public void OptionalString_Case_FuncTUAndFuncU_WithValue_ReturnInt()
{
Optional <string> optional = "text";
Assert.True(optional.HasValue);
Assert.Equal(10, optional.Case <int>(some => 10, () => 666));
}
public void OptionalString_Case_FuncTUAndFuncU_WithoutValue_ReturnInt()
{
Optional <string> optional = new Optional <string>();
Assert.False(optional.HasValue);
Assert.Equal(666, optional.Case <int>(some => 10, () => 666));
}
public void OptionalString_Case_FuncTUAndU_WithValue_ReturnString()
{
Optional <string> optional = "text";
Assert.True(optional.HasValue);
Assert.Equal("text changed", optional.Case <string>(some => some + " changed", "none"));
}
public void OptionalString_Case_FuncTUAndU_WithoutValue_ReturnString()
{
Optional <string> optional = new Optional <string>();
Assert.False(optional.HasValue);
Assert.Equal("none", optional.Case <string>(some => some + " changed", "none"));
}
public void OptionalString_Case_FuncTUAndU_WithoutValue_ReturnBool()
{
Optional <string> optional = new Optional <string>();
Assert.False(optional.HasValue);
Assert.False(optional.Case <bool>(some => true, false));
}
public void OptionalString_Case_FuncTUAndU_WithValue_ReturnBool()
{
Optional <string> optional = "text";
Assert.True(optional.HasValue);
Assert.True(optional.Case <bool>(some => true, false));
}
public void OptionalString_Case_TwoActions_WithoutValue()
{
Optional <string> optional = new Optional <string>();
Assert.False(optional.HasValue);
var testClass = new TestClass();
optional.Case(some => { testClass.TestMessage = "some"; }, () => { testClass.TestMessage = "none"; });
Assert.Equal("none", testClass.TestMessage);
Assert.Equal(0, testClass.TestProperty);
}
public void OptionalInt_Case_TwoActions_WithValue()
{
Optional <int> optional = 10;
Assert.True(optional.HasValue);
var testClass = new TestClass();
optional.Case(some => { testClass.TestProperty = some + 1; }, () => { testClass.TestMessage = "none"; });
Assert.Null(testClass.TestMessage);
Assert.Equal(11, testClass.TestProperty);
}
public void OptionalString_Case_TwoActions_WithValue()
{
Optional <string> optional = "text";
Assert.True(optional.HasValue);
var testClass = new TestClass();
optional.Case(some => { testClass.TestMessage = some + " passed"; }, () => { testClass.TestMessage = "none"; });
Assert.Equal("text passed", testClass.TestMessage);
Assert.Equal(0, testClass.TestProperty);
}
public void OptionalString_Case_FuncTUAndFuncU_WithoutValue_ReturnInt2()
{
Optional <string> optional = new Optional <string>();
Assert.False(optional.HasValue);
Assert.Equal(20, optional.Case <int>(some => 10, () =>
{
var result = 10;
for (int i = 0; i < 10; i++)
{
result++;
}
return(result);
}));
}
