shared: add simplistic XML parser for usage in the D-Bus policy language compat parser

1 files changed, 83 insertions, 0 deletions

diff --git a/src/test/test-xml.c b/src/test/test-xml.c
new file mode 100644
index 000000000..7a34f143e
--- /dev/null
+++ b/src/test/test-xml.c
@@ -0,0 +1,83 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2013 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <stdarg.h>
+
+#include "xml.h"
+#include "util.h"
+
+static void test_one(const char *data, ...) {
+        void *state = NULL;
+        va_list ap;
+
+        va_start(ap, data);
+
+        for (;;) {
+                _cleanup_free_ char *name = NULL;
+                int t, tt;
+                const char *nn;
+
+                t = xml_tokenize(&data, &name, &state);
+                assert_se(t >= 0);
+
+                tt = va_arg(ap, int);
+                assert_se(tt >= 0);
+
+                assert_se(t == tt);
+                if (t == XML_END)
+                        break;
+
+                nn = va_arg(ap, const char *);
+                assert_se(streq_ptr(nn, name));
+        }
+
+        va_end(ap);
+}
+
+int main(int argc, char *argv[]) {
+
+        test_one("", XML_END);
+
+        test_one("<foo></foo>",
+                 XML_TAG_OPEN, "foo",
+                 XML_TAG_CLOSE, "foo",
+                 XML_END);
+
+        test_one("<foo waldo=piep meh=\"huhu\"/>",
+                 XML_TAG_OPEN, "foo",
+                 XML_ATTRIBUTE_NAME, "waldo",
+                 XML_ATTRIBUTE_VALUE, "piep",
+                 XML_ATTRIBUTE_NAME, "meh",
+                 XML_ATTRIBUTE_VALUE, "huhu",
+                 XML_TAG_CLOSE_EMPTY, NULL,
+                 XML_END);
+
+        test_one("xxxx\n"
+                 "<foo><?xml foo?>     <!-- zzzz -->  </foo>",
+                 XML_TEXT, "xxxx\n",
+                 XML_TAG_OPEN, "foo",
+                 XML_TEXT, "     ",
+                 XML_TEXT, "  ",
+                 XML_TAG_CLOSE, "foo",
+                 XML_END);
+
+        return 0;
+}