public void CreateExpressionForMutation()
{
DocumentNode document = Utf8GraphQLParser.Parse("mutation { updateClient(strProp: \"test\") { strProp intProp dateProp child { strProp } sameClass { strProp } children { strProp } } }");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <TestClass>(queryRequest.Query as QueryDocument);
var expression = parser.CreateExpression();
expression.ToString().Should().Be("a => new {StrProp = a.StrProp, IntProp = a.IntProp, DateProp = a.DateProp, Child = new {StrProp = a.Child.StrProp}, SameClass = new {StrProp = a.SameClass.StrProp}, Children = a.Children.Select(b => new {StrProp = b.StrProp})}");
}
public void CreateBasicExpression()
{
DocumentNode document = Utf8GraphQLParser.Parse("{ testQuery { strProp intProp dateProp } }");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <TestClass>(queryRequest.Query as QueryDocument);
var expression = parser.CreateExpression <TestClass>();
expression.ToString().Should().Be("a => new {StrProp = a.StrProp, IntProp = a.IntProp, DateProp = a.DateProp}");
}
public void CreateExpressionForQuery()
{
DocumentNode document = Utf8GraphQLParser.Parse("{ testQuery { strProp intProp dateProp child { otherStrProp } sameClass { strProp } children { listStrProp } } }");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <TestClass>(queryRequest.Query as QueryDocument);
var expression = parser.CreateExpression <TestClass>();
expression.ToString().Should().Be("a => new {StrProp = a.StrProp, IntProp = a.IntProp, DateProp = a.DateProp, Child = new {OtherStrProp = a.Child.OtherStrProp}, SameClass = new {StrProp = a.SameClass.StrProp}, Children = a.Children.Select(b => new {ListStrProp = b.ListStrProp})}");
}
public void ClassConvertion()
{
DocumentNode document = Utf8GraphQLParser.Parse("{ testQuery { strProp innerProp intInnerProp } }");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <AttrData>(queryRequest.Query as QueryDocument);
var expression = parser.CreateExpression <AttrSchema>();
expression.ToString().Should().Be("a => new {StrProp = a.StrProp, Child = new {InnerProp = a.Child.InnerProp, IntInnerProp = a.Child.IntInnerProp}}");
}
public void CreateExpressionFromComplexObjectWithListInside()
{
DocumentNode document = Utf8GraphQLParser.Parse("{ testQuery { child { otherStrProp secondChild { id } } } }");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <TestClass>(queryRequest.Query as QueryDocument);
var expression = parser.CreateExpression <TestClass>();
expression.ToString().Should().Be("a => new {Child = new {OtherStrProp = a.Child.OtherStrProp, SecondChild = a.Child.SecondChild.Select(b => new {Id = b.Id})}}");
}
public void DoesNotThrowWithNonExitingPropertyInSchema()
{
DocumentNode document = Utf8GraphQLParser.Parse("{ testQuery { strProp noProp } }");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <AttrData>(queryRequest.Query as QueryDocument);
var expression = parser.CreateExpression <AttrSchema>();
expression.ToString().Should().Be("a => new {StrProp = a.StrProp}");
}
public void ClassConvertion()
{
DocumentNode document = Utf8GraphQLParser.Parse("{ testQuery { strProp innerProp intInnerProp { val } prop } }");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <AttrData>(queryRequest.Query as QueryDocument);
var expression = parser.CreateExpression <AttrSchema>();
expression.ToString().Should().Be("a => new {StrProp = a.StrProp, Prop = a.Prop, Child = new {InnerProp = a.Child.InnerProp, IntInnerProp = a.Child.IntInnerProp.Select(b => new {Val = b.Val})}}");
List <AttrData> test = AttrData.CreateTestList();
var expressionRun = test.Select(expression.Compile());
Assert.Equal(7, expressionRun.FirstOrDefault().Child.InnerProp);
}
public void FilterPaginationNodes()
{
DocumentNode document = Utf8GraphQLParser.Parse(@"
{
testQuery
{
edges
{
node
{
strProp intProp dateProp child { otherStrProp }
}
}
nodes
{
strProp intProp dateProp child { otherStrProp }
}
pageInfo
{
endCursor
hasNextPage
hasPreviousPage
startCursor
}
totalCount
}
}");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <TestClass>(queryRequest.Query as QueryDocument);
var expression = parser.CreateExpression <TestClass>(usePagination: true);
expression.ToString().Should().Be("a => new {StrProp = a.StrProp, IntProp = a.IntProp, DateProp = a.DateProp, Child = new {OtherStrProp = a.Child.OtherStrProp}}");
}
public void UnsupportedOperation()
{
DocumentNode document = Utf8GraphQLParser.Parse("subscription { onReview(episode: NEWHOPE) { stars comment } }");
var queryBuilder = QueryRequestBuilder.New().SetQuery(document);
var queryRequest = queryBuilder.Create();
var parser = new GraphToExpressionParser <TestClass>(queryRequest.Query as QueryDocument);
Exception exception = Assert.Throws <UnsupportedOperationException>(() => parser.CreateExpression());
exception.Should().BeOfType(typeof(UnsupportedOperationException));
exception.Message.Should().Be("There is no support for the operation Subscription");
}