mirror of
https://github.com/CLIUtils/CLI11.git
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137 lines
3.6 KiB
C++
137 lines
3.6 KiB
C++
#ifdef CLI11_SINGLE_FILE
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#include "CLI11.hpp"
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#else
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#include "CLI/CLI.hpp"
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#endif
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include <fstream>
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using ::testing::HasSubstr;
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using ::testing::Not;
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class SimpleFormatter : public CLI::FormatterBase {
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public:
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SimpleFormatter() : FormatterBase() {}
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std::string make_help(const CLI::App *, std::string, CLI::AppFormatMode) const override {
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return "This is really simple";
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}
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};
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TEST(Formatter, Nothing) {
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CLI::App app{"My prog"};
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app.formatter(std::make_shared<SimpleFormatter>());
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std::string help = app.help();
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EXPECT_EQ(help, "This is really simple");
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}
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TEST(Formatter, NothingLambda) {
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CLI::App app{"My prog"};
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app.formatter_fn(
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[](const CLI::App *, std::string, CLI::AppFormatMode) { return std::string("This is really simple"); });
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std::string help = app.help();
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EXPECT_EQ(help, "This is really simple");
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}
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TEST(Formatter, OptCustomize) {
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CLI::App app{"My prog"};
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auto optfmt = std::make_shared<CLI::Formatter>();
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optfmt->column_width(25);
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optfmt->label("REQUIRED", "(MUST HAVE)");
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app.formatter(optfmt);
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int v;
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app.add_option("--opt", v, "Something")->required();
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std::string help = app.help();
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EXPECT_THAT(help, HasSubstr("(MUST HAVE)"));
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EXPECT_EQ(help,
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"My prog\n"
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"Usage: [OPTIONS]\n\n"
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"Options:\n"
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" -h,--help Print this help message and exit\n"
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" --opt INT (MUST HAVE) Something\n");
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}
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TEST(Formatter, OptCustomizeSimple) {
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CLI::App app{"My prog"};
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app.get_formatter()->column_width(25);
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app.get_formatter()->label("REQUIRED", "(MUST HAVE)");
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int v;
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app.add_option("--opt", v, "Something")->required();
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std::string help = app.help();
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EXPECT_THAT(help, HasSubstr("(MUST HAVE)"));
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EXPECT_EQ(help,
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"My prog\n"
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"Usage: [OPTIONS]\n\n"
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"Options:\n"
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" -h,--help Print this help message and exit\n"
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" --opt INT (MUST HAVE) Something\n");
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}
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TEST(Formatter, AppCustomize) {
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CLI::App app{"My prog"};
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app.add_subcommand("subcom1", "This");
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auto appfmt = std::make_shared<CLI::Formatter>();
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appfmt->column_width(20);
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appfmt->label("Usage", "Run");
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app.formatter(appfmt);
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app.add_subcommand("subcom2", "This");
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std::string help = app.help();
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EXPECT_EQ(help,
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"My prog\n"
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"Run: [OPTIONS] [SUBCOMMAND]\n\n"
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"Options:\n"
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" -h,--help Print this help message and exit\n\n"
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"Subcommands:\n"
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" subcom1 This\n"
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" subcom2 This\n");
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}
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TEST(Formatter, AppCustomizeSimple) {
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CLI::App app{"My prog"};
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app.add_subcommand("subcom1", "This");
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app.get_formatter()->column_width(20);
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app.get_formatter()->label("Usage", "Run");
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app.add_subcommand("subcom2", "This");
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std::string help = app.help();
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EXPECT_EQ(help,
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"My prog\n"
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"Run: [OPTIONS] [SUBCOMMAND]\n\n"
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"Options:\n"
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" -h,--help Print this help message and exit\n\n"
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"Subcommands:\n"
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" subcom1 This\n"
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" subcom2 This\n");
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}
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TEST(Formatter, AllSub) {
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CLI::App app{"My prog"};
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CLI::App *sub = app.add_subcommand("subcom", "This");
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sub->add_flag("--insub", "MyFlag");
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std::string help = app.help("", CLI::AppFormatMode::All);
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EXPECT_THAT(help, HasSubstr("--insub"));
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EXPECT_THAT(help, HasSubstr("subcom"));
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}
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