public void GivenExpressionWithSingleTableExpression_WhenReordered_ReturnsOriginalExpression()
{
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(
new SearchParamTableExpression(null, null, SearchParamTableExpressionKind.Normal));
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(SearchParamTableExpressionReorderer.Instance);
Assert.Equal(inputExpression, visitedExpression);
}
public void GivenExpressionWithNoResourceColumnExpressions_WhenRewritten_ReturnsOriginalExpression()
{
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(
new SearchParamTableExpression(null, null, SearchParamTableExpressionKind.Normal));
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(ResourceColumnPredicatePushdownRewriter.Instance);
Assert.Equal(inputExpression, visitedExpression);
}
public void GivenExpressionWithNoNotExpression_WhenVisited_OriginalExpressionReturned()
{
var searchParamTableExpressions = new List <SearchParamTableExpression>
{
new SearchParamTableExpression(null, null, SearchParamTableExpressionKind.Normal),
};
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(searchParamTableExpressions);
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(NotExpressionRewriter.Instance);
Assert.Equal(inputExpression, visitedExpression);
}
public void GivenExpressionWithMultipleTableExpressions_WhenReordered_IncludeExpressionReturnedLast()
{
var tableExpressions = new List <SearchParamTableExpression>
{
new SearchParamTableExpression(new IncludeQueryGenerator(), NormalExpression, SearchParamTableExpressionKind.Include),
new SearchParamTableExpression(null, NormalExpression, SearchParamTableExpressionKind.Normal),
};
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(tableExpressions);
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(SearchParamTableExpressionReorderer.Instance);
Assert.Collection(visitedExpression.SearchParamTableExpressions, new[] { 1, 0 }.Select <int, Action <SearchParamTableExpression> >(x => e => Assert.Equal(tableExpressions[x], e)).ToArray());
}
public void GivenExpressionWithMultipleTableExpressions_WhenReordered_MissingParameterExpressionReturnedBeforeNotExpression()
{
var tableExpressions = new List <SearchParamTableExpression>
{
new SearchParamTableExpression(null, NotExpression, SearchParamTableExpressionKind.Normal),
new SearchParamTableExpression(null, new MissingSearchParameterExpression(new SearchParameterInfo("TestParam"), true), SearchParamTableExpressionKind.Normal),
};
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(tableExpressions);
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(SearchParamTableExpressionReorderer.Instance);
Assert.Collection(visitedExpression.SearchParamTableExpressions, new[] { 1, 0 }.Select <int, Action <SearchParamTableExpression> >(x => e => Assert.Equal(tableExpressions[x], e)).ToArray());
}
public void GivenExpressionWithMissingParameterExpressionFalseLast_WhenVisited_OriginalExpressionReturned()
{
var tableExpressions = new List <SearchParamTableExpression>
{
new SearchParamTableExpression(null, null, SearchParamTableExpressionKind.Normal),
new SearchParamTableExpression(null, new MissingSearchParameterExpression(new SearchParameterInfo("TestParam", "TestParam"), false), SearchParamTableExpressionKind.Normal),
};
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(tableExpressions);
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(MissingSearchParamVisitor.Instance);
Assert.Equal(inputExpression, visitedExpression);
}
public void GivenExpressionWithMissingParameterExpressionLast_WhenVisited_MissingParameterExpressionNegated()
{
var tableExpressions = new List <SearchParamTableExpression>
{
new SearchParamTableExpression(null, null, SearchParamTableExpressionKind.Normal),
new SearchParamTableExpression(null, new MissingSearchParameterExpression(new SearchParameterInfo("TestParam", "TestParam"), true), SearchParamTableExpressionKind.Normal),
};
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(tableExpressions);
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(MissingSearchParamVisitor.Instance);
Assert.Collection(
visitedExpression.SearchParamTableExpressions,
e => { Assert.Equal(tableExpressions[0], e); },
e => { Assert.Equal(SearchParamTableExpressionKind.NotExists, e.Kind); });
}
public void GivenExpressionWithMissingParameterExpression_WhenVisited_AllExpressionPrependedToExpressionList()
{
var tableExpressions = new List <SearchParamTableExpression>
{
new SearchParamTableExpression(null, new MissingSearchParameterExpression(new SearchParameterInfo("TestParam", "TestParam"), true), SearchParamTableExpressionKind.Normal),
};
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(tableExpressions);
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(MissingSearchParamVisitor.Instance);
Assert.Collection(
visitedExpression.SearchParamTableExpressions,
e => { Assert.Equal(SearchParamTableExpressionKind.All, e.Kind); },
e => { Assert.NotNull(e.Predicate as MissingSearchParameterExpression); });
Assert.Equal(tableExpressions.Count + 1, visitedExpression.SearchParamTableExpressions.Count);
}
public void GivenExpressionWithNotExpressionLast_WhenVisited_NotExpressionUnwrapped()
{
var subExpression = Expression.StringEquals(FieldName.TokenCode, 0, "TestValue123", false);
var searchParamTableExpressions = new List <SearchParamTableExpression>
{
new SearchParamTableExpression(null, null, SearchParamTableExpressionKind.Normal),
new SearchParamTableExpression(null, new SearchParameterExpression(new SearchParameterInfo("TestParam"), Expression.Not(subExpression)), SearchParamTableExpressionKind.Normal),
};
var inputExpression = SqlRootExpression.WithSearchParamTableExpressions(searchParamTableExpressions);
var visitedExpression = (SqlRootExpression)inputExpression.AcceptVisitor(NotExpressionRewriter.Instance);
Assert.Collection(
visitedExpression.SearchParamTableExpressions,
e => { Assert.Equal(searchParamTableExpressions[0], e); },
e => { ValidateNotExpression(subExpression, e); });
}
