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From: Junio C Hamano <gitster@pobox.com>
To: Eric Sunshine <sunshine@sunshineco.com>
Cc: Derrick Stolee via GitGitGadget <gitgitgadget@gmail.com>,
	Git List <git@vger.kernel.org>, Jeff King <peff@peff.net>,
	Taylor Blau <me@ttaylorr.com>,
	Jonathan Tan <jonathantanmy@google.com>,
	Jonathan Nieder <jrnieder@gmail.com>,
	Derrick Stolee <dstolee@microsoft.com>
Subject: Re: [PATCH 1/2] partial-clone: demonstrate bugs in partial fetch
Date: Wed, 19 Feb 2020 13:17:57 -0800	[thread overview]
Message-ID: <xmqqblpue0oq.fsf@gitster-ct.c.googlers.com> (raw)
In-Reply-To: <CAPig+cT+MO_JmZf_qfxu8ZkPLWDOpZSe8rZxt-7LK4d6+RJ6JA@mail.gmail.com> (Eric Sunshine's message of "Wed, 19 Feb 2020 15:59:48 -0500")

Eric Sunshine <sunshine@sunshineco.com> writes:

> On Wed, Feb 19, 2020 at 3:52 PM Junio C Hamano <gitster@pobox.com> wrote:
>> "Derrick Stolee via GitGitGadget" <gitgitgadget@gmail.com> writes:
>> > +test_expect_failure 'verify fetch succeeds when asking for new tags' '
>> > +     git clone --filter=blob:none "file://$(pwd)/srv.bare" tag-test &&
>> > +     for i in I J K
>> > +     do
>> > +             test_commit -C src $i &&
>> > +             git -C src branch $i
>> > +     done &&
>> > +     git -C srv.bare fetch --tags origin +refs/heads/*:refs/heads/* &&
>> > +     git -C tag-test fetch --tags origin
>> > +'
>>
>> Is this about an ultra-recent regresssion?  When applied directly on
>> top of v2.25.0, this one seems to pass already without any change.
>
> True, although both fail when applied atop "master".

I flipped the first one (i.e. test #24) to expect success and run
bisect between 3f7553ac ("Merge branch 'jt/t5616-robustify'",
2020-02-12) and the tip of 'master'.

Interesting that bisecting it points at 684ceae3 ("fetch: default to
protocol version 2", 2019-12-23).

diff --git a/t/t5616-partial-clone.sh b/t/t5616-partial-clone.sh
index 9a9178fd28..099406c2f1 100755
--- a/t/t5616-partial-clone.sh
+++ b/t/t5616-partial-clone.sh
@@ -384,6 +384,32 @@ test_expect_success 'fetch lazy-fetches only to resolve deltas, protocol v2' '
 	grep "want $(cat hash)" trace
 '
 
+test_expect_success 'verify fetch succeeds when asking for new tags' '
+	git clone --filter=blob:none "file://$(pwd)/srv.bare" tag-test &&
+	for i in I J K
+	do
+		test_commit -C src $i &&
+		git -C src branch $i
+	done &&
+	git -C srv.bare fetch --tags origin +refs/heads/*:refs/heads/* &&
+	git -C tag-test fetch --tags origin
+'
+
+test_expect_failure 'verify fetch downloads only one pack when updating refs' '
+	git clone --filter=blob:none "file://$(pwd)/srv.bare" pack-test &&
+	ls pack-test/.git/objects/pack/*pack >pack-list &&
+	test_line_count = 2 pack-list &&
+	for i in A B C
+	do
+		test_commit -C src $i &&
+		git -C src branch $i
+	done &&
+	git -C srv.bare fetch origin +refs/heads/*:refs/heads/* &&
+	git -C pack-test fetch origin &&
+	ls pack-test/.git/objects/pack/*pack >pack-list &&
+	test_line_count = 3 pack-list
+'
+
 . "$TEST_DIRECTORY"/lib-httpd.sh
 start_httpd
 
-- 
2.25.1-440-g39558b81cc


  reply	other threads:[~2020-02-19 21:18 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-19 16:21 [PATCH 0/2] Document two partial clone bugs, fix one Derrick Stolee via GitGitGadget
2020-02-19 16:21 ` [PATCH 1/2] partial-clone: demonstrate bugs in partial fetch Derrick Stolee via GitGitGadget
2020-02-19 18:38   ` Eric Sunshine
2020-02-19 20:42     ` Derrick Stolee
2020-02-19 20:52   ` Junio C Hamano
2020-02-19 20:59     ` Eric Sunshine
2020-02-19 21:17       ` Junio C Hamano [this message]
2020-02-19 21:20         ` Derrick Stolee
2020-02-19 16:21 ` [PATCH 2/2] partial-clone: avoid fetching when looking for objects Derrick Stolee via GitGitGadget
2020-02-19 18:10   ` Jonathan Tan
2020-02-19 21:10 ` [PATCH 0/2] Document two partial clone bugs, fix one Derrick Stolee
2020-02-21 21:47 ` [PATCH v2 " Derrick Stolee via GitGitGadget
2020-02-21 21:47   ` [PATCH v2 1/2] partial-clone: demonstrate bugs in partial fetch Derrick Stolee via GitGitGadget
2020-02-21 21:47   ` [PATCH v2 2/2] partial-clone: avoid fetching when looking for objects Derrick Stolee via GitGitGadget
2020-02-22 17:25   ` [PATCH v2 0/2] Document two partial clone bugs, fix one Junio C Hamano

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