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CLI11/tests/AppTest.cpp
Henry Fredrick Schreiner 83eb7eb84b Splitting up tests
2017-02-12 16:18:53 -05:00

359 lines
8.1 KiB
C++

#include "app_helper.hpp"
TEST_F(TApp, OneFlagShort) {
app.add_flag("-c,--count");
args = {"-c"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("-c"));
EXPECT_EQ(1, app.count("--count"));
}
TEST_F(TApp, OneFlagLong) {
app.add_flag("-c,--count");
args = {"--count"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("-c"));
EXPECT_EQ(1, app.count("--count"));
}
TEST_F(TApp, DashedOptions) {
app.add_flag("-c");
app.add_flag("--q");
app.add_flag("--this,--that");
args = {"-c", "--q", "--this", "--that"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("-c"));
EXPECT_EQ(1, app.count("--q"));
EXPECT_EQ(2, app.count("--this"));
EXPECT_EQ(2, app.count("--that"));
}
TEST_F(TApp, OneFlagRef) {
int ref;
app.add_flag("-c,--count", ref);
args = {"--count"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("-c"));
EXPECT_EQ(1, app.count("--count"));
EXPECT_EQ(1, ref);
}
TEST_F(TApp, OneString) {
std::string str;
app.add_option("-s,--string", str);
args = {"--string", "mystring"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("-s"));
EXPECT_EQ(1, app.count("--string"));
EXPECT_EQ(str, "mystring");
}
TEST_F(TApp, OneStringEqualVersion) {
std::string str;
app.add_option("-s,--string", str);
args = {"--string=mystring"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("-s"));
EXPECT_EQ(1, app.count("--string"));
EXPECT_EQ(str, "mystring");
}
TEST_F(TApp, TogetherInt) {
int i;
app.add_option("-i,--int", i);
args = {"-i4"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("--int"));
EXPECT_EQ(1, app.count("-i"));
EXPECT_EQ(i, 4);
}
TEST_F(TApp, SepInt) {
int i;
app.add_option("-i,--int", i);
args = {"-i","4"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("--int"));
EXPECT_EQ(1, app.count("-i"));
EXPECT_EQ(i, 4);
}
TEST_F(TApp, OneStringAgain) {
std::string str;
app.add_option("-s,--string", str);
args = {"--string", "mystring"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("-s"));
EXPECT_EQ(1, app.count("--string"));
EXPECT_EQ(str, "mystring");
}
TEST_F(TApp, DefaultStringAgain) {
std::string str = "previous";
app.add_option("-s,--string", str);
EXPECT_NO_THROW(run());
EXPECT_EQ(0, app.count("-s"));
EXPECT_EQ(0, app.count("--string"));
EXPECT_EQ(str, "previous");
}
TEST_F(TApp, LotsOfFlags) {
app.add_flag("-a");
app.add_flag("-A");
app.add_flag("-b");
args = {"-a","-b","-aA"};
EXPECT_NO_THROW(run());
EXPECT_EQ(2, app.count("-a"));
EXPECT_EQ(1, app.count("-b"));
EXPECT_EQ(1, app.count("-A"));
}
TEST_F(TApp, BoolAndIntFlags) {
bool bflag;
int iflag;
unsigned int uflag;
app.add_flag("-b", bflag);
app.add_flag("-i", iflag);
app.add_flag("-u", uflag);
args = {"-b", "-i", "-u"};
EXPECT_NO_THROW(run());
EXPECT_TRUE(bflag);
EXPECT_EQ(1, iflag);
EXPECT_EQ((unsigned int) 1, uflag);
app.reset();
args = {"-b", "-b"};
EXPECT_THROW(run(), CLI::ConversionError);
app.reset();
bflag = false;
args = {"-iiiuu"};
EXPECT_NO_THROW(run());
EXPECT_FALSE(bflag);
EXPECT_EQ(3, iflag);
EXPECT_EQ((unsigned int) 2, uflag);
}
TEST_F(TApp, ShortOpts) {
unsigned long long funnyint;
std::string someopt;
app.add_flag("-z", funnyint);
app.add_option("-y", someopt);
args = {"-zzyzyz",};
EXPECT_NO_THROW(run());
EXPECT_EQ(2, app.count("-z"));
EXPECT_EQ(1, app.count("-y"));
EXPECT_EQ((unsigned long long) 2, funnyint);
EXPECT_EQ("zyz", someopt);
}
TEST_F(TApp, Flags) {
int i = 3;
std::string s = "HI";
app.add_option("-i,i", i, "", false);
app.add_option("-s,s", s, "", true);
args = {"-i2", "9"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("i"));
EXPECT_EQ(1, app.count("-s"));
EXPECT_EQ(2, i);
EXPECT_EQ("9", s);
}
TEST_F(TApp, Positionals) {
std::string posit1;
std::string posit2;
app.add_option("posit1", posit1);
app.add_option("posit2", posit2);
args = {"thing1","thing2"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("posit1"));
EXPECT_EQ(1, app.count("posit2"));
EXPECT_EQ("thing1", posit1);
EXPECT_EQ("thing2", posit2);
}
TEST_F(TApp, MixedPositionals) {
int positional_int;
std::string positional_string;
app.add_option("posit1,--posit1", positional_int, "");
app.add_option("posit2,--posit2", positional_string, "");
args = {"--posit2","thing2","7"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("posit2"));
EXPECT_EQ(1, app.count("--posit1"));
EXPECT_EQ(7, positional_int);
EXPECT_EQ("thing2", positional_string);
}
TEST_F(TApp, Reset) {
app.add_flag("--simple");
double doub;
app.add_option("-d,--double", doub);
args = {"--simple", "--double", "1.2"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("--simple"));
EXPECT_EQ(1, app.count("-d"));
EXPECT_FLOAT_EQ(1.2, doub);
app.reset();
EXPECT_EQ(0, app.count("--simple"));
EXPECT_EQ(0, app.count("-d"));
EXPECT_NO_THROW(run());
EXPECT_EQ(1, app.count("--simple"));
EXPECT_EQ(1, app.count("-d"));
EXPECT_FLOAT_EQ(1.2, doub);
}
TEST_F(TApp, FileNotExists) {
std::string myfile{"TestNonFileNotUsed.txt"};
EXPECT_TRUE(CLI::NonexistentPath(myfile));
std::string filename;
app.add_option("--file", filename)->check(CLI::NonexistentPath);
args = {"--file", myfile};
EXPECT_NO_THROW(run());
EXPECT_EQ(myfile, filename);
app.reset();
bool ok = static_cast<bool>(std::ofstream(myfile.c_str()).put('a')); // create file
EXPECT_TRUE(ok);
EXPECT_THROW(run(), CLI::ConversionError);
std::remove(myfile.c_str());
EXPECT_FALSE(CLI::ExistingFile(myfile));
}
TEST_F(TApp, FileExists) {
std::string myfile{"TestNonFileNotUsed.txt"};
EXPECT_FALSE(CLI::ExistingFile(myfile));
std::string filename = "Failed";
app.add_option("--file", filename)->check(CLI::ExistingFile);
args = {"--file", myfile};
EXPECT_THROW(run(), CLI::ConversionError);
EXPECT_EQ("Failed", filename);
app.reset();
bool ok = static_cast<bool>(std::ofstream(myfile.c_str()).put('a')); // create file
EXPECT_TRUE(ok);
EXPECT_NO_THROW(run());
EXPECT_EQ(myfile, filename);
std::remove(myfile.c_str());
EXPECT_FALSE(CLI::ExistingFile(myfile));
}
TEST_F(TApp, InSet) {
std::string choice;
app.add_set("-q,--quick", choice, {"one", "two", "three"});
args = {"--quick", "two"};
EXPECT_NO_THROW(run());
EXPECT_EQ("two", choice);
app.reset();
args = {"--quick", "four"};
EXPECT_THROW(run(), CLI::ConversionError);
}
TEST_F(TApp, VectorFixedString) {
std::vector<std::string> strvec;
std::vector<std::string> answer{"mystring", "mystring2", "mystring3"};
CLI::Option* opt = app.add_option("-s,--string", strvec)->expected(3);
EXPECT_EQ(3, opt->get_expected());
args = {"--string", "mystring", "mystring2", "mystring3"};
run();
EXPECT_EQ(3, app.count("--string"));
EXPECT_EQ(answer, strvec);
}
TEST_F(TApp, VectorUnlimString) {
std::vector<std::string> strvec;
std::vector<std::string> answer{"mystring", "mystring2", "mystring3"};
CLI::Option* opt = app.add_option("-s,--string", strvec);
EXPECT_EQ(-1, opt->get_expected());
args = {"--string", "mystring", "mystring2", "mystring3"};
EXPECT_NO_THROW(run());
EXPECT_EQ(3, app.count("--string"));
EXPECT_EQ(answer, strvec);
}
TEST_F(TApp, VectorFancyOpts) {
std::vector<std::string> strvec;
std::vector<std::string> answer{"mystring", "mystring2", "mystring3"};
CLI::Option* opt = app.add_option("-s,--string", strvec)->required()->expected(3);
EXPECT_EQ(3, opt->get_expected());
args = {"--string", "mystring", "mystring2", "mystring3"};
EXPECT_NO_THROW(run());
EXPECT_EQ(3, app.count("--string"));
EXPECT_EQ(answer, strvec);
app.reset();
args = {"one", "two"};
EXPECT_THROW(run(), CLI::RequiredError);
app.reset();
EXPECT_THROW(run(), CLI::ParseError);
}
// TODO: add tests for requires, excludes, envname