echo2_integration_test.cc

#include "test/integration/integration.h"
#include "test/integration/utility.h"

namespace Envoy {
class Echo2IntegrationTest : public BaseIntegrationTest,
                             public testing::TestWithParam<Network::Address::IpVersion> {

  std::string echoConfig() {
    return TestEnvironment::readFileToStringForTest(
        TestEnvironment::runfilesPath("echo2_server.yaml", "envoy_filter_example"));
  }

public:
  Echo2IntegrationTest() : BaseIntegrationTest(GetParam(), echoConfig()) {}
  /**
   * Initializer for an individual integration test.
   */
  void SetUp() override { BaseIntegrationTest::initialize(); }

  /**
   * Destructor for an individual integration test.
   */
  void TearDown() override {
    test_server_.reset();
    fake_upstreams_.clear();
  }
};

INSTANTIATE_TEST_SUITE_P(IpVersions, Echo2IntegrationTest,
                        testing::ValuesIn(TestEnvironment::getIpVersionsForTest()));

TEST_P(Echo2IntegrationTest, Echo) {
  std::string response;
  auto connection = createConnectionDriver(
      lookupPort("listener_0"), "hello",
      [&](Network::ClientConnection& conn, const Buffer::Instance& data) -> void {
        response.append(data.toString());
	conn.close(Network::ConnectionCloseType::FlushWrite);
      });

  connection->run();
  EXPECT_EQ("hello", response);
}
} // namespace Envoy