2 files changed, 146 insertions, 0 deletions
diff --git a/vendor/gix-negotiate/tests/fixtures/generated-archives/make_repos.tar.xz b/vendor/gix-negotiate/tests/fixtures/generated-archives/make_repos.tar.xz
new file mode 100644
index 000000000..93e836931
--- /dev/null
+++ b/vendor/gix-negotiate/tests/fixtures/generated-archives/make_repos.tar.xz
diff --git a/vendor/gix-negotiate/tests/fixtures/make_repos.sh b/vendor/gix-negotiate/tests/fixtures/make_repos.sh
new file mode 100644
index 000000000..b1b96527d
--- /dev/null
+++ b/vendor/gix-negotiate/tests/fixtures/make_repos.sh
@@ -0,0 +1,146 @@
+#!/bin/bash
+set -eu -o pipefail
+
+function tick () {
+  if test -z "${tick+set}"
+  then
+    tick=1112911993
+  else
+    tick=$(($tick + 60))
+  fi
+  GIT_COMMITTER_DATE="$tick -0700"
+  GIT_AUTHOR_DATE="$tick -0700"
+  export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
+}
+
+tick
+function commit() {
+  local message=${1:?first argument is the commit message}
+  local file="$message.t"
+  echo "$1" > "$file"
+  git add -- "$file"
+  tick
+  git commit -m "$message"
+  git tag "$message"
+}
+
+function negotiation_tips () {
+  local tips=""
+  for arg in "$@"; do
+    tips+=" --negotiation-tip=$arg"
+  done
+  echo "$tips"
+}
+
+function trace_fetch_baseline () {
+  local remote="${1:?need remote url}"; shift
+  git -C client commit-graph write --no-progress --reachable
+  git -C client repack -adq
+
+  for algo in noop consecutive skipping; do
+    GIT_TRACE_PACKET="$PWD/baseline.$algo" \
+    git -C client -c fetch.negotiationAlgorithm="$algo" fetch --negotiate-only $(negotiation_tips "$@") \
+      --upload-pack 'unset GIT_TRACE_PACKET; git-upload-pack' \
+      "$remote" || :
+  done
+}
+
+
+(mkdir no_parents && cd no_parents
+  git init -q server && cd server
+    commit to_fetch
+  cd ..
+
+  (git init -q client && cd client
+    for i in $(seq 7); do
+      commit c$i
+    done
+  )
+
+  trace_fetch_baseline file://$PWD/server main
+)
+
+(mkdir two_colliding_skips && cd two_colliding_skips
+  git init -q server && cd server
+    commit to_fetch
+  cd ..
+
+  (git init -q client && cd client
+    for i in $(seq 11); do
+      commit c$i
+    done
+    git checkout c5
+    commit c5side
+  )
+
+  trace_fetch_baseline file://$PWD/server HEAD main
+)
+
+(mkdir advertisement_as_filter && cd advertisement_as_filter
+  git init -q server && cd server
+    commit c1
+    commit c2
+    commit c3
+    git tag -d c1 c2 c3
+  cd ..
+  git clone server client && cd client
+    commit c4
+    commit c5
+    git checkout c4^^
+    commit c2side
+  cd ..
+  (cd server
+    git checkout --orphan anotherbranch
+    commit to_fetch
+  )
+
+  trace_fetch_baseline origin HEAD main
+)
+
+
+(mkdir multi_round && cd multi_round
+  git init -q server && cd server
+    commit to_fetch
+  cd ..
+
+  git init -q client && cd client
+    for i in $(seq 8); do
+      git checkout --orphan b$i &&
+      commit b$i.c0
+    done
+
+    for j in $(seq 19); do
+      for i in $(seq 8); do
+        git checkout b$i &&
+        commit b$i.c$j
+      done
+    done
+  cd ..
+  (cd server
+    git fetch --no-tags "$PWD/../client" b1:refs/heads/b1
+    git checkout b1
+    commit commit-on-b1
+  )
+  trace_fetch_baseline file://$PWD/server $(ls client/.git/refs/heads | sort)
+)
+
+(mkdir clock_skew && cd clock_skew
+  git init -q server && cd server
+    commit to_fetch
+  cd ..
+
+  (git init -q client && cd client
+    tick=2000000000
+    commit c1
+    commit c2
+
+    tick=1000000000
+    git checkout c1
+    commit old1
+    commit old2
+    commit old3
+    commit old4
+  )
+
+  trace_fetch_baseline file://$PWD/server HEAD main
+)