Merge branch 'rightlib' into mergelibs-240708-1553

1 files changed, 17 insertions, 0 deletions

diff --git a/yt/cpp/mapreduce/interface/ut/config_ut.cpp b/yt/cpp/mapreduce/interface/ut/config_ut.cpp
new file mode 100644
index 0000000000..780a57f3f2
--- /dev/null
+++ b/yt/cpp/mapreduce/interface/ut/config_ut.cpp
@@ -0,0 +1,17 @@
+#include <library/cpp/testing/gtest/gtest.h>
+
+#include <yt/cpp/mapreduce/interface/config.h>
+
+using namespace NYT;
+
+TEST(TConfigTest, Reset) {
+    // Very limited test, checks only one config field.
+
+    auto origConfig = *TConfig::Get();
+    TConfig::Get()->Reset();
+    EXPECT_EQ(origConfig.Hosts, TConfig::Get()->Hosts);
+
+    TConfig::Get()->Hosts = "hosts/fb867";
+    TConfig::Get()->Reset();
+    EXPECT_EQ(origConfig.Hosts, TConfig::Get()->Hosts);
+}