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/*
* Copyright © 2018 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 General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <algorithm>
#include <glib.h>
#include "tabstops.hh"
#include "vtedefines.hh"
using namespace vte::terminal;
static void
tabstops_set(Tabstops& t,
std::initializer_list<Tabstops::position_t> l)
{
for (auto i : l)
t.set(i);
}
static void
assert_tabstops_default(Tabstops const& t,
Tabstops::position_t start = 0,
Tabstops::position_t end = Tabstops::position_t(-1),
Tabstops::position_t tab_width = VTE_TAB_WIDTH)
{
if (end == t.npos)
end = t.size();
for (auto i = start; i < end; i++) {
if (i % tab_width)
g_assert_false(t.get(i));
else
g_assert_true(t.get(i));
}
}
static void
assert_tabstops_clear(Tabstops const& t,
Tabstops::position_t start = 0,
Tabstops::position_t end = Tabstops::position_t(-1))
{
if (end == t.npos)
end = t.size();
for (auto i = start; i < end; i++)
g_assert_false(t.get(i));
}
static void
assert_tabstops(Tabstops const& t,
std::initializer_list<Tabstops::position_t> l,
Tabstops::position_t start = 0,
Tabstops::position_t end = Tabstops::position_t(-1))
{
if (end == t.npos)
end = t.size();
auto it = l.begin();
for (auto i = start; i < end; i++) {
if (it != l.end() && i == *it) {
g_assert_true(t.get(i));
++it;
} else
g_assert_false(t.get(i));
}
g_assert_true(it == l.end());
}
static void
assert_tabstops_previous(Tabstops const& t,
std::initializer_list<std::pair<Tabstops::position_t, Tabstops::position_t>> l,
int count = 1)
{
for (auto p : l) {
g_assert_cmpuint(t.get_previous(p.first, count), ==, p.second);
}
}
static void
assert_tabstops_next(Tabstops const& t,
std::initializer_list<std::pair<Tabstops::position_t, Tabstops::position_t>> l,
int count = 1)
{
for (auto p : l) {
g_assert_cmpuint(t.get_next(p.first, count), ==, p.second);
}
}
static void
test_tabstops_default(void)
{
Tabstops t{};
g_assert_cmpuint(t.size(), ==, VTE_COLUMNS);
assert_tabstops_default(t);
}
static void
test_tabstops_get_set(void)
{
Tabstops t{256, false};
tabstops_set(t, {42, 200});
assert_tabstops(t, {42, 200});
}
static void
test_tabstops_clear(void)
{
Tabstops t{128, true};
t.clear();
assert_tabstops_clear(t);
}
static void
test_tabstops_reset(void)
{
unsigned int const tab_width = 7;
Tabstops t{80, true, tab_width};
assert_tabstops_default(t, 0, t.npos, tab_width);
t.resize(80);
t.resize(160, false, tab_width);
assert_tabstops_default(t, 0, 80, tab_width);
assert_tabstops_clear(t, 80, t.npos);
t.resize(80);
t.clear();
t.resize(160, true, tab_width);
assert_tabstops_clear(t, 0, 80);
assert_tabstops_default(t, 80, t.npos, tab_width);
t.resize(256);
t.reset(tab_width);
assert_tabstops_default(t, 0, t.npos, tab_width);
t.resize(1024, true, tab_width);
assert_tabstops_default(t, 0, t.npos, tab_width);
t.resize(4096, true, tab_width);
assert_tabstops_default(t, 0, t.npos, tab_width);
}
static void
test_tabstops_resize(void)
{
Tabstops t;
t.resize(80);
t.reset();
assert_tabstops_default(t);
t.resize(161, false);
assert_tabstops_default(t, 0, 80);
assert_tabstops_clear(t, 80, t.npos);
}
static void
test_tabstops_previous(void)
{
Tabstops t{512, false};
tabstops_set(t, {0, 31, 32, 63, 64, 255, 256});
assert_tabstops_previous(t, {{511, 256}, {256, 255}, {255, 64}, {64, 63}, {63, 32}, {32, 31}, {31, 0}});
assert_tabstops_previous(t, {{511, 255}, {257, 255}, {254, 63}, {64, 32}, {33, 31}, {32, 0}, {31, t.npos}, {0, t.npos}}, 2);
t.clear();
tabstops_set(t, {127, 256});
assert_tabstops_previous(t, {{511, 256}, {256, 127}, {127, t.npos}});
assert_tabstops_previous(t, {{384, 256}, {192, 127}, {92, t.npos}});
unsigned int const tab_width = 3;
t.reset(tab_width);
for (unsigned int p = 1 ; p < t.size(); ++p) {
g_assert_cmpuint(t.get_previous(p), ==, (p - 1) / tab_width * tab_width);
}
g_assert_cmpuint(t.get_previous(0), ==, t.npos);
}
static void
test_tabstops_next(void)
{
Tabstops t{512, false};
tabstops_set(t, {0, 31, 32, 63, 64, 255, 256});
assert_tabstops_next(t, {{0, 31}, {31, 32}, {32, 63}, {63, 64}, {64, 255}, {255, 256}, {256, t.npos}});
assert_tabstops_next(t, {{0, 32}, {2, 32}, {31, 63}, {48, 64}, {128, 256}, {255, t.npos}}, 2);
t.clear();
tabstops_set(t, {127, 256});
assert_tabstops_next(t, {{0, 127}, {127, 256}, {256, t.npos}});
assert_tabstops_next(t, {{1, 127}, {192, 256}, {384, t.npos}});
unsigned int const tab_width = 3;
t.reset(tab_width);
for (unsigned int p = 0; p < t.size() - tab_width; ++p) {
g_assert_cmpuint(t.get_next(p), ==, (p / tab_width + 1) * tab_width);
}
g_assert_cmpuint(t.get_next(t.size() - 1), ==, t.npos);
}
int
main(int argc,
char* argv[])
{
g_test_init(&argc, &argv, nullptr);
g_test_add_func("/vte/tabstops/default", test_tabstops_default);
g_test_add_func("/vte/tabstops/get-set", test_tabstops_get_set);
g_test_add_func("/vte/tabstops/clear", test_tabstops_clear);
g_test_add_func("/vte/tabstops/reset", test_tabstops_reset);
g_test_add_func("/vte/tabstops/resize", test_tabstops_resize);
g_test_add_func("/vte/tabstops/previous", test_tabstops_previous);
g_test_add_func("/vte/tabstops/next", test_tabstops_next);
return g_test_run();
}
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