test(parser): add unordered list parsing test

include/mrk/ast.h

@@ -13,6 +13,8 @@ typedef enum mrk_ast_node_type {
   mrk_ast_node_type_space,
   mrk_ast_node_type_link,
   mrk_ast_node_type_paragraph,
+  mrk_ast_node_type_list,
+  mrk_ast_node_type_list_item,
 } mrk_ast_node_type;
 
 typedef struct mrk_ast_node {
@@ -33,6 +35,13 @@ typedef struct mrk_ast_node {
       size_t url_start;
       size_t url_end;
     } link;
+    struct {
+      bool ordered;
+    } list;
+    struct {
+      bool checkbox;
+      bool checked;
+    } list_item;
   } d;
 } mrk_ast_node;
 

src/_include/mrk/parser_internal.h

@@ -69,4 +69,9 @@ mrk_err mrk_parser_parse_text(mrk_ast_node *out, mrk_parser *parser);
  */
 mrk_err mrk_parser_parse_link(mrk_ast_node *out, mrk_parser *parser);
 
+/**
+ * Parse one of the three list types.
+ */
+mrk_err mrk_parser_parse_list(mrk_ast_node *out, mrk_parser *parser);
+
 #endif

test/parser/specific.c

@@ -57,8 +57,50 @@ void test_parse_link() {
   TEST_CHECK(link_text->d.text.end == 12);
 }
 
+void test_parse_unordered_list() {
+  const char *buf = "* element one\n* element two\n    paragraph in element two";
+  PARSER_OPEN(buf);
+
+  mrk_ast_node *list;
+  mrk_ast_node_init(&list);
+  TEST_CHECK(mrk_parser_parse_list(list, parser) == mrk_err_ok);
+
+  TEST_CHECK(list->type == mrk_ast_node_type_list);
+  TEST_CHECK(!list->d.list.ordered);
+  TEST_CHECK(list->children.len == 2);
+
+  mrk_ast_node *child = list->children.arr[0];
+  TEST_CHECK(child->type == mrk_ast_node_type_list_item);
+  TEST_CHECK(!child->d.list_item.checkbox);
+  TEST_CHECK(child->children.len == 1);
+
+  mrk_ast_node *subchild = child->children.arr[0];
+  TEST_CHECK(subchild->type == mrk_ast_node_type_text);
+  TEST_CHECK(subchild->d.text.start == 2);
+  TEST_CHECK(subchild->d.text.end == 13);
+
+  child = list->children.arr[1];
+  TEST_CHECK(child->type == mrk_ast_node_type_list_item);
+  TEST_CHECK(!child->d.list_item.checkbox);
+  TEST_CHECK(child->children.len == 2);
+
+  subchild = child->children.arr[0];
+  TEST_CHECK(subchild->type == mrk_ast_node_type_text);
+  TEST_CHECK(subchild->d.text.start == 16);
+  TEST_CHECK(subchild->d.text.end == 27);
+
+  subchild = child->children.arr[1];
+  TEST_CHECK(subchild->type == mrk_ast_node_type_paragraph);
+  TEST_CHECK(subchild->children.len == 1);
+
+  TEST_CHECK(subchild->children.arr[0]->type == mrk_ast_node_type_text);
+  TEST_CHECK(subchild->children.arr[0]->d.text.start == 31);
+  TEST_CHECK(subchild->children.arr[0]->d.text.end == 55);
+}
+
 TEST_LIST = {
   { "parser header", test_parse_header },
   { "parser link", test_parse_link },
+  { "parser unordered list", test_parse_unordered_list },
   { NULL, NULL }
 };