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Detect the native byte order and use the correct expected value

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This commit is contained in:
Bryan Chan 2015-06-29 15:53:10 -04:00
parent d8600ed65e
commit 08b4f6ae60
1 changed files with 6 additions and 4 deletions
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src/test/java/org/xerial/snappy/SnappyOutputStreamTest.java
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@ -31,6 +31,7 @@ import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
import java.io.IOException; import java.io.IOException;
import java.lang.ref.WeakReference; import java.lang.ref.WeakReference;
import java.nio.ByteOrder;
import org.junit.Test; import org.junit.Test;
import org.xerial.snappy.buffer.BufferAllocatorFactory; import org.xerial.snappy.buffer.BufferAllocatorFactory;
@ -163,10 +164,11 @@ public class SnappyOutputStreamTest
// Compress the data once so that we know the expected size: // Compress the data once so that we know the expected size:
byte[] expectedCompressedData = compressAsChunks(orig, Integer.MAX_VALUE); byte[] expectedCompressedData = compressAsChunks(orig, Integer.MAX_VALUE);
// Hardcoding an expected compressed size here will catch regressions that lower the // Hardcoding an expected compressed size here will catch regressions that lower the
// compression quality. On little-endian platforms, the expected size is 91013; on // compression quality:
// big-endian platforms, the expected size is 90943. if (ByteOrder.nativeOrder() == ByteOrder.BIG_ENDIAN)
assertTrue(String.format("unexpected compressed data size (%d)", expectedCompressedData.length), assertEquals(90943, expectedCompressedData.length);
(expectedCompressedData.length == 91013 || expectedCompressedData.length == 90943)); else
assertEquals(91013, expectedCompressedData.length);
// The chunk size should not affect the size of the compressed output: // The chunk size should not affect the size of the compressed output:
int[] chunkSizes = new int[] {1, 100, 1023, 1024, 10000}; int[] chunkSizes = new int[] {1, 100, 1023, 1024, 10000};
for (int chunkSize : chunkSizes) { for (int chunkSize : chunkSizes) {