add failing test

Author: kivikakk

api_test/main.c

@@ -952,6 +952,29 @@ static void source_pos(test_batch_runner *runner) {
   cmark_node_free(doc);
 }
 
+static void source_pos_2(test_batch_runner *runner) {
+  static const char markdown[] =
+    "*first*\n"
+    "second\n";
+
+  cmark_node *doc = cmark_parse_document(markdown, sizeof(markdown) - 1, CMARK_OPT_DEFAULT);
+  char *xml = cmark_render_xml(doc, CMARK_OPT_DEFAULT | CMARK_OPT_SOURCEPOS);
+  STR_EQ(runner, xml, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
+                      "<!DOCTYPE document SYSTEM \"CommonMark.dtd\">\n"
+                      "<document sourcepos=\"1:1-2:6\" xmlns=\"http://commonmark.org/xml/1.0\">\n"
+                      "  <paragraph sourcepos=\"1:1-2:6\">\n"
+                      "    <emph sourcepos=\"1:1-1:7\">\n"
+                      "      <text sourcepos=\"1:2-1:6\" xml:space=\"preserve\">first</text>\n"
+                      "    </emph>\n"
+                      "    <softbreak />\n"
+                      "    <text sourcepos=\"2:1-2:6\" xml:space=\"preserve\">second</text>\n"
+                      "  </paragraph>\n"
+                      "</document>\n",
+         "sourcepos are as expected");
+  free(xml);
+  cmark_node_free(doc);
+}
+
 static void ref_source_pos(test_batch_runner *runner) {
   static const char markdown[] =
     "Let's try [reference] links.\n"
@@ -1002,6 +1025,7 @@ int main() {
   test_safe(runner);
   test_feed_across_line_ending(runner);
   source_pos(runner);
+  source_pos_2(runner);
   ref_source_pos(runner);
 
   test_print_summary(runner);