add test

Signed-off-by: Clement Philipot <[email protected]>

Author: cphili

iidm/iidm-impl/src/test/java/com/powsybl/iidm/network/impl/ReactiveCapabilityCurveImplTest.java

@@ -7,14 +7,20 @@
  */
 package com.powsybl.iidm.network.impl;
 
+import com.powsybl.iidm.network.Generator;
+import com.powsybl.iidm.network.Network;
+import com.powsybl.iidm.network.ReactiveCapabilityCurve;
 import com.powsybl.iidm.network.ReactiveCapabilityCurve.Point;
 import com.powsybl.iidm.network.impl.ReactiveCapabilityCurveImpl.PointImpl;
+import com.powsybl.iidm.network.test.FictitiousSwitchFactory;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.ValueSource;
 
 import java.util.TreeMap;
 
+import static com.powsybl.iidm.network.ReactiveLimitsKind.CURVE;
 import static org.junit.jupiter.api.Assertions.assertEquals;
 /**
  *
@@ -53,6 +59,32 @@ void testReactiveCapabilityCurve() {
         assertEquals(400.0, curve.getMaxQ(1000.0), 0.0);
     }
 
+    @Test
+    void testReactiveCapabilityCurveWithInvertedMinQMaxQ() {
+
+        Network network = FictitiousSwitchFactory.create();
+        Generator generator = network.getGenerator("CB");
+
+        ReactiveCapabilityCurve reactiveCapabilityCurve = generator.newReactiveCapabilityCurve()
+                .beginPoint()
+                .setP(1.0)
+                .setMaxQ(5.0)
+                .setMinQ(1.0)
+                .endPoint()
+                .beginPoint()
+                .setP(100.0)
+                .setMaxQ(2.0) // minQ > maxQ : this is incorrect
+                .setMinQ(10.0)
+                .endPoint()
+                .add();
+
+        assertEquals(1.0, reactiveCapabilityCurve.getMinQ(1.0), 0.0);
+        assertEquals(5.0, reactiveCapabilityCurve.getMaxQ(1.0), 0.0);
+        //minQ and maxQ have been put in the right order :
+        assertEquals(2.0, reactiveCapabilityCurve.getMinQ(100.0), 0.0);
+        assertEquals(10.0, reactiveCapabilityCurve.getMaxQ(100.0), 0.0);
+    }
+
     @ParameterizedTest
     @ValueSource(booleans = {true, false})
     void testReactiveCapabilityCurveWithReactiveLimitsExtrapolation(boolean extrapolate) {