add a check for StatsTaskListGenerator

dumper/app/src/test/java/com/google/edwmigration/dumper/application/dumper/connector/oracle/StatsTaskListGeneratorTest.java

@@ -0,0 +1,53 @@
+/*
+ * Copyright 2022-2024 Google LLC
+ * Copyright 2013-2021 CompilerWorks
+ *
+ * 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 com.google.edwmigration.dumper.application.dumper.connector.oracle;
+
+import static com.google.edwmigration.dumper.application.dumper.connector.oracle.StatsTaskListGenerator.StatsSource.NATIVE;
+import static org.junit.Assert.assertEquals;
+
+import java.io.IOException;
+import java.util.ArrayList;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+import com.google.common.collect.ImmutableList;
+
+@RunWith(JUnit4.class)
+public class StatsTaskListGeneratorTest {
+
+  private final StatsTaskListGenerator generator = new StatsTaskListGenerator();
+
+  // This is more of a configuration check than a unit test for app logic.
+  // Still, it's convenient to include it in Gradle test.
+  @Test
+  public void nativeNames_returnsValidNames() throws IOException {
+    ImmutableList<String> names = generator.nativeNames();
+    ArrayList<String> failed = new ArrayList<>(names.size());
+    // Act
+    for (String item : names) {
+      try {
+        OracleStatsQuery.create(item, NATIVE);
+      } catch (IllegalArgumentException e) {
+        failed.add(item);
+      }
+    }
+    // Assert
+    assertEquals(ImmutableList.of(), failed);
+  }
+}