shadowConstants.add(result.get());
    }
    assertEquals(ImmutableSet.<Object>copyOf(shadowTestEnum.getEnumConstants()), shadowConstants);
    Optional<TestEnum> result = Enums.getIfPresent(shadowTestEnum, "blibby");
    assertThat(result).isAbsent();
    return new WeakReference<>(shadowLoader);
  }

  public void testStringConverter_convert() {

      shadowConstants.add(result.get());
    }
    assertEquals(ImmutableSet.<Object>copyOf(shadowTestEnum.getEnumConstants()), shadowConstants);
    Optional<TestEnum> result = Enums.getIfPresent(shadowTestEnum, "blibby");
    assertThat(result).isAbsent();
    return new WeakReference<>(shadowLoader);
  }

  public void testStringConverter_convert() {

 }
 """
    }

    private File unknownSourceFile(String filePath = "src/main/java/org/acme/UnknownLicensed.java") {
        File sourceFile = file(filePath);
        sourceFile << """
/*
 * Blubb my custom license shrug!
 */

 package ${packageString(sourceFile)};

 public class ${sourceFile.getName() - ".java"} {
 }
 """
    }

    private File dualLicensedFile() {