Add a test for getDescription

Author: misolt

dumper/app/src/test/java/com/google/edwmigration/dumper/application/dumper/connector/snowflake/SnowflakeLiteConnectorTest.java

@@ -39,6 +39,15 @@ public void getDefaultFileName_success() {
     assertTrue(name, name.contains("lite"));
   }
 
+  @Test
+  public void getDescription_success() {
+
+    String description = connector.getDescription();
+
+    assertTrue(description, description.contains("lite"));
+    assertTrue(description, description.contains("Snowflake"));
+  }
+
   @Test
   public void validate_databaseFlag_throwsException() {
     ImmutableList<String> list =