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-rw-r--r--tests/__init__.py0
-rw-r--r--tests/test_parsing.py75
2 files changed, 75 insertions, 0 deletions
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/__init__.py
diff --git a/tests/test_parsing.py b/tests/test_parsing.py
new file mode 100644
index 0000000..91787a6
--- /dev/null
+++ b/tests/test_parsing.py
@@ -0,0 +1,75 @@
+import unittest
+
+from crowbar_reference_compiler import parse_header, parse_implementation, scan
+
+
+class TestParsing(unittest.TestCase):
+ def test_basic(self):
+ print(parse_header(scan("int x();")))
+
+ def test_scdoc_str(self):
+ # adapted from https://git.sr.ht/~sircmpwn/scdoc/tree/master/include/str.h
+ print(parse_header(scan(r"""
+include "stdint.h";
+
+struct str {
+ char *str;
+ typedef size_t len;
+ typedef size_t size;
+};
+
+struct str *str_create();
+void str_free(struct str *str);
+void str_reset(struct str *str);
+int str_append_ch(struct str *str, typedef uint32_t ch);
+""")))
+ # adapted from https://git.sr.ht/~sircmpwn/scdoc/tree/master/src/string.c
+ print(parse_implementation(scan(r"""
+include "stdlib.h";
+include "stdint.h";
+include "str.h";
+include "unicode.h";
+
+int ensure_capacity(struct str *str, typedef size_t len) {
+ if (len + 1 >= str->size) {
+ char *new = realloc(str->str, str->size * 2);
+ if (!new) {
+ return 0;
+ }
+ str->str = new;
+ str->size *= 2;
+ }
+ return 1;
+}
+
+struct str *str_create() {
+ struct str *str = calloc(1, sizeof(struct str));
+ str->str = malloc(16);
+ str->size = 16;
+ str->len = 0;
+ str->str[0] = '\0';
+ return str;
+}
+
+void str_free(struct str *str) {
+ if (!str) {
+ return;
+ }
+ free(str->str);
+ free(str);
+}
+
+int str_append_ch(struct str *str, typedef uint32_t ch) {
+ int size = utf8_chsize(ch);
+ if (size <= 0) {
+ return -1;
+ }
+ if (!ensure_capacity(str, str->len + size)) {
+ return -1;
+ }
+ utf8_encode(&str->str[str->len], ch);
+ str->len += size;
+ str->str[str->len] = '\0';
+ return size;
+}
+""")))