| /* |
| * |
| * Copyright 2015, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include "src/core/lib/transport/metadata.h" |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include <grpc/grpc.h> |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/string_util.h> |
| |
| #include "src/core/ext/transport/chttp2/transport/bin_encoder.h" |
| #include "src/core/lib/support/string.h" |
| #include "src/core/lib/transport/static_metadata.h" |
| #include "test/core/util/test_config.h" |
| |
| #define LOG_TEST(x) gpr_log(GPR_INFO, "%s", x) |
| |
| /* a large number */ |
| #define MANY 10000 |
| |
| static void test_no_op(void) { |
| LOG_TEST("test_no_op"); |
| grpc_init(); |
| grpc_shutdown(); |
| } |
| |
| static void test_create_string(void) { |
| grpc_mdstr *s1, *s2, *s3; |
| |
| LOG_TEST("test_create_string"); |
| |
| grpc_init(); |
| s1 = grpc_mdstr_from_string("hello"); |
| s2 = grpc_mdstr_from_string("hello"); |
| s3 = grpc_mdstr_from_string("very much not hello"); |
| GPR_ASSERT(s1 == s2); |
| GPR_ASSERT(s3 != s1); |
| GPR_ASSERT(gpr_slice_str_cmp(s1->slice, "hello") == 0); |
| GPR_ASSERT(gpr_slice_str_cmp(s3->slice, "very much not hello") == 0); |
| GRPC_MDSTR_UNREF(s1); |
| GRPC_MDSTR_UNREF(s2); |
| GRPC_MDSTR_UNREF(s3); |
| grpc_shutdown(); |
| } |
| |
| static void test_create_metadata(void) { |
| grpc_mdelem *m1, *m2, *m3; |
| |
| LOG_TEST("test_create_metadata"); |
| |
| grpc_init(); |
| m1 = grpc_mdelem_from_strings("a", "b"); |
| m2 = grpc_mdelem_from_strings("a", "b"); |
| m3 = grpc_mdelem_from_strings("a", "c"); |
| GPR_ASSERT(m1 == m2); |
| GPR_ASSERT(m3 != m1); |
| GPR_ASSERT(m3->key == m1->key); |
| GPR_ASSERT(m3->value != m1->value); |
| GPR_ASSERT(gpr_slice_str_cmp(m1->key->slice, "a") == 0); |
| GPR_ASSERT(gpr_slice_str_cmp(m1->value->slice, "b") == 0); |
| GPR_ASSERT(gpr_slice_str_cmp(m3->value->slice, "c") == 0); |
| GRPC_MDELEM_UNREF(m1); |
| GRPC_MDELEM_UNREF(m2); |
| GRPC_MDELEM_UNREF(m3); |
| grpc_shutdown(); |
| } |
| |
| static void test_create_many_ephemeral_metadata(void) { |
| char buffer[GPR_LTOA_MIN_BUFSIZE]; |
| long i; |
| |
| LOG_TEST("test_create_many_ephemeral_metadata"); |
| |
| grpc_init(); |
| /* add, and immediately delete a bunch of different elements */ |
| for (i = 0; i < MANY; i++) { |
| gpr_ltoa(i, buffer); |
| GRPC_MDELEM_UNREF(grpc_mdelem_from_strings("a", buffer)); |
| } |
| grpc_shutdown(); |
| } |
| |
| static void test_create_many_persistant_metadata(void) { |
| char buffer[GPR_LTOA_MIN_BUFSIZE]; |
| long i; |
| grpc_mdelem **created = gpr_malloc(sizeof(grpc_mdelem *) * MANY); |
| grpc_mdelem *md; |
| |
| LOG_TEST("test_create_many_persistant_metadata"); |
| |
| grpc_init(); |
| /* add phase */ |
| for (i = 0; i < MANY; i++) { |
| gpr_ltoa(i, buffer); |
| created[i] = grpc_mdelem_from_strings("a", buffer); |
| } |
| /* verify phase */ |
| for (i = 0; i < MANY; i++) { |
| gpr_ltoa(i, buffer); |
| md = grpc_mdelem_from_strings("a", buffer); |
| GPR_ASSERT(md == created[i]); |
| GRPC_MDELEM_UNREF(md); |
| } |
| /* cleanup phase */ |
| for (i = 0; i < MANY; i++) { |
| GRPC_MDELEM_UNREF(created[i]); |
| } |
| grpc_shutdown(); |
| |
| gpr_free(created); |
| } |
| |
| static void test_spin_creating_the_same_thing(void) { |
| LOG_TEST("test_spin_creating_the_same_thing"); |
| |
| grpc_init(); |
| GRPC_MDELEM_UNREF(grpc_mdelem_from_strings("a", "b")); |
| GRPC_MDELEM_UNREF(grpc_mdelem_from_strings("a", "b")); |
| GRPC_MDELEM_UNREF(grpc_mdelem_from_strings("a", "b")); |
| grpc_shutdown(); |
| } |
| |
| static void test_things_stick_around(void) { |
| size_t i, j; |
| char *buffer; |
| size_t nstrs = 1000; |
| grpc_mdstr **strs = gpr_malloc(sizeof(grpc_mdstr *) * nstrs); |
| size_t *shuf = gpr_malloc(sizeof(size_t) * nstrs); |
| grpc_mdstr *test; |
| |
| LOG_TEST("test_things_stick_around"); |
| |
| grpc_init(); |
| |
| for (i = 0; i < nstrs; i++) { |
| gpr_asprintf(&buffer, "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx%dx", i); |
| strs[i] = grpc_mdstr_from_string(buffer); |
| shuf[i] = i; |
| gpr_free(buffer); |
| } |
| |
| for (i = 0; i < nstrs; i++) { |
| GRPC_MDSTR_REF(strs[i]); |
| GRPC_MDSTR_UNREF(strs[i]); |
| } |
| |
| for (i = 0; i < nstrs; i++) { |
| size_t p = (size_t)rand() % nstrs; |
| size_t q = (size_t)rand() % nstrs; |
| size_t temp = shuf[p]; |
| shuf[p] = shuf[q]; |
| shuf[q] = temp; |
| } |
| |
| for (i = 0; i < nstrs; i++) { |
| GRPC_MDSTR_UNREF(strs[shuf[i]]); |
| for (j = i + 1; j < nstrs; j++) { |
| gpr_asprintf(&buffer, "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx%dx", shuf[j]); |
| test = grpc_mdstr_from_string(buffer); |
| GPR_ASSERT(test == strs[shuf[j]]); |
| GRPC_MDSTR_UNREF(test); |
| gpr_free(buffer); |
| } |
| } |
| |
| grpc_shutdown(); |
| gpr_free(strs); |
| gpr_free(shuf); |
| } |
| |
| static void test_slices_work(void) { |
| /* ensure no memory leaks when switching representation from mdstr to slice */ |
| grpc_mdstr *str; |
| gpr_slice slice; |
| |
| LOG_TEST("test_slices_work"); |
| |
| grpc_init(); |
| |
| str = grpc_mdstr_from_string( |
| "123456789012345678901234567890123456789012345678901234567890"); |
| slice = gpr_slice_ref(str->slice); |
| GRPC_MDSTR_UNREF(str); |
| gpr_slice_unref(slice); |
| |
| str = grpc_mdstr_from_string( |
| "123456789012345678901234567890123456789012345678901234567890"); |
| slice = gpr_slice_ref(str->slice); |
| gpr_slice_unref(slice); |
| GRPC_MDSTR_UNREF(str); |
| |
| grpc_shutdown(); |
| } |
| |
| static void test_base64_and_huffman_works(void) { |
| grpc_mdstr *str; |
| gpr_slice slice1; |
| gpr_slice slice2; |
| |
| LOG_TEST("test_base64_and_huffman_works"); |
| |
| grpc_init(); |
| str = grpc_mdstr_from_string("abcdefg"); |
| slice1 = grpc_mdstr_as_base64_encoded_and_huffman_compressed(str); |
| slice2 = grpc_chttp2_base64_encode_and_huffman_compress(str->slice); |
| GPR_ASSERT(0 == gpr_slice_cmp(slice1, slice2)); |
| |
| gpr_slice_unref(slice2); |
| GRPC_MDSTR_UNREF(str); |
| grpc_shutdown(); |
| } |
| |
| static void test_user_data_works(void) { |
| int *ud1; |
| int *ud2; |
| grpc_mdelem *md; |
| LOG_TEST("test_user_data_works"); |
| |
| grpc_init(); |
| ud1 = gpr_malloc(sizeof(int)); |
| *ud1 = 1; |
| ud2 = gpr_malloc(sizeof(int)); |
| *ud2 = 2; |
| md = grpc_mdelem_from_strings("abc", "123"); |
| grpc_mdelem_set_user_data(md, gpr_free, ud1); |
| grpc_mdelem_set_user_data(md, gpr_free, ud2); |
| GPR_ASSERT(grpc_mdelem_get_user_data(md, gpr_free) == ud1); |
| GRPC_MDELEM_UNREF(md); |
| grpc_shutdown(); |
| } |
| |
| static void verify_ascii_header_size(const char *key, const char *value) { |
| grpc_mdelem *elem = grpc_mdelem_from_strings(key, value); |
| size_t elem_size = grpc_mdelem_get_size_in_hpack_table(elem); |
| size_t expected_size = 32 + strlen(key) + strlen(value); |
| GPR_ASSERT(expected_size == elem_size); |
| GRPC_MDELEM_UNREF(elem); |
| } |
| |
| static void verify_binary_header_size(const char *key, const uint8_t *value, |
| size_t value_len) { |
| grpc_mdelem *elem = grpc_mdelem_from_string_and_buffer(key, value, value_len); |
| GPR_ASSERT(grpc_is_binary_header(key, strlen(key))); |
| size_t elem_size = grpc_mdelem_get_size_in_hpack_table(elem); |
| gpr_slice value_slice = |
| gpr_slice_from_copied_buffer((const char *)value, value_len); |
| gpr_slice base64_encoded = grpc_chttp2_base64_encode(value_slice); |
| size_t expected_size = 32 + strlen(key) + GPR_SLICE_LENGTH(base64_encoded); |
| GPR_ASSERT(expected_size == elem_size); |
| gpr_slice_unref(value_slice); |
| gpr_slice_unref(base64_encoded); |
| GRPC_MDELEM_UNREF(elem); |
| } |
| |
| #define BUFFER_SIZE 64 |
| static void test_mdelem_sizes_in_hpack(void) { |
| LOG_TEST("test_mdelem_size"); |
| grpc_init(); |
| |
| uint8_t binary_value[BUFFER_SIZE] = {0}; |
| for (uint8_t i = 0; i < BUFFER_SIZE; i++) { |
| binary_value[i] = i; |
| } |
| |
| verify_ascii_header_size("hello", "world"); |
| verify_ascii_header_size("hello", "worldxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"); |
| verify_ascii_header_size(":scheme", "http"); |
| |
| for (uint8_t i = 0; i < BUFFER_SIZE; i++) { |
| verify_binary_header_size("hello-bin", binary_value, i); |
| } |
| |
| const char *static_metadata = grpc_static_metadata_strings[0]; |
| memcpy(binary_value, static_metadata, strlen(static_metadata)); |
| verify_binary_header_size("hello-bin", binary_value, strlen(static_metadata)); |
| |
| grpc_shutdown(); |
| } |
| |
| int main(int argc, char **argv) { |
| grpc_test_init(argc, argv); |
| test_no_op(); |
| test_create_string(); |
| test_create_metadata(); |
| test_create_many_ephemeral_metadata(); |
| test_create_many_persistant_metadata(); |
| test_spin_creating_the_same_thing(); |
| test_things_stick_around(); |
| test_slices_work(); |
| test_base64_and_huffman_works(); |
| test_user_data_works(); |
| test_mdelem_sizes_in_hpack(); |
| return 0; |
| } |