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Diffstat (limited to 'gdb/unittests/parse-connection-spec-selftests.c')
| -rw-r--r-- | gdb/unittests/parse-connection-spec-selftests.c | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/gdb/unittests/parse-connection-spec-selftests.c b/gdb/unittests/parse-connection-spec-selftests.c new file mode 100644 index 0000000..f7446c7 --- /dev/null +++ b/gdb/unittests/parse-connection-spec-selftests.c @@ -0,0 +1,249 @@ +/* Self tests for parsing connection specs for GDB, the GNU debugger. + + Copyright (C) 2018 Free Software Foundation, Inc. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include "defs.h" +#include "selftest.h" +#include "common/netstuff.h" +#include "diagnostics.h" +#ifdef USE_WIN32API +#include <winsock2.h> +#include <wspiapi.h> +#else +#include <netinet/in.h> +#include <arpa/inet.h> +#include <netdb.h> +#include <sys/socket.h> +#include <netinet/tcp.h> +#endif + +namespace selftests { +namespace parse_connection_spec_tests { + +/* Auxiliary struct that holds info about a specific test for a + connection spec. */ + +struct parse_conn_test +{ + /* The connection spec. */ + const char *connspec; + + /* Expected result from 'parse_connection_spec'. */ + parsed_connection_spec expected_result; + + /* True if this test should fail, false otherwise. If true, only + the CONNSPEC field should be considered as valid. */ + bool should_fail; + + /* The expected AI_FAMILY to be found on the 'struct addrinfo' + HINT. */ + int exp_ai_family; + + /* The expected AI_SOCKTYPE to be found on the 'struct addrinfo' + HINT. */ + int exp_ai_socktype; + + /* The expected AI_PROTOCOL to be found on the 'struct addrinfo' + HINT. */ + int exp_ai_protocol; +}; + +/* Some defines to help us fill a 'struct parse_conn_test'. */ + +/* Initialize a full entry. */ +#define INIT_ENTRY(ADDR, EXP_HOST, EXP_PORT, SHOULD_FAIL, EXP_AI_FAMILY, \ + EXP_AI_SOCKTYPE, EXP_AI_PROTOCOL) \ + { ADDR, { EXP_HOST, EXP_PORT }, SHOULD_FAIL, EXP_AI_FAMILY, \ + EXP_AI_SOCKTYPE, EXP_AI_PROTOCOL } + +/* Initialize an unprefixed entry. In this case, we don't expect + anything on the 'struct addrinfo' HINT. */ +#define INIT_UNPREFIXED_ENTRY(ADDR, EXP_HOST, EXP_PORT) \ + INIT_ENTRY (ADDR, EXP_HOST, EXP_PORT, false, 0, 0, 0) + +/* Initialized an unprefixed IPv6 entry. In this case, we don't + expect anything on the 'struct addrinfo' HINT. */ +#define INIT_UNPREFIXED_IPV6_ENTRY(ADDR, EXP_HOST, EXP_PORT) \ + INIT_ENTRY (ADDR, EXP_HOST, EXP_PORT, false, AF_INET6, 0, 0) + +/* Initialize a prefixed entry. */ +#define INIT_PREFIXED_ENTRY(ADDR, EXP_HOST, EXP_PORT, EXP_AI_FAMILY, \ + EXP_AI_SOCKTYPE, EXP_AI_PROTOCOL) \ + INIT_ENTRY (ADDR, EXP_HOST, EXP_PORT, false, EXP_AI_FAMILY, \ + EXP_AI_SOCKTYPE, EXP_AI_PROTOCOL) + +/* Initialize an entry prefixed with "tcp4:". */ +#define INIT_PREFIXED_IPV4_TCP(ADDR, EXP_HOST, EXP_PORT) \ + INIT_PREFIXED_ENTRY (ADDR, EXP_HOST, EXP_PORT, AF_INET, SOCK_STREAM, \ + IPPROTO_TCP) + +/* Initialize an entry prefixed with "tcp6:". */ +#define INIT_PREFIXED_IPV6_TCP(ADDR, EXP_HOST, EXP_PORT) \ + INIT_PREFIXED_ENTRY (ADDR, EXP_HOST, EXP_PORT, AF_INET6, SOCK_STREAM, \ + IPPROTO_TCP) + +/* Initialize an entry prefixed with "udp4:". */ +#define INIT_PREFIXED_IPV4_UDP(ADDR, EXP_HOST, EXP_PORT) \ + INIT_PREFIXED_ENTRY (ADDR, EXP_HOST, EXP_PORT, AF_INET, SOCK_DGRAM, \ + IPPROTO_UDP) + +/* Initialize an entry prefixed with "udp6:". */ +#define INIT_PREFIXED_IPV6_UDP(ADDR, EXP_HOST, EXP_PORT) \ + INIT_PREFIXED_ENTRY (ADDR, EXP_HOST, EXP_PORT, AF_INET6, SOCK_DGRAM, \ + IPPROTO_UDP) + +/* Initialize a bogus entry, i.e., a connection spec that should + fail. */ +#define INIT_BOGUS_ENTRY(ADDR) \ + INIT_ENTRY (ADDR, "", "", true, 0, 0, 0) + +/* The variable which holds all of our tests. */ + +static const parse_conn_test conn_test[] = + { + /* Unprefixed addresses. */ + + /* IPv4, host and port present. */ + INIT_UNPREFIXED_ENTRY ("127.0.0.1:1234", "127.0.0.1", "1234"), + /* IPv4, only host. */ + INIT_UNPREFIXED_ENTRY ("127.0.0.1", "127.0.0.1", ""), + /* IPv4, missing port. */ + INIT_UNPREFIXED_ENTRY ("127.0.0.1:", "127.0.0.1", ""), + + /* IPv6, host and port present, no brackets. */ + INIT_UNPREFIXED_ENTRY ("::1:1234", "::1", "1234"), + /* IPv6, missing port, no brackets. */ + INIT_UNPREFIXED_ENTRY ("::1:", "::1", ""), + /* IPv6, host and port present, with brackets. */ + INIT_UNPREFIXED_IPV6_ENTRY ("[::1]:1234", "::1", "1234"), + /* IPv6, only host, with brackets. */ + INIT_UNPREFIXED_IPV6_ENTRY ("[::1]", "::1", ""), + /* IPv6, missing port, with brackets. */ + INIT_UNPREFIXED_IPV6_ENTRY ("[::1]:", "::1", ""), + + /* Unspecified, only port. */ + INIT_UNPREFIXED_ENTRY (":1234", "localhost", "1234"), + + /* Prefixed addresses. */ + + /* Prefixed "tcp4:" IPv4, host and port presents. */ + INIT_PREFIXED_IPV4_TCP ("tcp4:127.0.0.1:1234", "127.0.0.1", "1234"), + /* Prefixed "tcp4:" IPv4, only port. */ + INIT_PREFIXED_IPV4_TCP ("tcp4::1234", "localhost", "1234"), + /* Prefixed "tcp4:" IPv4, only host. */ + INIT_PREFIXED_IPV4_TCP ("tcp4:127.0.0.1", "127.0.0.1", ""), + /* Prefixed "tcp4:" IPv4, missing port. */ + INIT_PREFIXED_IPV4_TCP ("tcp4:127.0.0.1:", "127.0.0.1", ""), + + /* Prefixed "udp4:" IPv4, host and port present. */ + INIT_PREFIXED_IPV4_UDP ("udp4:127.0.0.1:1234", "127.0.0.1", "1234"), + /* Prefixed "udp4:" IPv4, only port. */ + INIT_PREFIXED_IPV4_UDP ("udp4::1234", "localhost", "1234"), + /* Prefixed "udp4:" IPv4, only host. */ + INIT_PREFIXED_IPV4_UDP ("udp4:127.0.0.1", "127.0.0.1", ""), + /* Prefixed "udp4:" IPv4, missing port. */ + INIT_PREFIXED_IPV4_UDP ("udp4:127.0.0.1:", "127.0.0.1", ""), + + + /* Prefixed "tcp6:" IPv6, host and port present. */ + INIT_PREFIXED_IPV6_TCP ("tcp6:::1:1234", "::1", "1234"), + /* Prefixed "tcp6:" IPv6, only port. */ + INIT_PREFIXED_IPV6_TCP ("tcp6::1234", "localhost", "1234"), + /* Prefixed "tcp6:" IPv6, only host. */ + //INIT_PREFIXED_IPV6_TCP ("tcp6:::1", "::1", ""), + /* Prefixed "tcp6:" IPv6, missing port. */ + INIT_PREFIXED_IPV6_TCP ("tcp6:::1:", "::1", ""), + + /* Prefixed "udp6:" IPv6, host and port present. */ + INIT_PREFIXED_IPV6_UDP ("udp6:::1:1234", "::1", "1234"), + /* Prefixed "udp6:" IPv6, only port. */ + INIT_PREFIXED_IPV6_UDP ("udp6::1234", "localhost", "1234"), + /* Prefixed "udp6:" IPv6, only host. */ + //INIT_PREFIXED_IPV6_UDP ("udp6:::1", "::1", ""), + /* Prefixed "udp6:" IPv6, missing port. */ + INIT_PREFIXED_IPV6_UDP ("udp6:::1:", "::1", ""), + + /* Prefixed "tcp6:" IPv6 with brackets, host and port present. */ + INIT_PREFIXED_IPV6_TCP ("tcp6:[::1]:1234", "::1", "1234"), + /* Prefixed "tcp6:" IPv6 with brackets, only host. */ + INIT_PREFIXED_IPV6_TCP ("tcp6:[::1]", "::1", ""), + /* Prefixed "tcp6:" IPv6 with brackets, missing port. */ + INIT_PREFIXED_IPV6_TCP ("tcp6:[::1]:", "::1", ""), + + /* Prefixed "udp6:" IPv6 with brackets, host and port present. */ + INIT_PREFIXED_IPV6_UDP ("udp6:[::1]:1234", "::1", "1234"), + /* Prefixed "udp6:" IPv6 with brackets, only host. */ + INIT_PREFIXED_IPV6_UDP ("udp6:[::1]", "::1", ""), + /* Prefixed "udp6:" IPv6 with brackets, missing port. */ + INIT_PREFIXED_IPV6_UDP ("udp6:[::1]:", "::1", ""), + + + /* Bogus addresses. */ + INIT_BOGUS_ENTRY ("tcp6:[::1]123:44"), + INIT_BOGUS_ENTRY ("[::1"), + INIT_BOGUS_ENTRY ("tcp6:::1]:"), + }; + +/* Test a connection spec C. */ + +static void +test_conn (const parse_conn_test &c) +{ + struct addrinfo hint; + parsed_connection_spec ret; + + memset (&hint, 0, sizeof (hint)); + + TRY + { + ret = parse_connection_spec (c.connspec, &hint); + } + CATCH (ex, RETURN_MASK_ERROR) + { + /* If we caught an error, we should check if this connection + spec was supposed to fail. */ + SELF_CHECK (c.should_fail); + return; + } + END_CATCH + + SELF_CHECK (!c.should_fail); + SELF_CHECK (ret.host_str == c.expected_result.host_str); + SELF_CHECK (ret.port_str == c.expected_result.port_str); + SELF_CHECK (hint.ai_family == c.exp_ai_family); + SELF_CHECK (hint.ai_socktype == c.exp_ai_socktype); + SELF_CHECK (hint.ai_protocol == c.exp_ai_protocol); +} + +/* Run the tests associated with parsing connection specs. */ + +static void +run_tests () +{ + for (const parse_conn_test &c : conn_test) + test_conn (c); +} +} /* namespace parse_connection_spec_tests */ +} /* namespace selftests */ + +void +_initialize_parse_connection_spec_selftests () +{ + selftests::register_test ("parse_connection_spec", + selftests::parse_connection_spec_tests::run_tests); +} |