[GitHub] [flink] lamber-ken commented on a change in pull request #7987: [FLINK-11820][serialization] SimpleStringSchema handle message record which value is null

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lamber-ken commented on a change in pull request #7987: [FLINK-11820][serialization] SimpleStringSchema handle message record which value is null
URL: https://github.com/apache/flink/pull/7987#discussion_r289295272
 
 

 ##########
 File path: flink-core/src/test/java/org/apache/flink/api/common/serialization/SimpleStringSchemaTest.java
 ##########
 @@ -50,4 +50,12 @@ public void testSerializability() throws Exception {
 
 		assertEquals(schema.getCharset(), copy.getCharset());
 	}
+
+	@Test
+	public void testDeserializeWithNullValue() throws Exception {
+		final SimpleStringSchema schema = new SimpleStringSchema();
+		final String value = schema.deserialize(null);
+
+		assertEquals(value, null);
 
 Review comment:
   right

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