CMake / Kokoro: Build and run system-unittests.

CMakeLists.txt

@@ -1167,6 +1167,40 @@ if(SWIFTSHADER_BUILD_TESTS)
     if(NOT WIN32)
         target_link_libraries(math-unittests pthread ${SWIFTSHADER_LIBS})
     endif()
+
+    # System unit tests
+    set(SYSTEM_UNITTESTS_LIST
+        ${SOURCE_DIR}/System/Debug.cpp
+        ${SOURCE_DIR}/System/Memory.cpp
+
+        ${TESTS_DIR}/SystemUnitTests/main.cpp
+        ${TESTS_DIR}/SystemUnitTests/unittests.cpp
+    )
+
+    if(LINUX OR ANDROID)
+        list(APPEND SYSTEM_UNITTESTS_LIST
+            ${SOURCE_DIR}/System/Linux/MemFd.cpp
+            ${SOURCE_DIR}/System/Linux/MemFd.hpp
+        )
+    endif()
+
+    set(SYSTEM_UNITTESTS_INCLUDE_DIR
+        ${CMAKE_CURRENT_SOURCE_DIR}/src/
+    )
+
+    add_executable(system-unittests ${SYSTEM_UNITTESTS_LIST})
+    set_target_properties(system-unittests PROPERTIES
+        INCLUDE_DIRECTORIES "${SYSTEM_UNITTESTS_INCLUDE_DIR}"
+        FOLDER "Tests"
+        COMPILE_OPTIONS "${SWIFTSHADER_COMPILE_OPTIONS};${WARNINGS_AS_ERRORS}"
+        LINK_FLAGS "${SWIFTSHADER_LINK_FLAGS}"
+    )
+
+    target_link_libraries(system-unittests gtest gmock)
+    if(NOT WIN32)
+        target_link_libraries(system-unittests pthread ${SWIFTSHADER_LIBS})
+    endif()
+
 endif(SWIFTSHADER_BUILD_TESTS)
 
 if(SWIFTSHADER_BUILD_BENCHMARKS)

tests/SystemUnitTests/main.cpp

+// Copyright 2020 The SwiftShader Authors. All Rights Reserved.
+//
+// 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 "gtest/gtest.h"
+
+int main(int argc, char **argv)
+{
+	::testing::InitGoogleTest(&argc, argv);
+	return RUN_ALL_TESTS();
+}

tests/kokoro/gcp_ubuntu/continuous.sh

@@ -35,6 +35,7 @@ cd .. # Some tests must be run from project root
 
 build/ReactorUnitTests
 build/gles-unittests
+build/system-unittests
 build/vk-unittests
 
 # Incrementally build and run rr::Print unit tests

tests/kokoro/gcp_windows/continuous.bat

@@ -44,6 +44,9 @@ if !ERRORLEVEL! neq 0 exit /b !ERRORLEVEL!
 build\Debug\gles-unittests.exe
 if !ERRORLEVEL! neq 0 exit /b !ERRORLEVEL!
 
+build\Debug\system-unittests.exe
+if !ERRORLEVEL! neq 0 exit /b !ERRORLEVEL!
+
 build\Debug\vk-unittests.exe
 if !ERRORLEVEL! neq 0 exit /b !ERRORLEVEL!
 

tests/kokoro/macos/continuous.sh

@@ -43,6 +43,7 @@ cd .. # Some tests must be run from project root
 
 build/ReactorUnitTests
 build/gles-unittests
+build/system-unittests
 build/vk-unittests
 
 # Incrementally build and run rr::Print unit tests