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-rw-r--r--src/vat2/test/vat2_test.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/src/vat2/test/vat2_test.c b/src/vat2/test/vat2_test.c
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+++ b/src/vat2/test/vat2_test.c
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+/*
+ * Copyright (c) 2020 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdio.h>
+#include <assert.h>
+#include <vlibapi/api.h>
+#include "vat2/test/vat2_test.api_types.h"
+#include "vat2/test/vat2_test.api_tojson.h"
+#include "vat2/test/vat2_test.api_fromjson.h"
+
+typedef cJSON *(* tojson_fn_t)(void *);
+typedef void *(* fromjson_fn_t)(cJSON *o, int *len);
+
+static void
+test (tojson_fn_t tojson, fromjson_fn_t fromjson, cJSON *o, bool should_fail)
+{
+ // convert JSON object to API
+ int len = 0;
+ void *mp = (fromjson)(o, &len);
+ assert(mp);
+
+ // convert API to JSON
+ cJSON *o2 = (tojson)(mp);
+ assert(o2);
+
+ if (should_fail)
+ assert(!cJSON_Compare(o, o2, 1));
+ else
+ assert(cJSON_Compare(o, o2, 1));
+ char *s2 = cJSON_Print(o2);
+ assert(s2);
+
+ char *in = cJSON_Print(o);
+ printf("%s\n%s\n", in, s2);
+
+ free(in);
+ free(mp);
+ cJSON_Delete(o2);
+ free(s2);
+}
+
+struct msgs {
+ char *name;
+ tojson_fn_t tojson;
+ fromjson_fn_t fromjson;
+};
+struct tests {
+ char *s;
+ bool should_fail;
+};
+
+uword *function_by_name_tojson;
+uword *function_by_name_fromjson;
+static void
+register_functions(struct msgs msgs[], int n)
+{
+ int i;
+ function_by_name_tojson = hash_create_string (0, sizeof (uword));
+ function_by_name_fromjson = hash_create_string (0, sizeof (uword));
+ for (i = 0; i < n; i++) {
+ hash_set_mem(function_by_name_tojson, msgs[i].name, msgs[i].tojson);
+ hash_set_mem(function_by_name_fromjson, msgs[i].name, msgs[i].fromjson);
+ }
+}
+
+static void
+runtest (char *s, bool should_fail)
+{
+ cJSON *o = cJSON_Parse(s);
+ assert(o);
+ char *name = cJSON_GetStringValue(cJSON_GetObjectItem(o, "_msgname"));
+ assert(name);
+
+ uword *p = hash_get_mem(function_by_name_tojson, name);
+ assert(p);
+ tojson_fn_t tojson = (tojson_fn_t)p[0];
+
+ p = hash_get_mem(function_by_name_fromjson, name);
+ assert(p);
+ fromjson_fn_t fromjson = (fromjson_fn_t)p[0];
+
+ test(tojson, fromjson, o, should_fail);
+ cJSON_Delete(o);
+}
+
+struct msgs msgs[] = {
+{
+ .name = "test_prefix",
+ .tojson = (tojson_fn_t)vl_api_test_prefix_t_tojson,
+ .fromjson = (fromjson_fn_t)vl_api_test_prefix_t_fromjson,
+},
+{
+ .name = "test_enum",
+ .tojson = (tojson_fn_t)vl_api_test_enum_t_tojson,
+ .fromjson = (fromjson_fn_t)vl_api_test_enum_t_fromjson,
+},
+};
+
+struct tests tests[] = {
+ {.s = "{\"_msgname\": \"test_prefix\", \"pref\": \"2001:db8::/64\"}"},
+ {.s = "{\"_msgname\": \"test_prefix\", \"pref\": \"192.168.10.0/24\"}"},
+ {.s = "{\"_msgname\": \"test_enum\", \"flags\": [\"RED\", \"BLUE\"]}"},
+ {.s = "{\"_msgname\": \"test_enum\", \"flags\": [\"BLACK\", \"BLUE\"]}",
+ .should_fail = 1},
+};
+
+int main (int argc, char **argv)
+{
+ clib_mem_init (0, 64 << 20);
+ int n = sizeof(msgs)/sizeof(msgs[0]);
+ register_functions(msgs, n);
+
+ int i;
+ n = sizeof(tests)/sizeof(tests[0]);
+ for (i = 0; i < n; i++) {
+ runtest(tests[i].s, tests[i].should_fail);
+ }
+}