mbed-os/UNITTESTS/features/cellular/framework/common/util/utiltest.cpp

202 lines
6.6 KiB
C++

/*
* Copyright (c) 2018, Arm Limited and affiliates.
* SPDX-License-Identifier: Apache-2.0
*
* 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 "gtest/gtest.h"
#include <string.h>
#include "CellularUtil.h"
using namespace mbed_cellular_util;
// AStyle ignored as the definition is not clear due to preprocessor usage
// *INDENT-OFF*
class Testutil : public testing::Test {
protected:
void SetUp()
{
}
void TearDown()
{
}
};
// *INDENT-ON*
TEST_F(Testutil, test_util_uint_to_binary_string)
{
char str[33];
uint_to_binary_str(15, str, 33, 32);
str[32] = '\0';
// 15 is "1111" in binary but we ask all 32 bits so it should return "00000000000000000000000000001111"
EXPECT_STREQ("00000000000000000000000000001111", str);
// test NULL pointer
uint_to_binary_str(15, NULL, 0, 32);
// test give too small buffer
char too_small[5];
uint_to_binary_str(15, too_small, 5, 6);
}
TEST_F(Testutil, char_str_to_hex)
{
// basic conversion test, happy days
char hex_buf[50];
uint16_t number_of_hex_chars = char_str_to_hex_str("1234", 4, hex_buf);
hex_buf[number_of_hex_chars] = '\0';
EXPECT_STREQ("31323334", hex_buf);
EXPECT_EQ(8, number_of_hex_chars);
number_of_hex_chars = char_str_to_hex_str("wuhuu", 5, hex_buf);
hex_buf[number_of_hex_chars] = '\0';
EXPECT_STREQ("7775687575", hex_buf);
EXPECT_EQ(10, number_of_hex_chars);
// First don't omit the leading zero and then omit and check that leading zero is missing
number_of_hex_chars = char_str_to_hex_str("\nwuhuu", 6, hex_buf);
hex_buf[number_of_hex_chars] = '\0';
EXPECT_STREQ("0A7775687575", hex_buf);
EXPECT_EQ(12, number_of_hex_chars);
number_of_hex_chars = char_str_to_hex_str("\nwuhuu", 6, hex_buf, true);
hex_buf[number_of_hex_chars] = '\0';
EXPECT_STREQ("A7775687575", hex_buf);
EXPECT_EQ(11, number_of_hex_chars);
// test giving a null pointer
number_of_hex_chars = char_str_to_hex_str(NULL, 4, hex_buf);
EXPECT_EQ(0, number_of_hex_chars);
number_of_hex_chars = char_str_to_hex_str("1234", 4, NULL);
EXPECT_EQ(0, number_of_hex_chars);
}
TEST_F(Testutil, convert_ipv6)
{
// leading zeros omitted
char ipv6[64];
strncpy(ipv6, "1.1.1.1.1.1.1.1.1.1.1.1.1.1.1.1", 64);
convert_ipv6(ipv6);
EXPECT_STREQ("101:101:101:101:101:101:101:101", ipv6);
EXPECT_EQ(31, strlen(ipv6));
// some omitted and some not so much
strncpy(ipv6, "255.1.120.2.244.12.55.45.201.110.11.2.233.154.85.96", 64);
convert_ipv6(ipv6);
EXPECT_STREQ("FF01:7802:F40C:372D:C96E:B02:E99A:5560", ipv6);
EXPECT_EQ(38, strlen(ipv6));
// test giving a null pointer
convert_ipv6(NULL);
}
TEST_F(Testutil, prefer_ipv6)
{
char tt[20] = "62.241.198.246";
char temp[64] = "2001:14B8:1000:000:000:000:000:002";
// not enough space to swap, arrays should stay the same
prefer_ipv6(tt, sizeof(tt), temp, sizeof(temp));
EXPECT_STREQ("62.241.198.246", tt);
EXPECT_STREQ("2001:14B8:1000:000:000:000:000:002", temp);
// should swap as first one was ip4 and later was ipv6 and enough space
char tt2[64] = "62.241.198.246";
prefer_ipv6(tt2, sizeof(tt2), temp, sizeof(temp));
EXPECT_STREQ("62.241.198.246", temp);
EXPECT_STREQ("2001:14B8:1000:000:000:000:000:002", tt2);
}
TEST_F(Testutil, separate_ip_addresses)
{
char *s = (char *)malloc(128);
char ip[64] = {0};
char subnet[64] = {0};
strncpy(s, "32.1.20.187.1.112.139.245.251.136.232.110.123.51.230.138.0.1.2.3.4.5.6.7.8.9.10.11.12.13.14.15\0", 95);
separate_ip_addresses(NULL, ip, sizeof(ip), subnet, sizeof(subnet));
separate_ip_addresses(s, ip, sizeof(ip), subnet, sizeof(subnet));
EXPECT_STREQ("2001:14BB:170:8BF5:FB88:E86E:7B33:E68A", ip);
EXPECT_STREQ("001:203:405:607:809:A0B:C0D:E0F", subnet);
strncpy(s, "32:1:20:187:1:112:139:245:251:136:232:110:123:51:230:138 0:1:2:3:4:5:6:7:8:9:10:11:12:13:14:15\0", 95);
separate_ip_addresses(s, ip, sizeof(ip), subnet, sizeof(subnet));
EXPECT_STREQ("32:1:20:187:1:112:139:245:251:136:232:110:123:51:230:138", ip);
EXPECT_STREQ("0:1:2:3:4:5:6:7:8:9:10:11:12:13:14:15", subnet);
ip[0] = '\0';
subnet[0] = '\0';
strncpy(s, "1.2.3.4\0", 8);
separate_ip_addresses(s, ip, sizeof(ip), subnet, sizeof(subnet));
EXPECT_STREQ("1.2.3.4", ip);
EXPECT_STREQ("", subnet);
ip[0] = '\0';
subnet[0] = '\0';
strncpy(s, "1.2.3.4.5.6.7.8\0", 16);
separate_ip_addresses(s, ip, sizeof(ip), subnet, sizeof(subnet));
EXPECT_STREQ("1.2.3.4", ip);
EXPECT_STREQ("5.6.7.8", subnet);
ip[0] = '\0';
subnet[0] = '\0';
strncpy(s, "1.2.3.4.5.6.7.8.9.10.11.12.13.14.15.16\0", 39);
separate_ip_addresses(s, ip, sizeof(ip), subnet, sizeof(subnet));
EXPECT_STREQ("102:304:506:708:90A:B0C:D0E:F10", ip);
EXPECT_STREQ("", subnet);
ip[0] = '\0';
subnet[0] = '\0';
strncpy(s, "32:1:20:187:1:112:139:245:251:136:232:110:123:51:230:138\0", 57);
separate_ip_addresses(s, ip, sizeof(ip), subnet, sizeof(subnet));
EXPECT_STREQ("32:1:20:187:1:112:139:245:251:136:232:110:123:51:230:138", ip);
EXPECT_STREQ("", subnet);
ip[0] = '\0';
subnet[0] = '\0';
strncpy(s, "1.2.3.4 32:1:20:187:1:112:139:245:251:136:232:110:123:51:230:138\0", 65);
separate_ip_addresses(s, ip, sizeof(ip), subnet, sizeof(subnet));
EXPECT_STREQ("1.2.3.4", ip);
EXPECT_STREQ("32:1:20:187:1:112:139:245:251:136:232:110:123:51:230:138", subnet);
ip[0] = '\0';
subnet[0] = '\0';
strncpy(s, "1.2.3.4 5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20\0", 51);
separate_ip_addresses(s, ip, sizeof(ip), subnet, sizeof(subnet));
EXPECT_STREQ("1.2.3.4", ip);
EXPECT_STREQ("506:708:90A:B0C:D0E:F10:1112:1314", subnet);
EXPECT_STREQ("1.2.3.4 5.6.7.8.9.10.11.12.13.14.15.16.17.18.19.20", s);
}
TEST_F(Testutil, get_dynamic_ip_port)
{
uint16_t port = get_dynamic_ip_port();
uint16_t port2 = get_dynamic_ip_port();
EXPECT_TRUE(port != port2);
}
TEST_F(Testutil, int_to_hex_str)
{
char buf[2];
int_to_hex_str(100, (char*)buf);
EXPECT_TRUE(buf[0] == '6');
EXPECT_TRUE(buf[1] == '4');
}