summaryrefslogtreecommitdiff
path: root/json-c/src/tests/test_cast.c
diff options
context:
space:
mode:
Diffstat (limited to 'json-c/src/tests/test_cast.c')
-rw-r--r--json-c/src/tests/test_cast.c111
1 files changed, 111 insertions, 0 deletions
diff --git a/json-c/src/tests/test_cast.c b/json-c/src/tests/test_cast.c
new file mode 100644
index 0000000..edbb348
--- /dev/null
+++ b/json-c/src/tests/test_cast.c
@@ -0,0 +1,111 @@
+/*
+ * Tests if casting within the json_object_get_* functions work correctly.
+ * Also checks the json_object_get_type and json_object_is_type functions.
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include "config.h"
+
+#include "json_inttypes.h"
+#include "json_object.h"
+#include "json_tokener.h"
+#include "json_util.h"
+
+static void getit(struct json_object *new_obj, const char *field);
+static void checktype_header(void);
+static void checktype(struct json_object *new_obj, const char *field);
+
+int main(int argc, char **argv)
+{
+ const char *input = "{\n\
+ \"string_of_digits\": \"123\",\n\
+ \"regular_number\": 222,\n\
+ \"decimal_number\": 99.55,\n\
+ \"boolean_true\": true,\n\
+ \"boolean_false\": false,\n\
+ \"big_number\": 2147483649,\n\
+ \"a_null\": null,\n\
+ }";
+ /* Note: 2147483649 = INT_MAX + 2 */
+
+ struct json_object *new_obj;
+
+ new_obj = json_tokener_parse(input);
+ printf("Parsed input: %s\n", input);
+ printf("Result is %s\n", (new_obj == NULL) ? "NULL (error!)" : "not NULL");
+ if (!new_obj)
+ return 1; // oops, we failed.
+
+ getit(new_obj, "string_of_digits");
+ getit(new_obj, "regular_number");
+ getit(new_obj, "decimal_number");
+ getit(new_obj, "boolean_true");
+ getit(new_obj, "boolean_false");
+ getit(new_obj, "big_number");
+ getit(new_obj, "a_null");
+
+ // Now check the behaviour of the json_object_is_type() function.
+ printf("\n================================\n");
+ checktype_header();
+ checktype(new_obj, NULL);
+ checktype(new_obj, "string_of_digits");
+ checktype(new_obj, "regular_number");
+ checktype(new_obj, "decimal_number");
+ checktype(new_obj, "boolean_true");
+ checktype(new_obj, "boolean_false");
+ checktype(new_obj, "big_number");
+ checktype(new_obj, "a_null");
+
+ json_object_put(new_obj);
+
+ return 0;
+}
+
+static void getit(struct json_object *new_obj, const char *field)
+{
+ struct json_object *o = NULL;
+ if (!json_object_object_get_ex(new_obj, field, &o))
+ printf("Field %s does not exist\n", field);
+
+ enum json_type o_type = json_object_get_type(o);
+ printf("new_obj.%s json_object_get_type()=%s\n", field,
+ json_type_to_name(o_type));
+ printf("new_obj.%s json_object_get_int()=%d\n", field,
+ json_object_get_int(o));
+ printf("new_obj.%s json_object_get_int64()=%" PRId64 "\n", field,
+ json_object_get_int64(o));
+ printf("new_obj.%s json_object_get_boolean()=%d\n", field,
+ json_object_get_boolean(o));
+ printf("new_obj.%s json_object_get_double()=%f\n", field,
+ json_object_get_double(o));
+}
+
+static void checktype_header()
+{
+ printf("json_object_is_type: %s,%s,%s,%s,%s,%s,%s\n",
+ json_type_to_name(json_type_null),
+ json_type_to_name(json_type_boolean),
+ json_type_to_name(json_type_double),
+ json_type_to_name(json_type_int),
+ json_type_to_name(json_type_object),
+ json_type_to_name(json_type_array),
+ json_type_to_name(json_type_string));
+}
+static void checktype(struct json_object *new_obj, const char *field)
+{
+ struct json_object *o = new_obj;
+ if (field && !json_object_object_get_ex(new_obj, field, &o))
+ printf("Field %s does not exist\n", field);
+
+ printf("new_obj%s%-18s: %d,%d,%d,%d,%d,%d,%d\n",
+ field ? "." : " ", field ? field : "",
+ json_object_is_type(o, json_type_null),
+ json_object_is_type(o, json_type_boolean),
+ json_object_is_type(o, json_type_double),
+ json_object_is_type(o, json_type_int),
+ json_object_is_type(o, json_type_object),
+ json_object_is_type(o, json_type_array),
+ json_object_is_type(o, json_type_string));
+}