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Pass the bad tags we've created in the mktag tests through
fast-export, it will die on the bad object or ref, let's make sure
that happens.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add a "for-each-ref" for all the mktag tests. This test would have
caught the segfault which was fixed in c6854508808 (ref-filter: fix
NULL check for parse object failure, 2021-04-01). Let's make sure we
test that code more exhaustively.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Extend the mktag tests to pass the created bad tag through update-ref
and fsck.
The reason for passing it through update-ref is to guard against it
having a segfault as for-each-ref did before c6854508808 (ref-filter:
fix NULL check for parse object failure, 2021-04-01).
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Extend the mktag tests to pass the tag we've created through both
hash-object --literally and fsck.
This checks that fsck itself will not complain about certain invalid
content if a reachable tip isn't involved. Due to how fsck works and
walks the graph the failure will be different if the object is
reachable, so we might succeed before we've created the ref.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change the mktag --no-strict test to actually test success under
--no-strict, that test was added in 06ce79152be (mktag: add a
--[no-]strict option, 2021-01-06).
It doesn't make sense to check that we have the same failure except
when we want --no-strict, by doing that we're assuming that the
behavior will be different under --no-strict, bun nothing was testing
for that.
We should instead assert that --strict is the same as --no-strict,
except in the cases where we've declared that it's not.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change check_verify_failure() helper to parse out options from
$@. This makes it easier to add new options in the future. See
06ce79152be (mktag: add a --[no-]strict option, 2021-01-06) for the
initial implementation.
Let's also replace "" quotes with '' for the test body, the varables
we need are eval'd into the body, so there's no need for the quoting
confusion.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Remove a stray "xb" I inadvertently introduced in 780aa0a21e0 (tests:
remove last uses of GIT_TEST_GETTEXT_POISON=false, 2021-02-11).
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Follow-up my 73c01d25fe2 (tests: remove uses of
GIT_TEST_GETTEXT_POISON=false, 2021-01-20) by removing the last uses
of GIT_TEST_GETTEXT_POISON=*.
These assignments were part of branch that was in-flight at the time
of the gettext poison removal. See 466f94ec45e (Merge branch
'ab/detox-gettext-tests', 2021-02-10) and c7d6d419b0d (Merge branch
'ab/mktag', 2021-01-25) for the merging of the two branches.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Now that mktag has been migrated to use the fsck machinery to check
its input, it makes sense to teach it to run in the equivalent of "git
fsck"'s default mode.
For cases where mktag is used to (re)create a tag object using data
from an existing and malformed tag object, the validation may
optionally have to be loosened. Teach the command to take the
"--[no-]strict" option to do so.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Convert the "mktag" command to use parse-options.h instead of its own
ad-hoc argc handling. This doesn't matter much in practice since it
doesn't support any options, but removes another special-case in our
codebase, and makes it easier to add options to it in the future.
It does marginally improve the situation for programs that want to
execute git commands in a consistent manner and e.g. always use
--end-of-options. E.g. "gitaly" does that, and has a blacklist of
built-ins that don't support --end-of-options. This is one less
special case for it and other similar programs to support.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change mktag's acceptance rules to accept an empty body without an
empty line after the header again. This fixes an ancient unintended
dregression in "mktag".
When "mktag" was introduced in ec4465adb3 (Add "tag" objects that can
be used to sign other objects., 2005-04-25) the input checks were much
looser. When it was documented it 6cfec03680 (mktag: minimally update
the description., 2007-06-10) it was clearly intended for this \n to
be optional:
The message, when [it] exists, is separated by a blank line from
the header.
But then in e0aaf781f6 (mktag.c: improve verification of tagger field
and tests, 2008-03-27) this was made an error, seemingly by
accident. It was just a result of the general header checks, and all
the tests after that patch have a trailing empty line (but did not
before).
Let's allow this again, and tweak the test semantics changed in
e0aaf781f6 to remove the redundant empty line. New tests added in
previous commits of mine already added an explicit test for allowing
the empty line between header and body.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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In earlier commits mktag learned to use the fsck machinery, at which
point we needed to add fsck.extraHeaderEntry so it could be as strict
about extra headers as it's been ever since it was implemented.
But it's not nice to need to switch away from "mktag" to "hash-object"
+ manual "fsck" just because you'd like to have an extra header. So
let's support turning it off by getting "fsck.*" variables from the
config.
Pedantically speaking it's still not possible to make "mktag" behave
just like "hash-object -t tag" does, since we're unconditionally going
to check the referenced object in verify_object_in_tag(), which is our
own check, and not one that exists in fsck.c.
But the spirit of "this works like fsck" is preserved, in that if you
created such a tag with "hash-object" and did a full "fsck" on the
repository it would also error out about that invalid object, it just
wouldn't emit the same message as fsck does.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change the validation logic in "mktag" to use fsck's fsck_tag()
instead of its own custom parser. Curiously the logic for both dates
back to the same commit[1]. Let's unify them so we're not maintaining
two sets functions to verify that a tag is OK.
The behavior of fsck_tag() and the old "mktag" code being removed here
is different in few aspects.
I think it makes sense to remove some of those checks, namely:
A. fsck only cares that the timezone matches [-+][0-9]{4}. The mktag
code disallowed values larger than 1400.
Yes there's currently no timezone with a greater offset[2], but
since we allow any number of non-offical timezones (e.g. +1234)
passing this through seems fine. Git also won't break in the
future if e.g. French Polynesia decides it needs to outdo the Line
Islands when it comes to timezone extravagance.
B. fsck allows missing author names such as "tagger <email>", mktag
wouldn't, but would allow e.g. "tagger [2 spaces] <email>" (but
not "tagger [1 space] <email>"). Now we allow all of these.
C. Like B, but "mktag" disallowed spaces in the <email> part, fsck
allows it.
In some ways fsck_tag() is stricter than "mktag" was, namely:
D. fsck disallows zero-padded dates, but mktag didn't care. So
e.g. the timestamp "0000000000 +0000" produces an error now. A
test in "t1006-cat-file.sh" relied on this, it's been changed to
use "hash-object" (without fsck) instead.
There was one check I deemed worth keeping by porting it over to
fsck_tag():
E. "mktag" did not allow any custom headers, and by extension (as an
empty commit is allowed) also forbade an extra stray trailing
newline after the headers it knew about.
Add a new check in the "ignore" category to fsck and use it. This
somewhat abuses the facility added in efaba7cc77f (fsck:
optionally ignore specific fsck issues completely, 2015-06-22).
This is somewhat of hack, but probably the least invasive change
we can make here. The fsck command will shuffle these categories
around, e.g. under --strict the "info" becomes a "warn" and "warn"
becomes "error". Existing users of fsck's (and others,
e.g. index-pack) --strict option rely on this.
So we need to put something into a category that'll be ignored by
all existing users of the API. Pretending that
fsck.extraHeaderEntry=error ("ignore" by default) was set serves
to do this for us.
1. ec4465adb38 (Add "tag" objects that can be used to sign other
objects., 2005-04-25)
2. https://en.wikipedia.org/wiki/List_of_UTC_time_offsets
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add tests to demonstrate what "mktag" does in the face of replaced
objects.
There was an existing test for replaced objects fed to "mktag" added
in cc400f50112 (mktag: call "check_sha1_signature" with the
replacement sha1, 2009-01-23), but that one only tests a
commit->commit mapping. Not a mapping to a different type as like
we're also testing for here. We could remove the "mktag" test in
t6050-replace.sh now if the created tag wasn't being used by a
subsequent "fsck" test.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The verify_object() function in "mktag.c" is tasked with ensuring that
our tag refers to a valid object.
The existing test for this might fail because it was also testing that
"type taggg" didn't refer to a valid object type (it should be "type
tag"), or because we referred to a valid object but got the type
wrong.
Let's split these tests up, so we're testing all combinations of a
non-existing object and in invalid/wrong "type" lines.
We need to provide GIT_TEST_GETTEXT_POISON=false here because the
"invalid object type" error is emitted by
parse_loose_header_extended(), which has that message already marked
for translation. Another option would be to use test_i18ngrep, but I
prefer always running the test, not skipping it under gettext poison
testing.
I'm not testing this in combination with "git replace". That'll be
done in 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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Change all the successful "mktag" tests to test that "hash-object"
produces the same hash for the input, and that fsck passes for
both.
This tests e.g. that "mktag" doesn't trim its input or otherwise munge
it in a way that "hash-object" doesn't.
Since we're doing an "fsck --strict" here at the end let's incorporate
the creation of the "mytag" name into this test, removing the
special-case at the end of the file.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Add tests for a couple of whitespace edge cases around the header/body
boundary.
I consider the requirement for a blank line before the empty body a
bug, it's a long-standing regression which goes against the command's
documented behavior. This bug will be addressed in a follow-up change.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change the last test in the file to run an "fsck --strict" after
creating the tag at the end.
We're just doing this for good measure to check that fsck behaves as
expected now that there's finally a reference for our valid tag. Other
tests going to be checking this elsewhere, but it's nice to cover all
the edge cases in this test to make it as self-contained as possible.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change a test added in e0aaf781f6 (mktag.c: improve verification of
tagger field and tests, 2008-03-27) to not create "mytag", which
should only be created and verified at the end in an earlier test
added in 446c6faec6 (New tests and en-passant modifications to mktag.,
2006-07-29).
While we're at it let's prevent a similar logic error from creeping
into the test by asserting that "mytag" doesn't exist before we create
it. Let's do this by moving the test to use "update-ref", instead of
our own homebrew ad-hoc refstore update.
We're not really testing for anything yet by creating the tag at the
end here. A subsequent commit will change that.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Remove the redirection of stderr to "message" in the valid tag
test. This pattern seems to have been copy/pasted from the failure
case in 446c6faec6 (New tests and en-passant modifications to mktag.,
2006-07-29).
While I'm at it do the same for the "replace" tests. The tag creation
I'm changing here seems to have been copy/pasted from the "mktag"
tests to those tests in cc400f50112 (mktag: call
"check_sha1_signature" with the replacement sha1, 2009-01-23).
Nobody examines the contents of the resulting "message" file, so the
net result is that error messages cannot be seen in "sh t3800-mktag.sh
-v" output.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Change the tests amended in acb49d1cc8b (t3800: make hash-size
independent, 2019-08-18) even more to make them independent of either
SHA-1 or SHA-256.
Some of these tests were failing for the wrong reasons. The first one
being modified here would fail because the line starts with "xxxxxx"
instead of "object", the rest of the line doesn't matter.
Let's just put a valid hash on the rest of the line anyway to narrow
the test down for just the s/object/xxxxxx/ case.
The second one being modified here would fail under
GIT_TEST_DEFAULT_HASH=sha256 because <some sha-1 length garbage> is an
invalid SHA-256, but we should really be testing <some sha-256 length
garbage> when under SHA-256.
This doesn't really matter since we should be able to trust other
parts of the code to validate things in the 0-9a-f range, but let's
keep it for good measure.
There's a later test which tests an invalid SHA which looks like a
valid one, to stress the "We refuse to tag something we can't
verify[...]" logic in mktag.c.
But here we're testing for a SHA-length string which contains
characters outside of the /[0-9a-f]/i set.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Replace ad-hoc setup of a single commit in the "mktag" tests with our
standard helper pattern. The old setup dated back to 446c6faec69 (New
tests and en-passant modifications to mktag., 2006-07-29) before the
helper existed.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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The use of a subshell dates back to e9b20943b77 (t/t3800: do not use a
temporary file to hold expected result., 2008-01-04). It's not needed
anymore, if it ever was.
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Now that we call test_oid_init in the setup for all test scripts,
there's no point in calling it individually. Remove all of the places
where we've done so to help keep tests tidy.
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Reviewed-by: Eric Sunshine <sunshine@sunshineco.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Replace references to several hard-coded object IDs with a variable
referring to the generated commit. Avoid matching on exact character
positions, which will be different depending on the hash in use. In the
test for a valid object ID, use an obviously invalid one from the lookup
table.
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Several tests did not use test_expect_success for their setup
commands. Putting these start commands into the testing framework
means both that errors during setup will be caught quickly and that
non-error text will be suppressed without -v.
Signed-off-by: Brian Gernhardt <brian@gernhardtsoftware.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Converts tests between t0050-t3903.
Signed-off-by: Nanako Shiraishi <nanako3@lavabit.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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All of these violations are necessary parts of the tests
(which are generally checking the behavior of trailing
whitespace, or contain diff fragments with empty lines).
Our solution is two-fold:
1. Process input with whitespace problems using tr. This
has the added bonus that it becomes very obvious where
the bogus whitespace is intended to go.
2. Move large diff fragments into their own supplemental
files. This gets rid of the whitespace problem, since
supplemental files are not checked, and it also makes
the test script a bit easier to read.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Update the verify_tag() function to remove an unnecessary test, and add
additional check for angle brackets in the name and email field, and
spaces in the email field. The timestamp and timezone sections are made
more straight forward by using strspn().
Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Since nearly its birth, git's tags have included a "tagger" field which
describes the name of tagger, email of tagger, and date and time of tagging.
But, this field was only loosely tested by git-mktag. Provide some thorough
testing for this field and also ensure that the tag header is separated
from the tag body by an empty line to reduce the convenience of creating
a flawed tag.
Signed-off-by: Brandon Casey <casey@nrlssc.navy.mil>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Signed-off-by: Junio C Hamano <gitster@pobox.com>
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It is a good practice to write program output to a temporary file
during the test, as it would allow easier postmortem when the tested
program does break. But there is no benefit in writing the expected
output out to the temporary.
This actually fixes a bug in check_verify_failure() routine.
The intention of the test seems to make sure the "git mktag" command
fails, and it spits out the expected error message. But if the
command did not fail as expected, the shell function as originally
written would not have detected the failure.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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There is nothing _wrong_ with egrep per se, but this way we
would have less dependency on external tools.
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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This uses the remove-dashes target to replace "git-frotz" to "git frotz".
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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Signed-off-by: Junio C Hamano <junkio@cox.net>
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Not all echos know -n. This was causing a test failure in
t5401-update-hooks.sh, but not t3800-mktag.sh for some reason.
Signed-off-by: Jason Riedy <ejr@cs.berkeley.edu>
Signed-off-by: Junio C Hamano <junkio@cox.net>
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These changes were originally part of the next patch, but have been
split out since they were peripheral to the main purpose of that patch.
- update comment describing the signature format to reflect
the current code.
- remove trailing \n in calls to error(), since a \n is already
provided by error().
- remove redundant call to get_sha1_hex().
- call sha1_to_hex(sha1) to convert to ascii, rather than attempting
to print the raw sha1.
The new tests provide a regression suite to support the modifications
to git-mktag in this and the next patch.
Signed-off-by: Ramsay Allan Jones <ramsay@ramsay1.demon.co.uk>
Signed-off-by: Junio C Hamano <junkio@cox.net>
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