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The following commit(s) were added to refs/heads/master by this push:
new a088cf13 Add JavaxFileUploadFileCountLimitTest
a088cf13 is described below
commit a088cf13266ae870bf6d64e03ad0bfd976b16efb
Author: Gary Gregory <[email protected]>
AuthorDate: Sat Jul 25 10:57:49 2026 -0400
Add JavaxFileUploadFileCountLimitTest
---
.../javax/JavaxFileUploadFileCountLimitTest.java | 80 ++++++++++++++++++++++
1 file changed, 80 insertions(+)
diff --git
a/commons-fileupload2-javax/src/test/java/org/apache/commons/fileupload2/javax/JavaxFileUploadFileCountLimitTest.java
b/commons-fileupload2-javax/src/test/java/org/apache/commons/fileupload2/javax/JavaxFileUploadFileCountLimitTest.java
new file mode 100644
index 00000000..ee746fd2
--- /dev/null
+++
b/commons-fileupload2-javax/src/test/java/org/apache/commons/fileupload2/javax/JavaxFileUploadFileCountLimitTest.java
@@ -0,0 +1,80 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.commons.fileupload2.javax;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+import java.nio.charset.StandardCharsets;
+
+import javax.servlet.http.HttpServletRequest;
+
+import org.apache.commons.fileupload2.core.DiskFileItemFactory;
+import org.apache.commons.fileupload2.core.FileUploadFileCountLimitException;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+
+/**
+ * Tests that {@link
JakartaServletFileUpload#parseRequest(org.apache.commons.fileupload2.core.RequestContext)}
throws a
+ * {@link FileUploadFileCountLimitException} when {@code maxFileCount} is
exceeded.
+ */
+class JavaxFileUploadFileCountLimitTest {
+
+ /**
+ * Builds a multipart/form-data request body containing {@code fileCount}
file parts, using the boundary {@code ---1234}.
+ *
+ * @param fileCount the number of file parts to include
+ * @return the multipart body as a UTF-8 encoded byte array
+ */
+ private static byte[] buildMultipartBody(final int fileCount) {
+ final var boundary = "---1234";
+ final var sb = new StringBuilder();
+ for (int i = 1; i <= fileCount; i++) {
+ sb.append("--").append(boundary).append("\r\n");
+ sb.append("Content-Disposition: form-data;
name=\"file").append(i).append("\";
filename=\"file").append(i).append(".txt\"\r\n");
+ sb.append("Content-Type: text/plain\r\n");
+ sb.append("\r\n");
+ sb.append("Content of file ").append(i).append("\r\n");
+ }
+ sb.append("--").append(boundary).append("--\r\n");
+ return sb.toString().getBytes(StandardCharsets.US_ASCII);
+ }
+
+ /**
+ * Tests that {@code parseRequest(RequestContext)} throws {@link
FileUploadFileCountLimitException} when the number of uploaded files exceeds
the configured
+ * {@code maxFileCount}. The request contains {@code maxFileCount + 1}
files so that the limit is always exceeded.
+ *
+ * @param maxFileCount the maximum number of files allowed, set to a
non-default value
+ * @throws Exception if the test fails unexpectedly
+ */
+ @ParameterizedTest
+ @ValueSource(longs = { 1, 2, 4, 8 })
+ void testParseRequestThrowsFileUploadFileCountLimitException(final long
maxFileCount) throws Exception {
+ // Build a request with one more file than the limit allows
+ final int fileCount = (int) maxFileCount + 1;
+ final var contentType = "multipart/form-data; boundary=---1234";
+ final var body = buildMultipartBody(fileCount);
+ final HttpServletRequest request = new
JavaxMockHttpServletRequest(body, contentType);
+ final var requestContext = new JavaxServletRequestContext(request);
+ final var upload = new
JavaxServletFileUpload<>(DiskFileItemFactory.builder().get());
+ upload.setMaxFileCount(maxFileCount);
+ final var exception =
assertThrows(FileUploadFileCountLimitException.class, () ->
upload.parseRequest(requestContext));
+ assertEquals(maxFileCount, exception.getPermitted());
+ assertEquals(maxFileCount, exception.getActualSize());
+ }
+}
