@@ -0,0 +1,764 @@
+package arez.component;%0A%0Aimport arez.AbstractArezTest;%0Aimport arez.ArezTestUtil;%0Aimport org.testng.annotations.Test;%0Aimport static org.testng.Assert.*;%0A%0Apublic class NoSuchEntityExceptionTest%0A  extends AbstractArezTest%0A%7B%0A  @Test%0A  public void basicOperation()%0A  %7B%0A    final NoSuchEntityException exception = new NoSuchEntityException( 23 );%0A%0A    assertEquals( exception.getId(), 23 );%0A    assertEquals( exception.getMessage(), null );%0A    assertEquals( exception.toString(), %22NoSuchEntityException%5Bid=23%5D%22 );%0A  %7D%0A%0A  @Test%0A  public void toString_NamesDisabled()%0A  %7B%0A    ArezTestUtil.disableNames();%0A    final NoSuchEntityException exception = new NoSuchEntityException( 23 );%0A%0A    assertEquals( exception.toString(), %22arez.component.NoSuchEntityException%22 );%0A  %7D%0A%7D%0A

Add some test coverage