/// <summary>
/// Sets the value of the <see cref="Root"/> property to the instance returned by the specified
/// callback function. The callback function MUST NOT return null.
/// <para>NOTE: This method should only be called at the beginning of an application. Any calls to this method after
/// the <see cref="Root"/> property has been accessed (i.e. when <see cref="IsLocked"/> is true) will
/// result in an <see cref="InvalidOperationException"/> being thrown.</para>
/// </summary>
/// <param name="getRoot">
/// A function that returns the instance of <see cref="IConfiguration"/> to be used as the <see cref="Root"/>
/// property. This function MUST NOT return null.
/// </param>
/// <exception cref="ArgumentNullException">If the <paramref name="getRoot"/> parameter is null.</exception>
/// <exception cref="InvalidOperationException">If the <see cref="IsLocked"/> property is true.</exception>
public static void SetRoot(Func <IConfiguration> getRoot)
{
if (getRoot == null)
{
throw new ArgumentNullException(nameof(getRoot));
}
_root.SetValue(getRoot);
}
public void HasDefaultValueIsFalseWhenSetValueIsCalled()
{
var semimutable = new Semimutable <int>(1);
semimutable.SetValue(() => 2);
Assert.False(semimutable.HasDefaultValue);
}
public void CanChangeValuePropertyWithTheSetValueMethod()
{
var semimutable = new Semimutable <int>(1);
semimutable.SetValue(() => 2);
Assert.Equal(2, semimutable.Value);
}
public void CallingTheSetValueMethodThrowsWhenIsLockedIsTrue()
{
var semimutable = new Semimutable <int>(1);
semimutable.LockValue();
Assert.Throws <InvalidOperationException>(() => semimutable.SetValue(() => 2));
}
/// <summary>
/// Sets the current instance of <see cref="IMessagingScenarioFactory"/> used for operations
/// of the <see cref="MessagingScenarioFactory"/> class.
/// </summary>
/// <param name="messagingScenarioFactory">
/// The instance of <see cref="IMessagingScenarioFactory"/> to be used for operations of the
/// <see cref="MessagingScenarioFactory"/> class.
/// </param>
public static void SetCurrent(IMessagingScenarioFactory messagingScenarioFactory)
{
_messagingScenarioFactory.SetValue(() =>
{
_fallbackMessagingScenarioFactory = null;
return(messagingScenarioFactory);
});
}
/// <summary> /// Sets the value of the <see cref="Current"/> property. /// </summary> /// <param name="crypto"> /// The new value for the <see cref="Current"/> property, or null to set /// to the default <see cref="ICrypto"/>. /// </param> /// <remarks> /// Each method of the <see cref="Crypto"/> class ultimately uses the value /// of the <see cref="Current"/> property and calls one of its methods. /// </remarks> public static void SetCurrent(ICrypto crypto) => _current.SetValue(() => crypto ?? GetDefaultCrypto());
/// <summary>
/// Sets the value of the <see cref="EncryptionMechanism"/> property.
/// </summary>
/// <param name="cryptoEncryptionMechanism">The new value of the <see cref="EncryptionMechanism"/> property.</param>
/// <remarks>
/// Each method of the <see cref="SerializingCrypto"/> class ultimately uses the value
/// of this property and calls one of its methods.
/// </remarks>
public static void SetEncryptionMechanism(CryptoEncryptionMechanism cryptoEncryptionMechanism)
{
_encryptionMechanism.SetValue(() => cryptoEncryptionMechanism ?? GetDefaultCryptoEncryptionMechanism());
}
