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"git update-index --refresh" has been taught to deal better with
racy timestamps (just like "git status" already does).
* ms/update-index-racy:
update-index: refresh should rewrite index in case of racy timestamps
t7508: add tests capturing racy timestamp handling
t7508: fix bogus mtime verification
test-lib: introduce API for verifying file mtime
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Add functions `test_set_magic_mtime` and `test_is_magic_mtime` which can
be used to (re)set the mtime of a file to a predefined ("magic")
timestamp, then perform some operations and finally check for mtime
changes of the file.
The core implementation follows the suggestion from the
mailing list [1].
[1] https://lore.kernel.org/git/xmqqczl5hpaq.fsf@gitster.g/T/#u
Signed-off-by: Marc Strapetz <marc.strapetz@syntevo.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Two fixes around "git repack".
* ds/repack-fixlets:
repack: make '--quiet' disable progress
repack: respect kept objects with '--write-midx -b'
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Historically, we needed a single packfile in order to have reachability
bitmaps. This introduced logic that when 'git repack' had a '-b' option
that we should stop sending the '--honor-pack-keep' option to the 'git
pack-objects' child process, ensuring that we create a packfile
containing all reachable objects.
In the world of multi-pack-index bitmaps, we no longer need to repack
all objects into a single pack to have valid bitmaps. Thus, we should
continue sending the '--honor-pack-keep' flag to 'git pack-objects'.
The fix is very simple: only disable the flag when writing bitmaps but
also _not_ writing the multi-pack-index.
This opens the door to new repacking strategies that might want to keep
some historical set of objects in a stable pack-file while only
repacking more recent objects.
To test, create a new 'test_subcommand_inexact' helper that is more
flexible than 'test_subcommand'. This allows us to look for the
--honor-pack-keep flag without over-indexing on the exact set of
arguments.
Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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In certain environments or for specific test scenarios we might expect a
specific prerequisite check to succeed. Therefore we would like to abort
running our tests if this is not the case.
To remedy this we add the environment variable GIT_TEST_REQUIRE_PREREQ
which can be set to a space separated list of prereqs. If one of these
prereq tests fail then the whole test run will abort.
Signed-off-by: Fabian Stelzer <fs@gigacodes.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The 'debug' function in test-lib-functions.sh is used to invoke a
debugger at a specific line in a test. It inherits the value of HOME and
TERM set by 'test-lib.sh': HOME="$TRASH_DIRECTORY" and TERM=dumb.
Changing the value of HOME means that any customization configured in a
developers' debugger configuration file (like $HOME/.gdbinit or
$HOME/.lldbinit) are not available in the debugger invoked by
'test_pause'.
Changing the value of TERM to 'dumb' means that colored output
is disabled in the debugger.
To make the debugging experience with 'debug' more pleasant, leverage
the variable USER_HOME, added in the previous commit, to copy a
developer's ~/.gdbinit and ~/.lldbinit to the test HOME. We do not set
HOME to USER_HOME as in 'test_pause' to avoid user configuration in
$USER_HOME/.gitconfig from interfering with the command being debugged.
Also, add a flag to launch the debugger with the original value of
TERM, and add the same warning as for 'test_pause'.
Helped-by: Carlo Marcelo Arenas Belón <carenas@gmail.com>
Signed-off-by: Philippe Blain <levraiphilippeblain@gmail.com>
Acked-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The 'test_pause' function, which is designed to help interactive
debugging and exploration of tests, currently inherits the value of HOME
and TERM set by 'test-lib.sh': HOME="$TRASH_DIRECTORY" and TERM=dumb. It
also invokes the shell defined by TEST_SHELL_PATH, which defaults to
/bin/sh (through SHELL_PATH).
Changing the value of HOME means that any customization configured in a
developers' shell startup files and any Git aliases defined in their
global Git configuration file are not available in the shell invoked by
'test_pause'.
Changing the value of TERM to 'dumb' means that colored output
is disabled for all commands in that shell.
Using /bin/sh as the shell invoked by 'test_pause' is not ideal since
some platforms (i.e. Debian and derivatives) use Dash as /bin/sh, and
this shell is usually compiled without readline support, which makes for
a poor interactive command line experience.
To make the interactive command line experience in the shell invoked by
'test_pause' more pleasant, save the values of HOME and TERM in
USER_HOME and USER_TERM before changing them in test-lib.sh, and add
options to 'test_pause' to optionally use these variables to invoke the
shell. Also add an option to invoke SHELL instead of TEST_SHELL_PATH, so
that developer's interactive shell is used.
We use options instead of changing the behaviour unconditionally since
these three variables can slightly change command behaviour. Moreover,
using the original HOME means commands could overwrite files in a user's
home directory. Be explicit about these caveats in the new 'Usage'
section in test-lib-functions.sh.
Finally, add '[options]' to the test_pause synopsys in t/README, and
mention that the full list of helper functions and their options can be
found in test-lib-functions.sh.
Helped-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Philippe Blain <levraiphilippeblain@gmail.com>
Acked-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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3f824e91c8 (t/Makefile: introduce TEST_SHELL_PATH, 2017-12-08)
made it easy to use a different shell for the tests than 'SHELL_PATH'
used at compile time. But 'test_pause' still invokes 'SHELL_PATH'.
If TEST_SHELL_PATH is set, invoke that shell in 'test_pause' for
consistency.
Suggested-by: Carlo Marcelo Arenas Belón <carenas@gmail.com>
Signed-off-by: Philippe Blain <levraiphilippeblain@gmail.com>
Acked-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Tests that cover protocol bits have been updated and helpers
used there have been consolidated.
* ab/pkt-line-tests:
test-lib-functions: use test-tool for [de]packetize()
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The shell+perl "[de]packetize()" helper functions were added in
4414a150025 (t/lib-git-daemon: add network-protocol helpers,
2018-01-24), and around the same time we added the "pkt-line" helper
in 74e70029615 (test-pkt-line: introduce a packet-line test helper,
2018-03-14).
For some reason it seems we've mostly used the shell+perl version
instead of the helper since then. There were discussions around
88124ab2636 (test-lib-functions: make packetize() more efficient,
2020-03-27) and cacae4329fa (test-lib-functions: simplify packetize()
stdin code, 2020-03-29) to improve them and make them more efficient.
There was one good reason to do so, we needed an equivalent of
"test-tool pkt-line pack", but that command wasn't capable of handling
input with "\n" (a feature) or "\0" (just because it happens to be
printf-based under the hood).
Let's add a "pkt-line-raw" helper for that, and expose is at a
packetize_raw() to go with the existing packetize() on the shell
level, this gives us the smallest amount of change to the tests
themselves.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Tiny test clean-up.
* dd/test-stdout-count-lines:
t6402: preserve git exit status code
t6400: preserve git ls-files exit status code
test-lib-functions: introduce test_stdout_line_count
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Some test scripts assumed that readlink(1) was universally
installed and available, which is not the case.
* jk/test-without-readlink-1:
t: use portable wrapper for readlink(1)
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In some tests, we're checking the number of lines in output of some
commands, including but not limited to Git's command.
We're doing the check by running those commands in the left side of
a pipe, thus losing the exit status code of those commands. Meanwhile,
we really want to check the exit status code of Git's command.
Let's write the output of those commands to a temporary file, and use
test_line_count separately in order to check exit status code of
those commands properly.
Signed-off-by: Đoàn Trần Công Danh <congdanhqx@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Not all systems have a readlink program available for use by the shell.
This causes t3210 to fail on at least AIX. Let's provide a perl
one-liner to do the same thing, and use it there.
I also updated calls in t9802. Nobody reported failure there, but it's
the same issue. Presumably nobody actually tests with p4 on AIX in the
first place (if it is even available there).
I left the use of readlink in the "--valgrind" setup in test-lib.sh, as
valgrind isn't available on exotic platforms anyway (and I didn't want
to increase dependencies between test-lib.sh and test-lib-functions.sh).
There's one other curious case. Commit d2addc3b96 (t7800: readlink may
not be available, 2016-05-31) fixed a similar case. We can't use our
wrapper function there, though, as it's inside a sub-script triggered by
Git. It uses a slightly different technique ("ls" piped to "sed"). I
chose not to use that here as it gives confusing "ls -l" output if the
file is unexpectedly not a symlink (which is OK for its limited use, but
potentially confusing for general use within the test suite). The perl
version emits the empty string.
Reported-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Test clean-up.
* ab/test-lib-updates:
test-lib: split up and deprecate test_create_repo()
test-lib: do not show advice about init.defaultBranch under --verbose
test-lib: reformat argument list in test_create_repo()
submodule tests: use symbolic-ref --short to discover branch name
test-lib functions: add --printf option to test_commit
describe tests: convert setup to use test_commit
test-lib functions: add an --annotated option to "test_commit"
test-lib-functions: document test_commit --no-tag
test-lib-functions: reword "test_commit --append" docs
test-lib tests: remove dead GIT_TEST_FRAMEWORK_SELFTEST variable
test-lib: bring $remove_trash out of retirement
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Remove various redundant or obsolete code from the test_create_repo()
function, and split up its use in test-lib.sh from what tests need
from it.
This leave us with a pass-through wrapper for "git init" in
test-lib-functions.sh, in test-lib.sh we have the same, except for
needing to redirect stdout/stderr, and emitting an error ourselves if
it fails. We don't need to error() ourselves when test_create_repo()
is invoked, as the invocation will be a part of a test's "&&"-chain.
Everything below this paragraph is a detailed summary of the history
of test_create_repo() explaining why it's safe to remove the various
things it was doing:
1. "mkdir -p" isn't needed because "git init" itself will create
leading directories if needed.
2. Since we're now a simple wrapper for "git init" we don't need to
check that we have only one argument. If someone wants to run
"test_create_repo --bare x" that's OK.
3. We won't ever hit that "Cannot setup test environment"
error.
Checking the test environment sanity when doing "git init" dates
back to eea420693be (t0000: catch trivial pilot errors.,
2005-12-10) and 2ccd2027b01 (trivial: check, if t/trash directory
was successfully created, 2006-01-05).
We can also see it in another form a bit later in my own
0d314ce834d (test-lib: use subshell instead of cd $new && .. && cd
$old, 2010-08-30).
But since 2006f0adaee (t/test-lib: make sure Git has already been
built, 2012-09-17) we already check if we have a built git
earlier.
The one thing this was testing after that 2012 change was that
we'd just built "git", but not "git-init", but since
3af4c7156c4 (tests: respect GIT_TEST_INSTALLED when initializing
repositories, 2018-11-12) we invoke "git", not "git-init".
So all of that's been checked already, and we don't need to
re-check it here.
4. We don't need to move .git/hooks out of the way.
That dates back to c09a69a83e3 (Disable hooks during tests.,
2005-10-16), since then hooks became disabled by default in
f98f8cbac01 (Ship sample hooks with .sample suffix, 2008-06-24).
So the hooks were already disabled by default, but as can be seen
from "mkdir .git/hooks" changes various tests needed to re-setup
that directory. Now they no longer do.
This makes us implicitly depend on the default hooks being
disabled, which is a good thing. If and when we'd have any
on-by-default hooks (I see no reason we ever would) we'd want to
see the subtle and not so subtle ways that would break the test
suite.
5. We don't need to "cd" to the "$repo" directory at all anymore.
In the code being removed here we both "cd"'d to the repository
before calling "init", and did so in a subshell.
It's not important to do either, so both of those can be
removed. We cd'd because this code grew from test-lib.sh code
where we'd have done so already, see eedf8f97e58 (Abstract
test_create_repo out for use in tests., 2006-02-17), and later
"cd"'d inside a subshell since 0d314ce834d to avoid having to keep
track of an "old pwd" variable to cd back after the setup.
Being in the repository directory made moving the hooks around
easier (we wouldn't have to fully qualify the path). Since we're
not moving the hooks per #4 above we don't need to "cd" for that
reason either.
6. We can drop the --template argument and instead rely on the
GIT_TEMPLATE_DIR set to the same path earlier in test-lib.sh. See
8683a45d669 (Introduce GIT_TEMPLATE_DIR, 2006-12-19)
7. We only needed that ">&3 2>&4" redirection when invoked from
test-lib.sh.
We could still invoke test_create_repo() there, but as the
invocation is now trivial and we don't have a good reason to use
test_create_repo() elsewhere let's call "git init" there
ourselves.
8. We didn't need to resolve "git" as
"${GIT_TEST_INSTALLED:-$GIT_EXEC_PATH}/git$X" in test_create_repo(),
even for the use of test-lib.sh
PATH is already set up in test-lib.sh to start with
GIT_TEST_INSTALLED and/or GIT_EXEC_PATH before
test_create_repo() (now "git init") is called.. So we can simply
run "git" and rely on the PATH lookup choosing the right
executable.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Arrange for the advice about naming the initial branch not to be shown
in the --verbose output of the test suite.
Since 675704c74dd (init: provide useful advice about
init.defaultBranch, 2020-12-11) some tests have been very chatty with
repeated occurrences of this multi-line advice. Having it be this
verbose isn't helpful for anyone in the context of git's own test
suite, and it makes debugging tests that use their own "git init"
invocations needlessly distracting.
By setting the GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME variable early in
test-lib.sh itself we'll squash the warning not only for
test_create_repo(), as 675704c74dd explicitly intended, but also for
other "git init" invocations.
And once we'd like to have this configuration set for all "git init"
invocations in the test suite we can get rid of the init.defaultBranch
configuration setting in test_create_repo(), as
repo_default_branch_name() in refs.c will take the GIT_TEST_* variable
over it being set.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Reformat an argument list changed in 675704c74dd (init: provide useful
advice about init.defaultBranch, 2020-12-11) to have the "-c" on the
same line as the argument it sets. This whitespace-only change makes
it easier to review a subsequent commit.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add a --printf option to test_commit to allow writing to the file with
"printf" instead of "echo".
This is useful for writing "\n", "\0" etc., in particular in
combination with the --append option added in 3373518cc8 (test-lib
functions: add an --append option to test_commit, 2021-01-12).
I'm converting a few tests to use the new option rather than a manual
printf/add/commit combination to demonstrate its usefulness. While I'm
at it use "test_create_repo" where appropriate, and give the
first/second commit a meaningful/more conventional log message in
cases where no test cared about that message.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add an --annotated option to test_commit to create annotated tags. The
tag will share the same message as the commit, and we'll call
test_tick before creating it (unless --notick) is provided.
There's quite a few tests that could be simplified with this
construct. I've picked one to convert in this change as a
demonstration.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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In 76b8b8d05c (test-lib functions: document arguments to test_commit,
2021-01-12) I added missing documentation to test_commit, but in less
than a month later in 3803a3a099 (t: add --no-tag option to
test_commit, 2021-02-09) we got another undocumented option. Let's fix
that.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Reword the documentation for "test_commit --append" added in my
3373518cc8 (test-lib functions: add an --append option to test_commit,
2021-01-12).
A follow-up commit will make the "echo" part of this configurable, and
in any case saying "echo >>" rather than ">>" was redundant.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Finish the removal I started in 1108cea7f8e (tests: remove most uses
of test_i18ncmp, 2021-02-11). At that time the function wasn't removed
due to disruption with in-flight changes, remove the occurrences that
have landed since then.
As of writing this there are no test_i18ncmp uses between "master" and
"seen", so let's also remove the function to finally put it to rest.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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"git rev-list" command learned "--disk-usage" option.
* jk/rev-list-disk-usage:
docs/rev-list: add some examples of --disk-usage
docs/rev-list: add an examples section
rev-list: add --disk-usage option for calculating disk usage
t: add --no-tag option to test_commit
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Test framework clean-up.
* ab/test-lib:
test-lib-functions: assert correct parameter count
test-lib-functions: remove bug-inducing "diagnostics" helper param
test libs: rename "diff-lib" to "lib-diff"
t/.gitattributes: sort lines
test-lib-functions: move function to lib-bitmap.sh
test libs: rename gitweb-lib.sh to lib-gitweb.sh
test libs: rename bundle helper to "lib-bundle.sh"
test-lib-functions: remove generate_zero_bytes() wrapper
test-lib-functions: move test_set_index_version() to its user
test lib: change "error" to "BUG" as appropriate
test-lib: remove check_var_migration
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The commit-graph learned to use corrected commit dates instead of
the generation number to help topological revision traversal.
* ak/corrected-commit-date:
doc: add corrected commit date info
commit-reach: use corrected commit dates in paint_down_to_common()
commit-graph: use generation v2 only if entire chain does
commit-graph: implement generation data chunk
commit-graph: implement corrected commit date
commit-graph: return 64-bit generation number
commit-graph: add a slab to store topological levels
t6600-test-reach: generalize *_three_modes
commit-graph: consolidate fill_commit_graph_info
revision: parse parent in indegree_walk_step()
commit-graph: fix regression when computing Bloom filters
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Add assertions of the correct parameter count of various functions, in
particularly the wrappers for the shell "test" built-in.
In an earlier commit we fixed a bug with an incorrect number of
arguments being passed to "test_path_is_{file,missing}". Let's also
guard other similar functions from the same sort of misuse.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Remove the optional "diagnostics" parameter of the
test_path_is_{file,dir,missing} functions.
We have a lot of uses of these functions, but the only legitimate use
of the diagnostics parameter is from when the functions themselves
were introduced in 2caf20c52b7 (test-lib: user-friendly alternatives
to test [-d|-f|-e], 2010-08-10).
But as the the rest of this diff demonstrates its presence did more to
silently introduce bugs in our tests. Fix such bugs in the tests added
in ae4e89e549b (gc: add --keep-largest-pack option, 2018-04-15), and
c04ba51739a (t6046: testcases checking whether updates can be skipped
in a merge, 2018-04-19).
Let's also assert that those functions are called with exactly one
parameter, a follow-up commit will add similar asserts to other
functions in test-lib-functions.sh that we didn't have existing misuse
of.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Get rid of "GETTEXT_POISON" support altogether, which may or may
not be controversial.
* ab/detox-gettext-tests:
tests: remove uses of GIT_TEST_GETTEXT_POISON=false
tests: remove support for GIT_TEST_GETTEXT_POISON
ci: remove GETTEXT_POISON jobs
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Cleaning various codepaths up.
* ds/more-index-cleanups:
t1092: test interesting sparse-checkout scenarios
test-lib: test_region looks for trace2 regions
sparse-checkout: load sparse-checkout patterns
name-hash: use trace2 regions for init
repository: add repo reference to index_state
fsmonitor: de-duplicate BUG()s around dirty bits
cache-tree: extract subtree_pos()
cache-tree: simplify verify_cache() prototype
cache-tree: clean up cache_tree_update()
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Move a function added to test-lib-functions.sh in ea047a8eb4f (t5310:
factor out bitmap traversal comparison, 2020-02-14) into a new
lib-bitmap.sh.
The test-lib-functions.sh file should be for functions that are widely
used across the test suite, if something's only used by a few tests it
makes more sense to have it in a lib-*.sh file.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Since d5cfd142ec1 (tests: teach the test-tool to generate NUL bytes
and use it, 2019-02-14) the generate_zero_bytes() functions has been a
thin wrapper for "test-tool genzeros". Let's have its only user call
that directly instead.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Move the test_set_index_version() function to its only user. This
function has only been used in one place since its addition in
5d9fc888b48 (test-lib: allow setting the index format version,
2014-02-23). Let's have that test script define it.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change two uses of "error" in test-lib-functions.sh to "BUG".
In the first instance in "test_cmp_rev" the author of the "BUG"
function added in [1] had another in-flight patch adding this in [2],
and the two were never consolidated.
In the second case in "test_atexit" added in [3] that we could have
instead used "BUG" appears to have been missed.
1. 165293af3ce (tests: send "bug in the test script" errors to the
script's stderr, 2018-11-19)
2. 30d0b6dccbc (test-lib-functions: make 'test_cmp_rev' more
informative on failure, 2018-11-19)
3. 900721e15c4 (test-lib: introduce 'test_atexit', 2019-03-13)
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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One of the conveniences that test_commit offers is making a tag for each
commit. This makes it easy to refer to the commits in subsequent
commands. But it can also be a pain if you care about reachability,
because those tags keep the commits reachable even if they are rewound
from the branch they're made on.
The alternative is that scripts have to call test_tick, git-add, and
git-commit themselves. Let's add a --no-tag option to give them the
one-liner convenience of using test_commit.
This is in preparation for the next patch, which will add some more
calls. But I cleaned up an existing site to show off the feature. There
are probably more cleanups possible.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Follow-up fixes and improvements to ab/mailmap topic.
* ab/mailmap-fixup:
t4203: make blame output massaging more robust
mailmap doc: use correct environment variable 'GIT_WORK_TREE'
t4203: stop losing return codes of git commands
test-lib-functions.sh: fix usage for test_commit()
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Clean-up docs, codepaths and tests around mailmap.
* ab/mailmap: (22 commits)
shortlog: remove unused(?) "repo-abbrev" feature
mailmap doc + tests: document and test for case-insensitivity
mailmap tests: add tests for empty "<>" syntax
mailmap tests: add tests for whitespace syntax
mailmap tests: add a test for comment syntax
mailmap doc + tests: add better examples & test them
tests: refactor a few tests to use "test_commit --append"
test-lib functions: add an --append option to test_commit
test-lib functions: add --author support to test_commit
test-lib functions: document arguments to test_commit
test-lib functions: expand "test_commit" comment template
mailmap: test for silent exiting on missing file/blob
mailmap tests: get rid of overly complex blame fuzzing
mailmap tests: add a test for "not a blob" error
mailmap tests: remove redundant entry in test
mailmap tests: improve --stdin tests
mailmap tests: modernize syntax & test idioms
mailmap tests: use our preferred whitespace syntax
mailmap doc: start by mentioning the comment syntax
check-mailmap doc: note config options
...
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From ff15d509b89edd4830d85d53cea3079a6b0c1c08 Mon Sep 17 00:00:00 2001
From: Derrick Stolee <dstolee@microsoft.com>
Date: Mon, 11 Jan 2021 08:53:09 -0500
Subject: [PATCH 8/9] test-lib: test_region looks for trace2 regions
Most test cases can verify Git's behavior using input/output
expectations or changes to the .git directory. However, sometimes we
want to check that Git did or did not run a certain section of code.
This is particularly important for performance-only features that we
want to ensure have been enabled in certain cases.
Add a new 'test_region' function that checks if a trace2 region was
entered and left in a given trace2 event log.
There is one existing test (t0500-progress-display.sh) that performs
this check already, so use the helper function instead. Note that this
changes the expectations slightly. The old test (incorrectly) used two
patterns for the 'grep' invocation, but this performs an OR of the
patterns, not an AND. This means that as long as one region_enter event
was logged, the test would succeed, even if it was not due to the
progress category.
More uses will be added in a later change.
t6423-merge-rename-directories.sh also greps for region_enter lines, but
it verifies the number of such lines, which is not the same as an
existence check.
Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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This removes the ability to inject "poison" gettext() messages via the
GIT_TEST_GETTEXT_POISON special test setup.
I initially added this as a compile-time option in bb946bba761 (i18n:
add GETTEXT_POISON to simulate unfriendly translator, 2011-02-22), and
most recently modified to be toggleable at runtime in
6cdccfce1e0 (i18n: make GETTEXT_POISON a runtime option, 2018-11-08)..
The reason for its removal is that the trade-off of maintaining it
v.s. what it's getting us has long since flipped. When gettext was
integrated in 5e9637c6297 (i18n: add infrastructure for translating
Git with gettext, 2011-11-18) there was understandable concern on the
Git ML that in marking messages for translation en-masse we'd
inadvertently mark plumbing messages. The GETTEXT_POISON facility was
a way to smoke those out via our test suite.
Nowadays however we're done (or almost entirely done) with any marking
of messages for translation. New messages are usually marked by their
authors, who'll know whether it makes sense to translate them or
not. If not any errors in marking the messages are much more likely to
be spotted in review than in the the initial deluge of i18n patches in
the 2011-2012 era.
So let's just remove this. This leaves the test suite in a state where
we still have a lot of test_i18n, C_LOCALE_OUTPUT
etc. uses. Subsequent commits will remove those too.
The change to t/lib-rebase.sh is a selective revert of the relevant
part of f2d17068fd (i18n: rebase-interactive: mark comments of squash
for translation, 2016-06-17), and the comment in
t/t3406-rebase-message.sh is from c7108bf9ed (i18n: rebase: mark
messages for translation, 2012-07-25).
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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As discovered by Ævar, we cannot increment graph version to
distinguish between generation numbers v1 and v2 [1]. Thus, one of
pre-requistes before implementing generation number v2 was to
distinguish between graph versions in a backwards compatible manner.
We are going to introduce a new chunk called Generation DATa chunk (or
GDAT). GDAT will store corrected committer date offsets whereas CDAT
will still store topological level.
Old Git does not understand GDAT chunk and would ignore it, reading
topological levels from CDAT. New Git can parse GDAT and take advantage
of newer generation numbers, falling back to topological levels when
GDAT chunk is missing (as it would happen with a commit-graph written
by old Git).
We introduce a test environment variable 'GIT_TEST_COMMIT_GRAPH_NO_GDAT'
which forces commit-graph file to be written without generation data
chunk to emulate a commit-graph file written by old Git.
To minimize the space required to store corrrected commit date, Git
stores corrected commit date offsets into the commit-graph file, instea
of corrected commit dates. This saves us 4 bytes per commit, decreasing
the GDAT chunk size by half, but it's possible for the offset to
overflow the 4-bytes allocated for storage. As such overflows are and
should be exceedingly rare, we use the following overflow management
scheme:
We introduce a new commit-graph chunk, Generation Data OVerflow ('GDOV')
to store corrected commit dates for commits with offsets greater than
GENERATION_NUMBER_V2_OFFSET_MAX.
If the offset is greater than GENERATION_NUMBER_V2_OFFSET_MAX, we set
the MSB of the offset and the other bits store the position of corrected
commit date in GDOV chunk, similar to how Extra Edge List is maintained.
We test the overflow-related code with the following repo history:
F - N - U
/ \
U - N - U N
\ /
N - F - N
Where the commits denoted by U have committer date of zero seconds
since Unix epoch, the commits denoted by N have committer date of
1112354055 (default committer date for the test suite) seconds since
Unix epoch and the commits denoted by F have committer date of
(2 ^ 31 - 2) seconds since Unix epoch.
The largest offset observed is 2 ^ 31, just large enough to overflow.
[1]: https://lore.kernel.org/git/87a7gdspo4.fsf@evledraar.gmail.com/
Signed-off-by: Abhishek Kumar <abhishekkumar8222@gmail.com>
Reviewed-by: Taylor Blau <me@ttaylorr.com>
Reviewed-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The usage comment for test_commit() shows that the --author option
should be given as `--author=<author>`. However, this is incorrect as it
only works when given as `--author <author>`. Correct this erroneous
text.
Also, for the sake of correctness, fix the description as well since we
invoke `git commit` with `--author <author>`, not `--author=<author>`.
Signed-off-by: Denton Liu <liu.denton@gmail.com>
Acked-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add an --append option to test_commit to append <contents> to the
<file> we're writing to. This simplifies a lot of test setup, as shown
in some of the tests being changed here.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add support for --author to "test_commit". This will simplify some
current and future tests, one of those is being changed here.
Let's also line-wrap the "git commit" command invocation to make diffs
that add subsequent options easier to add, as they'll only need to add
a new option line.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The --notick argument was added in [1] and was followed by --signoff
in [2], but neither of these commits added any documentation for these
options. When -C was added in [3] a comment was added to document it,
but not the other options. Let's document all of these options.
1. 44b85e89d7 (t7003: add test to filter a branch with a commit at
epoch, 2012-07-12),
2. 5ed75e2a3f (cherry-pick: don't forget -s on failure, 2012-09-14).
3. 6f94351b0a (test-lib-functions.sh: teach test_commit -C <dir>,
2016-12-08)
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Expand the comment template for "test_commit" to match that of
"test_commit_bulk" added in b1c36cb849 (test-lib: introduce
test_commit_bulk, 2019-07-02). It has several undocumented options,
which won't all fit on one line. Follow-up commit(s) will document
them.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The last test of t4129 creates a directory and expects its setgid bit
(g+s) to be off. But this makes the test fail when the parent directory
has the bit set, as setgid's state is inherited by newly created
subdirectories.
One way to solve this problem is to allow the presence of this bit when
comparing the return of `test_modebits` with the expected value. But
then we may have the same problem in the future when other tests start
using `test_modebits` on directories (currently t4129 is the only one)
and forget about setgid. Instead, let's make the helper function more
robust with respect to the state of the setgid bit in the test directory
by removing this bit from the returning value. There should be no
problem with existing callers as no one currently expects this bit to be
on.
Note that the sticky bit (+t) and the setuid bit (u+s) are not
inherited, so we don't have to worry about those.
Reported-by: Kevin Daudt <me@ikke.info>
Signed-off-by: Matheus Tavares <matheus.bernardino@usp.br>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Our users are going to be trained to prepare for future change of
init.defaultBranch configuration variable.
* js/init-defaultbranch-advice:
init: provide useful advice about init.defaultBranch
get_default_branch_name(): prepare for showing some advice
branch -m: allow renaming a yet-unborn branch
init: document `init.defaultBranch` better
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To give ample warning for users wishing to override Git's the fall-back
for an unconfigured `init.defaultBranch` (in case we decide to change it
in a future Git version), let's introduce some advice that is shown upon
`git init` when that value is not set.
Note: two test cases in Git's test suite want to verify that the
`stderr` output of `git init` is empty. It is now necessary to suppress
the advice, we now do that via the `init.defaultBranch` setting. While
not strictly necessary, we also set this to `false` in
`test_create_repo()`.
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Random cleanup.
* fc/random-cleanup:
gitignore: remove entry for git serve
gitignore: drop duplicate entry for git-sh-i18n
tests: lib-functions: trivial style cleanups
test: completion: fix typos
.gitignore: remove dangling file
refspec: trivial cleanup
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"git apply" adjusted the permission bits of working-tree files and
directories according core.sharedRepository setting by mistake and
for a long time, which has been corrected.
* mt/do-not-use-scld-in-working-tree:
apply: don't use core.sharedRepository to create working tree files
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Junio C Hamano
Marc Strapetz
Derrick Stolee
Fabian Stelzer
Philippe Blain
Ævar Arnfjörð Bjarmason
Đoàn Trần Công Danh
Jeff King
Derrick Stolee
Abhishek Kumar
Denton Liu
Matheus Tavares
Johannes Schindelin