1 files changed, 72 insertions, 0 deletions
diff --git a/t/t5549-fetch-push-http.sh b/t/t5549-fetch-push-http.sh
new file mode 100755
index 0000000000..2cdebcb735
--- /dev/null
+++ b/t/t5549-fetch-push-http.sh
@@ -0,0 +1,72 @@
+#!/bin/sh
+
+test_description='fetch/push functionality using the HTTP protocol'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-httpd.sh
+start_httpd
+
+SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server"
+URI="$HTTPD_URL/smart/server"
+
+grep_wrote () {
+	object_count=$1
+	file_name=$2
+	grep 'write_pack_file/wrote.*"value":"'$1'"' $2
+}
+
+setup_client_and_server () {
+	git init client &&
+	test_when_finished 'rm -rf client' &&
+	test_commit -C client first_commit &&
+	test_commit -C client second_commit &&
+
+	git init "$SERVER" &&
+	test_when_finished 'rm -rf "$SERVER"' &&
+	test_config -C "$SERVER" http.receivepack true &&
+	test_commit -C "$SERVER" unrelated_commit &&
+	git -C client push "$URI" first_commit:refs/remotes/origin/first_commit &&
+	git -C "$SERVER" config receive.hideRefs refs/remotes/origin/first_commit
+}
+
+test_expect_success 'push without negotiation (for comparing object counts with the next test)' '
+	setup_client_and_server &&
+
+	GIT_TRACE2_EVENT="$(pwd)/event" git -C client -c protocol.version=2 \
+		push "$URI" refs/heads/main:refs/remotes/origin/main &&
+	test_when_finished "rm -f event" &&
+	grep_wrote 6 event # 2 commits, 2 trees, 2 blobs
+'
+
+test_expect_success 'push with negotiation' '
+	setup_client_and_server &&
+
+	GIT_TRACE2_EVENT="$(pwd)/event" git -C client -c protocol.version=2 -c push.negotiate=1 \
+		push "$URI" refs/heads/main:refs/remotes/origin/main &&
+	test_when_finished "rm -f event" &&
+	grep_wrote 3 event # 1 commit, 1 tree, 1 blob
+'
+
+test_expect_success 'push with negotiation proceeds anyway even if negotiation fails' '
+	setup_client_and_server &&
+
+	# Use protocol v0 to make negotiation fail (because protocol v0 does
+	# not support the "wait-for-done" capability, which is required for
+	# push negotiation)
+	GIT_TEST_PROTOCOL_VERSION=0 GIT_TRACE2_EVENT="$(pwd)/event" git -C client -c push.negotiate=1 \
+		push "$URI" refs/heads/main:refs/remotes/origin/main 2>err &&
+	test_when_finished "rm -f event" &&
+	grep_wrote 6 event && # 2 commits, 2 trees, 2 blobs
+
+	cat >warning-expect <<-EOF &&
+	warning: --negotiate-only requires protocol v2
+	warning: push negotiation failed; proceeding anyway with push
+EOF
+	grep warning: err >warning-actual &&
+	test_cmp warning-expect warning-actual
+'
+
+test_done