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-rw-r--r--ext/hash/tests/bug52240.phpt19
1 files changed, 19 insertions, 0 deletions
diff --git a/ext/hash/tests/bug52240.phpt b/ext/hash/tests/bug52240.phpt
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+--TEST--
+Bug #52240 (hash_copy() does not copy the HMAC key, causes wrong results and PHP crashes)
+--SKIPIF--
+<?php extension_loaded('hash') or die('skip'); ?>
+--FILE--
+<?php
+
+$h = hash_init('crc32b', HASH_HMAC, '123456' );
+$h2 = hash_copy($h);
+var_dump(hash_final($h));
+$h3 = hash_copy($h2);
+var_dump(hash_final($h2));
+var_dump(hash_final($h3));
+
+?>
+--EXPECT--
+string(8) "278af264"
+string(8) "278af264"
+string(8) "278af264"