/// <summary>
/// Initializes a new instance of the <see cref="TermsCriteria"/> class.
/// </summary>
/// <param name="executionMode">Type of execution mode this terms criteria will take.</param>
/// <param name="field">Field to be checked for this term.</param>
/// <param name="member">Property or field being checked for this term.</param>
/// <param name="values">Constant values being searched for.</param>
private TermsCriteria(TermsExecutionMode? executionMode, string field, MemberInfo member, IEnumerable<object> values)
: base(field)
{
this.executionMode = executionMode;
this.member = member;
this.values = new ReadOnlyCollection<object>(values.ToArray());
}
private TermsCriteria(TermsExecutionMode? executionMode, string field, MemberInfo member, HashSet<object> values)
{
this.executionMode = executionMode;
this.field = field;
this.member = member;
this.values = values;
}
public void CombineWithAllTermFieldsSame_OrIncompatibleExecutionMode_ReturnsOrCriteria(TermsExecutionMode executionMode)
{
var salutationMs = TermsCriteria.Build(executionMode, "salutation", memberInfo, "Miss", "Ms");
var criteria = OrCriteria.Combine(salutationMr, salutationMrs, salutationMs);
var orCriteria = Assert.IsType<OrCriteria>(criteria);
Assert.Contains(salutationMr, orCriteria.Criteria);
Assert.Contains(salutationMrs, orCriteria.Criteria);
Assert.Contains(salutationMs, orCriteria.Criteria);
Assert.Equal(3, orCriteria.Criteria.Count);
}
public void CombineWithAllTermFieldsSame_OrCompatibleExecutionMode_CombinesIntoSingleTerm(TermsExecutionMode? executionMode)
{
var salutationMs = TermsCriteria.Build(executionMode, "salutation", memberInfo, "Miss", "Ms");
var criteria = OrCriteria.Combine(salutationMr, salutationMrs, salutationMs);
var termsCriteria = Assert.IsType<TermsCriteria>(criteria);
Assert.Equal(salutationMr.Field, termsCriteria.Field);
Assert.Same(memberInfo, termsCriteria.Member);
var allValues = salutationMr.Values.Concat(salutationMrs.Values).Concat(salutationMs.Values).Distinct().ToArray();
foreach (var value in allValues)
Assert.Contains(value, termsCriteria.Values);
Assert.Equal(allValues.Length, termsCriteria.Values.Count);
}
private Expression VisitContains(string methodName, Expression left, Expression right, TermsExecutionMode executionMode)
{
var cm = ConstantMemberPair.Create(left, right);
if (cm != null)
{
var values = ((IEnumerable)cm.ConstantExpression.Value).Cast <object>().ToArray();
return(new CriteriaExpression(TermsCriteria.Build(executionMode, mapping.GetFieldName(prefix, cm.MemberExpression.Member), cm.MemberExpression.Member, values)));
}
throw new NotSupportedException(methodName + " must be between a Member and a Constant");
}
public void CombineWithAllTermFieldsSame_OrIncompatibleExecutionMode_ReturnsOrCriteria(TermsExecutionMode executionMode)
{
var salutationMs = TermsCriteria.Build(executionMode, "salutation", memberInfo, "Miss", "Ms");
var criteria = OrCriteria.Combine(salutationMr, salutationMrs, salutationMs);
var orCriteria = Assert.IsType <OrCriteria>(criteria);
Assert.Contains(salutationMr, orCriteria.Criteria);
Assert.Contains(salutationMrs, orCriteria.Criteria);
Assert.Contains(salutationMs, orCriteria.Criteria);
Assert.Equal(3, orCriteria.Criteria.Count);
}
/// <summary>
/// Builds a <see cref="TermCriteria"/> or <see cref="TermsCriteria"/>, depending on how many values are
/// present in the <paramref name="values"/> collection.
/// </summary>
/// <param name="executionMode">The terms execution mode (optional). Only used when a <see cref="TermsCriteria"/> is returned.</param>
/// <param name="field">The field that's being searched.</param>
/// <param name="member">The member information for the field.</param>
/// <param name="values">The values to be matched.</param>
/// <returns>Either a <see cref="TermCriteria"/> object or a <see cref="TermsCriteria"/> object.</returns>
internal static ITermsCriteria Build(TermsExecutionMode? executionMode, string field, MemberInfo member, IEnumerable<object> values)
{
Argument.EnsureNotNull("values", values);
var hashValues = new HashSet<object>(values);
if (hashValues.Count == 1)
return new TermCriteria(field, member, hashValues.First());
return new TermsCriteria(executionMode, field, member, hashValues);
}
/// <summary>
/// Builds a <see cref="TermCriteria"/> or <see cref="TermsCriteria"/>, depending on how many values are
/// present in the <paramref name="values"/> collection.
/// </summary>
/// <param name="executionMode">The terms execution mode (optional). Only used when a <see cref="TermsCriteria"/> is returned.</param>
/// <param name="field">The field that's being searched.</param>
/// <param name="member">The member information for the field.</param>
/// <param name="values">The values to be matched.</param>
/// <returns>Either a <see cref="TermCriteria"/> object or a <see cref="TermsCriteria"/> object.</returns>
internal static ITermsCriteria Build(TermsExecutionMode? executionMode, string field, MemberInfo member, params object[] values)
{
return Build(executionMode, field, member, values.AsEnumerable());
}
Expression VisitContains(string methodName, Expression left, Expression right, TermsExecutionMode executionMode)
{
var cm = ConstantMemberPair.Create(left, right);
if (cm != null && Mapping.TryGetFieldName(SourceType, cm.Expression, out string fieldName))
{
var values = ((IEnumerable)cm.ConstantExpression.Value).Cast <object>().ToArray();
return(new CriteriaExpression(TermsCriteria.Build(executionMode, fieldName, cm.GetMemberFromExpression(), values)));
}
throw new NotSupportedException(methodName + " must be between a Member and a Constant");
}
