HADOOP-12590. TestCompressorDecompressor failing without stack traces (John Zhuge via stevel)

(cherry picked from commit 80734bc346e8d339a2427b4f691365298acf062c)

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -970,6 +970,9 @@ Release 2.7.3 - UNRELEASED
     HADOOP-12706. TestLocalFsFCStatistics#testStatisticsThreadLocalDataCleanUp
     times out occasionally (Sangjin Lee and Colin Patrick McCabe via jlowe)
 
+    HADOOP-12590. TestCompressorDecompressor failing without stack traces
+    (John Zhuge via stevel)
+
 Release 2.7.2 - UNRELEASED
 
   INCOMPATIBLE CHANGES

hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/io/compress/TestCompressorDecompressor.java

@@ -26,6 +26,7 @@ import org.apache.hadoop.io.compress.snappy.SnappyCompressor;
 import org.apache.hadoop.io.compress.snappy.SnappyDecompressor;
 import org.apache.hadoop.io.compress.zlib.BuiltInZlibDeflater;
 import org.apache.hadoop.io.compress.zlib.BuiltInZlibInflater;
+import org.apache.hadoop.test.GenericTestUtils;
 import org.junit.Test;
 import com.google.common.collect.ImmutableSet;
 
@@ -66,7 +67,8 @@ public class TestCompressorDecompressor {
           .test();
 
     } catch (Exception ex) {
-      fail("testCompressorDecompressor error !!!" + ex);
+      GenericTestUtils.assertExceptionContains(
+          "testCompressorDecompressor error !!!", ex);
     }
   }
   
@@ -88,7 +90,8 @@ public class TestCompressorDecompressor {
           .test();
 
     } catch (Exception ex) {
-      fail("testCompressorDecompressorWithExeedBufferLimit error !!!" + ex);
+      GenericTestUtils.assertExceptionContains(
+          "testCompressorDecompressorWithExeedBufferLimit error !!!", ex);
     }
   }