Verifies that the specified condition is true. The assertion fails if the condition is false. Displays a message if the assertion fails, and applies the specified formatting to it.
Namespace:  Microsoft.VisualStudio.TestTools.UnitTesting
Assembly:  Microsoft.VisualStudio.QualityTools.UnitTestFramework (in Microsoft.VisualStudio.QualityTools.UnitTestFramework.dll)
Syntax
'Declaration
Public Shared Sub IsTrue ( _
    condition As Boolean, _
    message As String, _
    ParamArray parameters As Object() _
)
public static void IsTrue(
    bool condition,
    string message,
    params Object[] parameters
)
public:
static void IsTrue(
    bool condition, 
    String^ message, 
    ... array<Object^>^ parameters
)
static member IsTrue : 
        condition:bool * 
        message:string * 
        parameters:Object[] -> unit
public static function IsTrue(
    condition : boolean, 
    message : String, 
    ... parameters : Object[]
)
Parameters
- condition 
 Type: Boolean- The condition to verify is true. 
- message 
 Type: String- A message to display if the assertion fails. This message can be seen in the unit test results. 
- parameters 
 Type: array<Object[]- An array of parameters to use when formatting message. 
Exceptions
| Exception | Condition | 
|---|---|
| AssertFailedException | condition evaluates to false. | 
.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
Microsoft.VisualStudio.TestTools.UnitTesting Namespace