Create alternate absl-prefixed versions of absl logging macros.

This will allow OSS code to use absl logging without necessarily polluting the preprocessor symbols with definitions for LOG and CHECK

PiperOrigin-RevId: 493404211
Change-Id: I7bc5807252218dd7fc26da3af13d5734ef8b2601
diff --git a/absl/log/log_basic_test.cc b/absl/log/log_basic_test.cc
new file mode 100644
index 0000000..b8d87c9
--- /dev/null
+++ b/absl/log/log_basic_test.cc
@@ -0,0 +1,21 @@
+//
+// Copyright 2022 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
+//
+//      https://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/log/log.h"
+
+#define ABSL_TEST_LOG LOG
+
+#include "gtest/gtest.h"
+#include "absl/log/log_basic_test_impl.h"