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_support_transformer_on_free_values()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.AddFreeValue("name", string.Empty, false, IntegerTransformer.Instance)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command", "123" });
result.AssertSuccess();
Assert.Equal(123, result.GetFreeValue <int>("name").Single());
Assert.Equal(123, result.GetFirstFreeValue <int>("name"));
}
public void should_throw_if_option_is_not_defined()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command" });
Assert.Throws <ArgumentException>(() => result.GetOptionValue <string>("--not_existed_option"));
Assert.Throws <ArgumentException>(() => result.GetFirstOptionValue <string>("--not_existed_option"));
Assert.Throws <ArgumentException>(() => result.GetFreeValue <string>("not_existed_free_value"));
Assert.Throws <ArgumentException>(() => result.GetFirstFreeValue <string>("not_existed_free_value"));
}
public void should_throw_if_option_is_null()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command" });
Assert.Throws <ArgumentNullException>(() => result.GetOptionValue <object>(null));
Assert.Throws <ArgumentNullException>(() => result.GetFirstOptionValue <object>(null));
Assert.Throws <ArgumentNullException>(() => result.GetFreeValue <object>(null));
Assert.Throws <ArgumentNullException>(() => result.GetFirstFreeValue <object>(null));
}
public void should_throw_if_free_value_name_has_no_value()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.AddFreeValue("name", string.Empty)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command" });
IList <string> values = result.GetFreeValue <string>("name");
Assert.Empty(values);
Assert.Throws <InvalidOperationException>(() => result.GetFirstFreeValue <string>("name"));
}
public void should_throw_if_result_is_not_a_successful_one()
{
ArgsParser parser = new ArgsParserBuilder()
.BeginCommand("command", string.Empty)
.AddFreeValue("name", string.Empty)
.AddOptionWithValue("option", 'o', string.Empty, true)
.EndCommand()
.Build();
ArgsParsingResult result = parser.Parse(new [] { "command", "-f" });
Assert.False(result.IsSuccess);
Assert.Throws <InvalidOperationException>(() => result.GetOptionValue <bool>("-o"));
Assert.Throws <InvalidOperationException>(() => result.GetFirstOptionValue <bool>("-o"));
Assert.Throws <InvalidOperationException>(() => result.GetFreeValue <bool>("name"));
Assert.Throws <InvalidOperationException>(() => result.GetFirstFreeValue <bool>("name"));
}