From e81e3e0fff67706493e3cfec7d30391ce6145de9 Mon Sep 17 00:00:00 2001
From: Pavel Siska <siska@cesnet.cz>
Date: Mon, 7 Oct 2024 13:49:33 +0200
Subject: [PATCH] test - introduce unit tests for telemetry::Symlink

---
 src/telemetry/symlink.cpp           |  4 +++
 src/telemetry/tests/testSymlink.cpp | 52 +++++++++++++++++++++++++++++
 2 files changed, 56 insertions(+)
 create mode 100644 src/telemetry/tests/testSymlink.cpp

diff --git a/src/telemetry/symlink.cpp b/src/telemetry/symlink.cpp
index 0a62a29..39f4746 100644
--- a/src/telemetry/symlink.cpp
+++ b/src/telemetry/symlink.cpp
@@ -29,3 +29,7 @@ Symlink::Symlink(
 }
 
 } // namespace telemetry
+
+#ifdef TELEMETRY_ENABLE_TESTS
+#include "tests/testSymlink.cpp"
+#endif
diff --git a/src/telemetry/tests/testSymlink.cpp b/src/telemetry/tests/testSymlink.cpp
new file mode 100644
index 0000000..247c20d
--- /dev/null
+++ b/src/telemetry/tests/testSymlink.cpp
@@ -0,0 +1,52 @@
+/**
+ * @file
+ * @author Pavel Siska <siska@cesnet.cz>
+ * @brief Unit tests of telemetry::File class
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <telemetry/directory.hpp>
+
+#include <gtest/gtest.h>
+
+namespace telemetry {
+
+/**
+ * @test Test checking symlink target
+ */
+TEST(TelemetrySymlink, hasTarget)
+{
+	auto root = Directory::create();
+	auto dir = root->addDir("dir");
+	auto file = dir->addFile("file", {});
+	auto symlink = root->addSymlink("symlink", file);
+
+	auto target = symlink->getTarget();
+
+	EXPECT_EQ(file, target);
+}
+
+/**
+ * @test Test checking symlink target lifetime
+ */
+TEST(TelemetrySymlink, targetScopeLifetime)
+{
+	auto root = Directory::create();
+	auto dir = root->addDir("dir");
+
+	std::shared_ptr<Symlink> symlink;
+
+	{
+		auto file = dir->addFile("file", {});
+		symlink = root->addSymlink("symlink", file);
+
+		auto target = symlink->getTarget();
+		EXPECT_EQ(file, target);
+	}
+
+	auto target = symlink->getTarget();
+	EXPECT_EQ(nullptr, target);
+}
+
+} // namespace telemetry