public void Test_Empty_Strike()
{
var input = new List <ContractDetails> {
new ContractDetails()
};
Assert.Throws <InvalidDataException>(() => ContractDetailsStrikeEx.SelectStrike(input, 3, 0))
.WriteMessageTo(Write);
}
public void Test_Strike_Single()
{
var input = new List <ContractDetails> {
new ContractDetails {
Contract = { Strike = 100 }
}
};
var output = ContractDetailsStrikeEx.SelectStrike(input, 0, 0);
Assert.Equal(input.Single(), output.Single());
output = ContractDetailsStrikeEx.SelectStrike(input, 0, 100);
Assert.Equal(input.Single(), output.Single());
output = ContractDetailsStrikeEx.SelectStrike(input, 1, 100);
Assert.True(!output.Any());
}
public void Test_Strike_Multiple()
{
var input = new List <ContractDetails>
{
new ContractDetails {
Contract = { Strike = 100 }
},
new ContractDetails {
Contract = { Strike = 110 }
},
new ContractDetails {
Contract = { Strike = 100 }
},
new ContractDetails {
Contract = { Strike = 80 }
},
new ContractDetails {
Contract = { Strike = 220 }
},
new ContractDetails {
Contract = { Strike = 50 }
}
};
var output = ContractDetailsStrikeEx.SelectStrike(input, 0, 10);
Assert.Equal(50, output.Single().Contract.Strike);
output = ContractDetailsStrikeEx.SelectStrike(input, 1, 75);
Assert.Equal(2, output.Count);
output = ContractDetailsStrikeEx.SelectStrike(input, 0, 221);
Assert.True(!output.Any());
output = ContractDetailsStrikeEx.SelectStrike(input, 5, 0);
Assert.True(!output.Any());
}
