void
test_add (void)
{
char **env = NULL, **ret;
size_t len = 0;
TEST_FUNCTION ("environ_add");
/* Check that we can add a variable to a new environment table
* and that it is appended to the array.
*/
TEST_FEATURE ("with empty table");
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
}
ret = environ_add (&env, NULL, &len, TRUE, "FOO=BAR");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_EQ (len, 0);
TEST_EQ_P (env[0], NULL);
nih_free (env);
continue;
}
TEST_NE_P (ret, NULL);
TEST_EQ (len, 1);
TEST_ALLOC_PARENT (env[0], env);
TEST_ALLOC_SIZE (env[0], 8);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_P (env[1], NULL);
nih_free (env);
}
/* Check that we can add a variable to an environment table with
* existing different entries and that it is appended to the array.
*/
TEST_FEATURE ("with new variable");
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
}
ret = environ_add (&env, NULL, &len, TRUE,
"FRODO=BAGGINS");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_EQ (len, 2);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_P (env[2], NULL);
nih_free (env);
continue;
}
TEST_NE_P (ret, NULL);
TEST_EQ (len, 3);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_ALLOC_PARENT (env[2], env);
TEST_ALLOC_SIZE (env[2], 14);
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_P (env[3], NULL);
nih_free (env);
}
/* Check that we can add a variable from the environment to the table
* and that it is appended to the array.
*/
TEST_FEATURE ("with new variable from environment");
putenv ("FRODO=BAGGINS");
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
}
ret = environ_add (&env, NULL, &len, TRUE,
"FRODO");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_EQ (len, 2);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_P (env[2], NULL);
nih_free (env);
continue;
}
TEST_NE_P (ret, NULL);
TEST_EQ (len, 3);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_ALLOC_PARENT (env[2], env);
TEST_ALLOC_SIZE (env[2], 14);
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_P (env[3], NULL);
nih_free (env);
}
unsetenv ("FRODO");
/* Check that when we attempt to add a variable that's not in the
* environment, the table is not extended.
*/
TEST_FEATURE ("with new variable unset in environment");
unsetenv ("FRODO");
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
}
ret = environ_add (&env, NULL, &len, TRUE,
"FRODO");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_EQ (len, 2);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_P (env[2], NULL);
nih_free (env);
continue;
}
TEST_NE_P (ret, NULL);
TEST_EQ (len, 2);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_P (env[2], NULL);
nih_free (env);
}
/* Check that we can replace a variable in the environment table
* when one already exists with the same or different value.
*/
TEST_FEATURE ("with replacement variable");
TEST_ALLOC_FAIL {
char *old_env;
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
assert (nih_str_array_add (&env, NULL, &len,
"FRODO=BAGGINS"));
}
old_env = env[1];
TEST_FREE_TAG (old_env);
ret = environ_add (&env, NULL, &len, TRUE,
"BAR=WIBBLE");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_NOT_FREE (old_env);
TEST_EQ (len, 3);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_P (env[3], NULL);
nih_free (env);
continue;
}
TEST_FREE (old_env);
TEST_NE_P (ret, NULL);
TEST_EQ (len, 3);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_ALLOC_PARENT (env[1], env);
TEST_ALLOC_SIZE (env[1], 11);
TEST_EQ_STR (env[1], "BAR=WIBBLE");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_P (env[3], NULL);
nih_free (env);
}
/* Check that we can replace a variable from the environment in the
* environment table when one already exists with the same or
* different value.
*/
TEST_FEATURE ("with replacement variable from environment");
putenv ("BAR=WIBBLE");
TEST_ALLOC_FAIL {
char *old_env;
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
assert (nih_str_array_add (&env, NULL, &len,
"FRODO=BAGGINS"));
assert (nih_str_array_add (&env, NULL, &len,
"BILBO=TOOK"));
}
old_env = env[1];
TEST_FREE_TAG (old_env);
ret = environ_add (&env, NULL, &len, TRUE, "BAR");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_NOT_FREE (old_env);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_STR (env[3], "BILBO=TOOK");
TEST_EQ_P (env[4], NULL);
nih_free (env);
continue;
}
TEST_FREE (old_env);
TEST_NE_P (ret, NULL);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_ALLOC_PARENT (env[1], env);
TEST_ALLOC_SIZE (env[1], 11);
TEST_EQ_STR (env[1], "BAR=WIBBLE");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_STR (env[3], "BILBO=TOOK");
TEST_EQ_P (env[4], NULL);
nih_free (env);
}
unsetenv ("BAR");
/* Check that when we attempt to replace a variable that's unset
* in the environment, the existing variable is removed from the
* table.
*/
TEST_FEATURE ("with replacement variable unset in environment");
unsetenv ("BAR");
TEST_ALLOC_FAIL {
char *old_env;
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
assert (nih_str_array_add (&env, NULL, &len,
"FRODO=BAGGINS"));
assert (nih_str_array_add (&env, NULL, &len,
"BILBO=TOOK"));
}
old_env = env[1];
TEST_FREE_TAG (old_env);
ret = environ_add (&env, NULL, &len, TRUE, "BAR");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_NOT_FREE (old_env);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_STR (env[3], "BILBO=TOOK");
TEST_EQ_P (env[4], NULL);
nih_free (env);
continue;
}
TEST_FREE (old_env);
TEST_NE_P (ret, NULL);
TEST_EQ (len, 3);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "FRODO=BAGGINS");
TEST_EQ_STR (env[2], "BILBO=TOOK");
TEST_EQ_P (env[3], NULL);
nih_free (env);
}
unsetenv ("BAR");
/* Check that we can add a variable to an environment table with
* existing different entries and that it is appended to the array,
* even if replace is FALSE.
*/
TEST_FEATURE ("with new variable but no replace");
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
}
ret = environ_add (&env, NULL, &len, FALSE,
"FRODO=BAGGINS");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_EQ (len, 2);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_P (env[2], NULL);
nih_free (env);
continue;
}
TEST_NE_P (ret, NULL);
TEST_EQ (len, 3);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_ALLOC_PARENT (env[2], env);
TEST_ALLOC_SIZE (env[2], 14);
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_P (env[3], NULL);
nih_free (env);
}
/* Check that when a variable already exists in the environment
* table, and we're not replacing, the original value is left
* untouched.
*/
TEST_FEATURE ("with existing variable");
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
assert (nih_str_array_add (&env, NULL, &len,
"FRODO=BAGGINS"));
}
ret = environ_add (&env, NULL, &len, FALSE,
"BAR=WIBBLE");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_EQ (len, 3);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_P (env[3], NULL);
nih_free (env);
continue;
}
TEST_NE_P (ret, NULL);
TEST_EQ (len, 3);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_P (env[3], NULL);
nih_free (env);
}
/* Check that when a variable from the environment already exists in
* the environment table, and we're not replacing, the original value
* is left untouched.
*/
TEST_FEATURE ("with existing variable from environment");
putenv ("BAR=WIBBLE");
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
assert (nih_str_array_add (&env, NULL, &len,
"FRODO=BAGGINS"));
assert (nih_str_array_add (&env, NULL, &len,
"BILBO=TOOK"));
}
ret = environ_add (&env, NULL, &len, FALSE, "BAR");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_STR (env[3], "BILBO=TOOK");
TEST_EQ_P (env[4], NULL);
nih_free (env);
continue;
}
TEST_NE_P (ret, NULL);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_STR (env[3], "BILBO=TOOK");
TEST_EQ_P (env[4], NULL);
nih_free (env);
}
unsetenv ("BAR");
/* Check that when a variable from the environment is unset it
* does not remove an existing variable in the environment table
* if we're not replacing.
*/
TEST_FEATURE ("with existing variable unset in environment");
unsetenv ("BAR");
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (nih_str_array_add (&env, NULL, &len,
"FOO=BAR"));
assert (nih_str_array_add (&env, NULL, &len,
"BAR=BAZ"));
assert (nih_str_array_add (&env, NULL, &len,
"FRODO=BAGGINS"));
assert (nih_str_array_add (&env, NULL, &len,
"BILBO=TOOK"));
}
ret = environ_add (&env, NULL, &len, FALSE, "BAR");
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_STR (env[3], "BILBO=TOOK");
TEST_EQ_P (env[4], NULL);
nih_free (env);
continue;
}
TEST_NE_P (ret, NULL);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "FRODO=BAGGINS");
TEST_EQ_STR (env[3], "BILBO=TOOK");
TEST_EQ_P (env[4], NULL);
nih_free (env);
}
unsetenv ("BAR");
}
void
test_append (void)
{
char **env = NULL, **new_env, **ret;
size_t len = 0;
TEST_FUNCTION ("environ_append");
/* Check that we can append all new entries onto the end of an
* existing environment table, without modifying the entries passed.
*/
TEST_FEATURE ("with new entries");
new_env = nih_str_array_new (NULL);
assert (environ_add (&new_env, NULL, NULL, TRUE, "MILK=white"));
assert (environ_add (&new_env, NULL, NULL, TRUE, "TEA=green"));
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (environ_add (&env, NULL, &len, TRUE, "FOO=BAR"));
assert (environ_add (&env, NULL, &len, TRUE, "BAR=BAZ"));
}
ret = environ_append (&env, NULL, &len, TRUE, new_env);
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
nih_free (env);
continue;
}
TEST_EQ_P (ret, env);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "MILK=white");
TEST_EQ_STR (env[3], "TEA=green");
TEST_EQ_P (env[4], NULL);
nih_free (env);
}
nih_free (new_env);
/* Check that if entries are being replaced, those values from the
* new table replace the values in the old table.
*/
TEST_FEATURE ("with replacement entries");
new_env = nih_str_array_new (NULL);
assert (environ_add (&new_env, NULL, NULL, TRUE, "MILK=white"));
assert (environ_add (&new_env, NULL, NULL, TRUE, "TEA=green"));
assert (environ_add (&new_env, NULL, NULL, TRUE, "FOO=apricot"));
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (environ_add (&env, NULL, &len, TRUE, "FOO=BAR"));
assert (environ_add (&env, NULL, &len, TRUE, "BAR=BAZ"));
}
ret = environ_append (&env, NULL, &len, TRUE, new_env);
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
nih_free (env);
continue;
}
TEST_EQ_P (ret, env);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=apricot");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "MILK=white");
TEST_EQ_STR (env[3], "TEA=green");
TEST_EQ_P (env[4], NULL);
nih_free (env);
}
nih_free (new_env);
/* Check that if entries are being preserved, those values from the
* new table are ignored.
*/
TEST_FEATURE ("with preserve existing entries");
new_env = nih_str_array_new (NULL);
assert (environ_add (&new_env, NULL, NULL, TRUE, "MILK=white"));
assert (environ_add (&new_env, NULL, NULL, TRUE, "TEA=green"));
assert (environ_add (&new_env, NULL, NULL, TRUE, "FOO=apricot"));
TEST_ALLOC_FAIL {
TEST_ALLOC_SAFE {
len = 0;
env = nih_str_array_new (NULL);
assert (environ_add (&env, NULL, &len, TRUE, "FOO=BAR"));
assert (environ_add (&env, NULL, &len, TRUE, "BAR=BAZ"));
}
ret = environ_append (&env, NULL, &len, FALSE, new_env);
if (test_alloc_failed) {
TEST_EQ_P (ret, NULL);
nih_free (env);
continue;
}
TEST_EQ_P (ret, env);
TEST_EQ (len, 4);
TEST_EQ_STR (env[0], "FOO=BAR");
TEST_EQ_STR (env[1], "BAR=BAZ");
TEST_EQ_STR (env[2], "MILK=white");
TEST_EQ_STR (env[3], "TEA=green");
TEST_EQ_P (env[4], NULL);
nih_free (env);
}
nih_free (new_env);
}
int main(int argc, char *argv[])
{
node_t *env_handle = NULL, *ARGV;
int status = 0;
memory_state_t ms;
node_memstate_init(&ms, libc_malloc_wrap, libc_free_wrap, NULL);
if(argc < 2) {
goto cleanup;
}
dbgtrace_setstream(g_stream_stdout);
dbgtrace_enable( 0
//| TC_MEM_ALLOC
//| TC_GC_TRACING
//| TC_MEM_RC
//| TC_GC_VERBOSE
//| TC_NODE_GC
//| TC_NODE_INIT
//| TC_EVAL
//| TC_FMC_ALLOC
);
/* initialize environment */
env_handle = node_lockroot(node_handle_new(&ms, NULL));
{
node_t *name, *val;
name = node_symbol_new(&ms, "_load-lib");
val = node_foreign_new(&ms, foreign_loadlib);
environ_add(env_handle, name, val);
name = node_symbol_new(&ms, "_read-eval");
val = node_foreign_new(&ms, foreign_read_eval);
environ_add(env_handle, name, val);
// NB: argv[0] is interp name
ARGV = generate_argv(&ms, argc-1, argv+1);
environ_add(env_handle, node_symbol_new(&ms, "ARGV"), ARGV);
environ_add_builtins(env_handle, startenv, ARR_LEN(startenv));
}
{
node_t *eval_in_hdl, *eval_out_hdl;
eval_err_t eval_stat;
eval_in_hdl = node_lockroot(node_handle_new(&ms, NULL));
eval_out_hdl = node_lockroot(node_handle_new(&ms, NULL));
/* bootstrap routine:
( _read-eval ( quote ARGV[0] ) )
( _read-eval . ( ( quote . ( ARGV[0] . () ) ) . () ) )
*/
{
node_t *quote_call;
quote_call = node_cons_new(&ms,
node_symbol_new(&ms, "quote"),
node_cons_new(&ms,
node_cons_car(ARGV),
NULL
)
);
node_handle_update(eval_in_hdl,
node_cons_new(&ms,
node_symbol_new(&ms, "_read-eval"),
node_cons_new(&ms,
quote_call,
NULL
)
)
);
}
eval_stat = eval(&ms, env_handle, eval_in_hdl, eval_out_hdl);
if(eval_stat != EVAL_OK) {
status = eval_stat;
}
node_droproot(eval_in_hdl);
node_droproot(eval_out_hdl);
}
cleanup:
if(getenv("PAREN_FINALENV")) {
environ_print(env_handle, g_stream_stdout);
}
if(getenv("PAREN_MEMSTAT")) {
printf("total alloc: %llu total free: %llu iters: %llu cycles: %llu\n",
(unsigned long long) memory_gc_count_total(&ms),
(unsigned long long) memory_gc_count_free(&ms),
(unsigned long long) memory_gc_count_iters(&ms),
(unsigned long long) memory_gc_count_cycles(&ms));
}
if(getenv("PAREN_LEAK_CHECK")) {
uintptr_t total_alloc, free_alloc;
memory_gc_cycle(&ms);
memory_gc_cycle(&ms);
total_alloc = memory_gc_count_total(&ms);
free_alloc = memory_gc_count_free(&ms);
if(total_alloc != free_alloc) {
printf("warning: %llu allocations remain at exit!\n",
(unsigned long long) (total_alloc - free_alloc));
}
}
if(getenv("PAREN_DUMPMEM")) {
memory_gc_print_state(&ms, g_stream_stdout);
}
memory_state_reset(&ms);
return status;
}
