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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.

Closes gh-30953
This commit is contained in:
Arjen Poutsma
2023-12-06 11:51:48 +01:00
parent 2e3d13331a
commit ef4ffa0005
4 changed files with 38 additions and 2 deletions
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17
spring-web/src/test/java/org/springframework/http/codec/multipart/DefaultPartHttpMessageReaderTests.java
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@@ -301,6 +301,23 @@ class DefaultPartHttpMessageReaderTests {
latch.await();
}
@ParameterizedDefaultPartHttpMessageReaderTest
void emptyLastPart(DefaultPartHttpMessageReader reader) throws InterruptedException {
MockServerHttpRequest request = createRequest(
new ClassPathResource("empty-part.multipart", getClass()), "LiG0chJ0k7YtLt-FzTklYFgz50i88xJCW5jD");
Flux<Part> result = reader.read(forClass(Part.class), request, emptyMap());
CountDownLatch latch = new CountDownLatch(2);
StepVerifier.create(result)
.consumeNextWith(part -> testPart(part, null, "", latch))
.consumeNextWith(part -> testPart(part, null, "", latch))
.verifyComplete();
latch.await();
}
private void testBrowser(DefaultPartHttpMessageReader reader, Resource resource, String boundary)
throws InterruptedException {