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/*
* Copyright © 2021 Christian Persch
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <https://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <glib.h>
#include "pastify.hh"
using namespace std::literals;
static bool
assert_streq(std::string_view const& str1,
std::string_view const& str2)
{
auto s1 = std::string{str1};
auto s2 = std::string{str2};
g_assert_cmpstr(s1.c_str(), ==, s2.c_str());
return true;
}
static void
test_pastify(std::string_view const& str,
std::string_view const& expected,
bool insert_brackets = false,
bool c1 = false)
{
auto rv = vte::terminal::pastify_string(str, insert_brackets, c1);
assert_streq(rv, expected);
/* Check idempotence */
if (!insert_brackets) {
auto rv2 = vte::terminal::pastify_string(rv, false, false);
assert_streq(rv, rv2);
}
}
static void
test_pastify_brackets_c0(void)
{
test_pastify("0"sv, "\e[200~0\e[201~"sv, true, false);
}
static void
test_pastify_brackets_c1(void)
{
test_pastify("0"sv, "\xc2\x9b" "200~0\xc2\x9b" "201~"sv, true, true);
}
static void
test_pastify_control(std::string const& ctrl,
std::string const& pict)
{
test_pastify(ctrl, pict);
test_pastify(ctrl + ctrl, pict + pict);
test_pastify("abc"s + ctrl, "abc"s + pict);
test_pastify("abc"s + ctrl + ctrl, "abc"s + pict + pict);
test_pastify(ctrl + "abc"s, pict + "abc"s);
test_pastify(ctrl + ctrl + "abc"s, pict + pict + "abc"s);
test_pastify("abc"s + ctrl + "abc"s, "abc"s + pict + "abc"s);
test_pastify("abc"s + ctrl + ctrl + "abc"s, "abc"s + pict + pict + "abc"s);
}
static void
test_pastify_control_c0(void const* ptr)
{
auto const c = *reinterpret_cast<unsigned char const*>(ptr);
auto ctrl = ""s;
ctrl.push_back(c);
auto pict = std::string{};
vte::terminal::append_control_picture(pict, c);
test_pastify_control(ctrl, pict);
}
static void
test_pastify_control_c1(void const* ptr)
{
auto const c = *reinterpret_cast<unsigned char const*>(ptr);
auto ctrl = ""s;
ctrl.push_back(0xc2);
ctrl.push_back(c);
auto pict = std::string{};
vte::terminal::append_control_picture(pict, c);
test_pastify_control(ctrl, pict);
}
struct TestString {
public:
char const* m_str;
char const* m_expected;
int m_line;
TestString() = default;
consteval TestString(char const* str,
char const* expected,
int line = __builtin_LINE()) noexcept :
m_str(str),
m_expected(expected),
m_line(line)
{
}
};
consteval auto
identity_test(char const *str,
int line = __builtin_LINE()) noexcept
{
return TestString(str, str, line);
}
static void
test_pastify_string(void const* ptr)
{
auto str = reinterpret_cast<TestString const*>(ptr);
test_pastify(str->m_str, str->m_expected);
}
static constinit TestString const test_strings[] = {
/* Controls */
identity_test("\x09"), /* HT passes through */
identity_test("\x0d"), /* CR passes through */
/* Non-C1 but starting with a 0xC2 byte */
identity_test("abc\xc2\xa0xyz"),
/* CR/LF conversion */
TestString("\x0a", "\x0d"),
TestString("\x0d\x0a", "\x0d\x0d"),
};
int
main(int argc,
char* argv[])
{
g_test_init(&argc, &argv, nullptr);
g_test_add_func("/vte/pastify/brackets/c0", test_pastify_brackets_c0);
g_test_add_func("/vte/pastify/brackets/c1", test_pastify_brackets_c1);
/* C0 controls */
for (auto c = 0; c < 0x20; ++c) {
/* NUL, HT, CR, LF */
if (c == 0 || c == 0x09 || c == 0x0a || c == 0x0d)
continue;
char path[64];
g_snprintf(path, sizeof(path), "/vte/pastify/controls/c0/%02x", c);
auto ptr = g_new(unsigned char, 1);
*ptr = c;
g_test_add_data_func_full(path, ptr, test_pastify_control_c0, g_free);
}
/* DEL too */
{
auto const path = "/vte/pastify/controls/c0/7f";
auto ptr = g_new(unsigned char, 1);
*ptr = 0x7f;
g_test_add_data_func_full(path, ptr, test_pastify_control_c0, g_free);
}
/* C1 controls */
for (auto c = 0x80; c < 0xa0; ++c) {
char path[64];
g_snprintf(path, sizeof(path), "/vte/pastify/controls/c1/%02x", c);
auto ptr = g_new(unsigned char, 1);
*ptr = c;
g_test_add_data_func_full(path, ptr, test_pastify_control_c1, g_free);
}
/* Extra test strings */
for (auto i = 0u; i < G_N_ELEMENTS (test_strings); ++i) {
auto const* str = &test_strings[i];
char path[64];
g_snprintf(path, sizeof(path), "/vte/pastify/string/%d", str->m_line);
g_test_add_data_func(path, str, test_pastify_string);
}
return g_test_run();
}
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