libubox: tests: add more blobmsg/json test cases

* add mixed int/double tests
 * add blobmsg_cast_u64/blobmsg_cast_s64 tests

Signed-off-by: Peter Seiderer <ps.report@gmx.net>

2 files changed, 453 insertions, 0 deletions

diff --git a/tests/cram/test_blobmsg_types.t b/tests/cram/test_blobmsg_types.t
new file mode 100644
index 0000000..190e1f2
--- /dev/null
+++ b/tests/cram/test_blobmsg_types.t
@@ -0,0 +1,82 @@
+check that blobmsg is producing expected results:
+
+  $ [ -n "$TEST_BIN_DIR" ] && export PATH="$TEST_BIN_DIR:$PATH"
+
+  $ valgrind --quiet --leak-check=full test-blobmsg-types
+  [*] blobmsg dump:
+  string: Hello, world!
+  int64_max: 9223372036854775807
+  int64_min: -9223372036854775808
+  int32_max: 2147483647
+  int32_min: -2147483648
+  int16_max: 32767
+  int16_min: -32768
+  int8_max: 127
+  int8_min: -128
+  double_max: 1.797693e+308
+  double_min: 2.225074e-308
+  [*] blobmsg dump cast_u64:
+  string: Hello, world!
+  int64_max: 9223372036854775807
+  int64_min: 9223372036854775808
+  int32_max: 2147483647
+  int32_min: 2147483648
+  int16_max: 32767
+  int16_min: 32768
+  int8_max: 127
+  int8_min: 128
+  double_max: 1.797693e+308
+  double_min: 2.225074e-308
+  [*] blobmsg dump cast_s64:
+  string: Hello, world!
+  int64_max: 9223372036854775807
+  int64_min: -9223372036854775808
+  int32_max: 2147483647
+  int32_min: -2147483648
+  int16_max: 32767
+  int16_min: -32768
+  int8_max: 127
+  int8_min: -128
+  double_max: 1.797693e+308
+  double_min: 2.225074e-308
+  
+  [*] blobmsg to json: {"string":"Hello, world!","int64_max":9223372036854775807,"int64_min":-9223372036854775808,"int32_max":2147483647,"int32_min":-2147483648,"int16_max":32767,"int16_min":-32768,"int8_max":true,"int8_min":true,"double_max":179769313486231570814527423731704356798070567525844996598917476803157260780028538760589558632766878171540458953514382464234321326889464182768467546703537516986049910576551282076245490090389328944075868508455133942304583236903222948165808559332123348274797826204144723168738177180919299881250404026184124858368.000000,"double_min":0.000000}
+  
+  [*] blobmsg from json:
+  string: Hello, world!
+  int64_max: 9223372036854775807
+  int64_min: -9223372036854775808
+  int32_max: 2147483647
+  int32_min: -2147483648
+  int16_max: 32767
+  int16_min: -32768
+  int8_max: 1
+  int8_min: 1
+  double_max: 1.797693e+308
+  double_min: 0.000000e+00
+  
+  [*] blobmsg from json/cast_u64:
+  string: Hello, world!
+  int64_max: 9223372036854775807
+  int64_min: 9223372036854775808
+  int32_max: 2147483647
+  int32_min: 2147483648
+  int16_max: 32767
+  int16_min: 4294934528
+  int8_max: 1
+  int8_min: 1
+  double_max: 1.797693e+308
+  double_min: 0.000000e+00
+  
+  [*] blobmsg from json/cast_s64:
+  string: Hello, world!
+  int64_max: 9223372036854775807
+  int64_min: -9223372036854775808
+  int32_max: 2147483647
+  int32_min: -2147483648
+  int16_max: 32767
+  int16_min: -32768
+  int8_max: 1
+  int8_min: 1
+  double_max: 1.797693e+308
+  double_min: 0.000000e+00
diff --git a/tests/test-blobmsg-types.c b/tests/test-blobmsg-types.c
new file mode 100644
index 0000000..4d77a27
--- /dev/null
+++ b/tests/test-blobmsg-types.c
@@ -0,0 +1,371 @@
+#include <stdio.h>
+#include <float.h>
+#include <limits.h>
+#include <stdint.h>
+#include <inttypes.h>
+
+#include "blobmsg.h"
+#include "blobmsg_json.h"
+
+enum {
+	FOO_STRING,
+	FOO_INT64_MAX,
+	FOO_INT64_MIN,
+	FOO_INT32_MAX,
+	FOO_INT32_MIN,
+	FOO_INT16_MAX,
+	FOO_INT16_MIN,
+	FOO_INT8_MAX,
+	FOO_INT8_MIN,
+	FOO_DOUBLE_MAX,
+	FOO_DOUBLE_MIN,
+	__FOO_MAX
+};
+
+static const struct blobmsg_policy pol[] = {
+	[FOO_STRING] = {
+		.name = "string",
+		.type = BLOBMSG_TYPE_STRING,
+	},
+	[FOO_INT64_MAX] = {
+		.name = "int64_max",
+		.type = BLOBMSG_TYPE_INT64,
+	},
+	[FOO_INT64_MIN] = {
+		.name = "int64_min",
+		.type = BLOBMSG_TYPE_INT64,
+	},
+	[FOO_INT32_MAX] = {
+		.name = "int32_max",
+		.type = BLOBMSG_TYPE_INT32,
+	},
+	[FOO_INT32_MIN] = {
+		.name = "int32_min",
+		.type = BLOBMSG_TYPE_INT32,
+	},
+	[FOO_INT16_MAX] = {
+		.name = "int16_max",
+		.type = BLOBMSG_TYPE_INT16,
+	},
+	[FOO_INT16_MIN] = {
+		.name = "int16_min",
+		.type = BLOBMSG_TYPE_INT16,
+	},
+	[FOO_INT8_MAX] = {
+		.name = "int8_max",
+		.type = BLOBMSG_TYPE_INT8,
+	},
+	[FOO_INT8_MIN] = {
+		.name = "int8_min",
+		.type = BLOBMSG_TYPE_INT8,
+	},
+	[FOO_DOUBLE_MAX] = {
+		.name = "double_max",
+		.type = BLOBMSG_TYPE_DOUBLE,
+	},
+	[FOO_DOUBLE_MIN] = {
+		.name = "double_min",
+		.type = BLOBMSG_TYPE_DOUBLE,
+	},
+};
+
+static const struct blobmsg_policy pol_json[] = {
+	[FOO_STRING] = {
+		.name = "string",
+		.type = BLOBMSG_TYPE_STRING,
+	},
+	[FOO_INT64_MAX] = {
+		.name = "int64_max",
+		.type = BLOBMSG_TYPE_INT64,
+	},
+	[FOO_INT64_MIN] = {
+		.name = "int64_min",
+		.type = BLOBMSG_TYPE_INT64,
+	},
+	[FOO_INT32_MAX] = {
+		.name = "int32_max",
+		.type = BLOBMSG_TYPE_INT32,
+	},
+	[FOO_INT32_MIN] = {
+		.name = "int32_min",
+		.type = BLOBMSG_TYPE_INT32,
+	},
+	[FOO_INT16_MAX] = {
+		.name = "int16_max",
+		.type = BLOBMSG_TYPE_INT32,
+	},
+	[FOO_INT16_MIN] = {
+		.name = "int16_min",
+		.type = BLOBMSG_TYPE_INT32,
+	},
+	[FOO_INT8_MAX] = {
+		.name = "int8_max",
+		.type = BLOBMSG_TYPE_INT8,
+	},
+	[FOO_INT8_MIN] = {
+		.name = "int8_min",
+		.type = BLOBMSG_TYPE_INT8,
+	},
+	[FOO_DOUBLE_MAX] = {
+		.name = "double_max",
+		.type = BLOBMSG_TYPE_DOUBLE,
+	},
+	[FOO_DOUBLE_MIN] = {
+		.name = "double_min",
+		.type = BLOBMSG_TYPE_DOUBLE,
+	},
+};
+
+#ifndef ARRAY_SIZE
+#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
+#endif
+
+static void dump_message(struct blob_buf *buf)
+{
+	struct blob_attr *tb[ARRAY_SIZE(pol)];
+
+	if (blobmsg_parse(pol, ARRAY_SIZE(pol), tb, blob_data(buf->head), blob_len(buf->head)) != 0) {
+		fprintf(stderr, "Parse failed\n");
+		return;
+	}
+	if (tb[FOO_STRING])
+		fprintf(stderr, "string: %s\n", blobmsg_get_string(tb[FOO_STRING]));
+	if (tb[FOO_INT64_MAX])
+		fprintf(stderr, "int64_max: %" PRId64 "\n", (int64_t)blobmsg_get_u64(tb[FOO_INT64_MAX]));
+	if (tb[FOO_INT64_MIN])
+		fprintf(stderr, "int64_min: %" PRId64 "\n", (int64_t)blobmsg_get_u64(tb[FOO_INT64_MIN]));
+	if (tb[FOO_INT32_MAX])
+		fprintf(stderr, "int32_max: %" PRId32 "\n", (int32_t)blobmsg_get_u32(tb[FOO_INT32_MAX]));
+	if (tb[FOO_INT32_MIN])
+		fprintf(stderr, "int32_min: %" PRId32 "\n", (int32_t)blobmsg_get_u32(tb[FOO_INT32_MIN]));
+	if (tb[FOO_INT16_MAX])
+		fprintf(stderr, "int16_max: %" PRId16 "\n", (int16_t)blobmsg_get_u16(tb[FOO_INT16_MAX]));
+	if (tb[FOO_INT16_MIN])
+		fprintf(stderr, "int16_min: %" PRId16 "\n", (int16_t)blobmsg_get_u16(tb[FOO_INT16_MIN]));
+	if (tb[FOO_INT8_MAX])
+		fprintf(stderr, "int8_max: %" PRId8 "\n", (int8_t)blobmsg_get_u8(tb[FOO_INT8_MAX]));
+	if (tb[FOO_INT8_MIN])
+		fprintf(stderr, "int8_min: %" PRId8 "\n", (int8_t)blobmsg_get_u8(tb[FOO_INT8_MIN]));
+	if (tb[FOO_DOUBLE_MAX])
+		fprintf(stderr, "double_max: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MAX]));
+	if (tb[FOO_DOUBLE_MIN])
+		fprintf(stderr, "double_min: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MIN]));
+}
+
+static void dump_message_cast_u64(struct blob_buf *buf)
+{
+	struct blob_attr *tb[ARRAY_SIZE(pol)];
+
+	if (blobmsg_parse(pol, ARRAY_SIZE(pol), tb, blob_data(buf->head), blob_len(buf->head)) != 0) {
+		fprintf(stderr, "Parse failed\n");
+		return;
+	}
+	if (tb[FOO_STRING])
+		fprintf(stderr, "string: %s\n", blobmsg_get_string(tb[FOO_STRING]));
+	if (tb[FOO_INT64_MAX])
+		fprintf(stderr, "int64_max: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT64_MAX]));
+	if (tb[FOO_INT64_MIN])
+		fprintf(stderr, "int64_min: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT64_MIN]));
+	if (tb[FOO_INT32_MAX])
+		fprintf(stderr, "int32_max: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT32_MAX]));
+	if (tb[FOO_INT32_MIN])
+		fprintf(stderr, "int32_min: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT32_MIN]));
+	if (tb[FOO_INT16_MAX])
+		fprintf(stderr, "int16_max: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT16_MAX]));
+	if (tb[FOO_INT16_MIN])
+		fprintf(stderr, "int16_min: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT16_MIN]));
+	if (tb[FOO_INT8_MAX])
+		fprintf(stderr, "int8_max: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT8_MAX]));
+	if (tb[FOO_INT8_MIN])
+		fprintf(stderr, "int8_min: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT8_MIN]));
+	if (tb[FOO_DOUBLE_MAX])
+		fprintf(stderr, "double_max: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MAX]));
+	if (tb[FOO_DOUBLE_MIN])
+		fprintf(stderr, "double_min: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MIN]));
+}
+
+static void dump_message_cast_s64(struct blob_buf *buf)
+{
+	struct blob_attr *tb[ARRAY_SIZE(pol)];
+
+	if (blobmsg_parse(pol, ARRAY_SIZE(pol), tb, blob_data(buf->head), blob_len(buf->head)) != 0) {
+		fprintf(stderr, "Parse failed\n");
+		return;
+	}
+	if (tb[FOO_STRING])
+		fprintf(stderr, "string: %s\n", blobmsg_get_string(tb[FOO_STRING]));
+	if (tb[FOO_INT64_MAX])
+		fprintf(stderr, "int64_max: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT64_MAX]));
+	if (tb[FOO_INT64_MIN])
+		fprintf(stderr, "int64_min: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT64_MIN]));
+	if (tb[FOO_INT32_MAX])
+		fprintf(stderr, "int32_max: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT32_MAX]));
+	if (tb[FOO_INT32_MIN])
+		fprintf(stderr, "int32_min: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT32_MIN]));
+	if (tb[FOO_INT16_MAX])
+		fprintf(stderr, "int16_max: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT16_MAX]));
+	if (tb[FOO_INT16_MIN])
+		fprintf(stderr, "int16_min: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT16_MIN]));
+	if (tb[FOO_INT8_MAX])
+		fprintf(stderr, "int8_max: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT8_MAX]));
+	if (tb[FOO_INT8_MIN])
+		fprintf(stderr, "int8_min: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT8_MIN]));
+	if (tb[FOO_DOUBLE_MAX])
+		fprintf(stderr, "double_max: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MAX]));
+	if (tb[FOO_DOUBLE_MIN])
+		fprintf(stderr, "double_min: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MIN]));
+}
+
+static void dump_message_json(struct blob_buf *buf)
+{
+	struct blob_attr *tb[ARRAY_SIZE(pol)];
+
+	if (blobmsg_parse(pol_json, ARRAY_SIZE(pol_json), tb, blob_data(buf->head), blob_len(buf->head)) != 0) {
+		fprintf(stderr, "Parse failed\n");
+		return;
+	}
+	if (tb[FOO_STRING])
+		fprintf(stderr, "string: %s\n", blobmsg_get_string(tb[FOO_STRING]));
+	if (tb[FOO_INT64_MAX])
+		fprintf(stderr, "int64_max: %" PRId64 "\n", blobmsg_get_u64(tb[FOO_INT64_MAX]));
+	if (tb[FOO_INT64_MIN])
+		fprintf(stderr, "int64_min: %" PRId64 "\n", blobmsg_get_u64(tb[FOO_INT64_MIN]));
+	if (tb[FOO_INT32_MAX])
+		fprintf(stderr, "int32_max: %" PRId32 "\n", blobmsg_get_u32(tb[FOO_INT32_MAX]));
+	if (tb[FOO_INT32_MIN])
+		fprintf(stderr, "int32_min: %" PRId32 "\n", blobmsg_get_u32(tb[FOO_INT32_MIN]));
+	/* u16 is unknown to json, retrieve as u32 */
+	if (tb[FOO_INT16_MAX])
+		fprintf(stderr, "int16_max: %" PRId32 "\n", blobmsg_get_u32(tb[FOO_INT16_MAX]));
+	/* u16 is unknown to json, retrieve as u32 */
+	if (tb[FOO_INT16_MIN])
+		fprintf(stderr, "int16_min: %" PRId32 "\n", blobmsg_get_u32(tb[FOO_INT16_MIN]));
+	/* u8 is converted to boolean (true: all values != 0/false: value 0) in json */
+	if (tb[FOO_INT8_MAX])
+		fprintf(stderr, "int8_max: %" PRId8 "\n", blobmsg_get_u8(tb[FOO_INT8_MAX]));
+	/* u8 is converted to boolean (true: all values != 0/false: value 0) in json */
+	if (tb[FOO_INT8_MIN])
+		fprintf(stderr, "int8_min: %" PRId8 "\n", blobmsg_get_u8(tb[FOO_INT8_MIN]));
+	if (tb[FOO_DOUBLE_MAX])
+		fprintf(stderr, "double_max: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MAX]));
+	if (tb[FOO_DOUBLE_MIN])
+		fprintf(stderr, "double_min: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MIN]));
+}
+
+static void dump_message_cast_u64_json(struct blob_buf *buf)
+{
+	struct blob_attr *tb[ARRAY_SIZE(pol)];
+
+	if (blobmsg_parse(pol_json, ARRAY_SIZE(pol_json), tb, blob_data(buf->head), blob_len(buf->head)) != 0) {
+		fprintf(stderr, "Parse failed\n");
+		return;
+	}
+	if (tb[FOO_STRING])
+		fprintf(stderr, "string: %s\n", blobmsg_get_string(tb[FOO_STRING]));
+	if (tb[FOO_INT64_MAX])
+		fprintf(stderr, "int64_max: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT64_MAX]));
+	if (tb[FOO_INT64_MIN])
+		fprintf(stderr, "int64_min: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT64_MIN]));
+	if (tb[FOO_INT32_MAX])
+		fprintf(stderr, "int32_max: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT32_MAX]));
+	if (tb[FOO_INT32_MIN])
+		fprintf(stderr, "int32_min: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT32_MIN]));
+	if (tb[FOO_INT16_MAX])
+		fprintf(stderr, "int16_max: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT16_MAX]));
+	if (tb[FOO_INT16_MIN])
+		fprintf(stderr, "int16_min: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT16_MIN]));
+	if (tb[FOO_INT8_MAX])
+		fprintf(stderr, "int8_max: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT8_MAX]));
+	if (tb[FOO_INT8_MIN])
+		fprintf(stderr, "int8_min: %" PRIu64 "\n", blobmsg_cast_u64(tb[FOO_INT8_MIN]));
+	if (tb[FOO_DOUBLE_MAX])
+		fprintf(stderr, "double_max: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MAX]));
+	if (tb[FOO_DOUBLE_MIN])
+		fprintf(stderr, "double_min: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MIN]));
+}
+
+static void dump_message_cast_s64_json(struct blob_buf *buf)
+{
+	struct blob_attr *tb[ARRAY_SIZE(pol)];
+
+	if (blobmsg_parse(pol_json, ARRAY_SIZE(pol_json), tb, blob_data(buf->head), blob_len(buf->head)) != 0) {
+		fprintf(stderr, "Parse failed\n");
+		return;
+	}
+	if (tb[FOO_STRING])
+		fprintf(stderr, "string: %s\n", blobmsg_get_string(tb[FOO_STRING]));
+	if (tb[FOO_INT64_MAX])
+		fprintf(stderr, "int64_max: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT64_MAX]));
+	if (tb[FOO_INT64_MIN])
+		fprintf(stderr, "int64_min: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT64_MIN]));
+	if (tb[FOO_INT32_MAX])
+		fprintf(stderr, "int32_max: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT32_MAX]));
+	if (tb[FOO_INT32_MIN])
+		fprintf(stderr, "int32_min: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT32_MIN]));
+	if (tb[FOO_INT16_MAX])
+		fprintf(stderr, "int16_max: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT16_MAX]));
+	if (tb[FOO_INT16_MIN])
+		fprintf(stderr, "int16_min: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT16_MIN]));
+	if (tb[FOO_INT8_MAX])
+		fprintf(stderr, "int8_max: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT8_MAX]));
+	if (tb[FOO_INT8_MIN])
+		fprintf(stderr, "int8_min: %" PRId64 "\n", blobmsg_cast_s64(tb[FOO_INT8_MIN]));
+	if (tb[FOO_DOUBLE_MAX])
+		fprintf(stderr, "double_max: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MAX]));
+	if (tb[FOO_DOUBLE_MIN])
+		fprintf(stderr, "double_min: %e\n", blobmsg_get_double(tb[FOO_DOUBLE_MIN]));
+}
+
+static void
+fill_message(struct blob_buf *buf)
+{
+	blobmsg_add_string(buf, "string", "Hello, world!");
+	blobmsg_add_u64(buf, "int64_max", INT64_MAX);
+	blobmsg_add_u64(buf, "int64_min", INT64_MIN);
+	blobmsg_add_u32(buf, "int32_max", INT32_MAX);
+	blobmsg_add_u32(buf, "int32_min", INT32_MIN);
+	blobmsg_add_u16(buf, "int16_max", INT16_MAX);
+	blobmsg_add_u16(buf, "int16_min", INT16_MIN);
+	blobmsg_add_u8(buf, "int8_max", INT8_MAX);
+	blobmsg_add_u8(buf, "int8_min", INT8_MIN);
+	blobmsg_add_double(buf, "double_max", DBL_MAX);
+	blobmsg_add_double(buf, "double_min", DBL_MIN);
+}
+
+int main(int argc, char **argv)
+{
+	char *json = NULL;
+	static struct blob_buf buf;
+
+	blobmsg_buf_init(&buf);
+	fill_message(&buf);
+	fprintf(stderr, "[*] blobmsg dump:\n");
+	dump_message(&buf);
+	fprintf(stderr, "[*] blobmsg dump cast_u64:\n");
+	dump_message_cast_u64(&buf);
+	fprintf(stderr, "[*] blobmsg dump cast_s64:\n");
+	dump_message_cast_s64(&buf);
+
+	json = blobmsg_format_json(buf.head, true);
+	if (!json)
+		exit(EXIT_FAILURE);
+
+	fprintf(stderr, "\n[*] blobmsg to json: %s\n", json);
+
+	blobmsg_buf_init(&buf);
+	if (!blobmsg_add_json_from_string(&buf, json))
+		exit(EXIT_FAILURE);
+
+	fprintf(stderr, "\n[*] blobmsg from json:\n");
+	dump_message_json(&buf);
+	fprintf(stderr, "\n[*] blobmsg from json/cast_u64:\n");
+	dump_message_cast_u64_json(&buf);
+	fprintf(stderr, "\n[*] blobmsg from json/cast_s64:\n");
+	dump_message_cast_s64_json(&buf);
+
+	if (buf.buf)
+		free(buf.buf);
+	free(json);
+
+	return 0;
+}