Class TheoryAttribute

Indicates that a test method is a theory and can be run multiple times with different input data.

Inheritance
object
Attribute
NUnitAttribute
CombiningStrategyAttribute
TheoryAttribute
Implements
Inherited Members
Namespace: NUnit.Framework
Assembly: nunit.framework.dll
Syntax
[AttributeUsage(AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
public class TheoryAttribute : CombiningStrategyAttribute, IApplyToTest, ITestBuilder, IImplyFixture
Remarks

The theory attribute allows a test to be executed with a variety of data sets. For more details, please refer to the NUnit documentation.

Examples

public class SqrtTests { [DatapointSource] public double[] values = new double[] { 0.0, 1.0, -1.0, 42.0 };

[Theory]
public void SquareRootDefinition(double num)
{
    Assume.That(num >= 0.0);

    double sqrt = Math.Sqrt(num);

    Assert.That(sqrt >= 0.0);
    Assert.That(sqrt * sqrt, Is.EqualTo(num).Within(0.000001));
}

}

Constructors

View Source

TheoryAttribute(bool)

Construct the attribute, specifying a combining strategy and source of parameter data.

Declaration
public TheoryAttribute(bool searchInDeclaringTypes = false)
Parameters
Type Name Description
bool searchInDeclaringTypes

Implements

See Also