public void CombineTermsWorksOnASingleTerm()
{
// $expand=stuff
ExpandToken expand = new ExpandToken(new ExpandTermToken[] { new ExpandTermToken(new NonSystemToken("stuff", null, null)) });
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
ExpandToken combinedExpand = expandTreeNormalizer.CombineTerms(expand);
combinedExpand.ExpandTerms.Single().ShouldBeExpandTermToken("stuff", false);
}
public void InvertPathsActuallyInvertsPaths()
{
// $expand=1/2
ExpandToken expand = new ExpandToken(new ExpandTermToken[] { new ExpandTermToken(new NonSystemToken("2", null, new NonSystemToken("1", null, null))) });
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
ExpandToken invertedPaths = expandTreeNormalizer.NormalizePaths(expand);
invertedPaths.ExpandTerms.Single().ShouldBeExpandTermToken("1", false)
.And.PathToNavProp.NextToken.ShouldBeNonSystemToken("2");
}
public void NormalizeTreeWorksWhenPathsHaveArguments()
{
// $expand=1(name=value)/2
ExpandToken expand = new ExpandToken(new ExpandTermToken[] { new ExpandTermToken(new NonSystemToken("1", new NamedValue[] { new NamedValue("name", new LiteralToken("value")) }, null)) });
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
ExpandToken normalizedExpand = expandTreeNormalizer.NormalizeExpandTree(expand);
normalizedExpand.ExpandTerms.Single().ShouldBeExpandTermToken("1", true)
.And.PathToNavProp.As<NonSystemToken>().NamedValues.Single().ShouldBeNamedValue("name", "value");
normalizedExpand.ExpandTerms.Single().ExpandOption.Should().BeNull();
}
public void NormalizeAnExpandOptionSyntaxTreeResultsInUnchangedOutput()
{
// $expand=1($expand=2;)
ExpandToken innerExpand = new ExpandToken(new ExpandTermToken[] { new ExpandTermToken(new NonSystemToken("2", null, null)) });
ExpandToken expand = new ExpandToken(new ExpandTermToken[]{new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
innerExpand)});
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
ExpandToken normalizedExpand = expandTreeNormalizer.NormalizeExpandTree(expand);
normalizedExpand.ExpandTerms.Single().ShouldBeExpandTermToken("1", true)
.And.ExpandOption.ExpandTerms.Single().ShouldBeExpandTermToken("2", true)
.And.ExpandOption.Should().BeNull();
}
public void CombineTermsWorksForMultipleTerms()
{
// $expand=1($expand=2), 1($expand=3)
List<ExpandTermToken> expandTerms = new List<ExpandTermToken>();
var token2 = new NonSystemToken("2", null, null);
var token3 = new NonSystemToken("3", null, null);
expandTerms.Add(new ExpandTermToken(new NonSystemToken("1", /*namedValues*/null, /*nextToken*/null), /*SelectToken*/null, new ExpandToken(new List<ExpandTermToken>() { new ExpandTermToken(token2) })));
expandTerms.Add(new ExpandTermToken(new NonSystemToken("1", /*namedValues*/null, /*nextToken*/null), /*SelectToken*/null, new ExpandToken(new List<ExpandTermToken>() { new ExpandTermToken(token3) })));
ExpandToken expand = new ExpandToken(expandTerms);
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
ExpandToken combinedExpand = expandTreeNormalizer.CombineTerms(expand);
combinedExpand.ExpandTerms.Single().ShouldBeExpandTermToken("1", true);
combinedExpand.ExpandTerms.ElementAt(0).ExpandOption.ExpandTerms.Should().Contain(t => t.PathToNavProp == token2);
combinedExpand.ExpandTerms.ElementAt(0).ExpandOption.ExpandTerms.Should().Contain(t => t.PathToNavProp == token3);
}
/// <summary>
/// Add semantic meaning to a Select or Expand Token
/// </summary>
/// <param name="elementType">the top level entity type.</param>
/// <param name="navigationSource">the top level navigation source</param>
/// <param name="expandToken">the syntactically parsed expand token</param>
/// <param name="selectToken">the syntactically parsed select token</param>
/// <param name="configuration">The configuration to use for parsing.</param>
/// <returns>A select expand clause bound to metadata.</returns>
public SelectExpandClause Bind(
IEdmStructuredType elementType,
IEdmNavigationSource navigationSource,
ExpandToken expandToken,
SelectToken selectToken,
ODataUriParserConfiguration configuration)
{
ExpandToken unifiedSelectExpandToken = SelectExpandSyntacticUnifier.Combine(expandToken, selectToken);
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
ExpandToken normalizedSelectExpandToken = expandTreeNormalizer.NormalizeExpandTree(unifiedSelectExpandToken);
SelectExpandBinder selectExpandBinder = new SelectExpandBinder(configuration, elementType, navigationSource);
SelectExpandClause clause = selectExpandBinder.Bind(normalizedSelectExpandToken);
SelectExpandClauseFinisher.AddExplicitNavPropLinksWhereNecessary(clause);
new ExpandDepthAndCountValidator(configuration.Settings.MaximumExpansionDepth, configuration.Settings.MaximumExpansionCount).Validate(clause);
return(clause);
}
/// <summary>
/// Add semantic meaning to a Select or Expand Token
/// </summary>
/// <param name="elementType">the top level entity type.</param>
/// <param name="navigationSource">the top level navigation source</param>
/// <param name="expandToken">the syntactically parsed expand token</param>
/// <param name="selectToken">the syntactically parsed select token</param>
/// <param name="configuration">The configuration to use for parsing.</param>
/// <returns>A select expand clause bound to metadata.</returns>
public SelectExpandClause Bind(
IEdmStructuredType elementType,
IEdmNavigationSource navigationSource,
ExpandToken expandToken,
SelectToken selectToken,
ODataUriParserConfiguration configuration)
{
ExpandToken unifiedSelectExpandToken = SelectExpandSyntacticUnifier.Combine(expandToken, selectToken);
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
ExpandToken normalizedSelectExpandToken = expandTreeNormalizer.NormalizeExpandTree(unifiedSelectExpandToken);
SelectExpandBinder selectExpandBinder = new SelectExpandBinder(configuration, elementType, navigationSource);
SelectExpandClause clause = selectExpandBinder.Bind(normalizedSelectExpandToken);
SelectExpandClauseFinisher.AddExplicitNavPropLinksWhereNecessary(clause);
new ExpandDepthAndCountValidator(configuration.Settings.MaximumExpansionDepth, configuration.Settings.MaximumExpansionCount).Validate(clause);
return clause;
}
public void InvertPathsKeepsExpandOptionsInvariant()
{
//$expand=1($filter=filter, $orderby=orderby, $top=top, $skip=skip;)
ExpandToken expand = new ExpandToken(
new ExpandTermToken[] {
new ExpandTermToken(
new NonSystemToken("1", null, null),
new LiteralToken("filter"),
new OrderByToken []{ new OrderByToken(new LiteralToken("orderby"), OrderByDirection.Descending)},
1,
2,
false,
3,
new StringLiteralToken("searchme"),
new SelectToken(null),
new ExpandToken(null))
}
);
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
ExpandToken invertedPaths = expandTreeNormalizer.NormalizePaths(expand);
var invertedToken = invertedPaths.ExpandTerms.Single();
invertedToken.ShouldBeExpandTermToken("1", true);
invertedToken.FilterOption.ShouldBeLiteralQueryToken("filter");
invertedToken.OrderByOptions.Single().Expression.ShouldBeLiteralQueryToken("orderby");
invertedToken.OrderByOptions.Single().Direction.Should().Be(OrderByDirection.Descending);
invertedToken.TopOption.Should().Be(1);
invertedToken.SkipOption.Should().Be(2);
invertedToken.CountQueryOption.Should().BeFalse();
invertedToken.LevelsOption.Should().Be(3);
invertedToken.SearchOption.ShouldBeStringLiteralToken("searchme");
invertedToken.SelectOption.Properties.Should().BeEmpty();
invertedToken.ExpandOption.ExpandTerms.Should().BeEmpty();
}
public void CombineChildNodesWorksForTwoPopulatedNodes()
{
// $expand=1($expand=2), 1($expand=3)
ExpandTermToken innerExpandTerm1 = new ExpandTermToken(new NonSystemToken("2", null, null));
ExpandToken innerExpand1 = new ExpandToken(new ExpandTermToken[] { innerExpandTerm1 });
ExpandTermToken outerExpandTerm1 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
innerExpand1);
ExpandTermToken innerExpandTerm2 = new ExpandTermToken(new NonSystemToken("3", null, null));
ExpandToken innerExpand2 = new ExpandToken(new ExpandTermToken[] { innerExpandTerm2 });
ExpandTermToken outerExpandTerm2 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
innerExpand2);
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
IEnumerable<ExpandTermToken> combinedChildren = expandTreeNormalizer.CombineChildNodes(outerExpandTerm1, outerExpandTerm2);
combinedChildren.Should().Contain(innerExpandTerm1).And.Contain(innerExpandTerm2);
}
public void CombineChildNodesWorksForSingleEmptyNode()
{
// $expand=1($expand=2;), 1
ExpandToken innerExpand = new ExpandToken(new ExpandTermToken[] { new ExpandTermToken(new NonSystemToken("2", null, null)) });
ExpandTermToken outerExpandTerm1 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
innerExpand);
ExpandTermToken outerExpandTerm2 = new ExpandTermToken(new NonSystemToken("1", null, null));
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
IEnumerable<ExpandTermToken> combinedChildren = expandTreeNormalizer.CombineChildNodes(outerExpandTerm1, outerExpandTerm2);
combinedChildren.Single().ShouldBeExpandTermToken("2", false);
}
public void CombineChildNodesWorksForTwoEmptyNodes()
{
// $expand=1
ExpandTermToken expandTerm = new ExpandTermToken(new NonSystemToken("1", null, null));
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
IEnumerable<ExpandTermToken> combinedChildren = expandTreeNormalizer.CombineChildNodes(expandTerm, expandTerm);
combinedChildren.Count().Should().Be(0);
}
public void AddTermsWorksForNestedMultipleTerms()
{
// $expand=1($expand=2($expand=5;),4;), 1($expand=2($expand=0;);)
ExpandTermToken innerExpandTerm1 = new ExpandTermToken(new NonSystemToken("2", null, null),
null /*selectOption*/,
new ExpandToken(new ExpandTermToken[] { new ExpandTermToken(new NonSystemToken("5", null, null)) }));
ExpandTermToken innerExpandTerm2 = new ExpandTermToken(new NonSystemToken("4", null, null));
ExpandTermToken outerExpandTerm1 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
new ExpandToken(new ExpandTermToken[] { innerExpandTerm1, innerExpandTerm2 }));
ExpandTermToken innerExpandTerm3 = new ExpandTermToken(new NonSystemToken("2", null, null),
null /*selectOption*/,
new ExpandToken(new ExpandTermToken[] { new ExpandTermToken(new NonSystemToken("0", null, null)) }));
ExpandTermToken outerExpandTerm2 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
new ExpandToken(new ExpandTermToken[] { innerExpandTerm3 }));
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
var addedToken = expandTreeNormalizer.CombineTerms(outerExpandTerm1, outerExpandTerm2);
addedToken.ShouldBeExpandTermToken("1", true).And.ExpandOption.ExpandTerms.Should().Contain(innerExpandTerm2);
ExpandTermToken twoToken = addedToken.ExpandOption.ExpandTerms.FirstOrDefault(x => x.PathToNavProp.Identifier == "2");
twoToken.ShouldBeExpandTermToken("2", true);
ExpandTermToken fiveToken = twoToken.ExpandOption.ExpandTerms.FirstOrDefault(x => x.PathToNavProp.Identifier == "5");
ExpandTermToken zeroToken = twoToken.ExpandOption.ExpandTerms.FirstOrDefault(x => x.PathToNavProp.Identifier == "0");
fiveToken.ShouldBeExpandTermToken("5", true);
zeroToken.ShouldBeExpandTermToken("0", true);
}
public void AddTermsWorksAtDeepLevel()
{
// $expand=1($expand=2($expand=3;);), 1($expand=2($expand=0;);)
ExpandTermToken innerInnerExpandTerm1 = new ExpandTermToken(new NonSystemToken("3", null, null));
ExpandTermToken innerExpandTerm1 = new ExpandTermToken(new NonSystemToken("2", null, null),
null /*selectOption*/,
new ExpandToken(new ExpandTermToken[] { innerInnerExpandTerm1 }));
ExpandTermToken outerExpandTerm1 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
new ExpandToken(new ExpandTermToken[] { innerExpandTerm1 }));
ExpandTermToken innerInnerExpandTerm2 = new ExpandTermToken(new NonSystemToken("0", null, null));
ExpandTermToken innerExpandTerm2 = new ExpandTermToken(new NonSystemToken("2", null, null),
null /*selectOption*/,
new ExpandToken(new ExpandTermToken[] { innerInnerExpandTerm2 }));
ExpandTermToken outerExpandTerm2 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
new ExpandToken(new ExpandTermToken[] { innerExpandTerm2 }));
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
var addedToken = expandTreeNormalizer.CombineTerms(outerExpandTerm1, outerExpandTerm2);
addedToken.ShouldBeExpandTermToken("1", true)
.And.ExpandOption.ExpandTerms.Single().ShouldBeExpandTermToken("2", true)
.And.ExpandOption.ExpandTerms.Should().Contain(innerInnerExpandTerm1)
.And.Contain(innerInnerExpandTerm2);
}
public void AddTermsWorksForOneLevelBelow()
{
// $expand=1($expand=2;), 1($expand=3;)
ExpandTermToken innerExpandTerm1 = new ExpandTermToken(new NonSystemToken("2", null, null));
ExpandToken innerExpand1 = new ExpandToken(new ExpandTermToken[] { innerExpandTerm1 });
ExpandTermToken outerToken1 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
innerExpand1);
ExpandTermToken innerExpandTerm2 = new ExpandTermToken(new NonSystemToken("3", null, null));
ExpandToken innerExpand2 = new ExpandToken(new ExpandTermToken[] { innerExpandTerm2 });
ExpandTermToken outerToken2 = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
innerExpand2);
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
var addedToken = expandTreeNormalizer.CombineTerms(outerToken1, outerToken2);
addedToken.ShouldBeExpandTermToken("1", true).And.ExpandOption.ExpandTerms.Should().Contain(innerExpandTerm2).And.Contain(innerExpandTerm1);
}
public void AddTermsDoesNothingForIdenticalTrees()
{
// $expand=1($expand=2;)
ExpandToken innerExpand = new ExpandToken(new ExpandTermToken[] { new ExpandTermToken(new NonSystemToken("2", null, null)) });
ExpandTermToken outerExpandToken = new ExpandTermToken(new NonSystemToken("1", null, null),
null /*selectOption*/,
innerExpand);
ExpandTreeNormalizer expandTreeNormalizer = new ExpandTreeNormalizer();
var addedToken = expandTreeNormalizer.CombineTerms(outerExpandToken, outerExpandToken);
addedToken.ShouldBeExpandTermToken("1", true).And.ExpandOption.ExpandTerms.Single().ShouldBeExpandTermToken("2", true);
}