Re: [PATCHv3 1/2] t5520-pull: Add testcases showing spurious conflicts from git pull --rebase

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On Sun, Aug 8, 2010 at 2:55 PM, Elijah Newren <newren@xxxxxxxxx> wrote:
>
> Signed-off-by: Elijah Newren <newren@xxxxxxxxx>
> ---
>  t/t5520-pull.sh |   63 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
>  1 files changed, 63 insertions(+), 0 deletions(-)
>
> diff --git a/t/t5520-pull.sh b/t/t5520-pull.sh
> index 319e389..9099e55 100755
> --- a/t/t5520-pull.sh
> +++ b/t/t5520-pull.sh
> @@ -4,6 +4,11 @@ test_description='pulling into void'
>
>  . ./test-lib.sh
>
> +modify () {
> +       sed -e "$1" < "$2" > "$2".x &&
> +       mv "$2".x "$2"
> +}
> +
>  D=`pwd`
>
>  test_expect_success setup '
> @@ -160,4 +165,62 @@ test_expect_success 'pull --rebase works on branch yet to be born' '
>        test_cmp expect actual
>  '
>
> +test_expect_success 'setup for detecting upstreamed changes' '
> +       mkdir src &&
> +       (cd src &&
> +        git init &&
> +        for i in $(seq 1 10); do echo $i; done > stuff &&
> +        git add stuff &&
> +        git commit -m "Initial revision"
> +       ) &&
> +       git clone src dst &&
> +       (cd src &&
> +        modify s/5/43/ stuff &&
> +        git commit -a -m "5->43" &&
> +        modify s/6/42/ stuff &&
> +        git commit -a -m "Make it bigger" &&
> +        correct=$(git rev-parse HEAD)
> +       ) &&
> +       (cd dst &&
> +        modify s/5/43/ stuff &&
> +        git commit -a -m "Independent discovery of 5->43"
> +       )
> +'
> +
> +test_expect_failure 'git pull --rebase detects upstreamed changes' '
> +       (cd dst &&
> +        git pull --rebase &&
> +        test -z "$(git ls-files -u)"
> +       )
> +'
> +
> +test_expect_success 'setup for avoiding reapplying old patches' '
> +       (cd dst &&
> +        git rebase --abort;
> +        git reset --hard origin/master
> +       ) &&
> +       git clone --bare src src-replace.git &&
> +       rm -rf src &&
> +       mv src-replace.git src &&
> +       (cd dst &&
> +        modify s/2/22/ stuff &&
> +        git commit -a -m "Change 2" &&
> +        modify s/3/33/ stuff &&
> +        git commit -a -m "Change 3" &&
> +        modify s/4/44/ stuff &&
> +        git commit -a -m "Change 4" &&
> +        git push &&
> +
> +        modify s/44/55/ stuff &&
> +        git commit --amend -a -m "Modified Change 4"
> +       )
> +'
> +
> +test_expect_failure 'git pull --rebase does not reapply old patches' '
> +       (cd dst &&
> +        git pull --rebase;
> +        test 1 = $(find .git/rebase-apply -name "000*" | wc -l)
> +       )
> +'
> +
>  test_done
> --

Interdiff addressing Hannes' comments (given on previous series):

diff -u b/t/t5520-pull.sh b/t/t5520-pull.sh
--- b/t/t5520-pull.sh
+++ b/t/t5520-pull.sh
@@ -169,7 +169,7 @@
 	mkdir src &&
 	(cd src &&
 	 git init &&
-	 for i in $(seq 1 10); do echo $i; done > stuff &&
+	 printf "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n" > stuff &&
 	 git add stuff &&
 	 git commit -m "Initial revision"
 	) &&
@@ -178,8 +178,7 @@
 	 modify s/5/43/ stuff &&
 	 git commit -a -m "5->43" &&
 	 modify s/6/42/ stuff &&
-	 git commit -a -m "Make it bigger" &&
-	 correct=$(git rev-parse HEAD)
+	 git commit -a -m "Make it bigger"
 	) &&
 	(cd dst &&
 	 modify s/5/43/ stuff &&
@@ -196,7 +195,7 @@

 test_expect_success 'setup for avoiding reapplying old patches' '
 	(cd dst &&
-	 git rebase --abort;
+	 test_might_fail git rebase --abort &&
 	 git reset --hard origin/master
 	) &&
 	git clone --bare src src-replace.git &&
@@ -218,7 +217,7 @@

 test_expect_failure 'git pull --rebase does not reapply old patches' '
 	(cd dst &&
-	 git pull --rebase;
+	 test_must_fail git pull --rebase &&
 	 test 1 = $(find .git/rebase-apply -name "000*" | wc -l)
 	)
 '
--
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