davisusanibar commented on code in PR #34312:
URL: https://github.com/apache/arrow/pull/34312#discussion_r1150850276
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java/dataset/src/test/java/org/apache/arrow/dataset/file/TestFileSystemDataset.java:
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@@ -386,6 +388,27 @@ public void testBaseCsvRead() throws Exception {
}
}
+ @Test
+ public void testResourceToLoad() throws IOException {
+ if (System.getProperty("os.name").equalsIgnoreCase("Windows")) {
+ assertEquals("\\", File.separator);
+ final String pathWithoutFileSeparator = "/" + "avroschema" + "/" +
"user.avsc";
+ try (final InputStream stream =
TestFileSystemDataset.class.getResourceAsStream(pathWithoutFileSeparator)) {
+ if (stream == null) {
+ throw new FileNotFoundException(pathWithoutFileSeparator);
+ }
+ }
+ final String pathWithFileSeparator = File.separator + "avroschema" +
File.separator + "user.avsc";
+ Assertions.assertThrows(FileNotFoundException.class, () -> {
+ try (final InputStream stream =
TestFileSystemDataset.class.getResourceAsStream(pathWithFileSeparator)) {
+ if (stream == null) {
+ throw new FileNotFoundException(pathWithFileSeparator);
+ }
+ }
+ }, "FileNotFound \\avroschema\\user.avsc");
+ }
+ }
+
Review Comment:
The current JUnit tests are able to read resources without any issues.
Basically, this error was not detected because of the lack of checking of
`getResourceAsStream` in the main code to load native libraries.
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