SWDEV-289409 - Add Infra for process isolation (#2374)

Change-Id: Iada6e5cfd38e2ba6efa14d7328e56f2260a72931

catch/include/hip_test_checkers.hh

@@ -1,3 +1,25 @@
+/*
+Copyright (c) 2021 Advanced Micro Devices, Inc. All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
 #pragma once
 #include "hip_test_common.hh"
 #include <iostream>

catch/include/hip_test_context.hh

@@ -1,3 +1,25 @@
+/*
+Copyright (c) 2021 Advanced Micro Devices, Inc. All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
 #pragma once
 #include <hip/hip_runtime.h>
 #include <vector>
@@ -72,7 +94,7 @@ class TestContext {
   bool skipTest() const;
 
   const std::string& getCurrentTest() const { return current_test; }
-  std::string currentPath();
+  std::string currentPath() const;
 
   TestContext(const TestContext&) = delete;
   void operator=(const TestContext&) = delete;

catch/include/hip_test_process.hh

@@ -0,0 +1,94 @@
+/*
+Copyright (c) 2021 Advanced Micro Devices, Inc. All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+*/
+
+#pragma once
+#include "hip_test_common.hh"
+
+#include <string>
+#include <array>
+#include <cstdlib>
+#include <random>
+#include <fstream>
+#include <streambuf>
+
+#if __has_include(<filesystem>)
+#include <filesystem>
+namespace fs = std::filesystem;
+#elif __has_include(<experimental/filesystem>)
+#include <experimental/filesystem>
+namespace fs = std::experimental::filesystem;
+#else
+#error "gg filesystem"
+#endif
+
+namespace hip {
+class SpawnProc {
+  std::string exeName;
+  std::string resultStr;
+  std::string tmpFileName;
+  bool captureOutput;
+
+  std::string getRandomString(size_t len = 6) {
+    std::random_device dev;
+    std::mt19937 rng(dev());
+    std::uniform_int_distribution<std::mt19937::result_type> dist(0, 25);
+
+    std::string res;
+    for (size_t i = 0; i < len; i++) {
+      res += 'a' + dist(rng);
+    }
+    return res;
+  }
+
+ public:
+  SpawnProc(std::string exeName_, bool captureOutput_ = false)
+      : exeName(exeName_), captureOutput(captureOutput_) {
+    auto dir = fs::path(TestContext::get().currentPath()).parent_path();
+    dir /= exeName;
+    exeName = dir.string();
+    if (captureOutput) {
+      auto path = fs::temp_directory_path();
+      path /= getRandomString();
+      tmpFileName = path.string();
+    }
+  }
+
+  int run() {
+    std::string execCmd = exeName;
+    if (captureOutput) {
+      execCmd += " > ";
+      execCmd += tmpFileName;
+    }
+
+    auto res = std::system(execCmd.c_str());
+
+    if (captureOutput) {
+      std::ifstream t(tmpFileName.c_str());
+      resultStr =
+          std::string((std::istreambuf_iterator<char>(t)), std::istreambuf_iterator<char>());
+    }
+    return res;
+  }
+
+  std::string getOutput() { return resultStr; }
+};
+}  // namespace hip