SubcommandTest.cpp
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#include "app_helper.hpp"
TEST_F(TApp, BasicSubcommands) {
auto sub1 = app.add_subcommand("sub1");
auto sub2 = app.add_subcommand("sub2");
EXPECT_NO_THROW(run());
EXPECT_EQ(0, app.get_subcommands().size());
app.reset();
args = {"sub1"};
EXPECT_NO_THROW(run());
EXPECT_EQ(sub1, app.get_subcommands().at(0));
app.reset();
EXPECT_EQ(0, app.get_subcommands().size());
args = {"sub2"};
EXPECT_NO_THROW(run());
EXPECT_EQ(sub2, app.get_subcommands().at(0));
app.reset();
args = {"SUb2"};
EXPECT_THROW(run(), CLI::ExtrasError);
}
TEST_F(TApp, Callbacks) {
auto sub1 = app.add_subcommand("sub1");
sub1->set_callback([](){
throw CLI::Success();
});
auto sub2 = app.add_subcommand("sub2");
bool val = false;
sub2->set_callback([&val](){
val = true;
});
app.reset();
args = {"sub2"};
EXPECT_FALSE(val);
EXPECT_NO_THROW(run());
EXPECT_TRUE(val);
}
TEST_F(TApp, RequiredSubCom) {
app.add_subcommand("sub1");
app.add_subcommand("sub2");
app.require_subcommand();
EXPECT_THROW(run(), CLI::RequiredError);
app.reset();
args = {"sub1"};
EXPECT_NO_THROW(run());
}
TEST_F(TApp, Required1SubCom) {
app.require_subcommand(1);
app.add_subcommand("sub1");
app.add_subcommand("sub2");
app.add_subcommand("sub3");
EXPECT_THROW(run(), CLI::RequiredError);
app.reset();
args = {"sub1"};
EXPECT_NO_THROW(run());
app.reset();
args = {"sub1", "sub2"};
EXPECT_THROW(run(), CLI::RequiredError);
}
struct SubcommandProgram : public TApp {
CLI::App* start;
CLI::App* stop;
int dummy;
std::string file;
int count;
SubcommandProgram() {
start = app.add_subcommand("start", "Start prog");
stop = app.add_subcommand("stop", "Stop prog");
app.add_flag("-d", dummy, "My dummy var");
start->add_option("-f,--file", file, "File name");
stop->add_flag("-c,--count", count, "Some flag opt");
}
};
TEST_F(SubcommandProgram, Working) {
args = {"-d", "start", "-ffilename"};
EXPECT_NO_THROW(run());
EXPECT_EQ(1, dummy);
EXPECT_EQ(start, app.get_subcommands().at(0));
EXPECT_EQ("filename", file);
}
TEST_F(SubcommandProgram, Spare) {
args = {"extra", "-d", "start", "-ffilename"};
EXPECT_THROW(run(), CLI::ExtrasError);
}
TEST_F(SubcommandProgram, SpareSub) {
args = {"-d", "start", "spare", "-ffilename"};
EXPECT_THROW(run(), CLI::ExtrasError);
}
TEST_F(SubcommandProgram, Multiple) {
args = {"-d", "start", "-ffilename", "stop"};
EXPECT_NO_THROW(run());
EXPECT_EQ(2, app.get_subcommands().size());
EXPECT_EQ(1, dummy);
EXPECT_EQ("filename", file);
}
TEST_F(SubcommandProgram, MultipleOtherOrder) {
args = {"start", "-d", "-ffilename", "stop"};
EXPECT_THROW(run(), CLI::ExtrasError);
}
TEST_F(SubcommandProgram, MultipleArgs) {
args = {"start", "stop"};
EXPECT_NO_THROW(run());
EXPECT_EQ(2, app.get_subcommands().size());
}
TEST_F(SubcommandProgram, CaseCheck) {
args = {"Start"};
EXPECT_THROW(run(), CLI::ExtrasError);
app.reset();
args = {"start"};
EXPECT_NO_THROW(run());
app.reset();
start->ignore_case();
EXPECT_NO_THROW(run());
app.reset();
args = {"Start"};
EXPECT_NO_THROW(run());
}
TEST_F(TApp, SubcomInheritCaseCheck) {
app.ignore_case();
auto sub1 = app.add_subcommand("sub1");
auto sub2 = app.add_subcommand("sub2");
EXPECT_NO_THROW(run());
EXPECT_EQ(0, app.get_subcommands().size());
app.reset();
args = {"SuB1"};
EXPECT_NO_THROW(run());
EXPECT_EQ(sub1, app.get_subcommands().at(0));
app.reset();
EXPECT_EQ(0, app.get_subcommands().size());
args = {"sUb2"};
EXPECT_NO_THROW(run());
EXPECT_EQ(sub2, app.get_subcommands().at(0));
}
TEST_F(SubcommandProgram, HelpOrder) {
args = {"-h"};
EXPECT_THROW(run(), CLI::CallForHelp);
args = {"start", "-h"};
EXPECT_THROW(run(), CLI::CallForHelp);
args = {"-h", "start"};
EXPECT_THROW(run(), CLI::CallForHelp);
}