public void OptionalTest5()
{
Isotope.Types.OptionalValue <string> a = "FOO";
Assert.IsTrue(a.Hasvalue);
Assert.IsTrue("FOO" == a);
a.Clear();
Assert.IsFalse(a.Hasvalue);
a = null;
Assert.IsTrue(a.Hasvalue);
Assert.AreEqual(null, a.Value);
}
public void OptionalTest4()
{
var a = new Isotope.Types.OptionalValue<string>();
Assert.IsFalse(a.Hasvalue);
a = "foo";
Assert.IsTrue(a.Hasvalue);
a.Clear();
Assert.IsFalse(a.Hasvalue);
a = null;
Assert.IsTrue(a.Hasvalue);
Assert.AreEqual(null, a.Value);
}
public void OptionalTest4()
{
var a = new Isotope.Types.OptionalValue <string>();
Assert.IsFalse(a.Hasvalue);
a = "foo";
Assert.IsTrue(a.Hasvalue);
a.Clear();
Assert.IsFalse(a.Hasvalue);
a = null;
Assert.IsTrue(a.Hasvalue);
Assert.AreEqual(null, a.Value);
}
public void OptionalTest6()
{
// tests that assignment is copy of the value
var a = new Isotope.Types.OptionalValue<string>();
var b = new Isotope.Types.OptionalValue<string>();
Assert.IsFalse(a.Hasvalue);
Assert.IsFalse(b.Hasvalue);
a = "FOO";
Assert.AreEqual("FOO", a.Value);
b = a;
Assert.AreEqual("FOO", b.Value);
a = "BAR";
Assert.AreEqual("BAR", a.Value);
Assert.AreEqual("FOO", b.Value);
}
public void OptionalValueConstructorTest2()
{
bool caught = false;
var a = new Isotope.Types.OptionalValue<int>();
try {int b = a.Value;}
catch (System.ArgumentException )
{
caught = true;
}
if (caught == false)
{
Assert.Fail("Did not catch expected exception");
}
}
public void OptionalTest6()
{
// tests that assignment is copy of the value
var a = new Isotope.Types.OptionalValue <string>();
var b = new Isotope.Types.OptionalValue <string>();
Assert.IsFalse(a.Hasvalue);
Assert.IsFalse(b.Hasvalue);
a = "FOO";
Assert.AreEqual("FOO", a.Value);
b = a;
Assert.AreEqual("FOO", b.Value);
a = "BAR";
Assert.AreEqual("BAR", a.Value);
Assert.AreEqual("FOO", b.Value);
}
public void OptionalValueConstructorTest2()
{
bool caught = false;
var a = new Isotope.Types.OptionalValue <int>();
try { int b = a.Value; }
catch (System.ArgumentException)
{
caught = true;
}
if (caught == false)
{
Assert.Fail("Did not catch expected exception");
}
}
public void OptionalTest7()
{
var a = new Isotope.Types.OptionalValue <string>();
var b = new Isotope.Types.OptionalValue <string>();
Assert.IsFalse(a.Hasvalue);
Assert.IsFalse(b.Hasvalue);
b.UpdateFrom(a);
Assert.IsFalse(a.Hasvalue);
Assert.IsFalse(b.Hasvalue);
b.Value = "XXX";
Assert.AreEqual("XXX", b.Value);
b.UpdateFrom(a);
Assert.IsFalse(a.Hasvalue);
Assert.AreEqual("XXX", b.Value);
a = "FOO";
b.UpdateFrom(a);
Assert.AreEqual("FOO", a.Value);
Assert.AreEqual("FOO", b.Value);
}
public void OptionalValueConstructorTest1()
{
var a = new Isotope.Types.OptionalValue <int>();
Assert.IsFalse(a.Hasvalue);
}
public void OptionalTest7()
{
var a = new Isotope.Types.OptionalValue<string>();
var b = new Isotope.Types.OptionalValue<string>();
Assert.IsFalse(a.Hasvalue);
Assert.IsFalse(b.Hasvalue);
b.UpdateFrom(a);
Assert.IsFalse(a.Hasvalue);
Assert.IsFalse(b.Hasvalue);
b.Value = "XXX";
Assert.AreEqual("XXX", b.Value);
b.UpdateFrom(a);
Assert.IsFalse(a.Hasvalue);
Assert.AreEqual("XXX", b.Value);
a = "FOO";
b.UpdateFrom(a);
Assert.AreEqual("FOO", a.Value);
Assert.AreEqual("FOO", b.Value);
}
public void OptionalValueConstructorTest1()
{
var a = new Isotope.Types.OptionalValue<int>();
Assert.IsFalse(a.Hasvalue);
}
