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[RFC/PATCH] Windows tests: let $TRASH_DIRECTORY point to native Windows path

From
Karsten Blees <karsten.blees@gmail.com>
Date
Jul 29, 2014, 19:43 UTC
Message-ID
<53D7F97B.7060607@gmail.com>
In-Reply-To
<CACsJy8DqdTWqVimK0o4rcBXL==iZCsu1OgX2W9ZbgebcSDaKxg@mail.gmail.com>

MSYS programs typically understand native Windows paths (e.g C:/git), but native Windows programs (including MinGW) don't understand MSYS paths (e.g. /c/git).

On Windows, set TRASH_DIRECTORY to the absolute native path so that it can be used more easily in tests.

MSYS 'tar -f' interprets everything before ':' as hostname, not as drive letter. Change respective tests to use stdin / stdout instead of '-f'. Also use $TAR from GIT-BUILD-OPTIONS rather than hardcoded tar.

Signed-off-by: Karsten Blees <blees@dcon.de>
---
Am 25.07.2014 14:30, schrieb Duy Nguyen:
Show 16 quoted lines
> On Wed, Jul 23, 2014 at 9:17 PM, Karsten Blees <karsten.blees@gmail.com> wrote:
>> With the version in pu, three tests fail. t7001 is fixed with a newer 'cp'.
>> The other two are unrelated (introduced by nd/multiple-work-trees topic).
>>
>> * t1501-worktree: failed 1
>>   As of 5bbcb072 "setup.c: support multi-checkout repo setup"
>>   Using $TRASH_DIRECTORY doesn't work on Windows.
>>
>> * t2026-prune-linked-checkouts: failed 1
>>   As of 404a45f1 "prune: strategies for linked checkouts"
>>   Dito.
> 
> I need your help here. Would saving $(pwd) to a variable and using it
> instead of $TRASH_DIRECTORY work? Some tests "cd" around and $(pwd)
> may not be the same as $TRASH_DIRECTORY.
> 
Yes, that would work.

(Actually, you'd only need to change 'echo "$TRASH_DIR..."' in two places (both before cd'ing away). The other instances are parameters to non-msys programs and are thus automatically mangled by msys.dll.)

However, I wonder why we don't set up TRASH_DIRECTORY to the native Windows path. I believe we'd get much fewer 'special' cases that way. Ideally, you shouldn't have to worry about the intricacies of MSYS path mangling when writing tests...

[CCing msysgit for opinions]
 t/t3513-revert-submodule.sh | 4 ++--
 t/t6041-bisect-submodule.sh | 4 ++--
 t/test-lib.sh               | 1 +
 3 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/t/t3513-revert-submodule.sh b/t/t3513-revert-submodule.sh
index a1c4e02..4a44dd6 100755
--- a/t/t3513-revert-submodule.sh
+++ b/t/t3513-revert-submodule.sh
@@ -14,11 +14,11 @@ test_description='revert can handle submodules'
 git_revert () {
 	git status -su >expect &&
 	ls -1pR * >>expect &&
-	tar czf "$TRASH_DIRECTORY/tmp.tgz" * &&
+	"$TAR" cz * >"$TRASH_DIRECTORY/tmp.tgz" &&
 	git checkout "$1" &&
 	git revert HEAD &&
 	rm -rf * &&
-	tar xzf "$TRASH_DIRECTORY/tmp.tgz" &&
+	"$TAR" xz <"$TRASH_DIRECTORY/tmp.tgz" &&
 	git status -su >actual &&
 	ls -1pR * >>actual &&
 	test_cmp expect actual &&
diff --git a/t/t6041-bisect-submodule.sh b/t/t6041-bisect-submodule.sh
index c6b7aa6..0de614f 100755
--- a/t/t6041-bisect-submodule.sh
+++ b/t/t6041-bisect-submodule.sh
@@ -8,7 +8,7 @@ test_description='bisect can handle submodules'
 git_bisect () {
 	git status -su >expect &&
 	ls -1pR * >>expect &&
-	tar czf "$TRASH_DIRECTORY/tmp.tgz" * &&
+	"$TAR" cz * > "$TRASH_DIRECTORY/tmp.tgz" &&
 	GOOD=$(git rev-parse --verify HEAD) &&
 	git checkout "$1" &&
 	echo "foo" >bar &&
@@ -20,7 +20,7 @@ git_bisect () {
 	git bisect start &&
 	git bisect good $GOOD &&
 	rm -rf * &&
-	tar xzf "$TRASH_DIRECTORY/tmp.tgz" &&
+	"$TAR" xz <"$TRASH_DIRECTORY/tmp.tgz" &&
 	git status -su >actual &&
 	ls -1pR * >>actual &&
 	test_cmp expect actual &&
diff --git a/t/test-lib.sh b/t/test-lib.sh
index 5102340..5f6397b 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -868,6 +868,7 @@ case $(uname -s) in
 		md5sum "$@"
 	}
 	# git sees Windows-style pwd
+	TRASH_DIRECTORY=$(pwd -W)
 	pwd () {
 		builtin pwd -W
 	}
-- 
2.0.2.897.g7f80809.dirty

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Previous: Duy NguyenNext: Duy Nguyen
Message 18 of 19 in “What's cooking in git.git (Jul 2014, #04; Tue, 22)”
  1. Junio C HamanoJul 22, 2014
  2. Philip OakleyJul 23, 2014
  3. Junio C HamanoJul 23, 2014
  4. Philip OakleyJul 24, 2014
  5. Junio C HamanoJul 24, 2014
  6. Junio C HamanoJul 25, 2014
  7. Philip OakleyJul 28, 2014
  8. Everyday contents (was Re: What's cooking in git.git (Jul 2014, #04; Tue, 22))Junio C Hamano, Jul 30, 2014
  9. Junio C HamanoAug 5, 2014
  10. Philip OakleyAug 5, 2014
  11. Everday contents (was part of Re: What's cooking in git.git (Jul 2014, #04; Tue, 22))Philip Oakley, Aug 2, 2014
  12. Junio C HamanoAug 3, 2014
  13. Philip OakleyAug 3, 2014
  14. Junio C HamanoAug 4, 2014
  15. Karsten BleesJul 23, 2014
  16. Junio C HamanoJul 23, 2014
  17. Duy NguyenJul 25, 2014
  18. Windows tests: let $TRASH_DIRECTORY point to native Windows pathKarsten Blees, Jul 29, 2014
  19. Duy NguyenAug 27, 2014

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