1 files changed, 95 insertions, 0 deletions
diff --git a/absl/base/throw_delegate_test.cc b/absl/base/throw_delegate_test.cc
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+++ b/absl/base/throw_delegate_test.cc
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+// Copyright 2017 The Abseil Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "absl/base/internal/throw_delegate.h"
+
+#include <functional>
+#include <new>
+#include <stdexcept>
+
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
+namespace {
+
+using absl::base_internal::ThrowStdLogicError;
+using absl::base_internal::ThrowStdInvalidArgument;
+using absl::base_internal::ThrowStdDomainError;
+using absl::base_internal::ThrowStdLengthError;
+using absl::base_internal::ThrowStdOutOfRange;
+using absl::base_internal::ThrowStdRuntimeError;
+using absl::base_internal::ThrowStdRangeError;
+using absl::base_internal::ThrowStdOverflowError;
+using absl::base_internal::ThrowStdUnderflowError;
+using absl::base_internal::ThrowStdBadFunctionCall;
+using absl::base_internal::ThrowStdBadAlloc;
+
+constexpr const char* what_arg = "The quick brown fox jumps over the lazy dog";
+
+template <typename E>
+void ExpectThrowChar(void (*f)(const char*)) {
+  try {
+    f(what_arg);
+    FAIL() << "Didn't throw";
+  } catch (const E& e) {
+    EXPECT_STREQ(e.what(), what_arg);
+  }
+}
+
+template <typename E>
+void ExpectThrowString(void (*f)(const std::string&)) {
+  try {
+    f(what_arg);
+    FAIL() << "Didn't throw";
+  } catch (const E& e) {
+    EXPECT_STREQ(e.what(), what_arg);
+  }
+}
+
+template <typename E>
+void ExpectThrowNoWhat(void (*f)()) {
+  try {
+    f();
+    FAIL() << "Didn't throw";
+  } catch (const E& e) {
+  }
+}
+
+TEST(ThrowHelper, Test) {
+  // Not using EXPECT_THROW because we want to check the .what() message too.
+  ExpectThrowChar<std::logic_error>(ThrowStdLogicError);
+  ExpectThrowChar<std::invalid_argument>(ThrowStdInvalidArgument);
+  ExpectThrowChar<std::domain_error>(ThrowStdDomainError);
+  ExpectThrowChar<std::length_error>(ThrowStdLengthError);
+  ExpectThrowChar<std::out_of_range>(ThrowStdOutOfRange);
+  ExpectThrowChar<std::runtime_error>(ThrowStdRuntimeError);
+  ExpectThrowChar<std::range_error>(ThrowStdRangeError);
+  ExpectThrowChar<std::overflow_error>(ThrowStdOverflowError);
+  ExpectThrowChar<std::underflow_error>(ThrowStdUnderflowError);
+
+  ExpectThrowString<std::logic_error>(ThrowStdLogicError);
+  ExpectThrowString<std::invalid_argument>(ThrowStdInvalidArgument);
+  ExpectThrowString<std::domain_error>(ThrowStdDomainError);
+  ExpectThrowString<std::length_error>(ThrowStdLengthError);
+  ExpectThrowString<std::out_of_range>(ThrowStdOutOfRange);
+  ExpectThrowString<std::runtime_error>(ThrowStdRuntimeError);
+  ExpectThrowString<std::range_error>(ThrowStdRangeError);
+  ExpectThrowString<std::overflow_error>(ThrowStdOverflowError);
+  ExpectThrowString<std::underflow_error>(ThrowStdUnderflowError);
+
+  ExpectThrowNoWhat<std::bad_function_call>(ThrowStdBadFunctionCall);
+  ExpectThrowNoWhat<std::bad_alloc>(ThrowStdBadAlloc);
+}
+
+}  // namespace