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update documentation

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ado
2022-03-28 19:11:41 +02:00
parent 8fb3f68be3
commit 2c1fe9be9f
4 changed files with 216 additions and 30 deletions
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97
test/test_parser.cpp
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@@ -49,11 +49,16 @@ void update_if_crlf(std::string& s) {
struct X {
constexpr static auto delim = ",";
constexpr static auto make_empty = "_EMPTY_";
int i;
double d;
std::string s;
std::string to_string() const {
if (s == make_empty) {
return "";
}
return std::to_string(i)
.append(delim)
.append(std::to_string(d))
@@ -1002,3 +1007,95 @@ TEST_CASE("parser test various cases with header") {
testFields<double, str, int>(o, d, {Dbl, Str, Int});
testFields<double, int, str>(o, d, {Dbl, Int, Str});
}
void testIgnoreEmpty(const std::vector<X>& data) {
unique_file_name f;
make_and_write(f.name, data);
std::vector<X> expected;
for (const auto& d : data) {
if (d.s != X::make_empty) {
expected.push_back(d);
}
}
{
ss::parser<ss::string_error, ss::ignore_empty> p{f.name, ","};
std::vector<X> i;
for (const auto& a : p.iterate<X>()) {
i.push_back(a);
}
CHECK_EQ(i, expected);
}
{
ss::parser<ss::string_error> p{f.name, ","};
std::vector<X> i;
size_t n = 0;
for (const auto& a : p.iterate<X>()) {
if (data.at(n).s == X::make_empty) {
CHECK_FALSE(p.valid());
}
i.push_back(a);
++n;
}
if (data != expected) {
CHECK_NE(i, expected);
}
}
}
TEST_CASE("parser test various cases with empty lines") {
testIgnoreEmpty({{1, 2, "x"}, {3, 4, "y"}, {9, 10, "v"}, {11, 12, "w"}});
testIgnoreEmpty(
{{1, 2, X::make_empty}, {3, 4, "y"}, {9, 10, "v"}, {11, 12, "w"}});
testIgnoreEmpty(
{{1, 2, "x"}, {3, 4, "y"}, {9, 10, "v"}, {11, 12, X::make_empty}});
testIgnoreEmpty(
{{1, 2, "x"}, {5, 6, X::make_empty}, {9, 10, "v"}, {11, 12, "w"}});
testIgnoreEmpty({{1, 2, X::make_empty},
{5, 6, X::make_empty},
{9, 10, "v"},
{11, 12, "w"}});
testIgnoreEmpty({{1, 2, X::make_empty},
{3, 4, "y"},
{9, 10, "v"},
{11, 12, X::make_empty}});
testIgnoreEmpty({{1, 2, "x"},
{3, 4, "y"},
{9, 10, X::make_empty},
{11, 12, X::make_empty}});
testIgnoreEmpty({{1, 2, X::make_empty},
{3, 4, "y"},
{9, 10, X::make_empty},
{11, 12, X::make_empty}});
testIgnoreEmpty({{1, 2, X::make_empty},
{3, 4, X::make_empty},
{9, 10, X::make_empty},
{11, 12, X::make_empty}});
testIgnoreEmpty({{1, 2, "x"},
{3, 4, X::make_empty},
{9, 10, X::make_empty},
{11, 12, X::make_empty}});
testIgnoreEmpty({{1, 2, X::make_empty},
{3, 4, X::make_empty},
{9, 10, X::make_empty},
{11, 12, "w"}});
testIgnoreEmpty({{11, 12, X::make_empty}});
testIgnoreEmpty({});
}