cdump: new module.

[ccan] / ccan / cdump / test / run-forward-decl.c

diff --git a/ccan/cdump/test/run-forward-decl.c b/ccan/cdump/test/run-forward-decl.c
new file mode 100644 (file)
index 0000000..96065e4
--- /dev/null
+++ b/ccan/cdump/test/run-forward-decl.c
@@ -0,0 +1,43 @@
+#include <ccan/cdump/cdump.h>
+/* Include the C files directly. */
+#include <ccan/cdump/cdump.c>
+#include <ccan/tap/tap.h>
+
+int main(void)
+{
+       struct cdump_definitions *defs;
+       const struct cdump_type *t, *t2;
+       char *ctx = tal(NULL, char), *problems;
+
+       /* This is how many tests you plan to run */
+       plan_tests(16);
+
+       defs = cdump_extract(ctx, "struct foo { struct bar *bar; };\n"
+                            "struct bar { int x; };", &problems);
+       ok1(defs);
+       ok1(tal_parent(defs) == ctx);
+       ok1(!problems);
+
+       t = strmap_get(&defs->structs, "foo");
+       ok1(t);
+       t2 = strmap_get(&defs->structs, "bar");
+       ok1(t2);
+
+       ok1(t2->kind == CDUMP_STRUCT);
+       ok1(streq(t2->name, "bar"));
+       ok1(tal_count(t2->u.members) == 1);
+       ok1(t2->u.members[0].type->kind == CDUMP_UNKNOWN);
+       ok1(streq(t2->u.members[0].type->name, "int"));
+
+       ok1(t->kind == CDUMP_STRUCT);
+       ok1(streq(t->name, "foo"));
+       ok1(tal_count(t->u.members) == 1);
+       ok1(streq(t->u.members[0].name, "bar"));
+       ok1(t->u.members[0].type->kind == CDUMP_POINTER);
+       ok1(t->u.members[0].type->u.ptr == t2);
+
+       tal_free(ctx);
+
+       /* This exits depending on whether all tests passed */
+       return exit_status();
+}