added cpp to ci

.github/workflows/main.yml

@@ -137,6 +137,9 @@ jobs:
           - lang: java
             docker-image: openjdk:11
             entrypoint: /bin/sh
+          - lang: cpp
+            docker-image: alpine
+            entrypoint: /bin/sh
 
     name: test-${{ matrix.lang }}-example
     runs-on: ubuntu-latest

ci/run-cpp-example.sh

@@ -0,0 +1,13 @@
+set -e
+
+./fake-gcs-server -backend memory -scheme http -port 8080 -external-url "http://localhost:8080" &
+
+(
+  apk add abseil-cpp-dev gtest-dev cmake make g++ nlohmann-json curl-dev git
+	cd examples/cpp
+	mkdir build
+	cd build
+	cmake ..
+	make -j$(nproc)
+	./cpp-example
+)

examples/cpp/.gitignore

@@ -0,0 +1 @@
+*build*

examples/cpp/CMakeLists.txt

@@ -1,19 +1,32 @@
 cmake_minimum_required (VERSION 3.2)
-set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD 11)
 project (fake-gcs-server-cpp-examples)
 include(FetchContent)
 
+find_package(GTest REQUIRED)
+find_package(absl CONFIG REQUIRED)
+
 set(GOOGLE_CLOUD_CPP_ENABLE storage CACHE INTERNAL storage-api)
 set(GOOGLE_CLOUD_CPP_ENABLE_MACOS_OPENSSL_CHECK OFF CACHE INTERNAL macos-openssl-check)
 set(BUILD_TESTING OFF CACHE INTERNAL testing-off)
+set(CRC32C_USE_GLOG OFF CACHE INTERNAL crc32c-glog-off)
+set(CRC32C_BUILD_TESTS OFF CACHE INTERNAL crc32c-gtest-off)
+set(CRC32C_BUILD_BENCHMARKS OFF CACHE INTERNAL crc32-benchmarks-off)
+set(CRC32C_INSTALL ON CACHE INTERNAL crc32-install-on)
+FetchContent_Declare(
+        crc32c
+        URL     https://github.com/google/crc32c/archive/refs/tags/1.1.1.tar.gz
+        URL_HASH SHA256=a6533f45b1670b5d59b38a514d82b09c6fb70cc1050467220216335e873074e8
+)
+FetchContent_MakeAvailable(crc32c)
+add_library(Crc32c::crc32c ALIAS crc32c)
 #TODO replace b03448411402c83082c279b246548d578dee05c7 with the next release which contains it
 FetchContent_Declare(google-cloud-cpp
-        GIT_REPOSITORY      git@github.com:googleapis/google-cloud-cpp.git
+        GIT_REPOSITORY      https://github.com/googleapis/google-cloud-cpp.git
         GIT_TAG             b03448411402c83082c279b246548d578dee05c7)
 FetchContent_MakeAvailable(google-cloud-cpp)
 
-add_executable(upload-example upload.cpp)
-target_link_libraries(upload-example google-cloud-cpp::storage)
-
-add_executable(list-bucket-example list_bucket.cpp)
-target_link_libraries(list-bucket-example google-cloud-cpp::storage)
+add_executable(cpp-example cpp-examples.cpp)
+target_include_directories(cpp-example PUBLIC ${google-cloud-cpp_INCLUDE_DIRS})
+target_link_libraries(cpp-example PUBLIC google-cloud-cpp::storage gtest)
+gtest_add_tests(TARGET cpp-example)

examples/cpp/cpp-examples.cpp

@@ -0,0 +1,26 @@
+#include <iostream>
+#include "gtest/gtest.h"
+#include "google/cloud/storage/client.h"
+
+using namespace google::cloud::storage;
+
+TEST(CppExamples, ResumableUploadTest) {
+  ClientOptions options(oauth2::CreateAnonymousCredentials());
+  options.set_endpoint("localhost:8080");
+  Client client(options, LimitedErrorCountRetryPolicy(2));
+  client.CreateBucket("my-bucket", BucketMetadata());
+  auto writer = client.WriteObject("my-bucket", "my-key");
+  writer << "hello world";
+  writer.Close();
+  auto result = writer.metadata();
+  ASSERT_TRUE(result.ok());
+  auto objects = client.ListObjects("my-bucket");
+  ASSERT_EQ(1, std::distance(objects.begin(), objects.end()));
+  ASSERT_TRUE(objects.begin()->ok());
+  EXPECT_EQ("my-key", objects.begin()->value().name());
+}
+
+int main(int argc, char **argv) {
+  ::testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}