Thread (23 messages) 23 messages, 5 authors, 2021-06-13

Re: [PATCH 2/2] t6020: do not mangle trailing spaces in output

From: Ævar Arnfjörð Bjarmason <hidden>
Date: 2021-06-05 17:06:33

On Tue, Jun 01 2021, Jiang Xin wrote:
From: Jiang Xin <redacted>

We used to call `make_user_friendly_and_stable_output` to mangle
trailing spaces in output before comparing with the expect file.
Ævar recommends generating expect file using pattern "'s/Z$//'" to
compare expect file with raw output.
I've tested both of these patches and they fix the reported issue on
that gcc45 machine.
quoted hunk ↗ jump to hunk
Suggested-by: Ævar Arnfjörð Bjarmason <redacted>
Signed-off-by: Jiang Xin <redacted>
---
 t/t6020-bundle-misc.sh | 89 ++++++++++++++++++++++--------------------
 1 file changed, 46 insertions(+), 43 deletions(-)
diff --git a/t/t6020-bundle-misc.sh b/t/t6020-bundle-misc.sh
index c6a8ea7f76..7ee43fb1df 100755
--- a/t/t6020-bundle-misc.sh
+++ b/t/t6020-bundle-misc.sh
@@ -83,7 +83,7 @@ test_commit_setvar () {
 
 # Format the output of git commands to make a user-friendly and stable
 # text.  We can easily prepare the expect text without having to worry
-# about future changes of the commit ID and spaces of the output.
+# about future changes of the commit ID.
 make_user_friendly_and_stable_output () {
 	sed \
 		-e "s/$A[0-9a-f]*/<COMMIT-A>/g" \
@@ -104,8 +104,11 @@ make_user_friendly_and_stable_output () {
 		-e "s/$P[0-9a-f]*/<COMMIT-P>/g" \
 		-e "s/$TAG1[0-9a-f]*/<TAG-1>/g" \
 		-e "s/$TAG2[0-9a-f]*/<TAG-2>/g" \
-		-e "s/$TAG3[0-9a-f]*/<TAG-3>/g" \
-		-e "s/ *\$//"
+		-e "s/$TAG3[0-9a-f]*/<TAG-3>/g"
+}
+
+format_and_save_expect () {
+	sed -e 's/^> //' -e 's/Z$//' >expect
 }
 
 #            (C)   (D, pull/1/head, topic/1)
@@ -180,11 +183,11 @@ test_expect_success 'create bundle from special rev: main^!' '
 
 	git bundle verify special-rev.bdl |
 		make_user_friendly_and_stable_output >actual &&
-	cat >expect <<-\EOF &&
-	The bundle contains this ref:
-	<COMMIT-P> refs/heads/main
-	The bundle requires this ref:
-	<COMMIT-O>
+	format_and_save_expect <<-\EOF &&
+	> The bundle contains this ref:
+	> <COMMIT-P> refs/heads/main
+	> The bundle requires this ref:
+	> <COMMIT-O> Z
 	EOF
 	test_cmp expect actual &&
I think for this test it would be better to just have the "Z" suffix and
leave off prefixing all the lines with ">". That's done in t0000.sh
because we have various empty lines, but here that's not the case.

I don't think that nit is worth a re-roll, and as you noted you're doing
some larger changes to these tests in follow-up patches.

It's just convenient to have the test_cmp expect input as close to
copy/paste-able as possible.
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