ADD: added new version of protobuf

libs/protobuf/csharp/compatibility_tests/v3.0.0/BUILD.bazel

@@ -1,16 +0,0 @@
-load("//build_defs:internal_shell.bzl", "inline_sh_test")
-
-# Run csharp compatibility test between 3.0.0 and the current version.
-inline_sh_test(
-    name = "tests",
-    srcs = ["test.sh"],
-    tools = ["//:protoc"],
-    deps = glob([
-      "src/**/*.cs*",  # .cs and .csproj
-      "protos/**/*.proto",
-    ]) + [
-      "//csharp:srcs",
-      "//:well_known_protos",
-    ],
-    cmd = "$(location test.sh) 3.0.0 $(rootpath //:protoc)"
-)

libs/protobuf/csharp/compatibility_tests/v3.0.0/src/Google.Protobuf.Test/Google.Protobuf.Test.csproj

@@ -6,7 +6,6 @@
     <AssemblyOriginatorKeyFile>../../keys/Google.Protobuf.snk</AssemblyOriginatorKeyFile>
     <SignAssembly>true</SignAssembly>
     <IsPackable>False</IsPackable>
-    <LangVersion>8.0</LangVersion>
   </PropertyGroup>
 
   <ItemGroup>

libs/protobuf/csharp/compatibility_tests/v3.0.0/test.sh

@@ -27,8 +27,6 @@ function run_test() {
 
 set -ex
 
-PROTOC=$(realpath ${2:-../../../bazel-bin/protoc})
-
 # Change to the script's directory.
 cd $(dirname $0)
 
@@ -47,7 +45,7 @@ OLD_VERSION_PROTOC=https://repo1.maven.org/maven2/com/google/protobuf/protoc/$OL
 echo "Running compatibility tests with $OLD_VERSION"
 
 # Check protoc
-[ -f $PROTOC ] || {
+[ -f ../../../src/protoc ] || {
   echo "[ERROR]: Please build protoc first."
   exit 1
 }
@@ -70,12 +68,12 @@ run_test "./old_protoc" "./old_protoc"
 # Test A.2:
 #   proto set 1: use new version
 #   proto set 2 which may import protos in set 1: use old version
-run_test "$PROTOC" "./old_protoc"
+run_test "../../../src/protoc" "./old_protoc"
 
 # Test A.3:
 #   proto set 1: use old version
 #   proto set 2 which may import protos in set 1: use new version
-run_test "./old_protoc" "$PROTOC"
+run_test "./old_protoc" "../../../src/protoc"
 
 rm old_protoc
 rm keys -r