3rd-party/libfort
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[A] Added operator[] to C++ API

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This commit is contained in:
seleznevae 2018-08-12 12:00:07 +03:00
parent 1873309019
commit e141f5b35f
5 changed files with 317 additions and 7 deletions
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11
README.md
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@ -195,10 +195,15 @@ int main(void)
int main(void)
{
fort::Table table;
table << fort::header
<< "N" << "Planet" << "Speed, km/s" << "Temperature, K" << fort::endr;
table << fort::header;
/* Fill each cell with operator[] */
table [0][0] = "N";
table [0][1] = "Planet";
table [0][2] = "Speed, km/s";
table [0][3] = "Temperature, K";
table << fort::endr;
/* Fill with << operator */
/* Fill with iostream operator<< */
table << 1 << "Mercury" << 47.362 << 340 << fort::endr;
/* Fill row explicitly with strings */

12
example/main.cpp
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@ -37,10 +37,16 @@ void different_cell_options_example(void)
void fill_table_with_data_example(void)
{
fort::Table table;
table << fort::header
<< "N" << "Planet" << "Speed, km/s" << "Temperature, K" << fort::endr;
table << fort::header;
/* Fill each cell with operator[] */
table [0][0] = "N";
table [0][1] = "Planet";
table [0][2] = "Speed, km/s";
table [0][3] = "Temperature, K";
table << fort::endr;
/* Fill with iostream << operator */
/* Fill with iostream operator<< */
table << 1 << "Mercury" << 47.362 << 340 << fort::endr;
/* Fill row explicitly with strings */

49
lib/fort.hpp
View File

@ -155,7 +155,7 @@ public:
Table &operator<<(const T &arg)
{
stream << arg;
if (stream.tellp()) {
if (stream.tellp() >= 0) {
ft_nwrite(table, 1, stream.str().c_str());
stream.str(std::string());
}
@ -504,6 +504,53 @@ public:
private:
ft_table_t *table;
std::stringstream stream;
public:
/* Iterators */
/* todo: implement chains like table[0][0] = table [0][1] = "somethings" */
class table_cell_iterator
{
public:
table_cell_iterator(std::size_t row_idx, std::size_t coll_idx,Table &table)
:row_idx_(row_idx), coll_idx_(coll_idx), table_(table) {}
table_cell_iterator& operator=(const char *str)
{
ft_set_cur_cell(table_.table, row_idx_, coll_idx_);
table_.write(str);
return *this;
}
private:
std::size_t row_idx_;
std::size_t coll_idx_;
Table &table_;
};
class table_row_iterator
{
public:
table_row_iterator(std::size_t row_idx, Table &table)
:row_idx_(row_idx), table_(table) {}
struct table_cell_iterator
operator[](std::size_t coll_idx)
{
return table_cell_iterator(row_idx_, coll_idx, table_);
}
private:
std::size_t row_idx_;
Table &table_;
};
struct table_row_iterator
operator[](std::size_t row_idx)
{
return table_row_iterator(row_idx, *this);
}
};

250
tests/bb_tests_cpp/test_table_basic.cpp
View File

@ -1,9 +1,259 @@
#include "tests.h"
#include "fort.hpp"
#define assert_string_equal(str1, str2) assert_str_equal(str1.c_str(), str2.c_str())
bool set_test_options_for_table(fort::Table *table)
{
assert_true(table->set_cell_bottom_padding(FT_ANY_ROW, FT_ANY_COLUMN, 1));
assert_true(table->set_cell_top_padding(FT_ANY_ROW, FT_ANY_COLUMN, 1));
assert_true(table->set_cell_left_padding(FT_ANY_ROW, FT_ANY_COLUMN, 1));
assert_true(table->set_cell_right_padding(FT_ANY_ROW, FT_ANY_COLUMN, 1));
assert_true(table->set_cell_empty_str_height(FT_ANY_ROW, FT_ANY_COLUMN, 1));
struct ft_border_style brdr_style;
brdr_style.border_chs.top_border_ch = "-";
brdr_style.border_chs.separator_ch = "-";
brdr_style.border_chs.bottom_border_ch = "-";
brdr_style.border_chs.side_border_ch = "|";
brdr_style.border_chs.out_intersect_ch = "+";
brdr_style.border_chs.in_intersect_ch = "+";
brdr_style.header_border_chs.top_border_ch = "-";
brdr_style.header_border_chs.separator_ch = "-";
brdr_style.header_border_chs.bottom_border_ch = "-";
brdr_style.header_border_chs.side_border_ch = "|";
brdr_style.header_border_chs.out_intersect_ch = "+";
brdr_style.header_border_chs.in_intersect_ch = "+";
brdr_style.hor_separator_char = "=";
table->set_border_style(&brdr_style);
return true;
}
void test_cpp_table_basic(void)
{
WHEN("All columns are equal and not empty") {
fort::Table table;
assert_true(set_test_options_for_table(&table));
table << fort::header
<< "3" << "c" << "234" << "3.140000" << fort::endr
<< "3" << "c" << "234" << "3.140000" << fort::endr
<< "3" << "c" << "234" << "3.140000" << fort::endr;
std::string table_str = table.to_string();
std::string table_str_etalon =
"+---+---+-----+----------+\n"
"| | | | |\n"
"| 3 | c | 234 | 3.140000 |\n"
"| | | | |\n"
"+---+---+-----+----------+\n"
"| | | | |\n"
"| 3 | c | 234 | 3.140000 |\n"
"| | | | |\n"
"+---+---+-----+----------+\n"
"| | | | |\n"
"| 3 | c | 234 | 3.140000 |\n"
"| | | | |\n"
"+---+---+-----+----------+\n";
assert_string_equal(table_str, table_str_etalon);
}
WHEN("All columns are not equal and not empty") {
fort::Table table;
assert_true(set_test_options_for_table(&table));
table << fort::header
<< "3" << "c" << "234" << "3.140000" << fort::endr
<< "c" << "234" << "3.140000" << "3" << fort::endr
<< "234" << "3.140000" << "3" << "c" << fort::endr;
std::string table_str = table.to_string();
std::string table_str_etalon =
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 3 | c | 234 | 3.140000 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| c | 234 | 3.140000 | 3 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 234 | 3.140000 | 3 | c |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n";
assert_string_equal(table_str, table_str_etalon);
}
WHEN("All columns are not equal and some cells are empty") {
fort::Table table;
assert_true(set_test_options_for_table(&table));
table << fort::header
<< "" << "" << "234" << "3.140000" << fort::endr
<< "c" << "234" << "3.140000" << "" << fort::endr
<< "234" << "3.140000" << "" << "" << fort::endr;
std::string table_str = table.to_string();
std::string table_str_etalon =
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| | | 234 | 3.140000 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| c | 234 | 3.140000 | |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 234 | 3.140000 | | |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n";
assert_string_equal(table_str, table_str_etalon);
}
WHEN("All cells are empty") {
fort::Table table;
assert_true(set_test_options_for_table(&table));
table << fort::header
<< "" << "" << "" << "" << fort::endr
<< "" << "" << "" << "" << fort::endr
<< "" << "" << "" << "" << fort::endr;
std::string table_str = table.to_string();
std::string table_str_etalon =
"+--+--+--+--+\n"
"| | | | |\n"
"| | | | |\n"
"| | | | |\n"
"+--+--+--+--+\n"
"| | | | |\n"
"| | | | |\n"
"| | | | |\n"
"+--+--+--+--+\n"
"| | | | |\n"
"| | | | |\n"
"| | | | |\n"
"+--+--+--+--+\n";
assert_string_equal(table_str, table_str_etalon);
}
}
void test_cpp_table_write(void)
{
SCENARIO("Test write functions") {
fort::Table table;
assert_true(set_test_options_for_table(&table));
table << fort::header;
assert_true(table.write("3"));
assert_true(table.write("c"));
assert_true(table.write("234"));
assert_true(table.write_ln("3.140000"));
assert_true(table.write("c"));
assert_true(table.write("235"));
assert_true(table.write("3.150000"));
assert_true(table.write_ln("5"));
assert_true(table.write("234"));
assert_true(table.write("3.140000"));
assert_true(table.write("3"));
assert_true(table.write_ln("c"));
/* Replace old values */
table[1][1] = "234";
assert_true(table.write("3.140000"));
assert_true(table.write_ln("3"));
std::string table_str = table.to_string();
std::string table_str_etalon =
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 3 | c | 234 | 3.140000 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| c | 234 | 3.140000 | 3 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 234 | 3.140000 | 3 | c |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n";
assert_string_equal(table_str, table_str_etalon);
}
SCENARIO("Test n write functions") {
fort::Table table;
assert_true(set_test_options_for_table(&table));
table << fort::header;
assert_true(table.write("3", "c", "234", "3.140000"));
table << fort::endr;
assert_true(table.write_ln("c", "235", "3.150000", "5"));
assert_true(table.write_ln("234", "3.140000", "3", "c"));
/* Replace old values */
table[1][1] = "234";
assert_true(table.write_ln("3.140000", "3"));
std::string table_str = table.to_string();
std::string table_str_etalon =
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 3 | c | 234 | 3.140000 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| c | 234 | 3.140000 | 3 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 234 | 3.140000 | 3 | c |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n";
assert_string_equal(table_str, table_str_etalon);
}
SCENARIO("Test row_write functions") {
fort::Table table;
assert_true(set_test_options_for_table(&table));
table << fort::header;
const char *row_0[4] = {"3", "c", "234", "3.140000"};
const char *row_1[4] = {"c", "235", "3.150000", "5"};
const char *row_2[4] = {"234", "3.140000", "3", "c"};
assert_true(table.row_write_ln(std::begin(row_0), std::end(row_0)));
assert_true(table.row_write(std::begin(row_1), std::end(row_1)));
table << fort::endr;
assert_true(table.row_write_ln(std::begin(row_2), std::end(row_2)));
/* Replace old values */
table[1][1] = "234";
const char *row_11[3] = {"3.140000", "3"};
assert_true(table.row_write_ln(std::begin(row_11), std::end(row_11)));
std::string table_str = table.to_string();
std::string table_str_etalon =
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 3 | c | 234 | 3.140000 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| c | 234 | 3.140000 | 3 |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n"
"| | | | |\n"
"| 234 | 3.140000 | 3 | c |\n"
"| | | | |\n"
"+-----+----------+----------+----------+\n";
assert_string_equal(table_str, table_str_etalon);
}
}

2
tests/main_test_cpp.cpp
View File

@ -3,10 +3,12 @@
#include "fort.h"
void test_cpp_table_basic(void);
void test_cpp_table_write(void);
struct test_case bb_test_suit [] = {
{"test_cpp_table_basic", test_cpp_table_basic},
{"test_cpp_table_write", test_cpp_table_write},
};