aboutsummaryrefslogtreecommitdiffhomepage
path: root/test/core/census/trace_context_test.c
diff options
context:
space:
mode:
Diffstat (limited to 'test/core/census/trace_context_test.c')
-rw-r--r--test/core/census/trace_context_test.c215
1 files changed, 0 insertions, 215 deletions
diff --git a/test/core/census/trace_context_test.c b/test/core/census/trace_context_test.c
deleted file mode 100644
index 6eb831a85e..0000000000
--- a/test/core/census/trace_context_test.c
+++ /dev/null
@@ -1,215 +0,0 @@
-/*
- *
- * Copyright 2016 gRPC authors.
- *
- * 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 <grpc/census.h>
-#include <grpc/support/log.h>
-#include <grpc/support/port_platform.h>
-#include <grpc/support/useful.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include "src/core/ext/census/base_resources.h"
-#include "src/core/ext/census/resource.h"
-#include "test/core/util/test_config.h"
-
-#include "src/core/ext/census/gen/trace_context.pb.h"
-#include "src/core/ext/census/trace_context.h"
-#include "third_party/nanopb/pb_decode.h"
-#include "third_party/nanopb/pb_encode.h"
-
-#define BUF_SIZE 256
-
-/* Encodes a TraceContext structure (ctxt1) to a buffer, and then decodes it
-to a second TraceContext (ctxt2). Validates that the resulting TraceContext
-has a span_id, trace_id, and that the values are equal to those in initial
-TraceContext. On success, returns true. If encode_trace_context returns 0,
-decode_trace_context fails, or the resulting TraceContext is missing a trace_id
-or span_id, it will return false. */
-bool validate_encode_decode_context(google_trace_TraceContext *ctxt1,
- uint8_t *buffer, size_t buf_size) {
- google_trace_TraceContext ctxt2 = google_trace_TraceContext_init_zero;
- size_t msg_length;
-
- msg_length = encode_trace_context(ctxt1, buffer, buf_size);
- if (msg_length == 0) {
- return false;
- }
-
- if (!decode_trace_context(&ctxt2, buffer, msg_length)) {
- return false;
- }
-
- if (!ctxt2.has_trace_id_hi || !ctxt2.has_trace_id_lo || !ctxt2.has_span_id) {
- return false;
- }
-
- GPR_ASSERT(ctxt1->trace_id_hi == ctxt2.trace_id_hi &&
- ctxt1->trace_id_lo == ctxt2.trace_id_lo &&
- ctxt1->span_id == ctxt2.span_id &&
- ctxt1->has_span_options == ctxt2.has_span_options &&
- (ctxt1->has_span_options
- ? ctxt1->span_options == ctxt2.span_options
- : true));
-
- return true;
-}
-
-/* Decodes a proto-encoded TraceContext from a buffer. If decode_trace_context
-fails or the resulting TraceContext is missing a trace_id or span_id it will
-return false, otherwise returns true. */
-bool validate_decode_context(google_trace_TraceContext *ctxt, uint8_t *buffer,
- size_t msg_length) {
- // Validate the decoding of a context written to buffer.
- if (!decode_trace_context(ctxt, buffer, msg_length)) {
- return false;
- }
-
- if (!ctxt->has_trace_id_hi || !ctxt->has_trace_id_lo || !ctxt->has_span_id) {
- return false;
- }
-
- return true;
-}
-
-/* Read an encoded trace context from a file. Validates that the decoding
-gives the expected result (succeed). */
-static void read_and_validate_context_from_file(google_trace_TraceContext *ctxt,
- const char *file,
- const bool succeed) {
- uint8_t buffer[BUF_SIZE];
- FILE *input = fopen(file, "rb");
- GPR_ASSERT(input != NULL);
- size_t nbytes = fread(buffer, 1, BUF_SIZE, input);
- GPR_ASSERT(nbytes <= BUF_SIZE && feof(input) && !ferror(input));
- bool res = validate_decode_context(ctxt, buffer, nbytes);
- GPR_ASSERT(res == succeed);
- GPR_ASSERT(fclose(input) == 0);
-}
-
-// Test full proto-buffer.
-static void test_full() {
- google_trace_TraceContext ctxt = google_trace_TraceContext_init_zero;
- read_and_validate_context_from_file(
- &ctxt, "test/core/census/data/context_full.pb", true);
-}
-
-// Test empty proto-buffer.
-static void test_empty() {
- google_trace_TraceContext ctxt = google_trace_TraceContext_init_zero;
- read_and_validate_context_from_file(
- &ctxt, "test/core/census/data/context_empty.pb", false);
-}
-
-// Test proto-buffer with only trace_id.
-static void test_trace_only() {
- google_trace_TraceContext ctxt = google_trace_TraceContext_init_zero;
- read_and_validate_context_from_file(
- &ctxt, "test/core/census/data/context_trace_only.pb", false);
-}
-
-// Test proto-buffer with only span_id.
-static void test_span_only() {
- google_trace_TraceContext ctxt = google_trace_TraceContext_init_zero;
- read_and_validate_context_from_file(
- &ctxt, "test/core/census/data/context_span_only.pb", false);
-}
-
-// Test proto-buffer without span_options value.
-static void test_no_span_options() {
- google_trace_TraceContext ctxt = google_trace_TraceContext_init_zero;
- read_and_validate_context_from_file(
- &ctxt, "test/core/census/data/context_no_span_options.pb", true);
- GPR_ASSERT(ctxt.has_span_options == false && ctxt.span_options == 0);
-}
-
-static void test_encode_decode() {
- uint8_t buffer[BUF_SIZE] = {0};
-
- google_trace_TraceContext ctxt1 = google_trace_TraceContext_init_zero;
- ctxt1.has_trace_id_hi = true;
- ctxt1.has_trace_id_lo = true;
- ctxt1.trace_id_lo = 1;
- ctxt1.trace_id_hi = 2;
- ctxt1.has_span_id = true;
- ctxt1.span_id = 3;
- validate_encode_decode_context(&ctxt1, buffer, sizeof(buffer));
-
- // Missing trace_id. This should fail.
- google_trace_TraceContext ctxt2 = google_trace_TraceContext_init_zero;
- ctxt2.has_trace_id_hi = false;
- ctxt2.has_trace_id_lo = false;
- ctxt2.has_span_id = true;
- validate_encode_decode_context(&ctxt2, buffer, sizeof(buffer));
-}
-
-// Test a corrupted proto-buffer. This should fail.
-static void test_corrupt() {
- uint8_t buffer[BUF_SIZE] = {0};
- google_trace_TraceContext ctxt1 = google_trace_TraceContext_init_zero;
- size_t msg_length;
-
- ctxt1.has_trace_id_hi = true;
- ctxt1.has_trace_id_lo = true;
- ctxt1.trace_id_lo = 1;
- ctxt1.trace_id_hi = 2;
- ctxt1.has_span_id = true;
- ctxt1.span_id = 3;
- ctxt1.has_span_options = true;
- ctxt1.span_options = SPAN_OPTIONS_IS_SAMPLED;
- msg_length = encode_trace_context(&ctxt1, buffer, sizeof(buffer));
-
- /* Corrupt some bytes. 255 (0xFF) should be illegal for the first byte of the
- proto encoded object. */
- buffer[0] = 255;
-
- bool res = validate_decode_context(&ctxt1, buffer, msg_length);
- GPR_ASSERT(res == false);
-}
-
-static void test_buffer_size() {
- // This buffer is too small. This should fail.
- uint8_t buffer[16] = {0};
- google_trace_TraceContext ctxt1 = google_trace_TraceContext_init_zero;
- size_t msg_length;
-
- ctxt1.has_trace_id_hi = true;
- ctxt1.has_trace_id_lo = true;
- ctxt1.trace_id_lo = 1;
- ctxt1.trace_id_hi = 2;
- ctxt1.has_span_id = true;
- ctxt1.span_id = 3;
- ctxt1.has_span_options = true;
- ctxt1.span_options = SPAN_OPTIONS_IS_SAMPLED;
- msg_length = encode_trace_context(&ctxt1, buffer, sizeof(buffer));
-
- GPR_ASSERT(msg_length == 0);
-}
-
-int main(int argc, char **argv) {
- grpc_test_init(argc, argv);
- test_full();
- test_empty();
- test_trace_only();
- test_span_only();
- test_encode_decode();
- test_corrupt();
- test_no_span_options();
- test_buffer_size();
-
- return 0;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-21 00:27:21 +0000