diff options
Diffstat (limited to 'fluent-bit/lib/jansson-e23f558/test/suites/api/test_chaos.c')
| -rw-r--r-- | fluent-bit/lib/jansson-e23f558/test/suites/api/test_chaos.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/fluent-bit/lib/jansson-e23f558/test/suites/api/test_chaos.c b/fluent-bit/lib/jansson-e23f558/test/suites/api/test_chaos.c new file mode 100644 index 000000000..8687243ed --- /dev/null +++ b/fluent-bit/lib/jansson-e23f558/test/suites/api/test_chaos.c @@ -0,0 +1,168 @@ +#ifndef _GNU_SOURCE +#define _GNU_SOURCE +#endif + +#include "util.h" +#include <jansson.h> +#include <stdio.h> +#include <string.h> + +static int chaos_pos = 0; +static int chaos_fail = 0; +#define CHAOS_MAX_FAILURE 100 + +void *chaos_malloc(size_t size) { + if (chaos_pos == chaos_fail) + return NULL; + + chaos_pos++; + + return malloc(size); +} + +void chaos_free(void *obj) { free(obj); } + +/* Test all potential allocation failures. */ +#define chaos_loop(condition, code, cleanup) \ + { \ + chaos_pos = chaos_fail = 0; \ + while (condition) { \ + if (chaos_fail > CHAOS_MAX_FAILURE) \ + fail("too many chaos failures"); \ + code chaos_pos = 0; \ + chaos_fail++; \ + } \ + cleanup \ + } + +#define chaos_loop_new_value(json, initcall) \ + chaos_loop(!json, json = initcall;, json_decref(json); json = NULL;) + +int test_unpack() { + int ret = -1; + int v1; + int v2; + json_error_t error; + json_t *root = json_pack("{s:i, s:i, s:i, s:i}", "n1", 1, "n2", 2, "n3", 3, "n4", 4); + + if (!root) + return -1; + + if (!json_unpack_ex(root, &error, JSON_STRICT, "{s:i, s:i}", "n1", &v1, "n2", &v2)) + fail("Unexpected success"); + + if (json_error_code(&error) != json_error_end_of_input_expected) { + if (json_error_code(&error) != json_error_out_of_memory) + fail("Unexpected error code"); + + goto out; + } + + if (strcmp(error.text, "2 object item(s) left unpacked: n3, n4")) + goto out; + + ret = 0; + +out: + json_decref(root); + return ret; +} + +int dump_chaos_callback(const char *buffer, size_t size, void *data) { + json_t *obj = json_object(); + + (void)buffer; + (void)size; + (void)data; + + if (!obj) + return -1; + + json_decref(obj); + + return 0; +} + +static void test_chaos() { + json_malloc_t orig_malloc; + json_free_t orig_free; + json_t *json = NULL; + json_t *obj = json_object(); + json_t *arr1 = json_array(); + json_t *arr2 = json_array(); + json_t *txt = json_string("test"); + json_t *intnum = json_integer(1); + json_t *dblnum = json_real(0.5); + char *dumptxt = NULL; + json_t *dumpobj = json_pack("{s:[iiis], s:s}", "key1", 1, 2, 3, "txt", "key2", "v2"); + int keyno; + + if (!obj || !arr1 || !arr2 || !txt || !intnum || !dblnum || !dumpobj) + fail("failed to allocate basic objects"); + + json_get_alloc_funcs(&orig_malloc, &orig_free); + json_set_alloc_funcs(chaos_malloc, chaos_free); + + chaos_loop_new_value(json, json_pack("{s:s}", "key", "value")); + chaos_loop_new_value(json, json_pack("{s:[]}", "key")); + chaos_loop_new_value(json, json_pack("[biIf]", 1, 1, (json_int_t)1, 1.0)); + chaos_loop_new_value(json, json_pack("[s*,s*]", "v1", "v2")); + chaos_loop_new_value(json, json_pack("o", json_incref(txt))); + chaos_loop_new_value(json, json_pack("O", txt)); + chaos_loop_new_value(json, json_pack("s++", "a", "long string to force realloc", + "another long string to force yet another " + "reallocation of the string because " + "that's what we are testing.")); + + chaos_loop(test_unpack(), , ); + + chaos_loop(json_dump_callback(dumpobj, dump_chaos_callback, NULL, JSON_INDENT(1)), + , ); + chaos_loop(json_dump_callback(dumpobj, dump_chaos_callback, NULL, + JSON_INDENT(1) | JSON_SORT_KEYS), + , ); + chaos_loop(!dumptxt, dumptxt = json_dumps(dumpobj, JSON_COMPACT);, free(dumptxt); + dumptxt = NULL;); + + chaos_loop_new_value(json, json_copy(obj)); + chaos_loop_new_value(json, json_deep_copy(obj)); + + chaos_loop_new_value(json, json_copy(arr1)); + chaos_loop_new_value(json, json_deep_copy(arr1)); + + chaos_loop_new_value(json, json_copy(txt)); + chaos_loop_new_value(json, json_copy(intnum)); + chaos_loop_new_value(json, json_copy(dblnum)); + +#define JSON_LOAD_TXT "{\"n\":[1,2,3,4,5,6,7,8,9,10]}" + chaos_loop_new_value(json, json_loads(JSON_LOAD_TXT, 0, NULL)); + chaos_loop_new_value(json, json_loadb(JSON_LOAD_TXT, strlen(JSON_LOAD_TXT), 0, NULL)); + + chaos_loop_new_value(json, json_sprintf("%s", "string")); + + for (keyno = 0; keyno < 100; ++keyno) { +#if !defined(_MSC_VER) || _MSC_VER >= 1900 + /* Skip this test on old Windows compilers. */ + char testkey[10]; + + snprintf(testkey, sizeof(testkey), "test%d", keyno); + chaos_loop(json_object_set_new_nocheck(obj, testkey, json_object()), , ); +#endif + chaos_loop(json_array_append_new(arr1, json_null()), , ); + chaos_loop(json_array_insert_new(arr2, 0, json_null()), , ); + } + + chaos_loop(json_array_extend(arr1, arr2), , ); + chaos_loop(json_string_set_nocheck(txt, "test"), , ); + + json_set_alloc_funcs(orig_malloc, orig_free); + json_decref(obj); + json_decref(arr1); + json_decref(arr2); + json_decref(txt); + json_decref(intnum); + json_decref(dblnum); + json_decref(dumpobj); +} + +static void run_tests() { test_chaos(); } |