WIP: retrieve single entity

test/CMakeLists.txt

@@ -76,7 +76,8 @@ foreach (i RANGE "${len_test_cases}")
         ${CONAN_LIBS_GTEST} ${CONAN_LIBS_GRPC} ${CONAN_LIBS_ABSEIL}
         ${CONAN_LIBS_OPENSSL} ${CONAN_LIBS_C-ARES} ${CONAN_LIBS_BZIP2}
         ${CONAN_LIBS_PROTOBUF} ${CONAN_LIBS_ZLIB} ${CONAN_LIBS_RE2})
-    target_include_directories(${test_case_name} PUBLIC ${CONAN_INCLUDE_DIRS})
+    target_include_directories(${test_case_name}
+        PUBLIC ${CONAN_INCLUDE_DIRS} ${CMAKE_CURRENT_SOURCE_DIR})
     set_target_properties(${test_case_name}
         PROPERTIES
         CXX_CLANG_TIDY "${_CMAKE_CXX_CLANG_TIDY};${_CMAKE_CXX_CLANG_TIDY_CHECKS}"

test/caosdb_test_utility.h

+/*
+ *
+ * This file is a part of the CaosDB Project.
+ *
+ * Copyright (C) 2021 Timm Fitschen <t.fitschen@indiscale.com>
+ * Copyright (C) 2021 IndiScale GmbH <info@indiscale.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef CAOSDB_TEST_UTILITY_H
+#define CAOSDB_TEST_UTILITY_H
+/**
+ * WARNING: THIS FILE IS MAINTAINED AS PART OF THE caosdb-cpplib. Please commit
+ * changes there and keep these files in sync!
+ *
+ * @file caosdb_test_utility.h
+ * @brief Utility for the unit tests
+ * @author Timm Fitschen
+ * @date 2021-07-07
+ */
+#define EXPECT_THROW_MESSAGE(statement, exeption_type, message) EXPECT_THROW( \
+    try { \
+        statement; \
+    } catch (const exeption_type& e) { \
+        EXPECT_EQ(std::string(e.what()), message); \
+        throw; \
+    }, exeption_type)
+#define ASSERT_THROW_MESSAGE(statement, exeption_type, message) ASSERT_THROW( \
+    try { \
+        statement; \
+    } catch (const exeption_type& e) { \
+        ASSERT_EQ(std::string(e.what()), message); \
+        throw; \
+    }, exeption_type)
+#endif

test/test_connection.cpp

@@ -50,7 +50,7 @@ TEST(test_connection, connect_somehost_42347_fails) {
   auto config = std::make_shared<InsecureCaosDBConnectionConfig>(pHost, port);
   CaosDBConnection connection(config);
 
-  EXPECT_THROW(connection.getVersionInfo(), ConnectionError);
+  EXPECT_THROW(connection.GetVersionInfo(), ConnectionError);
 }
 
 TEST(test_connection, connection_insecure_authentication_error_wrong_credentials) {
@@ -65,7 +65,7 @@ TEST(test_connection, connection_insecure_authentication_error_wrong_credentials
   auto config = std::make_shared<InsecureCaosDBConnectionConfig>(host, port, auth);
   auto connection = CaosDBConnection(config);
 
-  EXPECT_THROW(connection.getVersionInfo(), AuthenticationError);
+  EXPECT_THROW(connection.GetVersionInfo(), AuthenticationError);
 }
 
 
@@ -77,7 +77,7 @@ TEST(test_connection, connection_insecure_authentication_error_anonymous) {
   auto config = std::make_shared<InsecureCaosDBConnectionConfig>(host, port);
   auto connection = CaosDBConnection(config);
 
-  EXPECT_THROW(connection.getVersionInfo(), AuthenticationError);
+  EXPECT_THROW(connection.GetVersionInfo(), AuthenticationError);
 }
 
 TEST(test_connection, connection_ssl_authentication_error_anonymous) {
@@ -90,7 +90,7 @@ TEST(test_connection, connection_ssl_authentication_error_anonymous) {
   auto config = std::make_shared<SslCaosDBConnectionConfig>(host, port, ssloptions);
   auto connection = CaosDBConnection(config);
 
-  EXPECT_THROW(connection.getVersionInfo(), AuthenticationError);
+  EXPECT_THROW(connection.GetVersionInfo(), AuthenticationError);
 }
 
 TEST(test_connection, connection_ssl_authentication_error_wrong_credentials) {
@@ -106,7 +106,7 @@ TEST(test_connection, connection_ssl_authentication_error_wrong_credentials) {
   auto config = std::make_shared<SslCaosDBConnectionConfig>(host, port, ssloptions, auth);
   auto connection = CaosDBConnection(config);
 
-  EXPECT_THROW(connection.getVersionInfo(), AuthenticationError);
+  EXPECT_THROW(connection.GetVersionInfo(), AuthenticationError);
 }
 
 TEST(test_connection, connection_ssl_authentication_success) {

test/test_transaction.cpp

+/*
+ * This file is a part of the CaosDB Project.
+ *
+ * Copyright (C) 2021 Timm Fitschen <t.fitschen@indiscale.com>
+ * Copyright (C) 2021 IndiScale GmbH <info@indiscale.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+#include "caosdb/transaction.h"
+#include <gtest/gtest-message.h>    // for Message
+#include <gtest/gtest-test-part.h>  // for SuiteApiResolver, TestPartResult
+#include <memory>                   // for make_shared, allocator, shared_ptr
+#include <string>                   // for string
+#include "caosdb/authentication.h"  // for PlainPasswordAuthenticator
+#include "caosdb/connection.h"      // for InsecureCaosDBConnectionConfig
+#include "caosdb/exceptions.h"      // for AuthenticationError, ConnectionError
+#include "caosdb/utils.h"           // for get_env_var
+#include "gtest/gtest_pred_impl.h"  // for Test, TEST, EXPECT_EQ, EXPECT_THROW
+
+namespace caosdb::transaction {
+
+TEST(test_transaction, first_test) {
+  auto port_str = caosdb::utils::get_env_var("CAOSDB_SERVER_GRPC_PORT_HTTP", "8080");
+  auto port = std::stoi(port_str);
+  const auto host = caosdb::utils::get_env_var("CAOSDB_SERVER_HOST", "localhost");
+  const auto user = caosdb::utils::get_env_var("CAOSDB_USER", "admin");
+  const auto password = caosdb::utils::get_env_var("CAOSDB_PASSWORD", "caosdb");
+
+  const auto *const description = "This is an entity";
+
+  auto auth = std::make_shared<PlainPasswordAuthenticator>(user, password);
+  auto config = std::make_shared<SslCaosDBConnectionConfig>(host, port, auth);
+  auto connection = CaosDBConnection(config);
+
+  auto transaction(connection.CreateTransaction());
+  transaction->Retrieve(caosdb::entity::EntityID("someid"));
+  transaction->Execute();
+  auto result_set(std::static_pointer_cast<caosdb::transaction::UniqueResult>(
+    transaction->GetResultSet()));
+
+  EXPECT_EQ(description, result_set->GetEntity().GetDescription());
+}
+
+} //namespace caosdb::connection