tests: add test cases for blobmsg parsing

[project/libubox.git] / tests / test-blobmsg-parse.c

diff --git a/tests/test-blobmsg-parse.c b/tests/test-blobmsg-parse.c
new file mode 100644 (file)
index 0000000..ca710fd
--- /dev/null
+++ b/tests/test-blobmsg-parse.c
@@ -0,0 +1,74 @@
+#include <stdio.h>
+#include <stdint.h>
+#include <stddef.h>
+#include <libgen.h>
+
+#include "blobmsg.h"
+
+enum {
+       FOO_MESSAGE,
+       FOO_LIST,
+       FOO_TESTDATA,
+       __FOO_MAX
+};
+
+static const struct blobmsg_policy foo_policy[] = {
+       [FOO_MESSAGE] = {
+               .name = "message",
+               .type = BLOBMSG_TYPE_STRING,
+       },
+       [FOO_LIST] = {
+               .name = "list",
+               .type = BLOBMSG_TYPE_ARRAY,
+       },
+       [FOO_TESTDATA] = {
+               .name = "testdata",
+               .type = BLOBMSG_TYPE_TABLE,
+       },
+};
+
+static void dump_result(const char *fn, int r, const char *filename, struct blob_attr **tb)
+{
+       fprintf(stdout, "%s: %s: %c%c%c (%d)\n", basename((char *) filename), fn,
+               tb[FOO_MESSAGE] ? 'M' : '.',
+               tb[FOO_LIST] ? 'L' : '.',
+               tb[FOO_TESTDATA] ? 'T' : '.',
+               r);
+}
+
+static void test_blobmsg(const char *filename)
+{
+#define BUF_LEN 256
+       int r = 0;
+       FILE *fd = NULL;
+       size_t len = 0;
+       char buf[BUF_LEN+1] = { 0 };
+       struct blob_attr *tb[__FOO_MAX];
+
+       fd = fopen(filename, "r");
+       if (!fd) {
+               fprintf(stderr, "unable to open %s", filename);
+               return;
+       }
+
+       len = fread(&buf, 1, BUF_LEN, fd);
+       fclose(fd);
+
+       r = blobmsg_parse(foo_policy, ARRAY_SIZE(foo_policy), tb, buf, len);
+       dump_result("blobmsg_parse", r, filename, tb);
+
+       r = blobmsg_parse_array(foo_policy, ARRAY_SIZE(foo_policy), tb, buf, len);
+       dump_result("blobmsg_parse_array", r, filename, tb);
+}
+
+int main(int argc, char *argv[])
+{
+       if (argc != 2) {
+               fprintf(stderr, "Usage: %s <blobmsg.bin>\n", argv[0]);
+               return 3;
+       }
+
+       test_blobmsg(argv[1]);
+
+       return 0;
+}