add test for UserMap

Author: mbuckton

src/test/java/io/mapsmessaging/security/access/mapping/UserMapParsingTest.java

@@ -0,0 +1,63 @@
+/*
+ * Copyright [ 2020 - 2024 ] [Matthew Buckton]
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.mapsmessaging.security.access.mapping;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.UUID;
+import org.junit.jupiter.api.Test;
+
+class UserMapParserTest {
+
+  @Test
+  void testCreateMappingValidFormat() {
+    String validIdentifier = "123e4567-e89b-12d3-a456-426614174000 = authDomain:username";
+    UserMapParser parser = new UserMapParser();
+
+    UserIdMap userIdMap = parser.createMapping(validIdentifier);
+
+    assertNotNull(userIdMap, "Parsed UserIdMap should not be null");
+    assertEquals(UUID.fromString("123e4567-e89b-12d3-a456-426614174000"), userIdMap.getAuthId(), "AuthId should match the UUID in the identifier");
+    assertEquals("authDomain", userIdMap.getAuthDomain(), "AuthDomain should match the authDomain in the identifier");
+    assertEquals("username", userIdMap.getUsername(), "Username should match the username in the identifier");
+  }
+
+  @Test
+  void testCreateMappingInvalidFormat() {
+    String invalidIdentifier = "invalidFormat";
+    UserMapParser parser = new UserMapParser();
+
+    assertThrows(IllegalArgumentException.class, () -> parser.createMapping(invalidIdentifier), "Invalid format should throw IllegalArgumentException");
+  }
+
+  @Test
+  void testCreateListAndWriteToList() {
+    List<String> identifiers = Arrays.asList("123e4567-e89b-12d3-a456-426614174000 = authDomain1:username1", "123e4567-e89b-12d3-a456-426614174001 = authDomain2:username2");
+    UserMapParser parser = new UserMapParser();
+
+    List<UserIdMap> userIdMaps = parser.createList(identifiers);
+    assertEquals(2, userIdMaps.size(), "Should create two UserIdMap instances");
+
+    List<String> serializedList = parser.writeToList(userIdMaps);
+    assertTrue(serializedList.containsAll(identifiers), "Serialized list should contain all original identifiers");
+  }
+
+  // Additional tests can include more edge cases and parsing/writing scenarios
+}
+