cdump: handle array sizes and comments better.

[ccan] / ccan / cdump / test / run-arraysize.c

diff --git a/ccan/cdump/test/run-arraysize.c b/ccan/cdump/test/run-arraysize.c
new file mode 100644 (file)
index 0000000..e89af97
--- /dev/null
+++ b/ccan/cdump/test/run-arraysize.c
@@ -0,0 +1,54 @@
+#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;
+       char *ctx = tal(NULL, char), *problems;
+
+       /* This is how many tests you plan to run */
+       plan_tests(20);
+
+       /* unions and comments. */
+       defs = cdump_extract(ctx,
+                            "struct foo {\n"
+                            "  int x[5 */* Comment */7];\n"
+                            "  int y[5// Comment\n"
+                            " * 7];\n"
+                            "  int z[5 *\n"
+                            "#ifdef FOO\n"
+                            " 7\n"
+                            "#endif\n"
+                            "];\n"
+                            "};\n", &problems);
+
+       ok1(defs);
+       ok1(tal_parent(defs) == ctx);
+       ok1(!problems);
+       t = strmap_get(&defs->structs, "foo");
+       ok1(t);
+       ok1(tal_count(t->u.members) == 3);
+       ok1(streq(t->u.members[0].name, "x"));
+       ok1(t->u.members[0].type->kind == CDUMP_ARRAY);
+       ok1(streq(t->u.members[0].type->u.arr.size, "5 * 7"));
+       ok1(t->u.members[0].type->u.arr.type->kind == CDUMP_UNKNOWN);
+       ok1(streq(t->u.members[0].type->u.arr.type->name, "int"));
+
+       ok1(streq(t->u.members[1].name, "y"));
+       ok1(t->u.members[1].type->kind == CDUMP_ARRAY);
+       ok1(streq(t->u.members[1].type->u.arr.size, "5 * 7"));
+       ok1(t->u.members[1].type->u.arr.type->kind == CDUMP_UNKNOWN);
+       ok1(streq(t->u.members[1].type->u.arr.type->name, "int"));
+
+       ok1(streq(t->u.members[2].name, "z"));
+       ok1(t->u.members[2].type->kind == CDUMP_ARRAY);
+       ok1(streq(t->u.members[2].type->u.arr.size, "5 * 7"));
+       ok1(t->u.members[2].type->u.arr.type->kind == CDUMP_UNKNOWN);
+       ok1(streq(t->u.members[2].type->u.arr.type->name, "int"));
+
+       /* This exits depending on whether all tests passed */
+       return exit_status();
+}