apacheGH-3652: Use assertThat checks in parquet-plugins/parquet-protobuf tests (apache#3653)

Author: nastra

parquet-plugins/parquet-encoding-vector/src/test/java/org/apache/parquet/column/values/bitpacking/TestByteBitPacking512VectorLE.java

@@ -18,7 +18,7 @@
  */
 package org.apache.parquet.column.values.bitpacking;
 
-import static org.junit.Assert.assertArrayEquals;
+import static org.assertj.core.api.Assertions.assertThat;
 
 import java.math.BigDecimal;
 import java.nio.ByteBuffer;
@@ -71,16 +71,16 @@ private void unpackValuesUsingVectorBitWidth(int bitWidth) {
         }
 
         unpack8Values(bitWidth, byteOutput, output);
-        assertArrayEquals(intInput, output);
+        assertThat(output).isEqualTo(intInput);
         Arrays.fill(output, 0);
 
         unpackValuesUsingVectorArray(bitWidth, byteOutput, output);
-        assertArrayEquals(intInput, output);
+        assertThat(output).isEqualTo(intInput);
         Arrays.fill(output, 0);
 
         ByteBuffer byteBuffer = ByteBuffer.wrap(byteOutput);
         unpackValuesUsingVectorByteBuffer(bitWidth, byteBuffer, output);
-        assertArrayEquals(intInput, output);
+        assertThat(output).isEqualTo(intInput);
         Arrays.fill(output, 0);
       });
     }

parquet-plugins/parquet-encoding-vector/src/test/java/org/apache/parquet/column/values/bitpacking/TestParquetReadRouter.java

@@ -18,7 +18,7 @@
  */
 package org.apache.parquet.column.values.bitpacking;
 
-import static org.junit.Assert.assertArrayEquals;
+import static org.assertj.core.api.Assertions.assertThat;
 
 import java.io.IOException;
 import java.nio.ByteBuffer;
@@ -49,10 +49,10 @@ public void testRead() throws IOException {
 
       ParquetReadRouter.read(bitWidth, inputStream, 0, output);
       ParquetReadRouter.readBatch(bitWidth, inputStream, 0, outputBatch);
-      assertArrayEquals(output, outputBatch);
+      assertThat(outputBatch).isEqualTo(output);
       Assume.assumeTrue(ParquetReadRouter.getSupportVectorFromCPUFlags() == VectorSupport.VECTOR_512);
       ParquetReadRouter.readBatchUsing512Vector(bitWidth, inputStream, 0, outputBatchVector);
-      assertArrayEquals(output, outputBatchVector);
+      assertThat(outputBatchVector).isEqualTo(output);
     }
   }
 }