Mercurial > hg
view tests/test-chg.t @ 50706:0452af304808
stream-clone: add a v3 version of the protocol
This new version is less rigid regarding the extract number of files and number
of bytes to be actually transfered, it also lays the groundwork for other
improvements.
The format stays experimental, but this is an interesting base to build upon.
author | Arseniy Alekseyev <aalekseyev@janestreet.com> |
---|---|
date | Thu, 01 Jun 2023 17:39:22 +0100 |
parents | c2a1f8668606 |
children | 7e5be4a7cda7 |
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#require chg Scale the timeout for the chg-server to the test timeout scaling. This is done to reduce the flakiness of this test on heavy load. $ CHGTIMEOUT=`expr $HGTEST_TIMEOUT / 6` $ export CHGTIMEOUT $ mkdir log $ cp $HGRCPATH $HGRCPATH.unconfigured $ cat <<'EOF' >> $HGRCPATH > [cmdserver] > log = $TESTTMP/log/server.log > max-log-files = 1 > max-log-size = 10 kB > EOF $ cp $HGRCPATH $HGRCPATH.orig $ filterlog () { > sed -e 's!^[0-9/]* [0-9:]* ([0-9]*)>!YYYY/MM/DD HH:MM:SS (PID)>!' \ > -e 's!\(setprocname\|received fds\|setenv\): .*!\1: ...!' \ > -e 's!\(confighash\|mtimehash\) = [0-9a-f]*!\1 = ...!g' \ > -e 's!\(in \)[0-9.]*s\b!\1 ...s!g' \ > -e 's!\(pid\)=[0-9]*!\1=...!g' \ > -e 's!\(/server-\)[0-9a-f]*!\1...!g' > } init repo $ chg init foo $ cd foo ill-formed config $ chg status $ echo '=brokenconfig' >> $HGRCPATH $ chg status config error at * =brokenconfig (glob) [30] $ cp $HGRCPATH.orig $HGRCPATH long socket path $ sockpath=$TESTTMP/this/path/should/be/longer/than/one-hundred-and-seven/characters/where/107/is/the/typical/size/limit/of/unix-domain-socket $ mkdir -p $sockpath $ bakchgsockname=$CHGSOCKNAME $ CHGSOCKNAME=$sockpath/server $ export CHGSOCKNAME $ chg root $TESTTMP/foo $ rm -rf $sockpath $ CHGSOCKNAME=$bakchgsockname $ export CHGSOCKNAME $ cd .. editor ------ $ cat >> pushbuffer.py <<EOF > def reposetup(ui, repo): > repo.ui.pushbuffer(subproc=True) > EOF $ chg init editor $ cd editor by default, system() should be redirected to the client: $ touch foo $ CHGDEBUG= HGEDITOR=cat chg ci -Am channeled --edit 2>&1 \ > | egrep "HG:|run 'cat" chg: debug: * run 'cat "*"' at '$TESTTMP/editor' (glob) HG: Enter commit message. Lines beginning with 'HG:' are removed. HG: Leave message empty to abort commit. HG: -- HG: user: test HG: branch 'default' HG: added foo but no redirection should be made if output is captured: $ touch bar $ CHGDEBUG= HGEDITOR=cat chg ci -Am bufferred --edit \ > --config extensions.pushbuffer="$TESTTMP/pushbuffer.py" 2>&1 \ > | egrep "HG:|run 'cat" [1] check that commit commands succeeded: $ hg log -T '{rev}:{desc}\n' 1:bufferred 0:channeled $ cd .. pager ----- $ cat >> fakepager.py <<EOF > import sys > for line in sys.stdin: > sys.stdout.write('paged! %r\n' % line) > EOF enable pager extension globally, but spawns the master server with no tty: $ chg init pager $ cd pager $ cat >> $HGRCPATH <<EOF > [extensions] > pager = > [pager] > pager = "$PYTHON" $TESTTMP/fakepager.py > EOF $ chg version > /dev/null $ touch foo $ chg ci -qAm foo pager should be enabled if the attached client has a tty: $ chg log -l1 -q --config ui.formatted=True paged! '0:1f7b0de80e11\n' $ chg log -l1 -q --config ui.formatted=False 0:1f7b0de80e11 chg waits for pager if runcommand raises $ cat > $TESTTMP/crash.py <<EOF > from mercurial import registrar > cmdtable = {} > command = registrar.command(cmdtable) > @command(b'crash') > def pagercrash(ui, repo, *pats, **opts): > ui.write(b'going to crash\n') > raise Exception('.') > EOF $ cat > $TESTTMP/fakepager.py <<EOF > import sys > import time > for line in iter(sys.stdin.readline, ''): > if 'crash' in line: # only interested in lines containing 'crash' > # if chg exits when pager is sleeping (incorrectly), the output > # will be captured by the next test case > time.sleep(1) > sys.stdout.write('crash-pager: %s' % line) > EOF $ cat >> .hg/hgrc <<EOF > [extensions] > crash = $TESTTMP/crash.py > EOF $ chg crash --pager=on --config ui.formatted=True 2>/dev/null crash-pager: going to crash [255] no stdout data should be printed after pager quits, and the buffered data should never persist (issue6207) "killed!" may be printed if terminated by SIGPIPE, which isn't important in this test. $ cat > $TESTTMP/bulkwrite.py <<'EOF' > import time > from mercurial import error, registrar > cmdtable = {} > command = registrar.command(cmdtable) > @command(b'bulkwrite') > def bulkwrite(ui, repo, *pats, **opts): > ui.write(b'going to write massive data\n') > ui.flush() > t = time.time() > while time.time() - t < 2: > ui.write(b'x' * 1023 + b'\n') # will be interrupted by SIGPIPE > raise error.Abort(b"write() doesn't block") > EOF $ cat > $TESTTMP/fakepager.py <<'EOF' > import sys > import time > sys.stdout.write('paged! %r\n' % sys.stdin.readline()) > time.sleep(1) # new data will be written > EOF $ cat >> .hg/hgrc <<EOF > [extensions] > bulkwrite = $TESTTMP/bulkwrite.py > EOF $ chg bulkwrite --pager=on --color no --config ui.formatted=True paged! 'going to write massive data\n' killed! (?) [255] $ chg bulkwrite --pager=on --color no --config ui.formatted=True paged! 'going to write massive data\n' killed! (?) [255] $ cd .. missing stdio ------------- $ CHGDEBUG=1 chg version -q 0<&- chg: debug: * stdio fds are missing (glob) chg: debug: * execute original hg (glob) Mercurial Distributed SCM * (glob) server lifecycle ---------------- chg server should be restarted on code change, and old server will shut down automatically. In this test, we use the following time parameters: - "sleep 1" to make mtime different - "sleep 2" to notice mtime change (polling interval is 1 sec) set up repository with an extension: $ chg init extreload $ cd extreload $ touch dummyext.py $ cat <<EOF >> .hg/hgrc > [extensions] > dummyext = dummyext.py > EOF isolate socket directory for stable result: $ OLDCHGSOCKNAME=$CHGSOCKNAME $ mkdir chgsock $ CHGSOCKNAME=`pwd`/chgsock/server warm up server: $ CHGDEBUG= chg log 2>&1 | egrep 'instruction|start' chg: debug: * start cmdserver at $TESTTMP/extreload/chgsock/server.* (glob) new server should be started if extension modified: $ sleep 1 $ touch dummyext.py $ CHGDEBUG= chg log 2>&1 | egrep 'instruction|start' chg: debug: * instruction: unlink $TESTTMP/extreload/chgsock/server-* (glob) chg: debug: * instruction: reconnect (glob) chg: debug: * start cmdserver at $TESTTMP/extreload/chgsock/server.* (glob) old server will shut down, while new server should still be reachable: $ sleep 2 $ CHGDEBUG= chg log 2>&1 | (egrep 'instruction|start' || true) socket file should never be unlinked by old server: (simulates unowned socket by updating mtime, which makes sure server exits at polling cycle) $ ls chgsock/server-* chgsock/server-* (glob) $ touch chgsock/server-* $ sleep 2 $ ls chgsock/server-* chgsock/server-* (glob) since no server is reachable from socket file, new server should be started: (this test makes sure that old server shut down automatically) $ CHGDEBUG= chg log 2>&1 | egrep 'instruction|start' chg: debug: * start cmdserver at $TESTTMP/extreload/chgsock/server.* (glob) shut down servers and restore environment: $ rm -R chgsock $ sleep 2 $ CHGSOCKNAME=$OLDCHGSOCKNAME $ cd .. check that server events are recorded: $ ls log server.log server.log.1 print only the last 10 lines, since we aren't sure how many records are preserved (since setprocname isn't available on py3 and pure version, the 10th-most-recent line is different when using py3): $ cat log/server.log.1 log/server.log | tail -10 | filterlog YYYY/MM/DD HH:MM:SS (PID)> confighash = ... mtimehash = ... (no-setprocname !) YYYY/MM/DD HH:MM:SS (PID)> forked worker process (pid=...) YYYY/MM/DD HH:MM:SS (PID)> setprocname: ... (setprocname !) YYYY/MM/DD HH:MM:SS (PID)> received fds: ... YYYY/MM/DD HH:MM:SS (PID)> chdir to '$TESTTMP/extreload' YYYY/MM/DD HH:MM:SS (PID)> setumask 18 YYYY/MM/DD HH:MM:SS (PID)> setenv: ... YYYY/MM/DD HH:MM:SS (PID)> confighash = ... mtimehash = ... YYYY/MM/DD HH:MM:SS (PID)> validate: [] YYYY/MM/DD HH:MM:SS (PID)> worker process exited (pid=...) YYYY/MM/DD HH:MM:SS (PID)> $TESTTMP/extreload/chgsock/server-... is not owned, exiting. global data mutated by schems ----------------------------- $ hg init schemes $ cd schemes initial state $ cat > .hg/hgrc <<'EOF' > [extensions] > schemes = > [schemes] > foo = https://foo.example.org/ > EOF $ hg debugexpandscheme foo://expanded https://foo.example.org/expanded $ hg debugexpandscheme bar://unexpanded bar://unexpanded add bar $ cat > .hg/hgrc <<'EOF' > [extensions] > schemes = > [schemes] > foo = https://foo.example.org/ > bar = https://bar.example.org/ > EOF $ hg debugexpandscheme foo://expanded https://foo.example.org/expanded $ hg debugexpandscheme bar://expanded https://bar.example.org/expanded remove foo $ cat > .hg/hgrc <<'EOF' > [extensions] > schemes = > [schemes] > bar = https://bar.example.org/ > EOF $ hg debugexpandscheme foo://unexpanded foo://unexpanded $ hg debugexpandscheme bar://expanded https://bar.example.org/expanded $ cd .. repository cache ---------------- $ cp $HGRCPATH.unconfigured $HGRCPATH $ cat <<'EOF' >> $HGRCPATH > [cmdserver] > log = $TESTTMP/log/server-cached.log > max-repo-cache = 1 > track-log = command, repocache > EOF isolate socket directory for stable result: $ OLDCHGSOCKNAME=$CHGSOCKNAME $ mkdir chgsock $ CHGSOCKNAME=`pwd`/chgsock/server create empty repo and cache it: $ hg init cached $ hg id -R cached 000000000000 tip $ sleep 1 modify repo (and cache will be invalidated): $ touch cached/a $ hg ci -R cached -Am 'add a' adding a $ sleep 1 read cached repo: $ hg log -R cached changeset: 0:ac82d8b1f7c4 tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: add a $ sleep 1 discard cached from LRU cache: $ hg clone cached cached2 updating to branch default 1 files updated, 0 files merged, 0 files removed, 0 files unresolved $ hg id -R cached2 ac82d8b1f7c4 tip $ sleep 1 read uncached repo: $ hg log -R cached changeset: 0:ac82d8b1f7c4 tag: tip user: test date: Thu Jan 01 00:00:00 1970 +0000 summary: add a $ sleep 1 shut down servers and restore environment: $ rm -R chgsock $ sleep 2 $ CHGSOCKNAME=$OLDCHGSOCKNAME check server log: $ cat log/server-cached.log | filterlog YYYY/MM/DD HH:MM:SS (PID)> init cached YYYY/MM/DD HH:MM:SS (PID)> id -R cached YYYY/MM/DD HH:MM:SS (PID)> loaded repo into cache: $TESTTMP/cached (in ...s) YYYY/MM/DD HH:MM:SS (PID)> repo from cache: $TESTTMP/cached YYYY/MM/DD HH:MM:SS (PID)> ci -R cached -Am 'add a' YYYY/MM/DD HH:MM:SS (PID)> loaded repo into cache: $TESTTMP/cached (in ...s) YYYY/MM/DD HH:MM:SS (PID)> repo from cache: $TESTTMP/cached YYYY/MM/DD HH:MM:SS (PID)> log -R cached YYYY/MM/DD HH:MM:SS (PID)> loaded repo into cache: $TESTTMP/cached (in ...s) YYYY/MM/DD HH:MM:SS (PID)> clone cached cached2 YYYY/MM/DD HH:MM:SS (PID)> id -R cached2 YYYY/MM/DD HH:MM:SS (PID)> loaded repo into cache: $TESTTMP/cached2 (in ...s) YYYY/MM/DD HH:MM:SS (PID)> log -R cached YYYY/MM/DD HH:MM:SS (PID)> loaded repo into cache: $TESTTMP/cached (in ...s) Test that -R is interpreted relative to --cwd. $ hg init repo1 $ mkdir -p a/b $ hg init a/b/repo2 $ printf "[alias]\ntest=repo1\n" >> repo1/.hg/hgrc $ printf "[alias]\ntest=repo2\n" >> a/b/repo2/.hg/hgrc $ cd a $ chg --cwd .. -R repo1 show alias.test repo1 $ chg --cwd . -R b/repo2 show alias.test repo2 $ cd .. Test that chg works (sets to the user's actual LC_CTYPE) even when python "coerces" the locale (py3.7+) $ cat > $TESTTMP/debugenv.py <<EOF > from mercurial import encoding > from mercurial import registrar > cmdtable = {} > command = registrar.command(cmdtable) > @command(b'debugenv', [], b'', norepo=True) > def debugenv(ui): > for k in [b'LC_ALL', b'LC_CTYPE', b'LANG']: > v = encoding.environ.get(k) > if v is not None: > ui.write(b'%s=%s\n' % (k, encoding.environ[k])) > EOF (hg keeps python's modified LC_CTYPE, chg doesn't) $ (unset LC_ALL; unset LANG; LC_CTYPE= "$CHGHG" \ > --config extensions.debugenv=$TESTTMP/debugenv.py debugenv) LC_CTYPE=C.UTF-8 (py37 !) LC_CTYPE= (no-py37 !) $ (unset LC_ALL; unset LANG; LC_CTYPE= chg \ > --config extensions.debugenv=$TESTTMP/debugenv.py debugenv) LC_CTYPE= $ (unset LC_ALL; unset LANG; LC_CTYPE=unsupported_value chg \ > --config extensions.debugenv=$TESTTMP/debugenv.py debugenv) *cannot change locale* (glob) (?) LC_CTYPE=unsupported_value $ (unset LC_ALL; unset LANG; LC_CTYPE= chg \ > --config extensions.debugenv=$TESTTMP/debugenv.py debugenv) LC_CTYPE= $ LANG= LC_ALL= LC_CTYPE= chg \ > --config extensions.debugenv=$TESTTMP/debugenv.py debugenv LC_ALL= LC_CTYPE= LANG= Profiling isn't permanently enabled or carried over between chg invocations that share the same server $ cp $HGRCPATH.orig $HGRCPATH $ hg init $TESTTMP/profiling $ cd $TESTTMP/profiling $ filteredchg() { > CHGDEBUG=1 chg "$@" 2>&1 | sed -rn 's_^No samples recorded.*$_Sample count: 0_; /Sample count/p; /start cmdserver/p' > } $ newchg() { > chg --kill-chg-daemon > filteredchg "$@" | egrep -v 'start cmdserver' || true > } (--profile isn't permanently on just because it was specified when chg was started) $ newchg log -r . --profile Sample count: * (glob) $ filteredchg log -r . (enabling profiling via config works, even on the first chg command that starts a cmdserver) $ cat >> $HGRCPATH <<EOF > [profiling] > type=stat > enabled=1 > EOF $ newchg log -r . Sample count: * (glob) $ filteredchg log -r . Sample count: * (glob) (test that we aren't accumulating more and more samples each run) $ cat > $TESTTMP/debugsleep.py <<EOF > import time > from mercurial import registrar > cmdtable = {} > command = registrar.command(cmdtable) > @command(b'debugsleep', [], b'', norepo=True) > def debugsleep(ui): > start = time.time() > x = 0 > while time.time() < start + 0.5: > time.sleep(.1) > x += 1 > ui.status(b'%d debugsleep iterations in %.03fs\n' % (x, time.time() - start)) > EOF $ cat >> $HGRCPATH <<EOF > [extensions] > debugsleep = $TESTTMP/debugsleep.py > EOF $ newchg debugsleep > run_1 $ filteredchg debugsleep > run_2 $ filteredchg debugsleep > run_3 $ filteredchg debugsleep > run_4 FIXME: Run 4 should not be >3x Run 1's number of samples. $ "$PYTHON" <<EOF > r1 = int(open("run_1", "r").read().split()[-1]) > r4 = int(open("run_4", "r").read().split()[-1]) > print("Run 1: %d samples\nRun 4: %d samples\nRun 4 > 3 * Run 1: %s" % > (r1, r4, r4 > (r1 * 3))) > EOF Run 1: * samples (glob) Run 4: * samples (glob) Run 4 > 3 * Run 1: False (Disabling with --no-profile on the commandline still works, but isn't permanent) $ newchg log -r . --no-profile $ filteredchg log -r . Sample count: * (glob) $ filteredchg log -r . --no-profile $ filteredchg log -r . Sample count: * (glob) chg setting CHGHG itself ------------------------ If CHGHG is not set, chg will set it before spawning the command server. $ hg --kill-chg-daemon $ HG=$CHGHG CHGHG= CHGDEBUG= hg debugshell -c \ > 'ui.write(b"CHGHG=%s\n" % ui.environ.get(b"CHGHG"))' 2>&1 \ > | egrep 'CHGHG|start' chg: debug: * start cmdserver at * (glob) CHGHG=/*/install/bin/hg (glob) Running the same command a second time shouldn't spawn a new command server. $ HG=$CHGHG CHGHG= CHGDEBUG= hg debugshell -c \ > 'ui.write(b"CHGHG=%s\n" % ui.environ.get(b"CHGHG"))' 2>&1 \ > | egrep 'CHGHG|start' CHGHG=/*/install/bin/hg (glob)