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Support empty part in DefaultPartHttpMessageReader

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This commit fixes a bug in DefaultPartHttpMessageReader's
MultipartParser, due to which the last token in a part window was not
properly indicated.

See gh-30953
Closes gh-31766
This commit is contained in:
Arjen Poutsma
2023-12-06 11:51:48 +01:00
parent a1471a9266
commit 29a39b617e
4 changed files with 38 additions and 2 deletions
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8
spring-webflux/src/test/java/org/springframework/web/reactive/function/MultipartRouterFunctionIntegrationTests.java
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@@ -259,13 +259,19 @@ class MultipartRouterFunctionIntegrationTests extends AbstractRouterFunctionInte
assertThat(data).hasSize(2);
List<PartEvent> fileData = data.get(0);
assertThat(fileData).hasSize(1);
assertThat(fileData).hasSize(2);
assertThat(fileData.get(0)).isInstanceOf(FilePartEvent.class);
FilePartEvent filePartEvent = (FilePartEvent) fileData.get(0);
assertThat(filePartEvent.name()).isEqualTo("fooPart");
assertThat(filePartEvent.filename()).isEqualTo("foo.txt");
DataBufferUtils.release(filePartEvent.content());
assertThat(fileData.get(1)).isInstanceOf(FilePartEvent.class);
filePartEvent = (FilePartEvent) fileData.get(1);
assertThat(filePartEvent.name()).isEqualTo("fooPart");
assertThat(filePartEvent.filename()).isEqualTo("foo.txt");
DataBufferUtils.release(filePartEvent.content());
List<PartEvent> fieldData = data.get(1);
assertThat(fieldData).hasSize(1);
assertThat(fieldData.get(0)).isInstanceOf(FormPartEvent.class);