diff --git a/plugins/amda/tests/FuzzingValidators.cpp b/plugins/amda/tests/FuzzingValidators.cpp
index d3db344..ff602f1 100644
--- a/plugins/amda/tests/FuzzingValidators.cpp
+++ b/plugins/amda/tests/FuzzingValidators.cpp
@@ -8,6 +8,40 @@ Q_LOGGING_CATEGORY(LOG_FuzzingValidators, "FuzzingValidators")
 
 namespace {
 
+// /////////////// //
+// RANGE VALIDATOR //
+// /////////////// //
+
+/**
+ * Checks that a range of a variable matches the expected range passed as a parameter
+ * @param variable the variable for which to check the range
+ * @param expectedRange the expected range
+ * @param getVariableRangeFun the function to retrieve the range from the variable
+ * @remarks if the variable is null, checks that the expected range is the invalid range
+ */
+void validateRange(std::shared_ptr<Variable> variable, const SqpRange &expectedRange,
+                   std::function<SqpRange(const Variable &)> getVariableRangeFun)
+{
+    auto compare = [](const auto &range, const auto &expectedRange, const auto &message) {
+        if (range == expectedRange) {
+            qCInfo(LOG_FuzzingValidators()).noquote() << message << "OK";
+        }
+        else {
+            qCInfo(LOG_FuzzingValidators()).noquote()
+                << message << "FAIL (current range:" << range
+                << ", expected range:" << expectedRange << ")";
+            QFAIL("");
+        }
+    };
+
+    if (variable) {
+        compare(getVariableRangeFun(*variable), expectedRange, "Checking variable's range...");
+    }
+    else {
+        compare(INVALID_RANGE, expectedRange, "Checking that there is no range set...");
+    }
+}
+
 /**
  * Default implementation of @sa IFuzzingValidator. This validator takes as parameter of its
  * construction a function of validation which is called in the validate() method
@@ -36,7 +70,8 @@ std::unique_ptr<IFuzzingValidator> FuzzingValidatorFactory::create(FuzzingValida
             });
         case FuzzingValidatorType::RANGE:
             return std::make_unique<FuzzingValidator>([](const VariableState &variableState) {
-                /// @todo: complete
+                auto getVariableRange = [](const Variable &variable) { return variable.range(); };
+                validateRange(variableState.m_Variable, variableState.m_Range, getVariableRange);
             });
         default:
             // Default case returns invalid validator