libcruft-util/test/options/success.cpp

272 lines
7.0 KiB
C++

#include "options.hpp"
#include "debug.hpp"
#include "types.hpp"
#include <cassert>
#include <cstdlib>
#include <string>
#include <stdexcept>
#include <limits>
#include <sstream>
#include <cstdint>
#include <memory>
using namespace std;
using namespace util;
// Check that null options don't throw anything
void
test_null_opt (void) {
unique_ptr<processor> p(new processor());
p->add_option(make_unique<nulloption> ('n', "null", "testing null option"));
static const char *argv1[] = { "./foo", "-n", "foo" };
p->parse_args(elems(argv1), argv1);
static const char *argv2[] = { "./foo", "--null", "foo" };
p->parse_args(elems(argv2), argv2);
}
// Check if presence options can be used successfully
void
test_present_opt (void) {
unique_ptr<processor> p(new processor());
bool is_present;
p->add_option(make_unique<presentoption> ('p', "present", "option is present", &is_present));
// Short option form
static const char *argv1[] = { "./foo", "-p" };
is_present = false;
p->parse_args(elems(argv1), argv1);
CHECK (is_present);
// Long option form
static const char *argv2[] = { "./foo", "--present" };
is_present = false;
p->parse_args(elems(argv2), argv2);
CHECK (is_present);
// Check that value is reset from true if not present
static const char *argv3[] = { "./foo" };
is_present = true;
p->parse_args(elems(argv3), argv3);
CHECK (!is_present);
}
// Check all forms of boolean inputs
void
test_bool_opt (void) {
unique_ptr<processor> p(new processor());
bool value = false;
p->add_option (make_unique<valueoption<bool>> ('b', "bool", "testing boolean actions", &value));
// List all legal forms of positive or negative boolean values
static const char *argv[] = { "./foo", "-b", NULL };
static const char *positive[] = { "1", "true", "yes" };
static const char *negative[] = { "0", "false", "no" };
// For each boolean value, ensure that it returns as expected
for (size_t i = 0; i < elems (positive); ++i) {
argv[2] = positive[i];
p->parse_args (elems (argv), argv);
CHECK (value == true);
}
for (size_t i = 0; i < elems (negative); ++i) {
argv[2] = negative[i];
p->parse_args (elems (argv), argv);
CHECK (value == false);
}
// Check that invalid forms of boolean all throw exceptions
const char* invalid[] = { "foo", "y", "null" };
for (size_t i = 0; i < elems (invalid); ++i) {
argv[2] = invalid[i];
CHECK_THROWS (
std::domain_error,
p->parse_args (elems (argv), argv)
);
}
}
template<typename T>
void
test_numeric_opt (void) {
unique_ptr<processor> p(new processor ());
T value;
p->add_option (make_unique<valueoption<T>> ('t', "type", "testing type option", &value));
T values[] = {
// TODO: Enable minimum value testing. Currently disabled as
// a negative numerical value looks just like a proceeding
// option.
//numeric_limits<T>::min(),
numeric_limits<T>::max (),
0
};
const char * argv_short[] = { "./foo", "-t", NULL };
const char * argv_long[] = { "./foo", NULL };
for(size_t i = 0; i < elems (values); ++i) {
ostringstream out_short, out_long;
string str_short, str_long;
out_short << values[i];
str_short = out_short.str ();
argv_short[2] = str_short.c_str ();
value = 2;
p->parse_args (elems (argv_short), argv_short);
CHECK (value == values[i]);
out_long << "--type=" << values[i];
str_long = out_long.str ();
argv_long[1] = str_long.c_str ();
value = 2;
p->parse_args (elems (argv_long), argv_long);
CHECK (value == values[i]);
}
}
void
test_bytes_opt(void) {
unique_ptr<processor> p(new processor ());
static const struct {
const char *param;
bytesoption::bytestype type;
bytesoption::bytesmodifier mod;
size_t size;
} commands[] = {
{ "1", bytesoption::BYTES_MEGA,
bytesoption::BYTES_BASE2,
1UL * 1024 * 1024 },
{ "1k", bytesoption::BYTES_KILO,
bytesoption::BYTES_BASE2,
1UL * 1024 },
{ "1M", bytesoption::BYTES_SINGLE,
bytesoption::BYTES_BASE2,
1UL * 1024 * 1024 },
{ "1G", bytesoption::BYTES_MEGA,
bytesoption::BYTES_BASE2,
1UL * 1024 * 1024 * 1024 },
{ "1M", bytesoption::BYTES_SINGLE,
bytesoption::BYTES_BASE10,
1UL * 1000 * 1000 },
{ "1MB", bytesoption::BYTES_SINGLE,
bytesoption::BYTES_BASE10,
1UL * 1000 * 1000 },
{ "1MiB", bytesoption::BYTES_SINGLE,
bytesoption::BYTES_BASE10,
1UL * 1024 * 1024 },
};
static const char *argv[] = {
"./foo",
"-b",
NULL
};
for (unsigned int i = 0; i < elems (commands); ++i) {
size_t size = 0;
p->add_option(make_unique<bytesoption> (
'b', "bytes",
"testing sizeof bytes", &size, commands[i].type,
commands[i].mod
));
argv[elems (argv) - 1] = commands[i].param;
p->parse_args (elems (argv), argv);
CHECK_EQ (commands[i].size, size);
p->remove_option ('b');
}
}
void
test_insert_remove_opt (void) {
unique_ptr<processor> p(new processor ());
{
auto opt = make_unique<nulloption> ('n', "null-option", "null testing action");
auto cmp = opt.get ();
p->add_option (move (opt));
CHECK_EQ (p->remove_option ('n').get (), (option*)cmp);
}
{
auto opt = make_unique<nulloption> ('n', "null-option", "null testing action");
auto cmp = opt.get ();
p->add_option (move (opt));
CHECK_EQ (p->remove_option ("null-option").get (), (option*)cmp);
}
{
auto opt1 = make_unique<nulloption> ('n', "null-option", "null testing action");
auto opt2 = make_unique<nulloption> ('n', "null-option", "null testing action");
p->add_option (move (opt1));
CHECK_THROWS (std::logic_error, p->add_option (move (opt2)));
}
}
void
test_required (void) {
unique_ptr<processor> p (new processor ());
p->add_option (make_unique <nulloption> (
'n',
"null",
"null testing",
true
));
static const char *argv[] = {
"./cpptest",
"-n",
"value"
};
CHECK_NOTHROW (p->parse_args (elems (argv), argv));
CHECK_THROWS (std::runtime_error, p->parse_args (1, argv));
}
int
main (int, char **) {
test_null_opt ();
test_present_opt ();
test_bool_opt ();
test_numeric_opt< int16_t> ();
test_numeric_opt< int32_t> ();
test_numeric_opt< int64_t> ();
test_numeric_opt<uint16_t> ();
test_numeric_opt<uint32_t> ();
test_numeric_opt<uint64_t> ();
test_bytes_opt ();
test_insert_remove_opt ();
test_required ();
}