process_tests: remove temp files

1 files changed, 61 insertions, 0 deletions

diff --git a/test/unit_tests/fixtures.hpp b/test/unit_tests/fixtures.hpp
new file mode 100644
index 0000000..293ad35
--- /dev/null
+++ b/test/unit_tests/fixtures.hpp
@@ -0,0 +1,61 @@
+// Copyright (c) 2020 Egor Tensin <Egor.Tensin@gmail.com>
+// This file is part of the "winapi-common" project.
+// For details, see https://github.com/egor-tensin/winapi-common.
+// Distributed under the MIT License.
+
+#pragma once
+
+#include <winapi/cmd_line.hpp>
+#include <winapi/file.hpp>
+#include <winapi/path.hpp>
+
+#include <boost/test/unit_test.hpp>
+
+#include <exception>
+#include <stdexcept>
+#include <string>
+
+class RemoveFileGuard {
+public:
+    explicit RemoveFileGuard(const winapi::CanonicalPath& path) : m_path(path) {}
+
+    ~RemoveFileGuard() {
+        try {
+            winapi::File::remove(m_path);
+        } catch (const std::exception& e) {
+            BOOST_TEST_MESSAGE("Couldn't remove file " << m_path.get() << ": " << e.what());
+        }
+    }
+
+private:
+    winapi::CanonicalPath m_path;
+
+    RemoveFileGuard(const RemoveFileGuard&) = delete;
+    RemoveFileGuard& operator=(const RemoveFileGuard&) = delete;
+};
+
+class WithEchoExe {
+public:
+    WithEchoExe() : m_echo_exe(find_echo_exe()) {}
+
+    const std::string& get_echo_exe() { return m_echo_exe; }
+
+private:
+    static std::string find_echo_exe() {
+        static const std::string prefix{"--echo_exe="};
+        return find_param_value(prefix);
+    }
+
+    static std::string find_param_value(const std::string& param_prefix) {
+        const auto cmd_line = winapi::CommandLine::query();
+        const auto& args = cmd_line.get_args();
+        for (const auto& arg : args) {
+            if (arg.rfind(param_prefix, 0) == 0) {
+                return arg.substr(param_prefix.length());
+            }
+        }
+        throw std::runtime_error{"couldn't find parameter " + param_prefix};
+    }
+
+    std::string m_echo_exe;
+};