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using System;

using NUnit.Framework;

using Python.Runtime;

namespace Python.EmbeddingTest

{

public class TestPyInt

{

[OneTimeSetUp]

public void SetUp()

{

PythonEngine.Initialize();

}

[OneTimeTearDown]

public void Dispose()

{

PythonEngine.Shutdown();

}

[Test]

public void TestCtorInt()

{

const int i = 5;

var a = new PyInt(i);

Assert.AreEqual(i, a.ToInt32());

}

[Test]

public void TestCtorUInt()

{

const uint i = 5;

var a = new PyInt(i);

Assert.AreEqual(i, a.ToInt32());

}

[Test]

public void TestCtorLong()

{

const long i = 5;

var a = new PyInt(i);

Assert.AreEqual(i, a.ToInt32());

}

[Test]

public void TestCtorULong()

{

const ulong i = 5;

var a = new PyInt(i);

Assert.AreEqual(i, a.ToInt32());

}

[Test]

public void TestCtorShort()

{

const short i = 5;

var a = new PyInt(i);

Assert.AreEqual(i, a.ToInt32());

}

[Test]

public void TestCtorUShort()

{

const ushort i = 5;

var a = new PyInt(i);

Assert.AreEqual(i, a.ToInt32());

}

[Test]

public void TestCtorByte()

{

const byte i = 5;

var a = new PyInt(i);

Assert.AreEqual(i, a.ToInt32());

}

[Test]

public void TestCtorSByte()

{

const sbyte i = 5;

var a = new PyInt(i);

Assert.AreEqual(i, a.ToInt32());

}

[Test]

public void TestCtorPtr()

{

var i = new PyInt(5);

var a = new PyInt(i.Handle);

Assert.AreEqual(5, a.ToInt32());

}

[Test]

public void TestCtorPyObject()

{

var i = new PyInt(5);

var a = new PyInt(i);

Assert.AreEqual(5, a.ToInt32());

}

[Test]

public void TestCtorBadPyObject()

{

var i = new PyString("Foo");

PyInt a = null;

var ex = Assert.Throws<ArgumentException>(() => a = new PyInt(i));

StringAssert.StartsWith("object is not an int", ex.Message);

Assert.IsNull(a);

}

[Test]

public void TestCtorString()

{

const string i = "5";

var a = new PyInt(i);

Assert.AreEqual(5, a.ToInt32());

}

[Test]

public void TestCtorBadString()

{

const string i = "Foo";

PyInt a = null;

var ex = Assert.Throws<PythonException>(() => a = new PyInt(i));

StringAssert.StartsWith("ValueError : invalid literal for int", ex.Message);

Assert.IsNull(a);

}

[Test]

public void TestIsIntTypeTrue()

{

var i = new PyInt(5);

Assert.True(PyInt.IsIntType(i));

}

[Test]

public void TestIsIntTypeFalse()

{

var s = new PyString("Foo");

Assert.False(PyInt.IsIntType(s));

}

[Test]

public void TestAsIntGood()

{

var i = new PyInt(5);

var a = PyInt.AsInt(i);

Assert.AreEqual(5, a.ToInt32());

}

[Test]

public void TestAsIntBad()

{

var s = new PyString("Foo");

PyInt a = null;

var ex = Assert.Throws<PythonException>(() => a = PyInt.AsInt(s));

StringAssert.StartsWith("ValueError : invalid literal for int", ex.Message);

Assert.IsNull(a);

}

[Test]

public void TestConvertToInt32()

{

var a = new PyInt(5);

Assert.IsInstanceOf(typeof(int), a.ToInt32());

Assert.AreEqual(5, a.ToInt32());

}

[Test]

public void TestConvertToInt16()

{

var a = new PyInt(5);

Assert.IsInstanceOf(typeof(short), a.ToInt16());

Assert.AreEqual(5, a.ToInt16());

}

[Test]

public void TestConvertToInt64()

{

var a = new PyInt(5);

Assert.IsInstanceOf(typeof(long), a.ToInt64());

Assert.AreEqual(5, a.ToInt64());

}

}

}