Assert.AreEqual Method (Double, Double, Double, String)

Verifies that two specified doubles are equal, or within the specified accuracy of each other. The assertion fails if they are not within the specified accuracy of each other. Displays a message if the assertion fails.

Namespace:  Microsoft.VisualStudio.TestTools.UnitTesting
Assembly:  Microsoft.VisualStudio.QualityTools.UnitTestFramework (in Microsoft.VisualStudio.QualityTools.UnitTestFramework.dll)

Syntax

'Declaration
Public Shared Sub AreEqual ( _
    expected As Double, _
    actual As Double, _
    delta As Double, _
    message As String _
)

public static void AreEqual(
    double expected,
    double actual,
    double delta,
    string message
)

public:
static void AreEqual(
    double expected, 
    double actual, 
    double delta, 
    String^ message
)

static member AreEqual : 
        expected:float * 
        actual:float * 
        delta:float * 
        message:string -> unit

public static function AreEqual(
    expected : double, 
    actual : double, 
    delta : double, 
    message : String
)

Parameters

• expected
  Type: Double

  The first double to compare. This is the double the unit test expects.

• actual
  Type: Double

  The second double to compare. This is the double the unit test produced.

• delta
  Type: Double

  The required accuracy. The assertion will fail only if expected is different from actual by more than delta.

• message
  Type: String

  A message to display if the assertion fails. This message can be seen in the unit test results.

Exceptions

Exception	Condition
AssertFailedException	expected is different from actual by more than delta.

.NET Framework Security

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

Assert Class

AreEqual Overload

Microsoft.VisualStudio.TestTools.UnitTesting Namespace

Other Resources

Using the Assert Classes