From fb5ca0a204d6b2991f457433c8dd6a783dbd042f Mon Sep 17 00:00:00 2001
From: Vladimir Byko-Ianko <v.bykoianko@corp.mail.ru>
Date: Wed, 8 Jul 2020 17:15:20 +0300
Subject: [PATCH] [base] Tests on the exception catcher.

---
 base/base_tests/CMakeLists.txt      |  1 +
 base/base_tests/exception_tests.cpp | 47 +++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+)
 create mode 100644 base/base_tests/exception_tests.cpp

diff --git a/base/base_tests/CMakeLists.txt b/base/base_tests/CMakeLists.txt
index f3d7bdd061..0defb230d7 100644
--- a/base/base_tests/CMakeLists.txt
+++ b/base/base_tests/CMakeLists.txt
@@ -17,6 +17,7 @@ set(
   condition_test.cpp
   containers_test.cpp
   control_flow_tests.cpp
+  exception_tests.cpp
   fifo_cache_test.cpp
   file_name_utils_tests.cpp
   geo_object_id_tests.cpp
diff --git a/base/base_tests/exception_tests.cpp b/base/base_tests/exception_tests.cpp
new file mode 100644
index 0000000000..38dd9f20d4
--- /dev/null
+++ b/base/base_tests/exception_tests.cpp
@@ -0,0 +1,47 @@
+#include "testing/testing.hpp"
+
+#include "base/exception.hpp"
+
+#include <exception>
+
+namespace
+{
+int FuncDoesNotThrow() noexcept { return 1; }
+int FuncThrowsRootException() { throw RootException("RootException", "RootException"); }
+int FuncThrowsException() { throw std::exception(); }
+int FuncThrowsNumber() { throw 1; };
+
+int FuncDoesNotThrowArg(int) noexcept { return 1; }
+int FuncThrowsRootExceptionArg(int) { throw RootException("RootException", "RootException"); }
+int FuncThrowsExceptionArg(int) { throw std::exception(); }
+int FuncThrowsNumberArg(int) { throw 1; };
+
+UNIT_TEST(ExceptionCatcher_FunctionsWithoutArgs)
+{
+  ExceptionCatcher("ExceptionCatcher_Smoke", FuncDoesNotThrow);
+  ExceptionCatcher("ExceptionCatcher_Smoke", FuncThrowsRootException);
+  ExceptionCatcher("ExceptionCatcher_Smoke", FuncThrowsException);
+  ExceptionCatcher("ExceptionCatcher_Smoke", FuncThrowsNumber);
+}
+
+UNIT_TEST(ExceptionCatcher_Functions)
+{
+  ExceptionCatcher("ExceptionCatcher", FuncDoesNotThrowArg, 7);
+  ExceptionCatcher("ExceptionCatcher", FuncThrowsRootExceptionArg, 7);
+  ExceptionCatcher("ExceptionCatcher", FuncThrowsExceptionArg, 7);
+  ExceptionCatcher("ExceptionCatcher", FuncThrowsNumberArg, 7);
+}
+
+UNIT_TEST(ExceptionCatcher_Lambdas)
+{
+  ExceptionCatcher(
+      "ExceptionCatcher", [](int) { return 1; }, 7);
+  ExceptionCatcher(
+      "ExceptionCatcher", [](int) -> int { throw RootException("RootException", "RootException"); },
+      7);
+  ExceptionCatcher(
+      "ExceptionCatcher", [](int) -> int { throw std::exception(); }, 7);
+  ExceptionCatcher(
+      "ExceptionCatcher", [](int) -> int { throw 1; }, 7);
+}
+}  // namespace