public ExecutorTest()
{
this.firstExecutable = new Mock<IExecutable<IExtension>>();
this.secondExecutable = new Mock<IExecutable<IExtension>>();
this.executionContext = new Mock<IExecutionContext> { DefaultValue = DefaultValue.Mock };
this.executables = new List<IExecutable<IExtension>> { this.firstExecutable.Object, this.secondExecutable.Object };
this.syntax = new Mock<ISyntax<IExtension>>();
this.extensions = new List<IExtension> { Mock.Of<IExtension>(), };
}