From 486f2b5c8b51f0f12782d9c9d1907c96a9298c89 Mon Sep 17 00:00:00 2001
From: 10087686 <wang.jiaochun@zte.com.cn>
Date: Wed, 5 Dec 2018 16:10:38 +0800
Subject: [PATCH]   add MAXIMUM_PAGE_SIZE_BYTES Exception test

   Add max page size exception bounds checking test

  resolve conversation
---
 .../unsafe/map/AbstractBytesToBytesMapSuite.java      | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/core/src/test/java/org/apache/spark/unsafe/map/AbstractBytesToBytesMapSuite.java b/core/src/test/java/org/apache/spark/unsafe/map/AbstractBytesToBytesMapSuite.java
index 53a233f698c7a..d5c979ea1b405 100644
--- a/core/src/test/java/org/apache/spark/unsafe/map/AbstractBytesToBytesMapSuite.java
+++ b/core/src/test/java/org/apache/spark/unsafe/map/AbstractBytesToBytesMapSuite.java
@@ -622,6 +622,17 @@ public void initialCapacityBoundsChecking() {
     } catch (IllegalArgumentException e) {
       // expected exception
     }
+
+    try {
+      new BytesToBytesMap(
+        taskMemoryManager,
+        1,
+        TaskMemoryManager.MAXIMUM_PAGE_SIZE_BYTES + 1);
+      Assert.fail("Expected IllegalArgumentException to be thrown");
+    } catch (IllegalArgumentException e) {
+      // expected exception
+    }
+
   }
 
   @Test