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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 "src/core/lib/slice/slice_string_helpers.h"
#include <limits.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
#include "src/core/lib/gpr/string.h"
#include "test/core/util/test_config.h"
#define LOG_TEST_NAME(x) gpr_log(GPR_INFO, "%s", x)
static void expect_slice_dump(grpc_slice slice, uint32_t flags,
const char* result) {
char* got = grpc_dump_slice(slice, flags);
GPR_ASSERT(0 == strcmp(got, result));
gpr_free(got);
grpc_slice_unref(slice);
}
static void test_dump_slice(void) {
static const char* text = "HELLO WORLD!";
static const char* long_text =
"It was a bright cold day in April, and the clocks were striking "
"thirteen. Winston Smith, his chin nuzzled into his breast in an effort "
"to escape the vile wind, slipped quickly through the glass doors of "
"Victory Mansions, though not quickly enough to prevent a swirl of "
"gritty dust from entering along with him.";
LOG_TEST_NAME("test_dump_slice");
expect_slice_dump(grpc_slice_from_copied_string(text), GPR_DUMP_ASCII, text);
expect_slice_dump(grpc_slice_from_copied_string(long_text), GPR_DUMP_ASCII,
long_text);
expect_slice_dump(grpc_slice_from_copied_buffer("\x01", 1), GPR_DUMP_HEX,
"01");
expect_slice_dump(grpc_slice_from_copied_buffer("\x01", 1),
GPR_DUMP_HEX | GPR_DUMP_ASCII, "01 '.'");
}
static void test_strsplit(void) {
grpc_slice_buffer* parts;
grpc_slice str;
LOG_TEST_NAME("test_strsplit");
parts =
static_cast<grpc_slice_buffer*>(gpr_malloc(sizeof(grpc_slice_buffer)));
grpc_slice_buffer_init(parts);
str = grpc_slice_from_copied_string("one, two, three, four");
grpc_slice_split(str, ", ", parts);
GPR_ASSERT(4 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], "one"));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[1], "two"));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[2], "three"));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[3], "four"));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* separator not present in string */
str = grpc_slice_from_copied_string("one two three four");
grpc_slice_split(str, ", ", parts);
GPR_ASSERT(1 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], "one two three four"));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* separator at the end */
str = grpc_slice_from_copied_string("foo,");
grpc_slice_split(str, ",", parts);
GPR_ASSERT(2 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], "foo"));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[1], ""));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* separator at the beginning */
str = grpc_slice_from_copied_string(",foo");
grpc_slice_split(str, ",", parts);
GPR_ASSERT(2 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], ""));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[1], "foo"));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* standalone separator */
str = grpc_slice_from_copied_string(",");
grpc_slice_split(str, ",", parts);
GPR_ASSERT(2 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], ""));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[1], ""));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* empty input */
str = grpc_slice_from_copied_string("");
grpc_slice_split(str, ", ", parts);
GPR_ASSERT(1 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], ""));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
grpc_slice_buffer_destroy(parts);
gpr_free(parts);
}
static void test_strsplit_nospace(void) {
grpc_slice_buffer* parts;
grpc_slice str;
LOG_TEST_NAME("test_strsplit_nospace");
parts =
static_cast<grpc_slice_buffer*>(gpr_malloc(sizeof(grpc_slice_buffer)));
grpc_slice_buffer_init(parts);
str = grpc_slice_from_copied_string("one ,two, three , four");
grpc_slice_split_without_space(str, ",", parts);
GPR_ASSERT(4 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], "one"));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[1], "two"));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[2], "three"));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[3], "four"));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* separator not present in string */
str = grpc_slice_from_copied_string("one two three four ");
grpc_slice_split_without_space(str, ",", parts);
GPR_ASSERT(1 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], "one two three four"));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* separator at the end */
str = grpc_slice_from_copied_string("foo,");
grpc_slice_split_without_space(str, ",", parts);
GPR_ASSERT(2 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], "foo"));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[1], ""));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* separator at the beginning */
str = grpc_slice_from_copied_string(" , foo");
grpc_slice_split_without_space(str, ",", parts);
GPR_ASSERT(2 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], ""));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[1], "foo"));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* standalone separator */
str = grpc_slice_from_copied_string(", ");
grpc_slice_split_without_space(str, ", ", parts);
GPR_ASSERT(2 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], ""));
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[1], ""));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
/* empty input */
str = grpc_slice_from_copied_string("");
grpc_slice_split_without_space(str, ",", parts);
GPR_ASSERT(1 == parts->count);
GPR_ASSERT(0 == grpc_slice_str_cmp(parts->slices[0], ""));
grpc_slice_buffer_reset_and_unref(parts);
grpc_slice_unref(str);
grpc_slice_buffer_destroy(parts);
gpr_free(parts);
}
int main(int argc, char** argv) {
grpc_test_init(argc, argv);
test_dump_slice();
test_strsplit();
test_strsplit_nospace();
return 0;
}
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