This is an automated email from the ASF dual-hosted git repository.

pnowojski pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/flink.git

commit ad4404854d8fe6c75bcef301e69a867673c0ea5b
Author: Piotr Nowojski <piotr.nowoj...@gmail.com>
AuthorDate: Sat Jun 15 10:29:37 2019 +0200

    [hotfix][test] Drop unnecessary pageSize argument in 
BufferBarierTestBase#createBuffer
---
 .../runtime/io/BarrierBufferTestBase.java          | 234 ++++++++++-----------
 1 file changed, 117 insertions(+), 117 deletions(-)

diff --git 
a/flink-streaming-java/src/test/java/org/apache/flink/streaming/runtime/io/BarrierBufferTestBase.java
 
b/flink-streaming-java/src/test/java/org/apache/flink/streaming/runtime/io/BarrierBufferTestBase.java
index 908a199..3b4f65f 100644
--- 
a/flink-streaming-java/src/test/java/org/apache/flink/streaming/runtime/io/BarrierBufferTestBase.java
+++ 
b/flink-streaming-java/src/test/java/org/apache/flink/streaming/runtime/io/BarrierBufferTestBase.java
@@ -112,8 +112,8 @@ public abstract class BarrierBufferTestBase {
        @Test
        public void testSingleChannelNoBarriers() throws Exception {
                BufferOrEvent[] sequence = {
-                       createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
-                       createBuffer(0, PAGE_SIZE), createEndOfPartition(0)
+                       createBuffer(0), createBuffer(0),
+                       createBuffer(0), createEndOfPartition(0)
                };
                buffer = createBarrierBuffer(1, sequence);
 
@@ -131,10 +131,10 @@ public abstract class BarrierBufferTestBase {
        @Test
        public void testMultiChannelNoBarriers() throws Exception {
                BufferOrEvent[] sequence = {
-                       createBuffer(2, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
-                       createBuffer(1, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createEndOfPartition(0),
-                       createBuffer(3, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createEndOfPartition(3),
-                       createBuffer(1, PAGE_SIZE), createEndOfPartition(1), 
createBuffer(2, PAGE_SIZE), createEndOfPartition(2)
+                       createBuffer(2), createBuffer(2), createBuffer(0),
+                       createBuffer(1), createBuffer(0), 
createEndOfPartition(0),
+                       createBuffer(3), createBuffer(1), 
createEndOfPartition(3),
+                       createBuffer(1), createEndOfPartition(1), 
createBuffer(2), createEndOfPartition(2)
                };
                buffer = createBarrierBuffer(4, sequence);
 
@@ -152,13 +152,13 @@ public abstract class BarrierBufferTestBase {
        @Test
        public void testSingleChannelWithBarriers() throws Exception {
                BufferOrEvent[] sequence = {
-                       createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(0), createBuffer(0),
                        createBarrier(1, 0),
-                       createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(0), createBuffer(0), 
createBuffer(0),
                        createBarrier(2, 0), createBarrier(3, 0),
-                       createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(0),
                        createBarrier(4, 0), createBarrier(5, 0), 
createBarrier(6, 0),
-                       createBuffer(0, PAGE_SIZE), createEndOfPartition(0)
+                       createBuffer(0), createEndOfPartition(0)
                };
                ValidatingCheckpointHandler handler = new 
ValidatingCheckpointHandler();
                buffer = createBarrierBuffer(1, sequence, handler);
@@ -180,34 +180,34 @@ public abstract class BarrierBufferTestBase {
        public void testMultiChannelWithBarriers() throws Exception {
                BufferOrEvent[] sequence = {
                        // checkpoint with blocked data
-                       createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(2), createBuffer(0),
                        createBarrier(1, 1), createBarrier(1, 2),
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(0),
                        createBarrier(1, 0),
 
                        // checkpoint without blocked data
-                       createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createBuffer(1, PAGE_SIZE), createBuffer(1, PAGE_SIZE), createBuffer(2, 
PAGE_SIZE),
+                       createBuffer(0), createBuffer(0), createBuffer(1), 
createBuffer(1), createBuffer(2),
                        createBarrier(2, 0), createBarrier(2, 1), 
createBarrier(2, 2),
 
                        // checkpoint with data only from one channel
-                       createBuffer(2, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       createBuffer(2), createBuffer(2),
                        createBarrier(3, 2),
-                       createBuffer(2, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       createBuffer(2), createBuffer(2),
                        createBarrier(3, 0), createBarrier(3, 1),
 
                        // empty checkpoint
                        createBarrier(4, 1), createBarrier(4, 2), 
createBarrier(4, 0),
 
                        // checkpoint with blocked data in mixed order
-                       createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(2), createBuffer(0),
                        createBarrier(5, 1),
-                       createBuffer(2, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE),
+                       createBuffer(2), createBuffer(0), createBuffer(2), 
createBuffer(1),
                        createBarrier(5, 2),
-                       createBuffer(1, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE),
+                       createBuffer(1), createBuffer(0), createBuffer(2), 
createBuffer(1),
                        createBarrier(5, 0),
 
                        // some trailing data
-                       createBuffer(0, PAGE_SIZE),
+                       createBuffer(0),
                        createEndOfPartition(0), createEndOfPartition(1), 
createEndOfPartition(2)
                };
                ValidatingCheckpointHandler handler = new 
ValidatingCheckpointHandler();
@@ -294,14 +294,14 @@ public abstract class BarrierBufferTestBase {
        @Test
        public void testMultiChannelTrailingBlockedData() throws Exception {
                BufferOrEvent[] sequence = {
-                       createBuffer(0, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE),
+                       createBuffer(0), createBuffer(1), createBuffer(2),
                        createBarrier(1, 1), createBarrier(1, 2), 
createBarrier(1, 0),
 
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(0),
                        createBarrier(2, 1),
-                       createBuffer(1, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createEndOfPartition(1), createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       createBuffer(1), createBuffer(1), 
createEndOfPartition(1), createBuffer(0), createBuffer(2),
                        createBarrier(2, 2),
-                       createBuffer(2, PAGE_SIZE), createEndOfPartition(2), 
createBuffer(0, PAGE_SIZE), createEndOfPartition(0)
+                       createBuffer(2), createEndOfPartition(2), 
createBuffer(0), createEndOfPartition(0)
                };
                ValidatingCheckpointHandler handler = new 
ValidatingCheckpointHandler();
                buffer = createBarrierBuffer(3, sequence, handler);
@@ -345,38 +345,38 @@ public abstract class BarrierBufferTestBase {
        public void testMultiChannelWithQueuedFutureBarriers() throws Exception{
                BufferOrEvent[] sequence = {
                        // checkpoint 1 - with blocked data
-                       createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(2), createBuffer(0),
                        createBarrier(1, 1), createBarrier(1, 2),
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(0),
                        createBarrier(1, 0),
-                       createBuffer(1, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(1), createBuffer(0),
 
                        // checkpoint 2 - where future checkpoint barriers come 
before
                        // the current checkpoint is complete
                        createBarrier(2, 1),
-                       createBuffer(1, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBarrier(2, 0),
-                       createBarrier(3, 0), createBuffer(0, PAGE_SIZE),
-                       createBarrier(3, 1), createBuffer(0, PAGE_SIZE), 
createBuffer(1, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
-                       createBarrier(4, 1), createBuffer(1, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE),
+                       createBuffer(1), createBuffer(2), createBarrier(2, 0),
+                       createBarrier(3, 0), createBuffer(0),
+                       createBarrier(3, 1), createBuffer(0), createBuffer(1), 
createBuffer(2),
+                       createBarrier(4, 1), createBuffer(1), createBuffer(2),
 
                        // complete checkpoint 2, send a barrier for 
checkpoints 4 and 5
                        createBarrier(2, 2),
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(2), 
createBuffer(0),
                        createBarrier(4, 0),
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(2), 
createBuffer(0),
                        createBarrier(5, 1),
 
                        // complete checkpoint 3
                        createBarrier(3, 2),
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(2), 
createBuffer(0),
                        createBarrier(6, 1),
 
                        // complete checkpoint 4, checkpoint 5 remains not 
fully triggered
                        createBarrier(4, 2),
-                       createBuffer(2, PAGE_SIZE),
-                       createBuffer(1, PAGE_SIZE), createEndOfPartition(1),
-                       createBuffer(2, PAGE_SIZE), createEndOfPartition(2),
-                       createBuffer(0, PAGE_SIZE), createEndOfPartition(0)
+                       createBuffer(2),
+                       createBuffer(1), createEndOfPartition(1),
+                       createBuffer(2), createEndOfPartition(2),
+                       createBuffer(0), createEndOfPartition(0)
                };
                ValidatingCheckpointHandler handler = new 
ValidatingCheckpointHandler();
                buffer = createBarrierBuffer(3, sequence, handler);
@@ -452,23 +452,23 @@ public abstract class BarrierBufferTestBase {
        public void testMultiChannelSkippingCheckpoints() throws Exception {
                BufferOrEvent[] sequence = {
                        // checkpoint 1 - with blocked data
-                       createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(2), createBuffer(0),
                        createBarrier(1, 1), createBarrier(1, 2),
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(0),
                        createBarrier(1, 0),
-                       createBuffer(1, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(1), createBuffer(0),
 
                        // checkpoint 2 will not complete: pre-mature barrier 
from checkpoint 3
                        createBarrier(2, 1),
-                       createBuffer(1, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       createBuffer(1), createBuffer(2),
                        createBarrier(2, 0),
-                       createBuffer(2, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(0),
                        createBarrier(3, 2),
 
-                       createBuffer(2, PAGE_SIZE),
-                       createBuffer(1, PAGE_SIZE), createEndOfPartition(1),
-                       createBuffer(2, PAGE_SIZE), createEndOfPartition(2),
-                       createBuffer(0, PAGE_SIZE), createEndOfPartition(0)
+                       createBuffer(2),
+                       createBuffer(1), createEndOfPartition(1),
+                       createBuffer(2), createEndOfPartition(2),
+                       createBuffer(0), createEndOfPartition(0)
                };
                AbstractInvokable toNotify = mock(AbstractInvokable.class);
                buffer = createBarrierBuffer(3, sequence, toNotify);
@@ -533,27 +533,27 @@ public abstract class BarrierBufferTestBase {
        public void testMultiChannelJumpingOverCheckpoint() throws Exception {
                BufferOrEvent[] sequence = {
                        // checkpoint 1 - with blocked data
-                       createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(2), createBuffer(0),
                        createBarrier(1, 1), createBarrier(1, 2),
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(0),
                        createBarrier(1, 0),
-                       createBuffer(1, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(1), createBuffer(0),
 
                        // checkpoint 2 will not complete: pre-mature barrier 
from checkpoint 3
                        createBarrier(2, 1),
-                       createBuffer(1, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       createBuffer(1), createBuffer(2),
                        createBarrier(2, 0),
-                       createBuffer(2, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(0),
                        createBarrier(3, 1),
-                       createBuffer(1, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       createBuffer(1), createBuffer(2),
                        createBarrier(3, 0),
-                       createBuffer(2, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(0),
                        createBarrier(4, 2),
 
-                       createBuffer(2, PAGE_SIZE),
-                       createBuffer(1, PAGE_SIZE), createEndOfPartition(1),
-                       createBuffer(2, PAGE_SIZE), createEndOfPartition(2),
-                       createBuffer(0, PAGE_SIZE), createEndOfPartition(0)
+                       createBuffer(2),
+                       createBuffer(1), createEndOfPartition(1),
+                       createBuffer(2), createEndOfPartition(2),
+                       createBuffer(0), createEndOfPartition(0)
                };
                ValidatingCheckpointHandler handler = new 
ValidatingCheckpointHandler();
                buffer = createBarrierBuffer(3, sequence, handler);
@@ -610,39 +610,39 @@ public abstract class BarrierBufferTestBase {
        public void testMultiChannelSkippingCheckpointsViaBlockedInputs() 
throws Exception {
                BufferOrEvent[] sequence = {
                        // checkpoint 1 - with blocked data
-                       createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(0), createBuffer(2), createBuffer(0),
                        createBarrier(1, 1), createBarrier(1, 2),
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(0),
                        createBarrier(1, 0),
-                       createBuffer(1, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(1), createBuffer(0),
 
                        // checkpoint 2 will not complete: pre-mature barrier 
from checkpoint 3
                        createBarrier(2, 1),
-                       createBuffer(1, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       createBuffer(1), createBuffer(2),
                        createBarrier(2, 0),
-                       createBuffer(1, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(1), createBuffer(0),
 
                        createBarrier(3, 0), // queued barrier on blocked input
-                       createBuffer(0, PAGE_SIZE),
+                       createBuffer(0),
 
                        createBarrier(4, 1), // pre-mature barrier on blocked 
input
-                       createBuffer(1, PAGE_SIZE),
-                       createBuffer(0, PAGE_SIZE),
-                       createBuffer(2, PAGE_SIZE),
+                       createBuffer(1),
+                       createBuffer(0),
+                       createBuffer(2),
 
                        // complete checkpoint 2
                        createBarrier(2, 2),
-                       createBuffer(0, PAGE_SIZE),
+                       createBuffer(0),
 
                        createBarrier(3, 2), // should be ignored
-                       createBuffer(2, PAGE_SIZE),
+                       createBuffer(2),
                        createBarrier(4, 0),
-                       createBuffer(0, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE),
+                       createBuffer(0), createBuffer(1), createBuffer(2),
                        createBarrier(4, 2),
 
-                       createBuffer(1, PAGE_SIZE), createEndOfPartition(1),
-                       createBuffer(2, PAGE_SIZE), createEndOfPartition(2),
-                       createBuffer(0, PAGE_SIZE), createEndOfPartition(0)
+                       createBuffer(1), createEndOfPartition(1),
+                       createBuffer(2), createEndOfPartition(2),
+                       createBuffer(0), createEndOfPartition(0)
                };
                buffer = createBarrierBuffer(3, sequence);
 
@@ -691,14 +691,14 @@ public abstract class BarrierBufferTestBase {
        @Test
        public void testEarlyCleanup() throws Exception {
                BufferOrEvent[] sequence = {
-                       createBuffer(0, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE),
+                       createBuffer(0), createBuffer(1), createBuffer(2),
                        createBarrier(1, 1), createBarrier(1, 2), 
createBarrier(1, 0),
 
-                       createBuffer(2, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createBuffer(0, PAGE_SIZE),
+                       createBuffer(2), createBuffer(1), createBuffer(0),
                        createBarrier(2, 1),
-                       createBuffer(1, PAGE_SIZE), createBuffer(1, PAGE_SIZE), 
createEndOfPartition(1), createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       createBuffer(1), createBuffer(1), 
createEndOfPartition(1), createBuffer(0), createBuffer(2),
                        createBarrier(2, 2),
-                       createBuffer(2, PAGE_SIZE), createEndOfPartition(2), 
createBuffer(0, PAGE_SIZE), createEndOfPartition(0)
+                       createBuffer(2), createEndOfPartition(2), 
createBuffer(0), createEndOfPartition(0)
                };
                ValidatingCheckpointHandler handler = new 
ValidatingCheckpointHandler();
                buffer = createBarrierBuffer(3, sequence, handler);
@@ -738,26 +738,26 @@ public abstract class BarrierBufferTestBase {
                        createEndOfPartition(2), createEndOfPartition(1),
 
                        // checkpoint without blocked data
-                       createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createBuffer(3, PAGE_SIZE),
+                       createBuffer(0), createBuffer(0), createBuffer(3),
                        createBarrier(2, 3), createBarrier(2, 0),
 
                        // checkpoint with blocked data
-                       createBuffer(3, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(3), createBuffer(0),
                        createBarrier(3, 3),
-                       createBuffer(3, PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       createBuffer(3), createBuffer(0),
                        createBarrier(3, 0),
 
                        // empty checkpoint
                        createBarrier(4, 0), createBarrier(4, 3),
 
                        // some data, one channel closes
-                       createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createBuffer(3, PAGE_SIZE),
+                       createBuffer(0), createBuffer(0), createBuffer(3),
                        createEndOfPartition(0),
 
                        // checkpoint on last remaining channel
-                       createBuffer(3, PAGE_SIZE),
+                       createBuffer(3),
                        createBarrier(5, 3),
-                       createBuffer(3, PAGE_SIZE),
+                       createBuffer(3),
                        createEndOfPartition(3)
                };
                buffer = createBarrierBuffer(4, sequence);
@@ -799,15 +799,15 @@ public abstract class BarrierBufferTestBase {
                        createBarrier(1, 0), createBarrier(1, 1), 
createBarrier(1, 2),
 
                        // some buffers
-                       createBuffer(0, PAGE_SIZE), createBuffer(0, PAGE_SIZE), 
createBuffer(2, PAGE_SIZE),
+                       createBuffer(0), createBuffer(0), createBuffer(2),
 
                        // start the checkpoint that will be incomplete
                        createBarrier(2, 2), createBarrier(2, 0),
-                       createBuffer(0, PAGE_SIZE), createBuffer(2, PAGE_SIZE), 
createBuffer(1, PAGE_SIZE),
+                       createBuffer(0), createBuffer(2), createBuffer(1),
 
                        // close one after the barrier one before the barrier
                        createEndOfPartition(2), createEndOfPartition(1),
-                       createBuffer(0, PAGE_SIZE),
+                       createBuffer(0),
 
                        // final end of stream
                        createEndOfPartition(0)
@@ -836,15 +836,15 @@ public abstract class BarrierBufferTestBase {
        @Test
        public void testSingleChannelAbortCheckpoint() throws Exception {
                BufferOrEvent[] sequence = {
-                       createBuffer(0, PAGE_SIZE),
+                       createBuffer(0),
                        createBarrier(1, 0),
-                       createBuffer(0, PAGE_SIZE),
+                       createBuffer(0),
                        createBarrier(2, 0),
                        createCancellationBarrier(4, 0),
                        createBarrier(5, 0),
-                       createBuffer(0, PAGE_SIZE),
+                       createBuffer(0),
                        createCancellationBarrier(6, 0),
-                       createBuffer(0, PAGE_SIZE)
+                       createBuffer(0)
                };
                AbstractInvokable toNotify = mock(AbstractInvokable.class);
                buffer = createBarrierBuffer(1, sequence, toNotify);
@@ -873,37 +873,37 @@ public abstract class BarrierBufferTestBase {
        public void testMultiChannelAbortCheckpoint() throws Exception {
                BufferOrEvent[] sequence = {
                                // some buffers and a successful checkpoint
-                       /* 0 */ createBuffer(0, PAGE_SIZE), createBuffer(2, 
PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       /* 0 */ createBuffer(0), createBuffer(2), 
createBuffer(0),
                        /* 3 */ createBarrier(1, 1), createBarrier(1, 2),
-                       /* 5 */ createBuffer(2, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE),
+                       /* 5 */ createBuffer(2), createBuffer(1),
                        /* 7 */ createBarrier(1, 0),
-                       /* 8 */ createBuffer(0, PAGE_SIZE), createBuffer(2, 
PAGE_SIZE),
+                       /* 8 */ createBuffer(0), createBuffer(2),
 
                                // aborted on last barrier
                        /* 10 */ createBarrier(2, 0), createBarrier(2, 2),
-                       /* 12 */ createBuffer(0, PAGE_SIZE), createBuffer(2, 
PAGE_SIZE),
+                       /* 12 */ createBuffer(0), createBuffer(2),
                        /* 14 */ createCancellationBarrier(2, 1),
 
                                // successful checkpoint
-                       /* 15 */ createBuffer(2, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE),
+                       /* 15 */ createBuffer(2), createBuffer(1),
                        /* 17 */ createBarrier(3, 1), createBarrier(3, 2), 
createBarrier(3, 0),
 
                                // abort on first barrier
-                       /* 20 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE),
+                       /* 20 */ createBuffer(0), createBuffer(1),
                        /* 22 */ createCancellationBarrier(4, 1), 
createBarrier(4, 2),
-                       /* 24 */ createBuffer(0, PAGE_SIZE),
+                       /* 24 */ createBuffer(0),
                        /* 25 */ createBarrier(4, 0),
 
                                // another successful checkpoint
-                       /* 26 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       /* 26 */ createBuffer(0), createBuffer(1), 
createBuffer(2),
                        /* 29 */ createBarrier(5, 2), createBarrier(5, 1), 
createBarrier(5, 0),
-                       /* 32 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE),
+                       /* 32 */ createBuffer(0), createBuffer(1),
 
                                // abort multiple cancellations and a barrier 
after the cancellations
                        /* 34 */ createCancellationBarrier(6, 1), 
createCancellationBarrier(6, 2),
                        /* 36 */ createBarrier(6, 0),
 
-                       /* 37 */ createBuffer(0, PAGE_SIZE)
+                       /* 37 */ createBuffer(0)
                };
                AbstractInvokable toNotify = mock(AbstractInvokable.class);
                buffer = createBarrierBuffer(3, sequence, toNotify);
@@ -968,28 +968,28 @@ public abstract class BarrierBufferTestBase {
        public void testAbortViaQueuedBarriers() throws Exception {
                BufferOrEvent[] sequence = {
                                // starting a checkpoint
-                       /* 0 */ createBuffer(1, PAGE_SIZE),
+                       /* 0 */ createBuffer(1),
                        /* 1 */ createBarrier(1, 1), createBarrier(1, 2),
-                       /* 3 */ createBuffer(2, PAGE_SIZE), createBuffer(0, 
PAGE_SIZE), createBuffer(1, PAGE_SIZE),
+                       /* 3 */ createBuffer(2), createBuffer(0), 
createBuffer(1),
 
                                // queued barrier and cancellation barrier
                        /* 6 */ createCancellationBarrier(2, 2),
                        /* 7 */ createBarrier(2, 1),
 
                                // some intermediate buffers (some queued)
-                       /* 8 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       /* 8 */ createBuffer(0), createBuffer(1), 
createBuffer(2),
 
                                // complete initial checkpoint
                        /* 11 */ createBarrier(1, 0),
 
                                // some buffers (none queued, since checkpoint 
is aborted)
-                       /* 12 */ createBuffer(2, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       /* 12 */ createBuffer(2), createBuffer(1), 
createBuffer(0),
 
                                // final barrier of aborted checkpoint
                        /* 15 */ createBarrier(2, 0),
 
                                // some more buffers
-                       /* 16 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(2, PAGE_SIZE)
+                       /* 16 */ createBuffer(0), createBuffer(1), 
createBuffer(2)
                };
                AbstractInvokable toNotify = mock(AbstractInvokable.class);
                buffer = createBarrierBuffer(3, sequence, toNotify);
@@ -1045,33 +1045,33 @@ public abstract class BarrierBufferTestBase {
        public void testAbortWhileHavingQueuedBarriers() throws Exception {
                BufferOrEvent[] sequence = {
                                // starting a checkpoint
-                       /*  0 */ createBuffer(1, PAGE_SIZE),
+                       /*  0 */ createBuffer(1),
                        /*  1 */ createBarrier(1, 1),
-                       /*  2 */ createBuffer(2, PAGE_SIZE), createBuffer(0, 
PAGE_SIZE), createBuffer(1, PAGE_SIZE),
+                       /*  2 */ createBuffer(2), createBuffer(0), 
createBuffer(1),
 
                                // queued barrier and cancellation barrier
                        /*  5 */ createBarrier(2, 1),
 
                                // some queued buffers
-                       /*  6 */ createBuffer(2, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE),
+                       /*  6 */ createBuffer(2), createBuffer(1),
 
                                // cancel the initial checkpoint
                        /*  8 */ createCancellationBarrier(1, 0),
 
                                // some more buffers
-                       /*  9 */ createBuffer(2, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       /*  9 */ createBuffer(2), createBuffer(1), 
createBuffer(0),
 
                                // ignored barrier - already canceled and moved 
to next checkpoint
                        /* 12 */ createBarrier(1, 2),
 
                                // some more buffers
-                       /* 13 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       /* 13 */ createBuffer(0), createBuffer(1), 
createBuffer(2),
 
                                // complete next checkpoint regularly
                        /* 16 */ createBarrier(2, 0), createBarrier(2, 2),
 
                                // some more buffers
-                       /* 18 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(2, PAGE_SIZE)
+                       /* 18 */ createBuffer(0), createBuffer(1), 
createBuffer(2)
                };
                AbstractInvokable toNotify = mock(AbstractInvokable.class);
                buffer = createBarrierBuffer(3, sequence, toNotify);
@@ -1126,27 +1126,27 @@ public abstract class BarrierBufferTestBase {
        public void testIgnoreCancelBarrierIfCheckpointSubsumed() throws 
Exception {
                BufferOrEvent[] sequence = {
                                // starting a checkpoint
-                       /*  0 */ createBuffer(2, PAGE_SIZE),
+                       /*  0 */ createBuffer(2),
                        /*  1 */ createBarrier(3, 1), createBarrier(3, 0),
-                       /*  3 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(2, PAGE_SIZE),
+                       /*  3 */ createBuffer(0), createBuffer(1), 
createBuffer(2),
 
                                // newer checkpoint barrier cancels/subsumes 
pending checkpoint
                        /*  6 */ createBarrier(5, 2),
 
                                // some queued buffers
-                       /*  7 */ createBuffer(2, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(0, PAGE_SIZE),
+                       /*  7 */ createBuffer(2), createBuffer(1), 
createBuffer(0),
 
                                // cancel barrier the initial checkpoint /it is 
already canceled)
                        /* 10 */ createCancellationBarrier(3, 2),
 
                                // some more buffers
-                       /* 11 */ createBuffer(2, PAGE_SIZE), createBuffer(0, 
PAGE_SIZE), createBuffer(1, PAGE_SIZE),
+                       /* 11 */ createBuffer(2), createBuffer(0), 
createBuffer(1),
 
                                // complete next checkpoint regularly
                        /* 14 */ createBarrier(5, 0), createBarrier(5, 1),
 
                                // some more buffers
-                       /* 16 */ createBuffer(0, PAGE_SIZE), createBuffer(1, 
PAGE_SIZE), createBuffer(2, PAGE_SIZE)
+                       /* 16 */ createBuffer(0), createBuffer(1), 
createBuffer(2)
                };
                AbstractInvokable toNotify = mock(AbstractInvokable.class);
                buffer = createBarrierBuffer(3, sequence, toNotify);
@@ -1202,12 +1202,12 @@ public abstract class BarrierBufferTestBase {
                return new BufferOrEvent(new 
CancelCheckpointMarker(checkpointId), channel);
        }
 
-       private static BufferOrEvent createBuffer(int channel, int pageSize) {
+       private static BufferOrEvent createBuffer(int channel) {
                final int size = sizeCounter++;
                byte[] bytes = new byte[size];
                RND.nextBytes(bytes);
 
-               MemorySegment memory = 
MemorySegmentFactory.allocateUnpooledSegment(pageSize);
+               MemorySegment memory = 
MemorySegmentFactory.allocateUnpooledSegment(PAGE_SIZE);
                memory.put(0, bytes);
 
                Buffer buf = new NetworkBuffer(memory, 
FreeingBufferRecycler.INSTANCE);

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