Re: [PATCH v2 1/9] t3404: use test_cmp_rev

> From: Phillip Wood <phillip.wood@dunelm.org.uk>
>
> There are a number of places where we compare two revisions with
>     test $(git rev-parse rev1) = $(git rev-parse rev2)
> when these fail there's no indication what has gone wrong and you need
> to be running with `-x` to see where the test has failed. Lets use
> test_cmp_rev instead.

>
> Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk>
> ---
>  t/t3404-rebase-interactive.sh | 38 +++++++++++++++++------------------
>  1 file changed, 19 insertions(+), 19 deletions(-)
>
> diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
> index c573c99069..d8a05fd439 100755
> --- a/t/t3404-rebase-interactive.sh
> +++ b/t/t3404-rebase-interactive.sh
> @@ -191,7 +191,7 @@ test_expect_success 'no changes are a nop' '
>  	git checkout branch2 &&
>  	git rebase -i F &&
>  	test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
> -	test $(git rev-parse I) = $(git rev-parse HEAD)
> +	test_cmp_rev I HEAD
>  '
>  
>  test_expect_success 'test the [branch] option' '
> @@ -200,16 +200,16 @@ test_expect_success 'test the [branch] option' '
>  	git commit -m "stop here" &&
>  	git rebase -i F branch2 &&
>  	test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch2" &&
> -	test $(git rev-parse I) = $(git rev-parse branch2) &&
> -	test $(git rev-parse I) = $(git rev-parse HEAD)
> +	test_cmp_rev I branch2 &&
> +	test_cmp_rev I HEAD
>  '
>  
>  test_expect_success 'test --onto <branch>' '
>  	git checkout -b test-onto branch2 &&
>  	git rebase -i --onto branch1 F &&
>  	test "$(git symbolic-ref -q HEAD)" = "refs/heads/test-onto" &&
> -	test $(git rev-parse HEAD^) = $(git rev-parse branch1) &&
> -	test $(git rev-parse I) = $(git rev-parse branch2)
> +	test_cmp_rev HEAD^ branch1 &&
> +	test_cmp_rev I branch2
>  '
>  
>  test_expect_success 'rebase on top of a non-conflicting commit' '
> @@ -218,12 +218,12 @@ test_expect_success 'rebase on top of a non-conflicting commit' '
>  	git rebase -i branch2 &&
>  	test file6 = $(git diff --name-only original-branch1) &&
>  	test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
> -	test $(git rev-parse I) = $(git rev-parse branch2) &&
> -	test $(git rev-parse I) = $(git rev-parse HEAD~2)
> +	test_cmp_rev I branch2 &&
> +	test_cmp_rev I HEAD~2
>  '
>  
>  test_expect_success 'reflog for the branch shows state before rebase' '
> -	test $(git rev-parse branch1@{1}) = $(git rev-parse original-branch1)
> +	test_cmp_rev branch1@{1} original-branch1
>  '
>  
>  test_expect_success 'reflog for the branch shows correct finish message' '
> @@ -280,7 +280,7 @@ test_expect_success 'show conflicted patch' '
>  
>  test_expect_success 'abort' '
>  	git rebase --abort &&
> -	test $(git rev-parse new-branch1) = $(git rev-parse HEAD) &&
> +	test_cmp_rev new-branch1 HEAD &&
>  	test "$(git symbolic-ref -q HEAD)" = "refs/heads/branch1" &&
>  	test_path_is_missing .git/rebase-merge
>  '
> @@ -323,7 +323,7 @@ test_expect_success 'retain authorship w/ conflicts' '
>  	echo resolved >conflict &&
>  	git add conflict &&
>  	git rebase --continue &&
> -	test $(git rev-parse conflict-a^0) = $(git rev-parse HEAD^) &&
> +	test_cmp_rev conflict-a^0 HEAD^ &&
>  	git show >out &&
>  	grep AttributeMe out
>  '
> @@ -340,7 +340,7 @@ test_expect_success 'squash' '
>  			git rebase -i --onto master HEAD~2
>  	) &&
>  	test B = $(cat file7) &&
> -	test $(git rev-parse HEAD^) = $(git rev-parse master)
> +	test_cmp_rev HEAD^ master
>  '
>  
>  test_expect_success 'retain authorship when squashing' '
> @@ -399,9 +399,9 @@ test_expect_success REBASE_P 'preserve merges with -p' '
>  	git update-index --refresh &&
>  	git diff-files --quiet &&
>  	git diff-index --quiet --cached HEAD -- &&
> -	test $(git rev-parse HEAD~6) = $(git rev-parse branch1) &&
> -	test $(git rev-parse HEAD~4^2) = $(git rev-parse to-be-preserved) &&
> -	test $(git rev-parse HEAD^^2^) = $(git rev-parse HEAD^^^) &&
> +	test_cmp_rev HEAD~6 branch1 &&
> +	test_cmp_rev HEAD~4^2 to-be-preserved &&
> +	test_cmp_rev HEAD^^2^ HEAD^^^ &&
>  	test $(git show HEAD~5:file1) = B &&
>  	test $(git show HEAD~3:file1) = C &&
>  	test $(git show HEAD:file1) = E &&
> @@ -433,7 +433,7 @@ test_expect_success '--continue tries to commit' '
>  		git add file1 &&
>  		FAKE_COMMIT_MESSAGE="chouette!" git rebase --continue
>  	) &&
> -	test $(git rev-parse HEAD^) = $(git rev-parse new-branch1) &&
> +	test_cmp_rev HEAD^ new-branch1 &&
>  	git show HEAD | grep chouette
>  '
>  
> @@ -740,7 +740,7 @@ test_expect_success 'do "noop" when there is nothing to cherry-pick' '
>  		--author="Somebody else <somebody@else.com>" &&
>  	test $(git rev-parse branch3) != $(git rev-parse branch4) &&
>  	git rebase -i branch3 &&
> -	test $(git rev-parse branch3) = $(git rev-parse branch4)
> +	test_cmp_rev branch3 branch4
>  
>  '
>  
> @@ -799,7 +799,7 @@ test_expect_success 'rebase -i continue with unstaged submodule' '
>  	test_must_fail git rebase -i submodule-base &&
>  	git reset &&
>  	git rebase --continue &&
> -	test $(git rev-parse submodule-base) = $(git rev-parse HEAD)
> +	test_cmp_rev submodule-base HEAD
>  '
>  
>  test_expect_success 'avoid unnecessary reset' '
> @@ -822,7 +822,7 @@ test_expect_success 'reword' '
>  			git rebase -i A &&
>  		git show HEAD | grep "E changed" &&
>  		test $(git rev-parse master) != $(git rev-parse HEAD) &&
> -		test $(git rev-parse master^) = $(git rev-parse HEAD^) &&
> +		test_cmp_rev master^ HEAD^ &&
>  		FAKE_LINES="1 2 reword 3 4" FAKE_COMMIT_MESSAGE="D changed" \
>  			git rebase -i A &&
>  		git show HEAD^ | grep "D changed" &&
> @@ -886,7 +886,7 @@ test_expect_success 'always cherry-pick with --no-ff' '
>  		git diff HEAD~$p original-no-ff-branch~$p > out &&
>  		test_must_be_empty out
>  	done &&
> -	test $(git rev-parse HEAD~3) = $(git rev-parse original-no-ff-branch~3) &&
> +	test_cmp_rev HEAD~3 original-no-ff-branch~3 &&
>  	git diff HEAD~3 original-no-ff-branch~3 > out &&
>  	test_must_be_empty out
>  '