public SelectedMemberInfo Match(SelectedMemberInfo expectedMember, object subject, string memberPath, IEquivalencyAssertionOptions config)
{
SelectedMemberInfo compareeSelectedMemberInfoInfo = null;
if (config.IncludeProperties)
{
compareeSelectedMemberInfoInfo = SelectedMemberInfo.Create(subject.GetType()
.FindProperty(expectedMember.Name, expectedMember.MemberType));
}
if ((compareeSelectedMemberInfoInfo is null) && config.IncludeFields)
{
compareeSelectedMemberInfoInfo = SelectedMemberInfo.Create(subject.GetType()
.FindField(expectedMember.Name, expectedMember.MemberType));
}
if ((compareeSelectedMemberInfoInfo is null || !config.UseRuntimeTyping) && ExpectationImplementsMemberExplicitly(subject, expectedMember))
{
compareeSelectedMemberInfoInfo = expectedMember;
}
if (compareeSelectedMemberInfoInfo is null)
{
string path = (memberPath.Length > 0) ? memberPath + "." : "member ";
Execute.Assertion.FailWith(
"Expectation has " + path + expectedMember.Name + " that the other object does not have.");
}
return(compareeSelectedMemberInfoInfo);
}
public static SelectedMemberInfo GetSelectedMemberInfo <T, TValue>(this Expression <Func <T, TValue> > expression)
{
if (ReferenceEquals(expression, null))
{
throw new ArgumentNullException(nameof(expression), "Expected an expression, but found <null>.");
}
MemberInfo memberInfo = AttemptToGetMemberInfoFromCastExpression(expression) ??
AttemptToGetMemberInfoFromMemberExpression(expression);
if (memberInfo != null)
{
var propertyInfo = memberInfo as PropertyInfo;
if (propertyInfo != null)
{
return(SelectedMemberInfo.Create(propertyInfo));
}
var fieldInfo = memberInfo as FieldInfo;
if (fieldInfo != null)
{
return(SelectedMemberInfo.Create(fieldInfo));
}
}
throw new ArgumentException(
string.Format("Expression <{0}> cannot be used to select a member.", expression.Body),
nameof(expression));
}
public SelectedMemberInfo Match(SelectedMemberInfo subjectMember, object expectation, string memberPath, IEquivalencyAssertionOptions config)
{
string name = subjectMember.Name;
if (name.EndsWith("Id"))
{
name = name.Replace("Id", "");
}
return SelectedMemberInfo.Create(expectation.GetType().GetRuntimeProperty(name));
}
public SelectedMemberInfo Match(SelectedMemberInfo subjectMember, object expectation, string memberPath,
IEquivalencyAssertionOptions config)
{
var propertySelectedMemberInfo = subjectMember as PropertySelectedMemberInfo;
if (propertySelectedMemberInfo != null)
{
return
(SelectedMemberInfo.Create(obsoleteMatchingRule.Match(propertySelectedMemberInfo.PropertyInfo,
expectation, memberPath)));
}
return(null);
}
public static SelectedMemberInfo GetSelectedMemberInfo <T, TValue>(this Expression <Func <T, TValue> > expression)
{
Guard.ThrowIfArgumentIsNull(expression, nameof(expression), "Expected an expression, but found <null>.");
MemberInfo memberInfo = AttemptToGetMemberInfoFromCastExpression(expression) ??
AttemptToGetMemberInfoFromMemberExpression(expression);
if (memberInfo != null)
{
if (memberInfo is PropertyInfo propertyInfo)
{
return(SelectedMemberInfo.Create(propertyInfo));
}
if (memberInfo is FieldInfo fieldInfo)
{
return(SelectedMemberInfo.Create(fieldInfo));
}
}
throw new ArgumentException(
string.Format("Expression <{0}> cannot be used to select a member.", expression.Body),
nameof(expression));
}
/// <summary>
/// Finds a member by its case-sensitive name.
/// </summary>
/// <returns>
/// Returns <c>null</c> if no such member exists.
/// </returns>
public static SelectedMemberInfo FindMember(this Type type, string memberName, Type preferredType)
{
return(SelectedMemberInfo.Create(FindProperty(type, memberName, preferredType)) ??
SelectedMemberInfo.Create(FindField(type, memberName, preferredType)));
}
