Add TU.

Signed-off-by: p-arvy <[email protected]>

open-reac/src/test/java/com/powsybl/openreac/parameters/output/ShuntCompensatorNetworkOutputTest.java

@@ -0,0 +1,47 @@
+/**
+ * Copyright (c) 2024, RTE (http://www.rte-france.com)
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ * SPDX-License-Identifier: MPL-2.0
+ */
+package com.powsybl.openreac.parameters.output;
+
+import com.powsybl.ampl.converter.AmplSubset;
+import com.powsybl.commons.util.StringToIntMapper;
+import com.powsybl.iidm.network.Network;
+import com.powsybl.openreac.parameters.output.network.ShuntCompensatorNetworkOutput;
+import org.junit.jupiter.api.Test;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+
+import static com.powsybl.openreac.network.ShuntNetworkFactory.create;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNull;
+
+/**
+ * @author Pierre Arvy {@literal <pierre.arvy at artelys.com>}
+ */
+public class ShuntCompensatorNetworkOutputTest {
+
+    @Test
+    void readTestNullShunt() throws IOException {
+        Network network = create();
+        ShuntCompensatorNetworkOutput output = new ShuntCompensatorNetworkOutput(network, 0);
+        StringToIntMapper<AmplSubset> mapper = new StringToIntMapper<>(AmplSubset.class);
+        mapper.newInt(AmplSubset.SHUNT, "shuntId");
+        try (InputStream input = getClass().getResourceAsStream("/mock_outputs/reactiveopf_results_shunts.csv");
+             InputStreamReader in = new InputStreamReader(input);
+             BufferedReader reader = new BufferedReader(in)) {
+            output.read(reader, mapper);
+            assertEquals(1, output.getModifications().size());
+            assertEquals("shuntId", output.getModifications().get(0).getShuntCompensatorId());
+            assertNull(output.getModifications().get(0).getConnect());
+            assertNull(output.getModifications().get(0).getSectionCount());
+        }
+    }
+
+}