test_expect_success 'fetch something upstream has but hidden by clients shallow boundaries' '
# the blob "1" is available in .git but hidden by the
# shallow2/.git/shallow and it should be resent
- ! git --git-dir=shallow2/.git cat-file blob `echo 1|git hash-object --stdin` >/dev/null &&
+ ! git --git-dir=shallow2/.git cat-file blob $(echo 1|git hash-object --stdin) >/dev/null &&
echo 1 >1.t &&
git add 1.t &&
git commit -m add-1-back &&
EOF
test_cmp expect actual
) &&
- git --git-dir=shallow2/.git cat-file blob `echo 1|git hash-object --stdin` >/dev/null
+ git --git-dir=shallow2/.git cat-file blob $(echo 1|git hash-object --stdin) >/dev/null
'
test_expect_success POSIXPERM,SANITY 'shallow fetch from a read-only repo' '
cp -R .git read-only.git &&
- find read-only.git -print | xargs chmod -w &&
test_when_finished "find read-only.git -type d -print | xargs chmod +w" &&
+ find read-only.git -print | xargs chmod -w &&
git clone --no-local --depth=2 read-only.git from-read-only &&
git --git-dir=from-read-only/.git log --format=%s >actual &&
cat >expect <<EOF &&
test_cmp expect actual
'
+test_expect_success '.git/shallow is edited by repack' '
+ git init shallow-server &&
+ test_commit -C shallow-server A &&
+ test_commit -C shallow-server B &&
+ git -C shallow-server checkout -b branch &&
+ test_commit -C shallow-server C &&
+ test_commit -C shallow-server E &&
+ test_commit -C shallow-server D &&
+ d="$(git -C shallow-server rev-parse --verify D^0)" &&
+ git -C shallow-server checkout master &&
+
+ git clone --depth=1 --no-tags --no-single-branch \
+ "file://$PWD/shallow-server" shallow-client &&
+
+ : now remove the branch and fetch with prune &&
+ git -C shallow-server branch -D branch &&
+ git -C shallow-client fetch --prune --depth=1 \
+ origin "+refs/heads/*:refs/remotes/origin/*" &&
+ git -C shallow-client repack -adfl &&
+ test_must_fail git -C shallow-client rev-parse --verify $d^0 &&
+ ! grep $d shallow-client/.git/shallow &&
+
+ git -C shallow-server branch branch-orig $d &&
+ git -C shallow-client fetch --prune --depth=2 \
+ origin "+refs/heads/*:refs/remotes/origin/*"
+'
+
+. "$TEST_DIRECTORY"/lib-httpd.sh
+start_httpd
+
+REPO="$HTTPD_DOCUMENT_ROOT_PATH/repo"
+
+test_expect_success 'shallow fetches check connectivity before writing shallow file' '
+ rm -rf "$REPO" client &&
+
+ git init "$REPO" &&
+ test_commit -C "$REPO" one &&
+ test_commit -C "$REPO" two &&
+ test_commit -C "$REPO" three &&
+
+ git init client &&
+
+ # Use protocol v2 to ensure that shallow information is sent exactly
+ # once by the server, since we are planning to manipulate it.
+ git -C "$REPO" config protocol.version 2 &&
+ git -C client config protocol.version 2 &&
+
+ git -C client fetch --depth=2 "$HTTPD_URL/one_time_sed/repo" master:a_branch &&
+
+ # Craft a situation in which the server sends back an unshallow request
+ # with an empty packfile. This is done by refetching with a shorter
+ # depth (to ensure that the packfile is empty), and overwriting the
+ # shallow line in the response with the unshallow line we want.
+ printf "s/0034shallow %s/0036unshallow %s/" \
+ "$(git -C "$REPO" rev-parse HEAD)" \
+ "$(git -C "$REPO" rev-parse HEAD^)" \
+ >"$HTTPD_ROOT_PATH/one-time-sed" &&
+ test_must_fail git -C client fetch --depth=1 "$HTTPD_URL/one_time_sed/repo" \
+ master:a_branch &&
+
+ # Ensure that the one-time-sed script was used.
+ ! test -e "$HTTPD_ROOT_PATH/one-time-sed" &&
+
+ # Ensure that the resulting repo is consistent, despite our failure to
+ # fetch.
+ git -C client fsck
+'
+
+stop_httpd
+
test_done