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/*
*
* Copyright 2015 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 <stdio.h>
#include <string.h>
#include <grpc/slice.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include "src/core/lib/iomgr/load_file.h"
#include "src/core/lib/support/string.h"
#include "src/core/lib/support/tmpfile.h"
#include "test/core/util/test_config.h"
#define LOG_TEST_NAME(x) gpr_log(GPR_INFO, "%s", x)
static const char prefix[] = "file_test";
static void test_load_empty_file(void) {
FILE *tmp = NULL;
grpc_slice slice;
grpc_slice slice_with_null_term;
grpc_error *error;
char *tmp_name;
LOG_TEST_NAME("test_load_empty_file");
tmp = gpr_tmpfile(prefix, &tmp_name);
GPR_ASSERT(tmp_name != NULL);
GPR_ASSERT(tmp != NULL);
fclose(tmp);
error = grpc_load_file(tmp_name, 0, &slice);
GPR_ASSERT(error == GRPC_ERROR_NONE);
GPR_ASSERT(GRPC_SLICE_LENGTH(slice) == 0);
error = grpc_load_file(tmp_name, 1, &slice_with_null_term);
GPR_ASSERT(error == GRPC_ERROR_NONE);
GPR_ASSERT(GRPC_SLICE_LENGTH(slice_with_null_term) == 1);
GPR_ASSERT(GRPC_SLICE_START_PTR(slice_with_null_term)[0] == 0);
remove(tmp_name);
gpr_free(tmp_name);
grpc_slice_unref(slice);
grpc_slice_unref(slice_with_null_term);
}
static void test_load_failure(void) {
FILE *tmp = NULL;
grpc_slice slice;
grpc_error *error;
char *tmp_name;
LOG_TEST_NAME("test_load_failure");
tmp = gpr_tmpfile(prefix, &tmp_name);
GPR_ASSERT(tmp_name != NULL);
GPR_ASSERT(tmp != NULL);
fclose(tmp);
remove(tmp_name);
error = grpc_load_file(tmp_name, 0, &slice);
GPR_ASSERT(error != GRPC_ERROR_NONE);
GRPC_ERROR_UNREF(error);
GPR_ASSERT(GRPC_SLICE_LENGTH(slice) == 0);
gpr_free(tmp_name);
grpc_slice_unref(slice);
}
static void test_load_small_file(void) {
FILE *tmp = NULL;
grpc_slice slice;
grpc_slice slice_with_null_term;
grpc_error *error;
char *tmp_name;
const char *blah = "blah";
LOG_TEST_NAME("test_load_small_file");
tmp = gpr_tmpfile(prefix, &tmp_name);
GPR_ASSERT(tmp_name != NULL);
GPR_ASSERT(tmp != NULL);
GPR_ASSERT(fwrite(blah, 1, strlen(blah), tmp) == strlen(blah));
fclose(tmp);
error = grpc_load_file(tmp_name, 0, &slice);
GPR_ASSERT(error == GRPC_ERROR_NONE);
GPR_ASSERT(GRPC_SLICE_LENGTH(slice) == strlen(blah));
GPR_ASSERT(!memcmp(GRPC_SLICE_START_PTR(slice), blah, strlen(blah)));
error = grpc_load_file(tmp_name, 1, &slice_with_null_term);
GPR_ASSERT(error == GRPC_ERROR_NONE);
GPR_ASSERT(GRPC_SLICE_LENGTH(slice_with_null_term) == (strlen(blah) + 1));
GPR_ASSERT(strcmp((const char *)GRPC_SLICE_START_PTR(slice_with_null_term),
blah) == 0);
remove(tmp_name);
gpr_free(tmp_name);
grpc_slice_unref(slice);
grpc_slice_unref(slice_with_null_term);
}
static void test_load_big_file(void) {
FILE *tmp = NULL;
grpc_slice slice;
grpc_error *error;
char *tmp_name;
static const size_t buffer_size = 124631;
unsigned char *buffer = gpr_malloc(buffer_size);
unsigned char *current;
size_t i;
LOG_TEST_NAME("test_load_big_file");
memset(buffer, 42, buffer_size);
tmp = gpr_tmpfile(prefix, &tmp_name);
GPR_ASSERT(tmp != NULL);
GPR_ASSERT(tmp_name != NULL);
GPR_ASSERT(fwrite(buffer, 1, buffer_size, tmp) == buffer_size);
fclose(tmp);
error = grpc_load_file(tmp_name, 0, &slice);
GPR_ASSERT(error == GRPC_ERROR_NONE);
GPR_ASSERT(GRPC_SLICE_LENGTH(slice) == buffer_size);
current = GRPC_SLICE_START_PTR(slice);
for (i = 0; i < buffer_size; i++) {
GPR_ASSERT(current[i] == 42);
}
remove(tmp_name);
gpr_free(tmp_name);
grpc_slice_unref(slice);
gpr_free(buffer);
}
int main(int argc, char **argv) {
grpc_test_init(argc, argv);
test_load_empty_file();
test_load_failure();
test_load_small_file();
test_load_big_file();
return 0;
}
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