public void TestPostParseCallbacks()
{
int a1_v = 0;
int a2_v = 0;
int b_v = 0;
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
var c = p.AddNamedParameter("c", Isotope.CommandLine.ParameterRequirement.NotRequired);
a.OnPostParse += (parser, arg) => { a1_v = 1; };
a.OnPostParse += (parser, arg) => { a2_v = 2; };
b.OnPostParse += (parser, arg) => { b_v = 3; };
string[] tokens = { "1", "x1", "-c", "3", "x2", "-b", "2", "x3", "x4" };
p.Parse(tokens);
Assert.AreEqual("1", a.Text);
Assert.AreEqual("2", b.Text);
Assert.AreEqual("3", c.Text);
Assert.AreEqual(1, a1_v);
Assert.AreEqual(2, a2_v);
Assert.AreEqual(3, b_v);
}
public void TestNamedOptionalWithValue()
{
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
var c = p.AddNamedParameter("c", Isotope.CommandLine.ParameterRequirement.NotRequired);
string[] tokens = { "1", "x1", "-c", "3", "x2", "-b", "2", "x3", "x4" };
p.Parse(tokens);
Assert.AreEqual("1", a.Text);
Assert.AreEqual("2", b.Text);
Assert.AreEqual("3", c.Text);
}
public void TestCallbacksCalledOnlyOnSuccessfulParsing()
{
int a1_v = 0;
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
a.OnPostParse += (parser, arg) => { a1_v = 1; };
string[] tokens = { "1", "x1" }; // b is missing
try
{
p.Parse(tokens);
}
catch (Isotope.CommandLine.MissingRequiredParameterException)
{
// this is ok
}
catch (System.Exception)
{
// this is not
throw;
}
Assert.AreEqual("1", a.Text);
Assert.AreEqual(0, a1_v);
}
public void TestDuplicateNamedArgs()
{
bool caught = false;
var p = new Isotope.CommandLine.CommandLineParser();
p.AddNamedParameter("a", Isotope.CommandLine.ParameterRequirement.Required);
try{p.AddNamedParameter("a", Isotope.CommandLine.ParameterRequirement.Required);}
catch (Isotope.CommandLine.GrammarException )
{
caught = true;
}
if (caught == false)
{
Assert.Fail("Did not catch expected exception");
}
}
public void TestPositionalArgAndNamedArgHaveSameName()
{
bool caught = false;
var p = new Isotope.CommandLine.CommandLineParser();
p.AddNamedParameter("a", Isotope.CommandLine.ParameterRequirement.Required);
try { p.AddNamedParameter("a", Isotope.CommandLine.ParameterRequirement.NotRequired); }
catch (Isotope.CommandLine.GrammarException)
{
caught = true;
}
if (caught == false)
{
Assert.Fail("Did not catch expected exception");
}
}
public void TestExcess3()
{
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
string[] tokens = { "1", "x1", "-b", "2", "x2" };
p.Parse(tokens);
Assert.AreEqual("1", a.Text);
Assert.AreEqual("2", b.Text);
}
public void TestValuesForEmptyStringParameterValues()
{
// positional args always take precedence in order over named args, even if they are named on the command line
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
string[] tokens = { "", "-b", "" };
p.Parse(tokens);
Assert.AreEqual("", a.Text);
Assert.AreEqual("", b.Text);
}
public void TestPositionArgsTakePrecedence()
{
// positional args always take precedence in order over named args, even if they are named on the command line
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
var c = p.AddNamedParameter("c", Isotope.CommandLine.ParameterRequirement.NotRequired);
string[] tokens = { "-c", "t1", "t2", "-b", "bv", "t5", "t6" };
p.Parse(tokens);
Assert.AreEqual("-c", a.Text);
Assert.AreEqual("bv", b.Text);
Assert.IsFalse(c.HasValue);
var unnassigned = p.GetUnassignedTokens();
Assert.AreEqual(4, unnassigned.Count);
Assert.AreEqual("t1", unnassigned[0]);
Assert.AreEqual("t2", unnassigned[1]);
Assert.AreEqual("t5", unnassigned[2]);
Assert.AreEqual("t6", unnassigned[3]);
}
public void TestMissingRequiredNamedArgThrowsException()
{
bool caught = false;
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
string[] tokens = { "1", "2" };
try { p.Parse(tokens); }
catch (Isotope.CommandLine.MissingRequiredParameterException)
{
caught = true;
}
if (caught == false)
{
Assert.Fail("Did not catch expected exception");
}
}
public void TestCreateNamedRequiredArg()
{
var p = new Isotope.CommandLine.CommandLineParser();
p.AddNamedParameter("a", Isotope.CommandLine.ParameterRequirement.Required);
}
public void TestMissingRequiredNamedArgThrowsException()
{
bool caught = false;
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
string[] tokens = {"1", "2"};
try {p.Parse(tokens);}
catch (Isotope.CommandLine.MissingRequiredParameterException )
{
caught = true;
}
if (caught == false)
{
Assert.Fail("Did not catch expected exception");
}
}
public void TestValuesForEmptyStringParameterValues()
{
// positional args always take precedence in order over named args, even if they are named on the command line
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
string[] tokens = {"", "-b", ""};
p.Parse(tokens);
Assert.AreEqual("", a.Text);
Assert.AreEqual("", b.Text);
}
public void TestCallbacksCalledOnlyOnSuccessfulParsing()
{
int a1_v = 0;
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
a.OnPostParse += (parser, arg) => { a1_v = 1; };
string[] tokens = {"1", "x1"}; // b is missing
try
{
p.Parse(tokens);
}
catch (Isotope.CommandLine.MissingRequiredParameterException)
{
// this is ok
}
catch (System.Exception)
{
// this is not
throw;
}
Assert.AreEqual("1", a.Text);
Assert.AreEqual(0, a1_v);
}
public void TestPositionArgsTakePrecedence()
{
// positional args always take precedence in order over named args, even if they are named on the command line
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
var c = p.AddNamedParameter("c", Isotope.CommandLine.ParameterRequirement.NotRequired);
string[] tokens = {"-c", "t1", "t2", "-b", "bv", "t5", "t6"};
p.Parse(tokens);
Assert.AreEqual("-c", a.Text);
Assert.AreEqual("bv", b.Text);
Assert.IsFalse(c.HasValue);
var unnassigned = p.GetUnassignedTokens();
Assert.AreEqual(4, unnassigned.Count);
Assert.AreEqual("t1", unnassigned[0]);
Assert.AreEqual("t2", unnassigned[1]);
Assert.AreEqual("t5", unnassigned[2]);
Assert.AreEqual("t6", unnassigned[3]);
}
public void TestPostParseCallbacks()
{
int a1_v = 0;
int a2_v = 0;
int b_v = 0;
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
var c = p.AddNamedParameter("c", Isotope.CommandLine.ParameterRequirement.NotRequired);
a.OnPostParse += (parser, arg) => { a1_v = 1; };
a.OnPostParse += (parser, arg) => { a2_v = 2; };
b.OnPostParse += (parser, arg) => { b_v = 3; };
string[] tokens = {"1", "x1", "-c", "3", "x2", "-b", "2", "x3", "x4"};
p.Parse(tokens);
Assert.AreEqual("1", a.Text);
Assert.AreEqual("2", b.Text);
Assert.AreEqual("3", c.Text);
Assert.AreEqual(1, a1_v);
Assert.AreEqual(2, a2_v);
Assert.AreEqual(3, b_v);
}
public void TestNamedOptionalWithValue()
{
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
var c = p.AddNamedParameter("c", Isotope.CommandLine.ParameterRequirement.NotRequired);
string[] tokens = {"1", "x1", "-c", "3", "x2", "-b", "2", "x3", "x4"};
p.Parse(tokens);
Assert.AreEqual("1", a.Text);
Assert.AreEqual("2", b.Text);
Assert.AreEqual("3", c.Text);
}
public void TestExcess3()
{
var p = new Isotope.CommandLine.CommandLineParser();
var a = p.AddPositionalParameter("a");
var b = p.AddNamedParameter("b", Isotope.CommandLine.ParameterRequirement.Required);
string[] tokens = {"1", "x1", "-b", "2", "x2"};
p.Parse(tokens);
Assert.AreEqual("1", a.Text);
Assert.AreEqual("2", b.Text);
}
public void TestCreateNamedRequiredArg()
{
var p = new Isotope.CommandLine.CommandLineParser();
p.AddNamedParameter("a", Isotope.CommandLine.ParameterRequirement.Required);
}