snapshot of https://github.com/grpc/grpc-go.git (master, 2026-09-15; blobs > 131072B omitted)

cmd/protoc-gen-go-grpc/protoc-gen-go-grpc_test.sh

@@ -0,0 +1,50 @@
+#!/bin/bash -e
+
+# Copyright 2024 gRPC authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Uncomment to enable debugging.
+# set -x
+
+WORKDIR="$(dirname $0)"
+TEMPDIR=$(mktemp -d)
+
+trap "rm -rf ${TEMPDIR}" EXIT
+
+# Build protoc-gen-go-grpc binary and add to $PATH.
+pushd "${WORKDIR}"
+go build -o "${TEMPDIR}" .
+PATH="${TEMPDIR}:${PATH}"
+popd
+
+protoc \
+    --go-grpc_out="${TEMPDIR}" \
+    --go-grpc_opt=paths=source_relative \
+    "examples/route_guide/routeguide/route_guide.proto"
+
+GOLDENFILE="examples/route_guide/routeguide/route_guide_grpc.pb.go"
+GENFILE="${TEMPDIR}/examples/route_guide/routeguide/route_guide_grpc.pb.go"
+
+# diff is piped to [[ $? == 1 ]] to avoid exiting on diff but exit on error
+# (like if the file was not found). See man diff for more info.
+DIFF=$(diff "${GOLDENFILE}" "${GENFILE}" || [[ $? == 1 ]])
+if [[ -n "${DIFF}" ]]; then
+    echo -e "ERROR: Generated file differs from golden file:\n${DIFF}"
+    echo -e "If you have made recent changes to protoc-gen-go-grpc," \
+     "please regenerate the golden files by running:" \
+     "\n\t go generate google.golang.org/grpc/..." >&2
+    exit 1
+fi
+
+echo SUCCESS