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2009-01-17test more combinations of ignore-whitespace options to diffLibravatar Keith Cascio1-0/+27
There are three flags involved (-w -b and --ignore-space-at-eol) which makes 8 combinations possible in total, but only 3 cases are tested (none, -w alone and -b alone). This adds the other 5 cases. Signed-off-by: Keith Cascio <keith@cs.ucla.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-08-24Merge branch 'maint' to sync with 1.6.0.1Libravatar Junio C Hamano1-0/+16
2008-08-23Respect core.autocrlf in combined diffLibravatar Alexander Gavrilov1-0/+16
Fix git-diff to make it produce useful 3-way diffs for merge conflicts in repositories with autocrlf enabled. Otherwise it always reports that the whole file was changed, because it uses the contents from the working tree without necessary conversion. Signed-off-by: Alexander Gavrilov <angavrilov@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-08-20Merge branch 'jc/test-deeper'Libravatar Junio C Hamano1-1/+1
* jc/test-deeper: tests: use $TEST_DIRECTORY to refer to the t/ directory
2008-08-20diff --check: do not get confused by new blank lines in the middleLibravatar Junio C Hamano1-0/+11
The code remembered that the last diff output it saw was an empty line, and tried to reset that state whenever it sees a context line, a non-blank new line, or a new hunk. However, this codepath asks the underlying diff engine to feed diff without any context, and the "just saw an empty line" state was not reset if you added a new blank line in the last hunk of your patch, even if it is not the last line of the file. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-08-17tests: use $TEST_DIRECTORY to refer to the t/ directoryLibravatar Junio C Hamano1-1/+1
Many test scripts assumed that they will start in a 'trash' subdirectory that is a single level down from the t/ directory, and referred to their test vector files by asking for files like "../t9999/expect". This will break if we move the 'trash' subdirectory elsewhere. To solve this, we earlier introduced "$TEST_DIRECTORY" so that they can refer to t/ directory reliably. This finally makes all the tests use it to refer to the outside environment. With this patch, and a one-liner not included here (because it would contradict with what Dscho really wants to do): | diff --git a/t/test-lib.sh b/t/test-lib.sh | index 70ea7e0..60e69e4 100644 | --- a/t/test-lib.sh | +++ b/t/test-lib.sh | @@ -485,7 +485,7 @@ fi | . ../GIT-BUILD-OPTIONS | | # Test repository | -test="trash directory" | +test="trash directory/another level/yet another" | rm -fr "$test" || { | trap - exit | echo >&5 "FATAL: Cannot prepare test area" all the tests still pass, but we would want extra sets of eyeballs on this type of change to really make sure. [jc: with help from Stephan Beyer on http-push tests I do not run myself; credits for locating silly quoting errors go to Olivier Marin.] Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-07-13t/: Use "test_must_fail git" instead of "! git"Libravatar Stephan Beyer1-14/+14
This patch changes every occurrence of "! git" -- with the meaning that a git call has to gracefully fail -- into "test_must_fail git". This is useful to - make sure the test does not fail because of a signal, e.g. SIGSEGV, and - advertise the use of "test_must_fail" for new tests. Signed-off-by: Stephan Beyer <s-beyer@gmx.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-06-26Teach "diff --check" about new blank lines at endLibravatar Junio C Hamano1-0/+6
When a patch adds new blank lines at the end, "git apply --whitespace" warns. This teaches "diff --check" to do the same. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-06-14mask necessary whitespace policy violations in test scriptsLibravatar Jeff King1-4/+4
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>
2008-05-24tests: do not use implicit "git diff --no-index"Libravatar Junio C Hamano1-6/+6
As a general principle, we should not use "git diff" to validate the results of what git command that is being tested has done. We would not know if we are testing the command in question, or locating a bug in the cute hack of "git diff --no-index". Rather use test_cmp for that purpose. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-02-15diff: Fix miscounting of --check outputLibravatar Junio C Hamano1-0/+9
c1795bb (Unify whitespace checking) incorrectly made the checking function return without incrementing the line numbers when there is no whitespace problem is found on a '+' line. This resurrects the earlier behaviour. Noticed and reported by Jay Soffian. The test script was stolen from Jay's independent fix. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-16whitespace: fix initial-indent checkingLibravatar J. Bruce Fields1-0/+15
After this patch, "written" counts the number of bytes up to and including the most recently seen tab. This allows us to detect (and count) spaces by comparing to "i". This allows catching initial indents like '\t ' (a tab followed by 8 spaces), while previously indent-with-non-tab caught only indents that consisted entirely of spaces. This also allows fixing an indent-with-non-tab regression, so we can again detect indents like '\t \t'. Also update tests to catch these cases. Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-16whitespace: fix off-by-one error in non-space-in-indent checkingLibravatar J. Bruce Fields1-2/+2
If there were no tabs, and the last space was at position 7, then positions 0..7 had spaces, so there were 8 spaces. Update test to check exactly this case. Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-14Use shorter error messages for whitespace problemsLibravatar Wincent Colaiuta1-1/+1
The initial version of the whitespace_error_string() function took the messages from builtin-apply.c rather than the shorter messages from diff.c. This commit addresses Junio's concern that these messages might be too long (now that we can emit multiple warnings per line). Signed-off-by: Wincent Colaiuta <win@wincent.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-13Add tests for "git diff --check" with core.whitespace optionsLibravatar Wincent Colaiuta1-20/+70
Make sure that "git diff --check" does the right thing when the core.whitespace options are set. While we are at it, correct many uses of test_expect_failure that ran sequence of commands. Signed-off-by: Wincent Colaiuta <win@wincent.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-13Unify whitespace checkingLibravatar Wincent Colaiuta1-1/+1
This commit unifies three separate places where whitespace checking was performed: - the whitespace checking previously done in builtin-apply.c is extracted into a function in ws.c - the equivalent logic in "git diff" is removed - the emit_line_with_ws() function is also removed because that also rechecks the whitespace, and its functionality is rolled into ws.c The new function is called check_and_emit_line() and it does two things: checks a line for whitespace errors and optionally emits it. The checking is based on lines of content rather than patch lines (in other words, the caller must strip the leading "+" or "-"); this was suggested by Junio on the mailing list to allow for a future extension to "git show" to display whitespace errors in blobs. At the same time we teach it to report all classes of whitespace errors found for a given line rather than reporting only the first found error. Signed-off-by: Wincent Colaiuta <win@wincent.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-13diff --check: minor fixupsLibravatar Junio C Hamano1-2/+2
There is no reason --exit-code and --check-diff must be mutually exclusive, so assign different bits to different results and allow them to be returned from the command. Introduce diff_result_code() to factor out the common code to decide final status code based on diffopt settings and use it everywhere. Update tests to match the above fix. Turning pager off when "diff --check" is used is a regression. Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-13"diff --check" should affect exit statusLibravatar Wincent Colaiuta1-1/+136
"git diff" has a --check option that can be used to check for whitespace problems but it only reported by printing warnings to the console. Now when the --check option is used we give a non-zero exit status, making "git diff --check" nicer to use in scripts and hooks. Signed-off-by: Wincent Colaiuta <win@wincent.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-12-12Fix "diff --check" whitespace detectionLibravatar Wincent Colaiuta1-0/+9
"diff --check" would only detect spaces before tabs if a tab was the last character in the leading indent. Fix that and add a test case to make sure the bug doesn't regress in the future. Signed-off-by: Wincent Colaiuta <win@wincent.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-07-02Rewrite "git-frotz" to "git frotz"Libravatar Junio C Hamano1-8/+8
This uses the remove-dashes target to replace "git-frotz" to "git frotz". Signed-off-by: Junio C Hamano <gitster@pobox.com>
2007-03-04Get rid of the dependency to GNU diff in the testsLibravatar Johannes Schindelin1-6/+6
Now that "git diff" handles stdin and relative paths outside the working tree correctly, we can convert all instances of "diff -u" to "git diff". This commit is really the result of $ perl -pi.bak -e 's/diff -u/git diff/' $(git grep -l "diff -u" t/) Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de> Signed-off-by: Junio C Hamano <junkio@cox.net> (cherry picked from commit c699a40d68215c7e44a5b26117a35c8a56fbd387)
2006-12-04diff -b: ignore whitespace at end of lineLibravatar Johannes Schindelin1-4/+2
This is _not_ the same as "treat eol as whitespace", since that would mean that multiple empty lines would be treated as equal to e.g. a space. Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de> Signed-off-by: Junio C Hamano <junkio@cox.net>
2006-10-13t4015: work-around here document problem on Cygwin.Libravatar Junio C Hamano1-6/+6
Signed-off-by: Junio C Hamano <junio@twinsun.com>
2006-10-12diff: fix 2 whitespace issuesLibravatar Johannes Schindelin1-0/+122
When whitespace or whitespace change was ignored, the function xdl_recmatch() returned memcmp() style differences, which is wrong, since it should return 0 on non-match. Also, there were three horrible off-by-one bugs, even leading to wrong hashes in the whitespace special handling. The issue was noticed by Ray Lehtiniemi. For good measure, this commit adds a test. Signed-off-by: Johannes Schindelin <Johannes.Schindelin@gmx.de> Signed-off-by: Junio C Hamano <junkio@cox.net>