1 files changed, 53 insertions, 0 deletions
diff --git a/catalog-be/src/test/java/org/openecomp/sdc/be/components/utils/UtilsTest.java b/catalog-be/src/test/java/org/openecomp/sdc/be/components/utils/UtilsTest.java
new file mode 100644
index 0000000000..be19e8b795
--- /dev/null
+++ b/catalog-be/src/test/java/org/openecomp/sdc/be/components/utils/UtilsTest.java
@@ -0,0 +1,53 @@
+package org.openecomp.sdc.be.components.utils;
+
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class UtilsTest {
+
+    @Test
+    public void testThatEmptyListReturns0() {
+        List<String> existingResourceNames = new ArrayList<>();
+        int counter = Utils.getNextCounter(existingResourceNames);
+        assertThat(counter).isZero();
+    }
+
+    @Test
+    public void testListWithValidValue() {
+        List<String> existingResourceNames = Arrays.asList("d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection..0");
+        int counter = Utils.getNextCounter(existingResourceNames);
+        assertThat(counter).isEqualTo(1);
+    }
+
+    @Test
+    public void testListWithInvalidSingleValue() {
+        List<String> existingResourceNames = Arrays.asList("d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection");
+        int counter = Utils.getNextCounter(existingResourceNames);
+        assertThat(counter).isEqualTo(1);
+    }
+
+    @Test
+    public void testListWithValidValues() {
+        List<String> existingResourceNames = Arrays.asList("d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection..0",
+                "d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection..10",
+                "d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection..15",
+                "d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection..2");
+        int counter = Utils.getNextCounter(existingResourceNames);
+        assertThat(counter).isEqualTo(16);
+    }
+
+    @Test
+    public void testListWithInvalidValue() {
+        List<String> existingResourceNames = Arrays.asList("d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection..0",
+                "d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection..10",
+                "d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection..15",
+                "d7f886ce-7e32-4b1f-bfd8-f664b03fee09.ruti..NetworkCollection");
+        int counter = Utils.getNextCounter(existingResourceNames);
+        assertThat(counter).isEqualTo(16);
+    }
+}