IniTest.cpp
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#include "app_helper.hpp"
#include <cstdio>
#include <sstream>
#include "gmock/gmock.h"
using ::testing::HasSubstr;
TEST(StringBased, First) {
std::stringstream ofile;
ofile << "one=three" << std::endl;
ofile << "two=four" << std::endl;
ofile.seekg(0, std::ios::beg);
std::vector<std::string> output = CLI::detail::parse_ini(ofile);
std::vector<std::string> answer = {"--one=three", "--two=four"};
EXPECT_EQ(answer, output);
}
TEST(StringBased, Sections) {
std::stringstream ofile;
ofile << "one=three" << std::endl;
ofile << "[second]" << std::endl;
ofile << " two=four" << std::endl;
ofile.seekg(0, std::ios::beg);
std::vector<std::string> output = CLI::detail::parse_ini(ofile);
std::vector<std::string> answer = {"--one=three", "--second.two=four"};
EXPECT_EQ(answer, output);
}
TEST(StringBased, SpacesSections) {
std::stringstream ofile;
ofile << "one=three" << std::endl;
ofile << std::endl;
ofile << "[second]" << std::endl;
ofile << " " << std::endl;
ofile << " two=four" << std::endl;
ofile.seekg(0, std::ios::beg);
std::vector<std::string> output = CLI::detail::parse_ini(ofile);
std::vector<std::string> answer = {"--one=three", "--second.two=four"};
EXPECT_EQ(answer, output);
}
TEST_F(TApp, IniNotRequired) {
TempFile tmpini{"TestIniTmp.ini"};
app.add_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
int one=0, two=0, three=0;
app.add_option("--one", one);
app.add_option("--two", two);
app.add_option("--three", three);
args = {"--one=1"};
run();
EXPECT_EQ(1, one);
EXPECT_EQ(99, two);
EXPECT_EQ(3, three);
app.reset();
one=two=three=0;
args = {"--one=1", "--two=2"};
run();
EXPECT_EQ(1, one);
EXPECT_EQ(2, two);
EXPECT_EQ(3, three);
}
TEST_F(TApp, IniRequired) {
TempFile tmpini{"TestIniTmp.ini"};
app.add_config("--config", tmpini);
{
std::ofstream out{tmpini};
out << "[default]" << std::endl;
out << "two=99" << std::endl;
out << "three=3" << std::endl;
}
int one=0, two=0, three=0;
app.add_option("--one", one)->required();
app.add_option("--two", two)->required();
app.add_option("--three", three)->required();
args = {"--one=1"};
EXPECT_NO_THROW(run());
app.reset();
one=two=three=0;
args = {"--one=1", "--two=2"};
EXPECT_NO_THROW(run());
app.reset();
args = {};
EXPECT_THROW(run(), CLI::RequiredError);
app.reset();
args = {"--two=2"};
EXPECT_THROW(run(), CLI::RequiredError);
}
TEST_F(TApp, IniOutputSimple) {
int v;
app.add_option("--simple", v);
args = {"--simple=3"};
run();
std::string str = app.config_to_str();
EXPECT_EQ("simple=3\n", str);
}
TEST_F(TApp, IniOutputFlag) {
int v;
app.add_option("--simple", v);
app.add_flag("--nothing");
args = {"--simple=3", "--nothing"};
run();
std::string str = app.config_to_str();
EXPECT_THAT(str, HasSubstr("simple=3"));
EXPECT_THAT(str, HasSubstr("nothing="));
}