diff --git a/tests/meson.build b/tests/meson.build
index ce86dd3..29aaeb0 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -40,6 +40,7 @@
             'src/test_detached_timer.cpp',
             'src/test_discrete_threshold.cpp',
             'src/test_ensure.cpp',
+            'src/test_labeled_tuple.cpp',
             'src/test_make_id_name.cpp',
             'src/test_metric.cpp',
             'src/test_numeric_threshold.cpp',
diff --git a/tests/src/test_labeled_tuple.cpp b/tests/src/test_labeled_tuple.cpp
new file mode 100644
index 0000000..85f2edb
--- /dev/null
+++ b/tests/src/test_labeled_tuple.cpp
@@ -0,0 +1,84 @@
+#include "helpers.hpp"
+#include "utils/labeled_tuple.hpp"
+
+#include <iostream>
+#include <limits>
+
+#include <gmock/gmock.h>
+
+using namespace testing;
+
+struct TestingLabelDouble
+{
+    static std::string str()
+    {
+        return "DoubleValue";
+    }
+};
+
+struct TestingLabelString
+{
+    static std::string str()
+    {
+        return "StringValue";
+    }
+};
+
+using LabeledTestingTuple =
+    utils::LabeledTuple<std::tuple<double, std::string>, TestingLabelDouble,
+                        TestingLabelString>;
+
+class TestLabeledTupleDoubleSpecialization :
+    public Test,
+    public WithParamInterface<
+        std::tuple<double, std::variant<double, std::string>>>
+{
+  public:
+    const std::string string_value = "Some value";
+};
+
+TEST_P(TestLabeledTupleDoubleSpecialization,
+       serializeAndDeserializeMakesSameTuple)
+{
+    auto [double_value, expected_serialized_value] = GetParam();
+    LabeledTestingTuple initial(double_value, string_value);
+    nlohmann::json serialized(initial);
+
+    EXPECT_EQ(serialized["StringValue"], string_value);
+
+    auto& actual_serialized_value = serialized["DoubleValue"];
+    if (std::holds_alternative<std::string>(expected_serialized_value))
+    {
+        EXPECT_TRUE(actual_serialized_value.is_string());
+        EXPECT_EQ(actual_serialized_value.get<std::string>(),
+                  std::get<std::string>(expected_serialized_value));
+    }
+    else
+    {
+        EXPECT_TRUE(actual_serialized_value.is_number());
+        EXPECT_EQ(actual_serialized_value.get<double>(),
+                  std::get<double>(expected_serialized_value));
+    }
+
+    LabeledTestingTuple deserialized = serialized.get<LabeledTestingTuple>();
+    EXPECT_EQ(initial, deserialized);
+}
+
+INSTANTIATE_TEST_SUITE_P(
+    _, TestLabeledTupleDoubleSpecialization,
+    Values(std::make_tuple(10.0, std::variant<double, std::string>(10.0)),
+           std::make_tuple(std::numeric_limits<double>::infinity(),
+                           std::variant<double, std::string>("inf")),
+           std::make_tuple(-std::numeric_limits<double>::infinity(),
+                           std::variant<double, std::string>("-inf")),
+           std::make_tuple(std::numeric_limits<double>::quiet_NaN(),
+                           std::variant<double, std::string>("NaN"))));
+
+TEST(TestLabeledTupleDoubleSpecializationNegative,
+     ThrowsWhenUnknownLiteralDuringDeserialization)
+{
+    nlohmann::json data = nlohmann::json{{"DoubleValue", "FooBar"},
+                                         {"StringValue", "Some Text Val"}};
+
+    EXPECT_THROW(data.get<LabeledTestingTuple>(), std::invalid_argument);
+}