public void Translate_NoVisitor_ThrowsArgumentNullException()
{
// Arrange
var method = typeof(N1QlFunctions).GetMethod("Key");
var expression = Expression.Call(method,
Expression.Constant("arg1"));
var transformer = new KeyMethodCallTranslator();
// Act/Assert
var result = Assert.Throws<ArgumentNullException>(() => transformer.Translate(expression, null));
Assert.AreEqual("expressionTreeVisitor", result.ParamName);
}
public void Translate_NoMethod_ThrowsArgumentNullException()
{
// Arrange
var visitor = new Mock<N1QlExpressionTreeVisitor>(new N1QlQueryGenerationContext())
{
CallBase = true
};
var transformer = new KeyMethodCallTranslator();
// Act/Assert
var result = Assert.Throws<ArgumentNullException>(() => transformer.Translate(null, visitor.Object));
Assert.AreEqual("methodCallExpression", result.ParamName);
}
public void Translate_OneParameter_RendersCorrectly()
{
// Arrange
var visitor = new Mock<N1QlExpressionTreeVisitor>(new N1QlQueryGenerationContext())
{
CallBase = true
};
var method = typeof(N1QlFunctions).GetMethod("Key");
var expression = Expression.Call(method,
Expression.Constant("arg1"));
var transformer = new KeyMethodCallTranslator();
// Act
transformer.Translate(expression, visitor.Object);
var result = visitor.Object.GetN1QlExpression();
// Assert
Assert.AreEqual("META('arg1').id", result);
}