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-rw-r--r-- | src/lib/testutils/gtest_utils.h | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/src/lib/testutils/gtest_utils.h b/src/lib/testutils/gtest_utils.h new file mode 100644 index 0000000..e7b10b2 --- /dev/null +++ b/src/lib/testutils/gtest_utils.h @@ -0,0 +1,92 @@ +// Copyright (C) 2019 Internet Systems Consortium, Inc. ("ISC") +// +// This Source Code Form is subject to the terms of the Mozilla Public +// License, v. 2.0. If a copy of the MPL was not distributed with this +// file, You can obtain one at http://mozilla.org/MPL/2.0/. + +#ifndef GTEST_UTILS_H +#define GTEST_UTILS_H + +#include <gtest/gtest.h> + +namespace isc { +namespace test { + +/// @brief Verifies an expected exception type and message +/// +/// If the statement does not generate the expected exception +/// containing the expected message it will generate a non-fatal +/// failure. +/// +/// @param statement - statement block to execute +/// @param etype - type of exception expected +/// @param emsg - exact content expected to be returned by ex.what() +#define EXPECT_THROW_MSG(statement,etype,emsg) \ +{ \ + try { \ + statement; \ + ADD_FAILURE() << "no exception, expected: " << #etype; \ + } catch (const etype& ex) { \ + EXPECT_EQ(std::string(ex.what()), emsg); \ + } catch (...) { \ + ADD_FAILURE() << "wrong exception type thrown, expected: " << #etype; \ + } \ +} \ + +/// @brief Verifies an expected exception type and message +/// +/// If the statement does not generate the expected exception +/// containing the expected message it will generate a fatal +/// failure. +/// +/// @param statement - statement block to execute +/// @param etype - type of exception expected +/// @param emsg - exact content expected to be returned by ex.what() +#define ASSERT_THROW_MSG(statement,etype,emsg) \ +{ \ + try { \ + statement; \ + GTEST_FAIL() << "no exception, expected: " << #etype; \ + } catch (const etype& ex) { \ + ASSERT_EQ(std::string(ex.what()), emsg); \ + } catch (...) { \ + GTEST_FAIL() << "wrong exception type thrown, expected: " << #etype; \ + } \ +} \ + +/// @brief Adds a non-fatal failure with exception info, if the given +/// expression throws. Note the type name emitted may be mangled. +/// +/// @param statement - statement block to execute +#define EXPECT_NO_THROW_LOG(statement) \ +{ \ + try { \ + statement; \ + } catch (const std::exception& ex) { \ + ADD_FAILURE() << #statement << " threw type: " << typeid(ex).name() \ + << ", what: " << ex.what(); \ + } catch (...) { \ + ADD_FAILURE() << #statement << "threw non-std::exception"; \ + } \ +} \ + +/// @brief Generates a fatal failure with exception info, if the given +/// expression throws. Note the type name emitted may be mangled. +/// +/// @param statement - statement block to execute +#define ASSERT_NO_THROW_LOG(statement) \ +{ \ + try { \ + statement; \ + } catch (const std::exception& ex) { \ + GTEST_FAIL() << #statement << " threw type: " << typeid(ex).name() \ + << ", what: " << ex.what(); \ + } catch (...) { \ + GTEST_FAIL() << #statement << " threw non-std::exception"; \ + } \ +} \ + +}; // end of isc::test namespace +}; // end of isc namespace + +#endif // GTEST_UTILS_H |