 a: b0
0 b: b1
2 a: a3"""
# move main branch forward again, rebuilds are one-time
sh % "hg bookmark -i main -q"
sh % "hg fastannotate --debug -nf a" == r"""
fastannotate: a: cache broken and deleted
fastannotate: a: 4 new changesets in the main branch
0 a: a1
1 b: a2
3 b: b3
3 b: b4"""
sh % "hg fastannotate --debug -nf b" == r"""
fastannotate: b: cache broken and deleted
fastannotate: b: 4 new changesets in the main branch
1 a: b0
0 b: b1
2 a: a3"""
sh % "hg fastannotate --debug -nf a" == r"""
fastannotate: a: using fast path (resolved fctx: True)
0 a: a1
1 b: a2
3 b: b3
3 b: b4"""
sh % "hg fastannotate --debug -nf b" == r"""
fastannotate: b: using fast path (resolved fctx: True)
1 a: b0
0 b: b1
2 a: a3"""
# list changeset hashes to improve readability
sh % "hg log -T '{rev}:{node}\\n'" == r"""
4:980e1ab8c516350172928fba95b49ede3b643dca
3:14e123fedad9f491f5dde0beca2a767625a0a93a
2:96495c41e4c12218766f78cdf244e768d7718b0f
1:35c2b781234c994896aba36bd3245d3104e023df
0:653e95416ebb5dbcc25bbc7f75568c9e01f7bd2f"""
# annotate a revision not in the linelog. linelog cannot be used, but does not get rebuilt either
sh % "hg fastannotate --debug -nf a -r 96495c41e4c12218766f78cdf244e768d7718b0f" == r"""
fastannotate: a: linelog cannot help in annotating this revision
1 a: b0
0 b: b1
2 a: a3"""
sh % "hg fastannotate --debug -nf a -r 2" == r"""
fastannotate: a: linelog cannot help in annotating this revision
1 a: b0
0 b: b1
2 a: a3"""
sh % "hg fastannotate --debug -nf a -r ." == r"""
fastannotate: a: using fast path (resolved fctx: True)
0 a: a1
1 b: a2
3 b: b3
3 b: b4"""
# annotate an ancient revision where the path matches. linelog can be used
sh % "hg fastannotate --debug -nf a -r 0" == r"""
fastannotate: a: using fast path (resolved fctx: True)
0 a: a1"""
sh % "hg fastannotate --debug -nf a -r 653e95416ebb5dbcc25bbc7f75568c9e01f7bd2f" == r"""
fastannotate: a: using fast path (resolved fctx: False)
0 a: a1"""