public static LinqTestOutput ExecuteTest(LinqTestInput input)
{
string querySqlStr = string.Empty;
try
{
Func <bool, IQueryable> compiledQuery = input.Expression.Compile();
IQueryable queryResults = compiledQuery(true);
querySqlStr = JObject.Parse(queryResults.ToString()).GetValue("query", StringComparison.Ordinal).ToString();
// we skip unordered query because the LinQ results vs actual query results are non-deterministic
if (!input.skipVerification)
{
IQueryable dataResults = compiledQuery(false);
LinqTestsCommon.ValidateResults(queryResults, dataResults);
}
return(new LinqTestOutput(querySqlStr));
}
catch (Exception e)
{
return(new LinqTestOutput(querySqlStr, LinqTestsCommon.BuildExceptionMessageForTest(e)));
}
}
/// <summary>
/// Compare 2 IEnumerable which may contain IEnumerable themselves.
/// </summary>
/// <param name="queryResults">The query results from Cosmos DB</param>
/// <param name="dataResults">The query results from actual data</param>
/// <returns>True if the two IEbumerable equal</returns>
private static bool NestedListsSequenceEqual(IEnumerable queryResults, IEnumerable dataResults)
{
IEnumerator queryIter, dataIter;
for (queryIter = queryResults.GetEnumerator(), dataIter = dataResults.GetEnumerator();
queryIter.MoveNext() && dataIter.MoveNext();)
{
IEnumerable queryEnumerable = queryIter.Current as IEnumerable;
IEnumerable dataEnumerable = dataIter.Current as IEnumerable;
if (queryEnumerable == null && dataEnumerable == null)
{
if (!(queryIter.Current.Equals(dataIter.Current)))
{
return(false);
}
}
else if (queryEnumerable == null || dataEnumerable == null)
{
return(false);
}
else
{
if (!(LinqTestsCommon.NestedListsSequenceEqual(queryEnumerable, dataEnumerable)))
{
return(false);
}
}
}
return(!(queryIter.MoveNext() || dataIter.MoveNext()));
}
public void ValidateSQLTranslationComplexData()
{
string constString = "s";
int[] array = { 1, 2, 3 };
var paramx = Expression.Parameter(typeof(int), "x");
const int Records = 100;
const int MaxArraySize = 10;
const int MaxStringLength = 50;
Func <Random, complex> createDataObj = (random) =>
{
var obj = new complex();
obj.b = random.NextDouble() < 0.5;
obj.dbl = random.NextDouble();
obj.dblArray = new double[random.Next(MaxArraySize)];
for (int i = 0; i < obj.dblArray.Length; ++i)
{
obj.dblArray[i] = random.NextDouble() < 0.1 ? 3 : random.NextDouble();
}
obj.inside = new simple()
{
x = random.Next(), y = random.Next()
};
obj.str = random.NextDouble() < 0.1 ? "5" : LinqTestsCommon.RandomString(random, random.Next(MaxStringLength));
obj.id = Guid.NewGuid().ToString();
obj.pk = "Test";
return(obj);
};
var getQuery = LinqTestsCommon.GenerateTestCosmosData <complex>(createDataObj, Records, testContainer);
var inputs = new List <LinqTestInput>();
inputs.Add(new LinqTestInput("Select equality", b => getQuery(b).Select(s => s.str == "5")));
inputs.Add(new LinqTestInput("Select string concat", b => getQuery(b).Select(d => "x" + d.str)));
inputs.Add(new LinqTestInput("Select string concat w const", b => getQuery(b).Select(d => "x" + constString + d.str)));
inputs.Add(new LinqTestInput("SelectMany array", b => getQuery(b).SelectMany(d => d.dblArray)));
inputs.Add(new LinqTestInput("SelectMany array property -> Filter x -> Select x expr", b => getQuery(b).SelectMany(z => z.dblArray).Where(x => x > 2).Select(x => x + 2)));
inputs.Add(new LinqTestInput("SelectMany array property -> Filter x equality -> Select x expr", b => getQuery(b).SelectMany(z => z.dblArray.Where(x => x == 3).Select(x => x + 1))));
inputs.Add(new LinqTestInput("SelectMany array property -> Select identity", b => getQuery(b).SelectMany(d => d.dblArray.Select(x => x))));
inputs.Add(new LinqTestInput("SelectMany array property", b => getQuery(b).SelectMany(d => d.dblArray)));
inputs.Add(new LinqTestInput("SelectMany array property -> Select x expr", b => getQuery(b).SelectMany(z => z.dblArray.Select(x => z.dbl + x))));
inputs.Add(new LinqTestInput("SelectMany array property -> Select new", b => getQuery(b).SelectMany(z => z.dblArray.Select(x => new { z.b, x = Math.Truncate(x * 100) }))));
inputs.Add(new LinqTestInput("SelectMany identity", b => getQuery(b).SelectMany(x => x.dblArray)));
inputs.Add(new LinqTestInput("SelectMany x -> Select y", b => getQuery(b).SelectMany(x => x.dblArray.Select(y => y))));
inputs.Add(new LinqTestInput("SelectMany x -> Select x.y", b => getQuery(b).SelectMany(x => x.dblArray.Select(y => y))));
inputs.Add(new LinqTestInput("SelectMany array", b => getQuery(b).SelectMany(x => x.dblArray)));
this.ExecuteTestSuite(inputs);
}
public static LinqTestOutput ExecuteTest(LinqTestInput input)
{
var querySqlStr = string.Empty;
try
{
var compiledQuery = input.Expression.Compile();
var queryResults = compiledQuery(true);
querySqlStr = JObject.Parse(queryResults.ToString()).GetValue("query", StringComparison.Ordinal).ToString();
// we skip unordered query because the LinQ results vs actual query results are non-deterministic
if (!input.skipVerification)
{
var dataResults = compiledQuery(false);
LinqTestsCommon.ValidateResults(queryResults, dataResults);
}
string errorMsg = null;
if (input.errorMessage != null)
{
errorMsg = $"Expecting error containing message [[{input.errorMessage}]]. Actual: <No error>";
}
return(new LinqTestOutput(querySqlStr, errorMsg, errorMsg != null));
}
catch (Exception e)
{
while (!(e is DocumentClientException) && e.InnerException != null)
{
e = e.InnerException;
}
string message = null;
bool hasFailed = false;
if (input.errorMessage != null && !e.Message.Contains(input.errorMessage))
{
message = $"Expecting error containing message [[{input.errorMessage}]]. Actual: [[{e.Message}]]";
hasFailed = true;
}
else if (input.errorMessage == null)
{
message = e.Message;
hasFailed = true;
}
return(new LinqTestOutput(querySqlStr, message, hasFailed));
}
}
public static LinqTestOutput ExecuteTest(LinqTestInput input)
{
string querySqlStr = string.Empty;
try
{
Func <bool, IQueryable> compiledQuery = input.Expression.Compile();
IQueryable queryResults = compiledQuery(true);
querySqlStr = JObject.Parse(queryResults.ToString()).GetValue("query", StringComparison.Ordinal).ToString();
// we skip unordered query because the LinQ results vs actual query results are non-deterministic
if (!input.skipVerification)
{
IQueryable dataResults = compiledQuery(false);
LinqTestsCommon.ValidateResults(queryResults, dataResults);
}
return(new LinqTestOutput(querySqlStr));
}
catch (Exception e)
{
while (e.InnerException != null)
{
e = e.InnerException;
}
string message;
if (e is CosmosException cosmosException)
{
message = $"Status Code: {cosmosException.StatusCode}";
}
else if (e is DocumentClientException documentClientException)
{
message = documentClientException.RawErrorMessage;
}
else
{
message = e.Message;
}
return(new LinqTestOutput(querySqlStr, message));
}
}
public static LinqTestOutput ExecuteTest(LinqTestInput input)
{
var querySqlStr = string.Empty;
try
{
var compiledQuery = input.Expression.Compile();
var queryResults = compiledQuery(true);
querySqlStr = JObject.Parse(queryResults.ToString()).GetValue("query", StringComparison.Ordinal).ToString();
// we skip unordered query because the LinQ results vs actual query results are non-deterministic
if (!input.skipVerification)
{
var dataResults = compiledQuery(false);
LinqTestsCommon.ValidateResults(queryResults, dataResults);
}
return(new LinqTestOutput(querySqlStr));
}
catch (Exception e)
{
while (!(e is DocumentClientException) && e.InnerException != null)
{
e = e.InnerException;
}
string message = null;
DocumentClientException dce = e as DocumentClientException;
if (dce != null)
{
message = dce.RawErrorMessage;
}
else
{
message = e.Message;
}
return(new LinqTestOutput(querySqlStr, message));
}
}
public override LinqTestOutput ExecuteTest(LinqTestInput input)
{
return(LinqTestsCommon.ExecuteTest(input));
}
public void ValidateSQLTranslation()
{
int constInt = 2;
int[] array = { 1, 2, 3 };
var paramx = Expression.Parameter(typeof(int), "x");
float floatValue = 5.23f;
const int Records = 100;
Func <Random, simple> createDataObj = (random) =>
{
var obj = new simple();
obj.x = random.Next();
obj.y = random.Next();
return(obj);
};
var dataQuery = LinqTestsCommon.GenerateTestData <simple>(createDataObj, Records, client, testCollection);
var inputs = new List <LinqTestInput>();
inputs.Add(new LinqTestInput("Select cast float", b => dataQuery(b).Select(x => (int)(floatValue))));
inputs.Add(new LinqTestInput("Select identity", b => dataQuery(b).Select(x => x)));
inputs.Add(new LinqTestInput("Select int expr", b => dataQuery(b).Select(x => x.x % 10 + 2 + x.x % 5)));
inputs.Add(new LinqTestInput("Select int expr w const", b => dataQuery(b).Select(x => x.x + constInt)));
inputs.Add(new LinqTestInput("Select w new array", b => dataQuery(b).Select(d => new int[2] {
d.x, d.x + 1
})));
inputs.Add(new LinqTestInput("Select new", b => dataQuery(b).Select(d => new { first = d.x, second = d.x })));
inputs.Add(new LinqTestInput("Select nested new", b => dataQuery(b).Select(d => new { first = d.x, second = new { third = d.x } })));
inputs.Add(new LinqTestInput("Filter int >", b => dataQuery(b).Where(x => x.x > 2)));
inputs.Add(new LinqTestInput("Filter method >", b => dataQuery(b).Where(x => x.x > id(3))));
inputs.Add(new LinqTestInput("Filter int > -> Select int expr", b => dataQuery(b).Where(x => x.x > 2).Select(x => x.x + 2)));
inputs.Add(new LinqTestInput("Select int expr -> Filter int >", b => dataQuery(b).Select(x => x.x + 2).Where(x => x > 2)));
inputs.Add(new LinqTestInput("Filter int > -> Filter another field", b => dataQuery(b).Where(x => x.x > 2).Where(y => y.x < 4)));
inputs.Add(new LinqTestInput("Filter x -> Filter y -> Select y expr", b => dataQuery(b).Where(x => x.x > 2).Where(y => y.x < 4).Select(y => y.x + y.x)));
inputs.Add(new LinqTestInput("Select expr w const array", b => dataQuery(b).Select(x => x.x + array[2])));
inputs.Add(new LinqTestInput("Select const array index", b => dataQuery(b)
.Where(x => x.x >= 0 && x.x < 3)
.Select(x => new int[] { 1, 2, 3 }[x.x]), "The specified query includes 'member indexer' which is currently not supported."));
inputs.Add(new LinqTestInput("Select new simple", b => dataQuery(b).Select(x => new simple {
x = x.x, y = x.x
})));
inputs.Add(new LinqTestInput("Select new nested", b => dataQuery(b).Select(x => new nested {
s = new simple {
x = x.x, y = x.x
}, x = 2
})));
inputs.Add(new LinqTestInput("Select new complex", b => dataQuery(b).Select(d => new complex {
dbl = 1.0, str = "", b = false, dblArray = new double[] { 1.0, 2.0, }, inside = new simple {
x = d.x, y = d.x
}
})));
inputs.Add(new LinqTestInput("Select cast double x", b => dataQuery(b).Select(x => (double)x.x)));
inputs.Add(new LinqTestInput("Select indexer x", b => dataQuery(b)
.Where(x => x.x >= 0 && x.x < array.Length)
.Select(x => array[x.x]), "The specified query includes 'member indexer' which is currently not supported."));
inputs.Add(new LinqTestInput("Select new constructor", b => dataQuery(b).Select(x => new TimeSpan(x.x)), "Constructor invocation is not supported."));
inputs.Add(new LinqTestInput("Select method id", b => dataQuery(b).Select(x => id(x)), "Method 'id' is not supported."));
inputs.Add(new LinqTestInput("Select identity", b => dataQuery(b).Select(x => x)));
inputs.Add(new LinqTestInput("Select simple property", b => dataQuery(b).Select(x => x.x)));
this.ExecuteTestSuite(inputs);
}
public static Func <bool, IQueryable <Family> > GenerateFamilyCosmosData(
Cosmos.Database cosmosDatabase, out Container container)
{
// The test collection should have range index on string properties
// for the orderby tests
PartitionKeyDefinition partitionKeyDefinition = new PartitionKeyDefinition {
Paths = new System.Collections.ObjectModel.Collection <string>(new[] { "/Pk" }), Kind = PartitionKind.Hash
};
var newCol = new ContainerProperties()
{
Id = Guid.NewGuid().ToString(),
PartitionKey = partitionKeyDefinition,
IndexingPolicy = new Microsoft.Azure.Cosmos.IndexingPolicy()
{
IncludedPaths = new Collection <Cosmos.IncludedPath>()
{
new Cosmos.IncludedPath()
{
Path = "/*",
Indexes = new System.Collections.ObjectModel.Collection <Microsoft.Azure.Cosmos.Index>()
{
Microsoft.Azure.Cosmos.Index.Range(Microsoft.Azure.Cosmos.DataType.Number, -1),
Microsoft.Azure.Cosmos.Index.Range(Microsoft.Azure.Cosmos.DataType.String, -1)
}
}
},
CompositeIndexes = new Collection <Collection <Cosmos.CompositePath> >()
{
new Collection <Cosmos.CompositePath>()
{
new Cosmos.CompositePath()
{
Path = "/FamilyId", Order = Cosmos.CompositePathSortOrder.Ascending
},
new Cosmos.CompositePath()
{
Path = "/Int", Order = Cosmos.CompositePathSortOrder.Ascending
}
},
new Collection <Cosmos.CompositePath>()
{
new Cosmos.CompositePath()
{
Path = "/FamilyId", Order = Cosmos.CompositePathSortOrder.Ascending
},
new Cosmos.CompositePath()
{
Path = "/Int", Order = Cosmos.CompositePathSortOrder.Descending
}
},
new Collection <Cosmos.CompositePath>()
{
new Cosmos.CompositePath()
{
Path = "/FamilyId", Order = Cosmos.CompositePathSortOrder.Ascending
},
new Cosmos.CompositePath()
{
Path = "/Int", Order = Cosmos.CompositePathSortOrder.Ascending
},
new Cosmos.CompositePath()
{
Path = "/IsRegistered", Order = Cosmos.CompositePathSortOrder.Descending
}
},
new Collection <Cosmos.CompositePath>()
{
new Cosmos.CompositePath()
{
Path = "/Int", Order = Cosmos.CompositePathSortOrder.Ascending
},
new Cosmos.CompositePath()
{
Path = "/IsRegistered", Order = Cosmos.CompositePathSortOrder.Descending
}
},
new Collection <Cosmos.CompositePath>()
{
new Cosmos.CompositePath()
{
Path = "/IsRegistered", Order = Cosmos.CompositePathSortOrder.Ascending
},
new Cosmos.CompositePath()
{
Path = "/Int", Order = Cosmos.CompositePathSortOrder.Descending
}
}
}
}
};
container = cosmosDatabase.CreateContainerAsync(newCol).Result;
const int Records = 100;
const int MaxNameLength = 100;
const int MaxThingStringLength = 50;
const int MaxChild = 5;
const int MaxPets = MaxChild;
const int MaxThings = MaxChild;
const int MaxGrade = 101;
const int MaxTransaction = 20;
const int MaxTransactionMinuteRange = 200;
int MaxTransactionType = Enum.GetValues(typeof(TransactionType)).Length;
Family createDataObj(Random random)
{
var obj = new Family
{
FamilyId = random.NextDouble() < 0.05 ? "some id" : Guid.NewGuid().ToString(),
IsRegistered = random.NextDouble() < 0.5,
NullableInt = random.NextDouble() < 0.5 ? (int?)random.Next() : null,
Int = random.NextDouble() < 0.5 ? 5 : random.Next(),
Id = Guid.NewGuid().ToString(),
Pk = "Test",
Parents = new Parent[random.Next(2) + 1]
};
for (int i = 0; i < obj.Parents.Length; ++i)
{
obj.Parents[i] = new Parent()
{
FamilyName = LinqTestsCommon.RandomString(random, random.Next(MaxNameLength)),
GivenName = LinqTestsCommon.RandomString(random, random.Next(MaxNameLength))
};
}
obj.Tags = new string[random.Next(MaxChild)];
for (int i = 0; i < obj.Tags.Length; ++i)
{
obj.Tags[i] = (i + random.Next(30, 36)).ToString();
}
obj.Children = new Child[random.Next(MaxChild)];
for (int i = 0; i < obj.Children.Length; ++i)
{
obj.Children[i] = new Child()
{
Gender = random.NextDouble() < 0.5 ? "male" : "female",
FamilyName = obj.Parents[random.Next(obj.Parents.Length)].FamilyName,
GivenName = LinqTestsCommon.RandomString(random, random.Next(MaxNameLength)),
Grade = random.Next(MaxGrade)
};
obj.Children[i].Pets = new List <Pet>();
for (int j = 0; j < random.Next(MaxPets); ++j)
{
obj.Children[i].Pets.Add(new Pet()
{
GivenName = random.NextDouble() < 0.5 ?
LinqTestsCommon.RandomString(random, random.Next(MaxNameLength)) :
"Fluffy"
});
}
obj.Children[i].Things = new Dictionary <string, string>();
for (int j = 0; j < random.Next(MaxThings) + 1; ++j)
{
obj.Children[i].Things.Add(
j == 0 ? "A" : $"{j}-{random.Next().ToString()}",
LinqTestsCommon.RandomString(random, random.Next(MaxThingStringLength)));
}
}
obj.Records = new Logs
{
LogId = LinqTestsCommon.RandomString(random, random.Next(MaxNameLength)),
Transactions = new Transaction[random.Next(MaxTransaction)]
};
for (int i = 0; i < obj.Records.Transactions.Length; ++i)
{
var transaction = new Transaction()
{
Amount = random.Next(),
Date = DateTime.Now.AddMinutes(random.Next(MaxTransactionMinuteRange)),
Type = (TransactionType)(random.Next(MaxTransactionType))
};
obj.Records.Transactions[i] = transaction;
}
return(obj);
}
Func <bool, IQueryable <Family> > getQuery = LinqTestsCommon.GenerateTestCosmosData(createDataObj, Records, container);
return(getQuery);
}
/// <summary>
/// Validate the results of CosmosDB query and the results of LinQ query on the original data
/// Using Assert, will fail the unit test if the two results list are not SequenceEqual
/// </summary>
/// <param name="queryResults"></param>
/// <param name="dataResults"></param>
public static void ValidateResults(IQueryable queryResults, IQueryable dataResults)
{
// execution validation
IEnumerator queryEnumerator = queryResults.GetEnumerator();
List <object> queryResultsList = new List <object>();
while (queryEnumerator.MoveNext())
{
queryResultsList.Add(queryEnumerator.Current);
}
List <dynamic> dataResultsList = dataResults.Cast <dynamic>().ToList();
bool resultMatched = true;
string actualStr = null;
string expectedStr = null;
if (dataResultsList.Count == 0 || queryResultsList.Count == 0)
{
resultMatched &= dataResultsList.Count == queryResultsList.Count;
}
else
{
dynamic firstElem = dataResultsList.FirstOrDefault();
if (firstElem is IEnumerable)
{
resultMatched &= CompareListOfArrays(queryResultsList, dataResultsList);
}
else if (LinqTestsCommon.IsAnonymousType(firstElem.GetType()))
{
resultMatched &= CompareListOfAnonymousType(queryResultsList, dataResultsList);
}
else if (LinqTestsCommon.IsNumber(firstElem))
{
const double Epsilon = 1E-6;
Type dataType = firstElem.GetType();
List <dynamic> dataSortedList = dataResultsList.OrderBy(x => x).ToList();
List <object> querySortedList = queryResultsList.OrderBy(x => x).ToList();
if (dataSortedList.Count != querySortedList.Count)
{
resultMatched = false;
}
else
{
for (int i = 0; i < dataSortedList.Count; ++i)
{
if (Math.Abs(dataSortedList[i] - (dynamic)querySortedList[i]) > (dynamic)Convert.ChangeType(Epsilon, dataType))
{
resultMatched = false;
break;
}
}
}
if (!resultMatched)
{
actualStr = JsonConvert.SerializeObject(querySortedList);
expectedStr = JsonConvert.SerializeObject(dataSortedList);
}
}
else
{
var dataNotQuery = dataResultsList.Except(queryResultsList).ToList();
var queryNotData = queryResultsList.Except(dataResultsList).ToList();
resultMatched &= !dataNotQuery.Any() && !queryNotData.Any();
}
}
string assertMsg = string.Empty;
if (!resultMatched)
{
if (actualStr == null)
{
actualStr = JsonConvert.SerializeObject(queryResultsList);
}
if (expectedStr == null)
{
expectedStr = JsonConvert.SerializeObject(dataResultsList);
}
resultMatched |= actualStr.Equals(expectedStr);
if (!resultMatched)
{
assertMsg = $"Expected: {expectedStr}, Actual: {actualStr}, RandomSeed: {LinqTestInput.RandomSeed}";
}
}
Assert.IsTrue(resultMatched, assertMsg);
}
public void ValidateSQLTranslation()
{
int constInt = 2;
int[] array = { 1, 2, 3 };
ParameterExpression paramx = Expression.Parameter(typeof(int), "x");
float floatValue = 5.23f;
const int Records = 100;
Func <Random, simple> createDataObj = (random) =>
{
simple obj = new simple();
obj.x = random.Next();
obj.y = random.Next();
obj.id = Guid.NewGuid().ToString();
obj.pk = "Test";
return(obj);
};
Func <bool, IQueryable <simple> > dataQuery = LinqTestsCommon.GenerateTestCosmosData <simple>(createDataObj, Records, testContainer);
List <LinqTestInput> inputs = new List <LinqTestInput>();
inputs.Add(new LinqTestInput("Select cast float", b => dataQuery(b).Select(x => (int)floatValue)));
inputs.Add(new LinqTestInput("Select identity", b => dataQuery(b).Select(x => x)));
inputs.Add(new LinqTestInput("Select int expr", b => dataQuery(b).Select(x => (x.x % 10) + 2 + (x.x % 5))));
inputs.Add(new LinqTestInput("Select int expr w const", b => dataQuery(b).Select(x => x.x + constInt)));
inputs.Add(new LinqTestInput("Select w new array", b => dataQuery(b).Select(d => new int[2] {
d.x, d.x + 1
})));
inputs.Add(new LinqTestInput("Select new", b => dataQuery(b).Select(d => new { first = d.x, second = d.x })));
inputs.Add(new LinqTestInput("Select nested new", b => dataQuery(b).Select(d => new { first = d.x, second = new { third = d.x } })));
inputs.Add(new LinqTestInput("Filter int >", b => dataQuery(b).Where(x => x.x > 2)));
inputs.Add(new LinqTestInput("Filter method >", b => dataQuery(b).Where(x => x.x > id(3))));
inputs.Add(new LinqTestInput("Filter int > -> Select int expr", b => dataQuery(b).Where(x => x.x > 2).Select(x => x.x + 2)));
inputs.Add(new LinqTestInput("Select int expr -> Filter int >", b => dataQuery(b).Select(x => x.x + 2).Where(x => x > 2)));
inputs.Add(new LinqTestInput("Filter int > -> Filter another field", b => dataQuery(b).Where(x => x.x > 2).Where(y => y.x < 4)));
inputs.Add(new LinqTestInput("Filter x -> Filter y -> Select y expr", b => dataQuery(b).Where(x => x.x > 2).Where(y => y.x < 4).Select(y => y.x + y.x)));
inputs.Add(new LinqTestInput("Select expr w const array", b => dataQuery(b).Select(x => x.x + array[2])));
inputs.Add(new LinqTestInput("Select const array index", b => dataQuery(b)
.Where(x => x.x >= 0 && x.x < 3)
.Select(x => new int[] { 1, 2, 3 }[x.x])));
inputs.Add(new LinqTestInput("Select new simple", b => dataQuery(b).Select(x => new simple {
x = x.x, y = x.x
})));
inputs.Add(new LinqTestInput("Select new nested", b => dataQuery(b).Select(x => new nested {
s = new simple {
x = x.x, y = x.x
}, x = 2
})));
inputs.Add(new LinqTestInput("Select new complex", b => dataQuery(b).Select(d => new complex {
dbl = 1.0, str = "", b = false, dblArray = new double[] { 1.0, 2.0, }, inside = new simple {
x = d.x, y = d.x
}
})));
inputs.Add(new LinqTestInput("Select cast double x", b => dataQuery(b).Select(x => (double)x.x)));
inputs.Add(new LinqTestInput("Select indexer x", b => dataQuery(b)
.Where(x => x.x >= 0 && x.x < array.Length)
.Select(x => array[x.x])));
inputs.Add(new LinqTestInput("Select new constructor", b => dataQuery(b).Select(x => new TimeSpan(x.x))));
inputs.Add(new LinqTestInput("Select method id", b => dataQuery(b).Select(x => id(x))));
inputs.Add(new LinqTestInput("Select identity", b => dataQuery(b).Select(x => x)));
inputs.Add(new LinqTestInput("Select simple property", b => dataQuery(b).Select(x => x.x)));
this.ExecuteTestSuite(inputs);
}
internal static Func <bool, IQueryable <Family> > GenerateFamilyData(
DocumentClient client,
CosmosDatabaseSettings testDb,
out CosmosContainerSettings testCollection)
{
// The test collection should have range index on string properties
// for the orderby tests
var newCol = new CosmosContainerSettings()
{
Id = Guid.NewGuid().ToString(),
IndexingPolicy = new IndexingPolicy()
{
IncludedPaths = new System.Collections.ObjectModel.Collection <IncludedPath>()
{
new IncludedPath()
{
Path = "/*",
Indexes = new System.Collections.ObjectModel.Collection <Index>()
{
Index.Range(DataType.Number, -1),
Index.Range(DataType.String, -1)
}
}
}
}
};
testCollection = client.CreateDocumentCollectionAsync(testDb, newCol).Result;
const int Records = 100;
const int MaxNameLength = 100;
const int MaxThingStringLength = 50;
const int MaxChild = 5;
const int MaxPets = MaxChild;
const int MaxThings = MaxChild;
const int MaxGrade = 101;
Func <Random, Family> createDataObj = random =>
{
var obj = new Family();
obj.FamilyId = random.NextDouble() < 0.05 ? "some id" : Guid.NewGuid().ToString();
obj.IsRegistered = random.NextDouble() < 0.5;
obj.NullableInt = random.NextDouble() < 0.5 ? (int?)random.Next() : null;
obj.Int = random.NextDouble() < 0.5 ? 5 : random.Next();
obj.Parents = new Parent[random.Next(2) + 1];
for (int i = 0; i < obj.Parents.Length; ++i)
{
obj.Parents[i] = new Parent()
{
FamilyName = LinqTestsCommon.RandomString(random, random.Next(MaxNameLength)),
GivenName = LinqTestsCommon.RandomString(random, random.Next(MaxNameLength))
};
}
obj.Children = new Child[random.Next(MaxChild)];
for (int i = 0; i < obj.Children.Length; ++i)
{
obj.Children[i] = new Child()
{
Gender = random.NextDouble() < 0.5 ? "male" : "female",
FamilyName = obj.Parents[random.Next(obj.Parents.Length)].FamilyName,
GivenName = LinqTestsCommon.RandomString(random, random.Next(MaxNameLength)),
Grade = random.Next(MaxGrade)
};
obj.Children[i].Pets = new List <Pet>();
for (int j = 0; j < random.Next(MaxPets); ++j)
{
obj.Children[i].Pets.Add(new Pet()
{
GivenName = random.NextDouble() < 0.5 ?
LinqTestsCommon.RandomString(random, random.Next(MaxNameLength)) :
"Fluffy"
});
}
obj.Children[i].Things = new Dictionary <string, string>();
for (int j = 0; j < random.Next(MaxThings) + 1; ++j)
{
obj.Children[i].Things.Add(
j == 0 ? "A" : $"{j}-{random.Next().ToString()}",
LinqTestsCommon.RandomString(random, random.Next(MaxThingStringLength)));
}
}
return(obj);
};
Func <bool, IQueryable <Family> > getQuery = LinqTestsCommon.GenerateTestData(createDataObj, Records, client, testCollection);
return(getQuery);
}
