public void should_get_option_basic_metadata()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.AddFlagOption("flag", 'f', "flag description")
.AddOptionWithValue("key-value", 'k', "key value description")
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command", "--flag", "-k", "value" });
result.AssertSuccess();
IOptionDefinitionMetadata[] optionDefinitionMetadatas =
result.Command.GetRegisteredOptionsMetadata().ToArray();
IOptionDefinitionMetadata flagMetadata = optionDefinitionMetadatas
.Single(d => d.SymbolMetadata.FullForm.Equals("flag", StringComparison.OrdinalIgnoreCase));
IOptionDefinitionMetadata kvMetadata = optionDefinitionMetadatas
.Single(d => d.SymbolMetadata.FullForm.Equals("key-value", StringComparison.OrdinalIgnoreCase));
Assert.Equal("flag", flagMetadata.SymbolMetadata.FullForm);
Assert.Equal('f', flagMetadata.SymbolMetadata.Abbreviation);
Assert.Equal("flag description", flagMetadata.Description);
Assert.Equal(OptionType.Flag, flagMetadata.Type);
Assert.False(flagMetadata.IsRequired);
Assert.Equal("key-value", kvMetadata.SymbolMetadata.FullForm);
Assert.Equal('k', kvMetadata.SymbolMetadata.Abbreviation);
Assert.Equal("key value description", kvMetadata.Description);
Assert.Equal(OptionType.KeyValue, kvMetadata.Type);
Assert.False(kvMetadata.IsRequired);
}
void should_can_add_multiple_flags(string arg)
{
var parser = new ArgsParserBuilder().BeginDefaultCommand().AddFlagOption("flag", 'f').AddFlagOption("version", 'v').EndCommand().Build();
ArgsParsingResult result = parser.Parse(new[] { arg });
Assert.True(result.IsSuccess);
Assert.Null(result.Error);
Assert.True(result.GetFlagValue(arg));
}
public void should_get_command_symbol(string validSymbol)
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand(validSymbol, string.Empty).EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { validSymbol });
Assert.Equal(validSymbol, result.Command.Symbol);
}
public void should_accept_null_description()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("valid_symbol", null).EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "valid_symbol" });
Assert.Equal(string.Empty, result.Command.Description);
}
void should_parse_flag_successfully_by_abbrevation_when_only_define_abbrevation()
{
var parser = new ArgsParserBuilder().BeginDefaultCommand().AddFlagOption(null, 'f', "This is a flag").EndCommand().Build();
ArgsParsingResult result = parser.Parse(new[] { "-f" });
Assert.True(result.IsSuccess);
Assert.Null(result.Error);
Assert.True(result.GetFlagValue("-f"));
Assert.False(result.GetFlagValue("--flag"));
}
void should_parse_flag_successfully_by_full_name_when_only_define_full_name()
{
var parser = new ArgsParserBuilder().BeginDefaultCommand().AddFlagOption("_Fla26--182-g-", null, "This is a flag").EndCommand().Build();
ArgsParsingResult result = parser.Parse(new[] { "--_Fla26--182-g-" });
Assert.True(result.IsSuccess);
Assert.Null(result.Error);
Assert.False(result.GetFlagValue("-f"));
Assert.True(result.GetFlagValue("--_Fla26--182-g-"));
}
public void should_not_single_lined_the_description(string multiLined, string expected)
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", multiLined).EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command" });
Assert.Equal(expected, result.Command.Description);
}
public void should_be_false_when_input_empty_string()
{
ArgsParser parser = new ArgsParserBuilder()
.AddFlagOption("flag", 'f', "This is a description")
.Build();
ArgsParsingResult result = parser.Parse(new [] { "" });
Assert.False(result.GetFlagValue("-f"));
}
void result_command_should_be_null_when_parse_failed()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand().EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new[] { "-f" });
Assert.False(result.IsSuccess);
Assert.Null(result.Command);
}
public static void AssertError(
this ArgsParsingResult result,
ArgsParsingErrorCode code,
string trigger)
{
Assert.False(result.IsSuccess);
Assert.Null(result.Command);
Assert.NotNull(result.Error);
Assert.Equal(code, result.Error.Code);
Assert.Equal(trigger, result.Error.Trigger);
}
public void should_throw_exception_when_get_value_of_undefined_flag()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption("no-edit", 'n')
.EndCommand()
.Build();
ArgsParsingResult argsParsingResult = parser.Parse(new [] { "--no-edit" });
Assert.Throws <ArgumentException>(() => { argsParsingResult.GetFlagValue("--not-this-flag"); });
}
void command_symbol_of_parsing_result_should_be_null_when_parse_default_command_successfully()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand().EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(Array.Empty <string>());
Assert.True(result.IsSuccess);
Assert.NotNull(result.Command);
Assert.Null(result.Command.Symbol);
}
public void should_get_null_command_when_parese_failed()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "--flat" });
Assert.False(result.IsSuccess);
Assert.Null(result.Command);
}
public void should_be_false_when_input_empty_string()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption("flag", 'f')
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "" });
Assert.False(result.GetFlagValue("-f"));
}
public void should_be_true_when_input_defined_full_form_flag()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption("flag-n", null)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "--flag-n" });
Assert.True(result.GetFlagValue("--flag-n"));
}
public void should_get_empty_string_when_get_default_command_description()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption("flat", 'f')
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "--flat" });
Assert.True(result.IsSuccess);
Assert.Equal(string.Empty, result.Command.Description);
}
void should_return_empty_description_for_default_command()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption("flag", 'f', "flag description")
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new[] { "--flag" });
Assert.True(result.IsSuccess);
Assert.Equal(string.Empty, result.Command.Description);
}
public void should_get_correct_command_when_parese_success()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(Array.Empty <string>());
Assert.True(result.IsSuccess);
Assert.NotNull(result.Command);
Assert.Null(result.Command.Symbol);
}
public void should_be_true_when_defined_abbr_form_flag_begin_with_single_dash_line()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption(null, 'f')
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "-f" });
Assert.True(result.GetFlagValue("-f"));
}
public void should_throw_if_mandatory_free_value_is_not_present()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFreeValue("name", string.Empty, true, DefaultTransformer.Instance)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new string[0]);
result.AssertError(ArgsParsingErrorCode.RequiredFreeValueNotPresent, "<name>");
}
public void should_create_valid_symbol(string symbol, char?abbr, string argument)
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption(symbol, abbr, null)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new[] { argument });
Assert.True(result.GetFlagValue(argument));
}
public void should_get_default_command_symbol()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand().EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(Array.Empty <string>());
result.AssertSuccess();
Assert.True(result.Command.IsDefaultCommand());
Assert.Null(result.Command.Symbol);
}
public void should_get_cannot_find_value_if_no_value_is_provided_for_key_value_option_for_specified_command()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.AddOptionWithValue("key", 'k', string.Empty)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command", "-k" });
result.AssertError(ArgsParsingErrorCode.CannotFindValueForOption, "-k");
}
public void should_get_not_match_any_command_error_for_non_argument_if_default_command_is_not_set()
{
// start-(EoA)->no default command ? error
var parser = new ArgsParserBuilder().Build();
ArgsParsingResult result = parser.Parse(Array.Empty <string>());
result.AssertError(
ArgsParsingErrorCode.DoesNotMatchAnyCommand,
"Unexpected end of arguments.");
}
public void should_get_free_value_continuously_for_specified_command()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.ConfigFreeValue(true)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new[] { "command", "free-value1", "free-value2" });
result.AssertSuccess();
Assert.Equal(new [] { "free-value1", "free-value2" }, result.GetUndefinedFreeValues());
}
public void should_capture_single_free_variable()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.AddFreeValue("name", "description")
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new[] { "command", "free_value" });
result.AssertSuccess();
Assert.Equal("free_value", result.GetFreeRawValue("name"));
}
public void should_support_mandatory_free_values_for_default_command()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFreeValue("name", string.Empty, true, DefaultTransformer.Instance)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "free_value" });
result.AssertSuccess();
Assert.Equal("free_value", result.GetFirstFreeValue <string>("name"));
}
public void should_throw_exception_when_get_value_by_combined_input()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption("read", 'r')
.AddFlagOption("check", 'c')
.AddFlagOption("force", 'f')
.EndCommand()
.Build();
ArgsParsingResult argsParsingResult = parser.Parse(new [] { "-f" });
Assert.Throws <ArgumentException>(() => { argsParsingResult.GetFlagValue("-rc"); });
}
public void should_get_flag_for_specified_command()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.AddFlagOption("flag", 'f', string.Empty)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command", "-f" });
result.AssertSuccess();
Assert.True(result.GetFlagValue("--flag"));
}
public void should_throw_when_getting_flag_in_a_failure_result()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginDefaultCommand()
.AddFlagOption("flag", 'f', string.Empty)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "free_value" });
Assert.False(result.IsSuccess);
Assert.Throws <InvalidOperationException>(() => result.GetFlagValue("--flag"));
}
