1 files changed, 70 insertions, 0 deletions
diff --git a/src/test/mgr/test_ttlcache.cc b/src/test/mgr/test_ttlcache.cc
new file mode 100644
index 000000000..a1ee0a862
--- /dev/null
+++ b/src/test/mgr/test_ttlcache.cc
@@ -0,0 +1,70 @@
+#include <iostream>
+
+#include "mgr/TTLCache.h"
+#include "gtest/gtest.h"
+
+using namespace std;
+
+TEST(TTLCache, Get) {
+	TTLCache<string, int> c{100};
+	c.insert("foo", 1);
+	int foo = c.get("foo");
+	ASSERT_EQ(foo, 1);
+}
+
+TEST(TTLCache, Erase) {
+	TTLCache<string, int> c{100};
+	c.insert("foo", 1);
+	int foo = c.get("foo");
+	ASSERT_EQ(foo, 1);
+	c.erase("foo");
+  try{
+    foo = c.get("foo");
+    FAIL();
+  } catch (std::out_of_range& e) {
+    SUCCEED();
+  }
+}
+
+TEST(TTLCache, Clear) {
+	TTLCache<string, int> c{100};
+	c.insert("foo", 1);
+	c.insert("foo2", 2);
+	c.clear();
+	ASSERT_FALSE(c.size());
+}
+
+TEST(TTLCache, NoTTL) {
+	TTLCache<string, int> c{100};
+	c.insert("foo", 1);
+	int foo = c.get("foo");
+	ASSERT_EQ(foo, 1);
+	c.set_ttl(0);
+	c.insert("foo2", 2);
+  try{
+    foo = c.get("foo2");
+    FAIL();
+  } catch (std::out_of_range& e) {
+    SUCCEED();
+  }
+}
+
+TEST(TTLCache, SizeLimit) {
+	TTLCache<string, int> c{100, 2};
+	c.insert("foo", 1);
+	c.insert("foo2", 2);
+	c.insert("foo3", 3);
+	ASSERT_EQ(c.size(), 2);
+}
+
+TEST(TTLCache, HitRatio) {
+	TTLCache<string, int> c{100};
+	c.insert("foo", 1);
+	c.insert("foo2", 2);
+	c.insert("foo3", 3);
+	c.get("foo2");
+	c.get("foo3");
+	std::pair<uint64_t, uint64_t> hit_miss_ratio = c.get_hit_miss_ratio();
+	ASSERT_EQ(std::get<1>(hit_miss_ratio), 3);
+	ASSERT_EQ(std::get<0>(hit_miss_ratio), 2);
+}