ext/sodium: import secretstream test

ext/sodium/tests/crypto_secretstream.phpt

@@ -0,0 +1,61 @@
+--TEST--
+Check for libsodium secretstream
+--SKIPIF--
+<?php
+if (!extension_loaded("sodium")) print "skip extension not loaded";
+if (!defined('SODIUM_CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_ABYTES')) print "skip libsodium without secretbytes";
+?>
+--FILE--
+<?php
+echo "secretstream_xchacha20poly1305:\n";
+
+$msg1 = random_bytes(random_int(1, 1000));
+$msg2 = random_bytes(random_int(1, 1000));
+$key = sodium_crypto_secretstream_xchacha20poly1305_keygen();
+$ad = random_bytes(random_int(1, 1000));
+
+$res = sodium_crypto_secretstream_xchacha20poly1305_init_push($key);
+$stream = $res[0];
+$header = $res[1];
+
+$c1 = sodium_crypto_secretstream_xchacha20poly1305_push($stream, $msg1, $ad);
+$c2 = sodium_crypto_secretstream_xchacha20poly1305_push($stream, $msg2, '', SODIUM_CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_TAG_FINAL);
+
+$stream = sodium_crypto_secretstream_xchacha20poly1305_init_pull($header, $key);
+
+$r1 = sodium_crypto_secretstream_xchacha20poly1305_pull($stream, $c1, $ad);
+$r2 = sodium_crypto_secretstream_xchacha20poly1305_pull($stream, $c2);
+
+var_dump($msg1 === $r1[0]);
+var_dump($msg2 === $r2[0]);
+var_dump($r1[1]);
+var_dump($r2[1]);
+
+var_dump(sodium_crypto_secretstream_xchacha20poly1305_pull($stream, $c2));
+var_dump(sodium_crypto_secretstream_xchacha20poly1305_pull($stream, 'x'));
+
+$stream = sodium_crypto_secretstream_xchacha20poly1305_init_pull($header, $key);
+$r1 = sodium_crypto_secretstream_xchacha20poly1305_pull($stream, $c1);
+var_dump($r1);
+$r1 = sodium_crypto_secretstream_xchacha20poly1305_pull($stream, $c1, $ad);
+var_dump($msg1 === $r1[0]);
+
+$stream = sodium_crypto_secretstream_xchacha20poly1305_init_pull($header, $key);
+sodium_crypto_secretstream_xchacha20poly1305_rekey($stream);
+$r1 = sodium_crypto_secretstream_xchacha20poly1305_pull($stream, $c1, $ad);
+var_dump($r1);
+$r2 = sodium_crypto_secretstream_xchacha20poly1305_pull($stream, $c2);
+var_dump($r2);
+
+--EXPECT--
+secretstream_xchacha20poly1305:
+bool(true)
+bool(true)
+int(0)
+int(3)
+bool(false)
+bool(false)
+bool(false)
+bool(true)
+bool(false)
+bool(false)