static void
test_set_unset_reset ()
{
gdb_environ env = gdb_environ::from_host_environ ();
/* Our test variable should already be present in the host's environment. */
SELF_CHECK (env.get ("GDB_SELFTEST_ENVIRON") != NULL);
/* Set our test variable to another value. */
env.set ("GDB_SELFTEST_ENVIRON", "test");
SELF_CHECK (strcmp (env.get ("GDB_SELFTEST_ENVIRON"), "test") == 0);
SELF_CHECK (env.user_set_env ().size () == 1);
SELF_CHECK (env.user_unset_env ().size () == 0);
/* And unset our test variable. The variable still exists in the
host's environment, but doesn't exist in our vector. */
env.unset ("GDB_SELFTEST_ENVIRON");
SELF_CHECK (env.get ("GDB_SELFTEST_ENVIRON") == NULL);
SELF_CHECK (env.user_set_env ().size () == 0);
SELF_CHECK (env.user_unset_env ().size () == 1);
SELF_CHECK (set_contains (env.user_unset_env (),
std::string ("GDB_SELFTEST_ENVIRON")));
/* Re-set the test variable. */
env.set ("GDB_SELFTEST_ENVIRON", "1");
SELF_CHECK (strcmp (env.get ("GDB_SELFTEST_ENVIRON"), "1") == 0);
}
static void
test_vector_clear ()
{
gdb_environ env;
env.set (gdb_selftest_env_var, "1");
env.clear ();
SELF_CHECK (env.envp ()[0] == NULL);
SELF_CHECK (env.user_set_env ().size () == 0);
SELF_CHECK (env.user_unset_env ().size () == 0);
SELF_CHECK (env.get (gdb_selftest_env_var) == NULL);
}
static void
test_vector_initialization ()
{
gdb_environ env;
/* When the vector is initialized, there should always be one NULL
element in it. */
SELF_CHECK (env.envp ()[0] == NULL);
SELF_CHECK (env.user_set_env ().size () == 0);
SELF_CHECK (env.user_unset_env ().size () == 0);
/* Make sure that there is no other element. */
SELF_CHECK (env.get ("PWD") == NULL);
}
static void
test_set_A_unset_B_unset_A_cannot_find_A_can_find_B ()
{
gdb_environ env;
env.set ("GDB_SELFTEST_ENVIRON_1", "aaa");
SELF_CHECK (strcmp (env.get ("GDB_SELFTEST_ENVIRON_1"), "aaa") == 0);
/* User-set environ var list must contain one element. */
SELF_CHECK (env.user_set_env ().size () == 1);
SELF_CHECK (set_contains (env.user_set_env (),
std::string ("GDB_SELFTEST_ENVIRON_1=aaa")));
env.set ("GDB_SELFTEST_ENVIRON_2", "bbb");
SELF_CHECK (strcmp (env.get ("GDB_SELFTEST_ENVIRON_2"), "bbb") == 0);
env.unset ("GDB_SELFTEST_ENVIRON_1");
SELF_CHECK (env.get ("GDB_SELFTEST_ENVIRON_1") == NULL);
SELF_CHECK (strcmp (env.get ("GDB_SELFTEST_ENVIRON_2"), "bbb") == 0);
/* The user-set environ var list must contain only one element
now. */
SELF_CHECK (set_contains (env.user_set_env (),
std::string ("GDB_SELFTEST_ENVIRON_2=bbb")));
SELF_CHECK (env.user_set_env ().size () == 1);
}
static void
test_init_from_host_environ ()
{
/* Initialize the environment vector using the host's environ. */
gdb_environ env = gdb_environ::from_host_environ ();
/* The user-set and user-unset lists must be empty. */
SELF_CHECK (env.user_set_env ().size () == 0);
SELF_CHECK (env.user_unset_env ().size () == 0);
/* Our test environment variable should be present at the
vector. */
SELF_CHECK (strcmp (env.get (gdb_selftest_env_var), "1") == 0);
}
/* Test that the file is unmapped. */
static void
test_destroy ()
{
void *mem;
errno = 0;
{
::scoped_mmap smmap (nullptr, sysconf (_SC_PAGESIZE), PROT_WRITE,
MAP_ANONYMOUS | MAP_PRIVATE, 0, 0);
mem = smmap.get ();
SELF_CHECK (mem != nullptr);
}
SELF_CHECK (msync (mem, sysconf (_SC_PAGESIZE), 0) == -1 && errno == ENOMEM);
}
static void
test_appendf_func (string_appendf_func *func)
{
std::string str;
func (str, "%s", "");
SELF_CHECK (str == "");
func (str, "%s", "test");
SELF_CHECK (str == "test");
func (str, "%d", 23);
SELF_CHECK (str == "test23");
func (str, "%s %d %s", "foo", 45, "bar");
SELF_CHECK (str == "test23foo 45 bar");
}
/* Test that the memory can be released. */
static void
test_release ()
{
void *mem;
errno = 0;
{
::scoped_mmap smmap (nullptr, sysconf (_SC_PAGESIZE), PROT_WRITE,
MAP_ANONYMOUS | MAP_PRIVATE, 0, 0);
mem = smmap.release ();
SELF_CHECK (mem != nullptr);
}
SELF_CHECK (msync (mem, sysconf (_SC_PAGESIZE), 0) == 0 || errno != ENOMEM);
munmap (mem, sysconf (_SC_PAGESIZE));
}
/* Test the standard usage of mmap_file. */
static void
test_normal ()
{
char filename[] = "scoped_mmapped_file-selftest-XXXXXX";
int fd = mkstemp (filename);
SELF_CHECK (fd >= 0);
SELF_CHECK (write (fd, "Hello!", 7) == 7);
close (fd);
gdb::unlinker unlink_test_file (filename);
{
::scoped_mmap m = ::mmap_file (filename);
SELF_CHECK (m.get () != MAP_FAILED);
SELF_CHECK (m.size () == 7);
SELF_CHECK (0 == strcmp ((char *) m.get (), "Hello!"));
}
}
static void
test_unset_set_empty_vector ()
{
gdb_environ env;
env.set ("PWD", "test");
SELF_CHECK (strcmp (env.get ("PWD"), "test") == 0);
SELF_CHECK (set_contains (env.user_set_env (), std::string ("PWD=test")));
SELF_CHECK (env.user_unset_env ().size () == 0);
/* The second element must be NULL. */
SELF_CHECK (env.envp ()[1] == NULL);
SELF_CHECK (env.user_set_env ().size () == 1);
env.unset ("PWD");
SELF_CHECK (env.envp ()[0] == NULL);
SELF_CHECK (env.user_set_env ().size () == 0);
SELF_CHECK (env.user_unset_env ().size () == 1);
SELF_CHECK (set_contains (env.user_unset_env (), std::string ("PWD")));
}
static void
unpack_field_as_long_tests (struct gdbarch *arch)
{
gdb_byte buffer[8];
const struct builtin_type *bt = builtin_type (arch);
struct type *struct_type = arch_composite_type (arch, "<<selftest>>",
TYPE_CODE_STRUCT);
append_composite_type_field (struct_type, "field0", bt->builtin_int8);
append_composite_type_field_aligned (struct_type, "field1",
bt->builtin_uint32, 4);
memset (buffer, 0, sizeof (buffer));
buffer[0] = 255;
if (gdbarch_byte_order (arch) == BFD_ENDIAN_BIG)
buffer[7] = 23;
else
buffer[4] = 23;
SELF_CHECK (unpack_field_as_long (struct_type, buffer, 0) == -1);
SELF_CHECK (unpack_field_as_long (struct_type, buffer, 1) == 23);
}
/* Calling mmap_file with a non-existent file should throw an exception. */
static void
test_invalid_filename ()
{
bool threw = false;
try {
::scoped_mmap m = ::mmap_file ("/this/file/should/not/exist");
} catch (gdb_exception &e) {
threw = true;
}
SELF_CHECK (threw);
}
static void
test_reinit_from_host_environ ()
{
/* Reinitialize our environ vector using the host environ. We
should be able to see one (and only one) instance of the test
variable. */
gdb_environ env = gdb_environ::from_host_environ ();
env = gdb_environ::from_host_environ ();
char **envp = env.envp ();
int num_found = 0;
for (size_t i = 0; envp[i] != NULL; ++i)
if (strcmp (envp[i], "GDB_SELFTEST_ENVIRON=1") == 0)
++num_found;
SELF_CHECK (num_found == 1);
}
static void
common_utils_tests (void)
{
SELF_CHECK (string_printf ("%s", "") == "");
SELF_CHECK (string_printf ("%d comes before 2", 1) == "1 comes before 2");
SELF_CHECK (string_printf ("hello %s", "world") == "hello world");
#define X10 "0123456789"
#define X100 X10 X10 X10 X10 X10 X10 X10 X10 X10 X10
#define X1000 X100 X100 X100 X100 X100 X100 X100 X100 X100 X100
#define X10000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000 X1000
#define X100000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000 X10000
SELF_CHECK (string_printf ("%s", X10) == X10);
SELF_CHECK (string_printf ("%s", X100) == X100);
SELF_CHECK (string_printf ("%s", X1000) == X1000);
SELF_CHECK (string_printf ("%s", X10000) == X10000);
SELF_CHECK (string_printf ("%s", X100000) == X100000);
}
static void
test_self_move ()
{
gdb_environ env;
/* Test self-move. */
env.set ("A", "1");
SELF_CHECK (strcmp (env.get ("A"), "1") == 0);
SELF_CHECK (set_contains (env.user_set_env (), std::string ("A=1")));
SELF_CHECK (env.user_set_env ().size () == 1);
/* Some compilers warn about moving to self, but that's precisely what we want
to test here, so turn this warning off. */
DIAGNOSTIC_PUSH
DIAGNOSTIC_IGNORE_SELF_MOVE
env = std::move (env);
DIAGNOSTIC_POP
SELF_CHECK (strcmp (env.get ("A"), "1") == 0);
SELF_CHECK (strcmp (env.envp ()[0], "A=1") == 0);
SELF_CHECK (env.envp ()[1] == NULL);
SELF_CHECK (set_contains (env.user_set_env (), std::string ("A=1")));
SELF_CHECK (env.user_set_env ().size () == 1);
}
static void
aarch64_tdesc_test ()
{
const target_desc *tdesc = aarch64_linux_read_description (0);
SELF_CHECK (*tdesc == *tdesc_aarch64);
}
static void
test ()
{
SELF_CHECK (child_path_check ("/one", "/two", NULL));
SELF_CHECK (child_path_check ("/one", "/one", NULL));
SELF_CHECK (child_path_check ("/one", "/one/", NULL));
SELF_CHECK (child_path_check ("/one", "/one//", NULL));
SELF_CHECK (child_path_check ("/one", "/one/two", "two"));
SELF_CHECK (child_path_check ("/one/", "/two", NULL));
SELF_CHECK (child_path_check ("/one/", "/one", NULL));
SELF_CHECK (child_path_check ("/one/", "/one/", NULL));
SELF_CHECK (child_path_check ("/one/", "/one//", NULL));
SELF_CHECK (child_path_check ("/one/", "/one/two", "two"));
SELF_CHECK (child_path_check ("/one/", "/one//two", "two"));
SELF_CHECK (child_path_check ("/one/", "/one//two/", "two/"));
SELF_CHECK (child_path_check ("/one", "/onetwo", NULL));
SELF_CHECK (child_path_check ("/one", "/onetwo/three", NULL));
}
static void
run_tests ()
{
capacity_1::main ();
cons_1::main ();
cons_2::main ();
cons_3::main ();
element_access_1::main ();
element_access_empty::main ();
element_access_front_back::main ();
inserters_2::main ();
modifiers_remove_prefix::main ();
modifiers_remove_suffix::main ();
modifiers_swap::test01 ();
operations_compare_1::main ();
operations_compare_13650::main ();
operations_copy_1::main ();
operations_data_1::main ();
operations_find_1::main ();
operations_find_2::main ();
operations_find_3::main ();
operations_find_4::main ();
operations_rfind_1::main ();
operations_rfind_2::main ();
operations_rfind_3::main ();
operations_substr_1::main ();
operators_2::main ();
constexpr gdb::string_view sv_empty;
SELF_CHECK (sv_empty.empty ());
std::string std_string = "fika";
gdb::string_view sv1 (std_string);
SELF_CHECK (sv1 == "fika");
constexpr const char *fika = "fika";
gdb::string_view sv2 (fika);
SELF_CHECK (sv2 == "fika");
constexpr gdb::string_view sv3 (fika, 3);
SELF_CHECK (sv3 == "fik");
constexpr gdb::string_view sv4 (sv3);
SELF_CHECK (sv4 == "fik");
constexpr gdb::string_view::iterator it_begin = sv4.begin ();
static_assert (*it_begin == 'f', "");
constexpr gdb::string_view::iterator it_end = sv4.end ();
static_assert (*it_end == 'a', "");
const gdb::string_view::reverse_iterator it_rbegin = sv4.rbegin ();
SELF_CHECK (*it_rbegin == 'k');
const gdb::string_view::reverse_iterator it_rend = sv4.rend ();
SELF_CHECK (*(it_rend - 1) == 'f');
constexpr gdb::string_view::size_type size = sv4.size ();
static_assert (size == 3, "");
constexpr gdb::string_view::size_type length = sv4.length ();
static_assert (length == 3, "");
constexpr gdb::string_view::size_type max_size = sv4.max_size ();
static_assert (max_size > 0, "");
constexpr bool empty = sv4.empty ();
static_assert (!empty, "");
constexpr char c1 = sv4[1];
static_assert (c1 == 'i', "");
constexpr char c2 = sv4.at (2);
static_assert (c2 == 'k', "");
constexpr char front = sv4.front ();
static_assert (front == 'f', "");
constexpr char back = sv4.back ();
static_assert (back == 'k', "");
constexpr const char *data = sv4.data ();
static_assert (data == fika, "");
}
static void
test_move_constructor ()
{
gdb_environ env;
env.set ("A", "1");
SELF_CHECK (strcmp (env.get ("A"), "1") == 0);
SELF_CHECK (set_contains (env.user_set_env (), std::string ("A=1")));
gdb_environ env2 = std::move (env);
SELF_CHECK (env.envp ()[0] == NULL);
SELF_CHECK (env.user_set_env ().size () == 0);
SELF_CHECK (strcmp (env2.get ("A"), "1") == 0);
SELF_CHECK (env2.envp ()[1] == NULL);
SELF_CHECK (set_contains (env2.user_set_env (), std::string ("A=1")));
SELF_CHECK (env2.user_set_env ().size () == 1);
env.set ("B", "2");
SELF_CHECK (strcmp (env.get ("B"), "2") == 0);
SELF_CHECK (env.envp ()[1] == NULL);
SELF_CHECK (set_contains (env.user_set_env (), std::string ("B=2")));
SELF_CHECK (env.user_set_env ().size () == 1);
}