| /* |
| * |
| * 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/support/string.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 <grpc/support/useful.h> |
| #include "test/core/util/test_config.h" |
| |
| #define LOG_TEST_NAME(x) gpr_log(GPR_INFO, "%s", x) |
| |
| static void test_strdup(void) { |
| static const char *src1 = "hello world"; |
| char *dst1; |
| |
| LOG_TEST_NAME("test_strdup"); |
| |
| dst1 = gpr_strdup(src1); |
| GPR_ASSERT(0 == strcmp(src1, dst1)); |
| gpr_free(dst1); |
| |
| GPR_ASSERT(NULL == gpr_strdup(NULL)); |
| } |
| |
| static void expect_dump(const char *buf, size_t len, uint32_t flags, |
| const char *result) { |
| char *got = gpr_dump(buf, len, flags); |
| GPR_ASSERT(0 == strcmp(got, result)); |
| gpr_free(got); |
| } |
| |
| static void test_dump(void) { |
| LOG_TEST_NAME("test_dump"); |
| expect_dump("\x01", 1, GPR_DUMP_HEX, "01"); |
| expect_dump("\x01", 1, GPR_DUMP_HEX | GPR_DUMP_ASCII, "01 '.'"); |
| expect_dump("\x01\x02", 2, GPR_DUMP_HEX, "01 02"); |
| expect_dump("\x01\x23\x45\x67\x89\xab\xcd\xef", 8, GPR_DUMP_HEX, |
| "01 23 45 67 89 ab cd ef"); |
| expect_dump("ab", 2, GPR_DUMP_HEX | GPR_DUMP_ASCII, "61 62 'ab'"); |
| } |
| |
| static void expect_slice_dump(gpr_slice slice, uint32_t flags, |
| const char *result) { |
| char *got = gpr_dump_slice(slice, flags); |
| GPR_ASSERT(0 == strcmp(got, result)); |
| gpr_free(got); |
| gpr_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(gpr_slice_from_copied_string(text), GPR_DUMP_ASCII, text); |
| expect_slice_dump(gpr_slice_from_copied_string(long_text), GPR_DUMP_ASCII, |
| long_text); |
| expect_slice_dump(gpr_slice_from_copied_buffer("\x01", 1), GPR_DUMP_HEX, |
| "01"); |
| expect_slice_dump(gpr_slice_from_copied_buffer("\x01", 1), |
| GPR_DUMP_HEX | GPR_DUMP_ASCII, "01 '.'"); |
| } |
| |
| static void test_pu32_fail(const char *s) { |
| uint32_t out; |
| GPR_ASSERT(!gpr_parse_bytes_to_uint32(s, strlen(s), &out)); |
| } |
| |
| static void test_pu32_succeed(const char *s, uint32_t want) { |
| uint32_t out; |
| GPR_ASSERT(gpr_parse_bytes_to_uint32(s, strlen(s), &out)); |
| GPR_ASSERT(out == want); |
| } |
| |
| static void test_parse_uint32(void) { |
| LOG_TEST_NAME("test_parse_uint32"); |
| |
| test_pu32_fail("-1"); |
| test_pu32_fail("a"); |
| test_pu32_fail(""); |
| test_pu32_succeed("0", 0); |
| test_pu32_succeed("1", 1); |
| test_pu32_succeed("2", 2); |
| test_pu32_succeed("3", 3); |
| test_pu32_succeed("4", 4); |
| test_pu32_succeed("5", 5); |
| test_pu32_succeed("6", 6); |
| test_pu32_succeed("7", 7); |
| test_pu32_succeed("8", 8); |
| test_pu32_succeed("9", 9); |
| test_pu32_succeed("10", 10); |
| test_pu32_succeed("11", 11); |
| test_pu32_succeed("12", 12); |
| test_pu32_succeed("13", 13); |
| test_pu32_succeed("14", 14); |
| test_pu32_succeed("15", 15); |
| test_pu32_succeed("16", 16); |
| test_pu32_succeed("17", 17); |
| test_pu32_succeed("18", 18); |
| test_pu32_succeed("19", 19); |
| test_pu32_succeed("1234567890", 1234567890); |
| test_pu32_succeed("4294967295", 4294967295u); |
| test_pu32_fail("4294967296"); |
| test_pu32_fail("4294967297"); |
| test_pu32_fail("4294967298"); |
| test_pu32_fail("4294967299"); |
| } |
| |
| static void test_asprintf(void) { |
| char *buf; |
| int i, j; |
| |
| LOG_TEST_NAME("test_asprintf"); |
| |
| /* Print an empty string. */ |
| GPR_ASSERT(gpr_asprintf(&buf, "") == 0); |
| GPR_ASSERT(buf[0] == '\0'); |
| gpr_free(buf); |
| |
| /* Print strings of various lengths. */ |
| for (i = 1; i < 100; i++) { |
| GPR_ASSERT(gpr_asprintf(&buf, "%0*d", i, 1) == i); |
| |
| /* The buffer should resemble "000001\0". */ |
| for (j = 0; j < i - 2; j++) { |
| GPR_ASSERT(buf[j] == '0'); |
| } |
| GPR_ASSERT(buf[i - 1] == '1'); |
| GPR_ASSERT(buf[i] == '\0'); |
| gpr_free(buf); |
| } |
| } |
| |
| static void test_strjoin(void) { |
| const char *parts[4] = {"one", "two", "three", "four"}; |
| size_t joined_len; |
| char *joined; |
| |
| LOG_TEST_NAME("test_strjoin"); |
| |
| joined = gpr_strjoin(parts, 4, &joined_len); |
| GPR_ASSERT(0 == strcmp("onetwothreefour", joined)); |
| gpr_free(joined); |
| |
| joined = gpr_strjoin(parts, 0, &joined_len); |
| GPR_ASSERT(0 == strcmp("", joined)); |
| gpr_free(joined); |
| |
| joined = gpr_strjoin(parts, 1, &joined_len); |
| GPR_ASSERT(0 == strcmp("one", joined)); |
| gpr_free(joined); |
| } |
| |
| static void test_strjoin_sep(void) { |
| const char *parts[4] = {"one", "two", "three", "four"}; |
| size_t joined_len; |
| char *joined; |
| |
| LOG_TEST_NAME("test_strjoin_sep"); |
| |
| joined = gpr_strjoin_sep(parts, 4, ", ", &joined_len); |
| GPR_ASSERT(0 == strcmp("one, two, three, four", joined)); |
| gpr_free(joined); |
| |
| /* empty separator */ |
| joined = gpr_strjoin_sep(parts, 4, "", &joined_len); |
| GPR_ASSERT(0 == strcmp("onetwothreefour", joined)); |
| gpr_free(joined); |
| |
| /* degenerated case specifying zero input parts */ |
| joined = gpr_strjoin_sep(parts, 0, ", ", &joined_len); |
| GPR_ASSERT(0 == strcmp("", joined)); |
| gpr_free(joined); |
| |
| /* single part should have no separator */ |
| joined = gpr_strjoin_sep(parts, 1, ", ", &joined_len); |
| GPR_ASSERT(0 == strcmp("one", joined)); |
| gpr_free(joined); |
| } |
| |
| static void test_strsplit(void) { |
| gpr_slice_buffer *parts; |
| gpr_slice str; |
| |
| LOG_TEST_NAME("test_strsplit"); |
| |
| parts = gpr_malloc(sizeof(gpr_slice_buffer)); |
| gpr_slice_buffer_init(parts); |
| |
| str = gpr_slice_from_copied_string("one, two, three, four"); |
| gpr_slice_split(str, ", ", parts); |
| GPR_ASSERT(4 == parts->count); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "one")); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[1], "two")); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[2], "three")); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[3], "four")); |
| gpr_slice_buffer_reset_and_unref(parts); |
| gpr_slice_unref(str); |
| |
| /* separator not present in string */ |
| str = gpr_slice_from_copied_string("one two three four"); |
| gpr_slice_split(str, ", ", parts); |
| GPR_ASSERT(1 == parts->count); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "one two three four")); |
| gpr_slice_buffer_reset_and_unref(parts); |
| gpr_slice_unref(str); |
| |
| /* separator at the end */ |
| str = gpr_slice_from_copied_string("foo,"); |
| gpr_slice_split(str, ",", parts); |
| GPR_ASSERT(2 == parts->count); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "foo")); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[1], "")); |
| gpr_slice_buffer_reset_and_unref(parts); |
| gpr_slice_unref(str); |
| |
| /* separator at the beginning */ |
| str = gpr_slice_from_copied_string(",foo"); |
| gpr_slice_split(str, ",", parts); |
| GPR_ASSERT(2 == parts->count); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "")); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[1], "foo")); |
| gpr_slice_buffer_reset_and_unref(parts); |
| gpr_slice_unref(str); |
| |
| /* standalone separator */ |
| str = gpr_slice_from_copied_string(","); |
| gpr_slice_split(str, ",", parts); |
| GPR_ASSERT(2 == parts->count); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "")); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[1], "")); |
| gpr_slice_buffer_reset_and_unref(parts); |
| gpr_slice_unref(str); |
| |
| /* empty input */ |
| str = gpr_slice_from_copied_string(""); |
| gpr_slice_split(str, ", ", parts); |
| GPR_ASSERT(1 == parts->count); |
| GPR_ASSERT(0 == gpr_slice_str_cmp(parts->slices[0], "")); |
| gpr_slice_buffer_reset_and_unref(parts); |
| gpr_slice_unref(str); |
| |
| gpr_slice_buffer_destroy(parts); |
| gpr_free(parts); |
| } |
| |
| static void test_ltoa() { |
| char *str; |
| char buf[GPR_LTOA_MIN_BUFSIZE]; |
| |
| LOG_TEST_NAME("test_ltoa"); |
| |
| /* zero */ |
| GPR_ASSERT(1 == gpr_ltoa(0, buf)); |
| GPR_ASSERT(0 == strcmp("0", buf)); |
| |
| /* positive number */ |
| GPR_ASSERT(3 == gpr_ltoa(123, buf)); |
| GPR_ASSERT(0 == strcmp("123", buf)); |
| |
| /* negative number */ |
| GPR_ASSERT(6 == gpr_ltoa(-12345, buf)); |
| GPR_ASSERT(0 == strcmp("-12345", buf)); |
| |
| /* large negative - we don't know the size of long in advance */ |
| GPR_ASSERT(gpr_asprintf(&str, "%lld", (long long)LONG_MIN)); |
| GPR_ASSERT(strlen(str) == (size_t)gpr_ltoa(LONG_MIN, buf)); |
| GPR_ASSERT(0 == strcmp(str, buf)); |
| gpr_free(str); |
| } |
| |
| static void test_int64toa() { |
| char buf[GPR_INT64TOA_MIN_BUFSIZE]; |
| |
| LOG_TEST_NAME("test_int64toa"); |
| |
| /* zero */ |
| GPR_ASSERT(1 == int64_ttoa(0, buf)); |
| GPR_ASSERT(0 == strcmp("0", buf)); |
| |
| /* positive */ |
| GPR_ASSERT(3 == int64_ttoa(123, buf)); |
| GPR_ASSERT(0 == strcmp("123", buf)); |
| |
| /* large positive */ |
| GPR_ASSERT(19 == int64_ttoa(9223372036854775807LL, buf)); |
| GPR_ASSERT(0 == strcmp("9223372036854775807", buf)); |
| |
| /* large negative */ |
| GPR_ASSERT(20 == int64_ttoa(-9223372036854775807LL - 1, buf)); |
| GPR_ASSERT(0 == strcmp("-9223372036854775808", buf)); |
| } |
| |
| int main(int argc, char **argv) { |
| grpc_test_init(argc, argv); |
| test_strdup(); |
| test_dump(); |
| test_dump_slice(); |
| test_parse_uint32(); |
| test_asprintf(); |
| test_strjoin(); |
| test_strjoin_sep(); |
| test_strsplit(); |
| test_ltoa(); |
| test_int64toa(); |
| return 0; |
| } |