Class IonTestCase

src/test/java/com/amazon/ion/IonTestCase.java:46–1140

Base class with helpers for Ion unit tests.

 * Base class with helpers for Ion unit tests.
 */
@RunWith(Injected.class)
public abstract class IonTestCase
    extends Assert
{
    private static final File ION_TESTS_PATH = new File("ion-tests");
    private static final File ION_TESTS_IONTESTDATA_PATH = new File(ION_TESTS_PATH, "iontestdata");
    private static final File ION_TESTS_BULK_PATH = new File(ION_TESTS_PATH, "bulk");

    static
    {
        if (!ION_TESTS_IONTESTDATA_PATH.exists())
        {
            throw new RuntimeException("Cannot locate test data directory.");
        }
    }

    protected enum StreamingMode {
        NEW_STREAMING() {
            @Override
            public IonReaderBuilder getReaderBuilder() {
                return IonReaderBuilder.standard();
            }
        },
        NEW_STREAMING_INCREMENTAL() {
            @Override
            public IonReaderBuilder getReaderBuilder() {
                return IonReaderBuilder.standard().withIncrementalReadingEnabled(true);
            }
        };

        public abstract IonReaderBuilder getReaderBuilder();

        public final IonReader newIonReader(IonCatalog catalog, InputStream inputStream) {
            return getReaderBuilder().withCatalog(catalog).build(inputStream);
        }

        public final IonReader newIonReader(IonCatalog catalog, byte[] data) {
            return getReaderBuilder().withCatalog(catalog).build(data);
        }
    }

    // Using an enum makes the test names more understandable than a boolean.
    protected enum StreamCopySpeed { COPY_OPTIMIZED, COPY_NON_OPTIMIZED }

    @Inject("streamingMode")
    public static final StreamingMode[] STREAMING_DIMENSION = StreamingMode.values();

    /**
     * Flag on whether IonSystems generated is
     * {@link IonSystemBuilder#isStreamCopyOptimized()}.
     * <p>
     * This is false by default. Keep this in sync with {@link IonSystemBuilder}!
     */
    private boolean                     myStreamCopyOptimized = false;
    private StreamingMode               myStreamingMode;

    private static boolean              ourSystemPropertiesLoaded = false;
    protected SimpleCatalog             myCatalog;