public void GivenAnExpressionWithMultipleArgumentsForIsNull_ThenItReturnsTrueIfAnyArgumentIsNull()
{
var protocol = ProtocolFactory.CreateTest();
protocol.Sections.First().Values.Add(new ValueDescriptor {
Reference = "a", ValidIfExpression = "isnull(1, 'text', null)"
});
var dataset = new DataSet(protocol);
dataset.Calculate();
Assert.Equal(0, dataset.Issues.Count);
}
public void GivenExpressionWithNullCoalescingForUnknownValue_ThenItIsNullInsteadOfThrowing()
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a", ValidIfExpression = "isnull([invalid?])"
});
var dataset = new DataSet(protocol);
dataset.Calculate();
Assert.Equal(0, dataset.Issues.Count);
}
public void GivenExternalValue_WhenInvalid_ThenAddError()
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a", ValidIfExpression = "this > 5"
});
var dataset = new DataSet(protocol);
dataset.AddValue("a", 1);
dataset.Calculate();
Assert.Equal(1, dataset.Issues.Count(x => x.Item.Reference == "a" && x.Severity == IssueSeverity.ValidationError));
Assert.Equal(1, dataset.Issues.Count);
}
public void GivenDataSetWithMissingData_ThenTheyAreDetectedWhenCalculating()
{
var protocol = ProtocolFactory.CreateTest();
protocol.Sections.First().Values.Add(new ValueDescriptor {
Reference = "a"
});
protocol.Sections.First().Values.Add(new ValueDescriptor {
Reference = "b", CalculatedValueExpression = "a * 2"
});
var dataset = new DataSet(protocol);
dataset.Calculate();
// Value for "a" is required to calculate "b" but it has not been provided
Assert.Equal(1, dataset.Issues.Count);
}
public void GivenValue_WhenAlertedAndInvalid_ThenThereAreIssuesForBoth()
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a", WarningIfExpression = "this > 3", ValidIfExpression = "this < 5"
});
var dataset = new DataSet(protocol);
dataset.AddValue("a", 6);
dataset.Calculate();
Assert.Equal(1, dataset.Issues.Count(x => x.Severity == IssueSeverity.ValidationError));
Assert.Equal(1, dataset.Issues.Count(x => x.Severity == IssueSeverity.Warning));
Assert.Equal(2, dataset.Issues.Count);
}
public void WhenValuesHaveCalculatedOrLiteralDefaults_ThenTheyAreCalculatedAndCanBeRead()
{
var protocol = ProtocolFactory.CreateTest();
protocol.Sections.First().Values.Add(new ValueDescriptor {
Reference = "Literal", DefaultValueExpression = "2"
});
protocol.Sections.First().Values.Add(new ValueDescriptor {
Reference = "LiteralExpression", DefaultValueExpression = "2 + 2"
});
var dataset = new DataSet(protocol);
dataset.Calculate();
Assert.Equal(2.0, Convert.ToDouble(dataset["Literal"].Value));
Assert.Equal(4.0, Convert.ToDouble(dataset["LiteralExpression"].Value));
}
public void GivenExpressionWithRequired_ThenItIsTrueIfValueExists()
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a", ValidIfExpression = "required"
});
var dataset = new DataSet(protocol);
dataset.Calculate();
Assert.Equal(1, dataset.Issues.Count);
dataset = new DataSet(protocol);
dataset.AddValue("a", 1);
dataset.Calculate();
Assert.Equal(0, dataset.Issues.Count);
}
public void GivenExpressionWithThisKeyword_ThenItIsSynonimOfCurrentValueId()
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a", ValidIfExpression = "this == 1 and this == a"
});
section.Values.Add(new ValueDescriptor {
Reference = "b", ValidIfExpression = "this == 2 and this == b"
});
var dataset = new DataSet(protocol);
dataset.AddValue("a", 1);
dataset.AddValue("b", 2);
dataset.Calculate();
Assert.Equal(0, dataset.Issues.Count);
}
public void GivenValidationWithDependencies_ThenItIsCalculatedCorrectly(int a, int b)
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a"
});
section.Values.Add(new ValueDescriptor {
Reference = "b", ValidIfExpression = "this < a"
});
var dataset = new DataSet(protocol);
dataset.AddValue("a", a);
dataset.AddValue("b", b);
dataset.Calculate();
Assert.Equal(b < a ? 0 : 1, dataset.Issues.Count);
}
public void GivenInvalidExternalValuesAndDependantCalculatedValue_ThenDependantValueIsNotCalculated()
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a", ValidIfExpression = "this < 5"
});
section.Values.Add(new ValueDescriptor {
Reference = "b", CalculatedValueExpression = "a * 2", ValidIfExpression = "this < 10"
});
var dataset = new DataSet(protocol);
dataset.AddValue("a", 5);
dataset.Calculate();
Assert.Equal(1, dataset.Issues.Count(x => x.Item.Reference == "a" && x.Severity == IssueSeverity.ValidationError));
Assert.Equal(1, dataset.Issues.Count);
}
public void WhenStoreValidValue_ThenItCanBeRead()
{
var protocol = ProtocolFactory.CreateTest();
var a = new ValueDescriptor {
Reference = "a"
};
var b = new ValueDescriptor {
Reference = "b"
};
protocol.Sections.First().Values.Add(a);
protocol.Sections.First().Values.Add(b);
var dataset = new DataSet(protocol);
dataset.AddValue(a, 1.0);
dataset.AddValue("b", 2.0);
dataset.Calculate();
Assert.Equal(1.0, Convert.ToDouble(dataset["a"].Value));
Assert.Equal(2.0, Convert.ToDouble(dataset["b"].Value));
}
public void GivenCalculatedValueWithValidation_ThenValidationIsApplied()
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a", ValidIfExpression = "this < 5"
});
section.Values.Add(new ValueDescriptor {
Reference = "b", CalculatedValueExpression = "a * 2", ValidIfExpression = "this < 6"
});
// 4 is valid for a but it will fail validation for b. Another test will ensure that validation for
// b is not even evaluated if validation for a isn't passed.
var dataset = new DataSet(protocol);
dataset.AddValue("a", 4);
dataset.Calculate();
Assert.Equal(1, dataset.Issues.Count(x => x.Item.Reference == "b" && x.Severity == IssueSeverity.ValidationError));
Assert.Equal(1, dataset.Issues.Count);
}
public void WhenCalculatedValueDependsOnValuesWithDefault_ThenItIsCalculatedCorrectly()
{
var protocol = ProtocolFactory.CreateTest();
var section = protocol.Sections.First();
section.Values.Add(new ValueDescriptor {
Reference = "a", DefaultValueExpression = "2"
});
section.Values.Add(new ValueDescriptor {
Reference = "b", DefaultValueExpression = "2 + 2"
});
section.Values.Add(new ValueDescriptor {
Reference = "c", CalculatedValueExpression = "a + b"
});
var dataset = new DataSet(protocol);
dataset.Calculate();
Assert.Equal(2.0, Convert.ToDouble(dataset["a"].Value));
Assert.Equal(4.0, Convert.ToDouble(dataset["b"].Value));
Assert.Equal(6.0, Convert.ToDouble(dataset["c"].Value));
}