public void DebugQueryTextShouldReturnExpandedText()
{
var gremlinQuery = new GremlinQuery(
null,
"g[p0][p1][p2][p3][p4][p5][p6][p7][p8][p9][p10][p11]",
new Dictionary<string, object>
{
{ "p0", "val00" },
{ "p1", "val01" },
{ "p2", "val02" },
{ "p3", "val03" },
{ "p4", "val04" },
{ "p5", "val05" },
{ "p6", "val06" },
{ "p7", "val07" },
{ "p8", "val08" },
{ "p9", "val09" },
{ "p10", "val10" },
{ "p11", "val11" },
},
null);
var enumerable = new GremlinNodeEnumerable<object>(gremlinQuery);
Assert.AreEqual(
"g['val00']['val01']['val02']['val03']['val04']['val05']['val06']['val07']['val08']['val09']['val10']['val11']",
enumerable.DebugQueryText);
}
public void FormatGremlinFilterShouldReturnEmptyStringForNoCaseSensititiveFilters()
{
var filters = new List<Filter>();
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var filter = FilterFormatters.FormatGremlinFilter(filters, StringComparison.Ordinal, baseQuery);
Assert.AreEqual(string.Empty, filter.FilterText);
}
public void MoveNextShouldReturnFalseAfterLastRecordOnFirstPageIfThereAreNoFurtherPages()
{
var pages = new Queue<IEnumerable<int>>(new[]
{
Enumerable.Range(0, 100),
Enumerable.Empty<int>()
});
var loadedQueries = new List<IGremlinQuery>();
Func<IGremlinQuery, IEnumerable<int>> loadCallback =
q => { loadedQueries.Add(q); return pages.Dequeue(); };
var baseQuery = new GremlinQuery(
null,
"g.v(p0).outV",
new Dictionary<string, object> { { "p0", 0 } },
null);
var enumerator = new GremlinPagedEnumerator<int>(loadCallback, baseQuery);
for (var i = 0; i < 100; i++)
enumerator.MoveNext();
Assert.IsFalse(enumerator.MoveNext());
}
public void FormatGremlinFilterShouldReturnIndexerSyntaxForSingleCaseInsensititiveGreaterThanFilterWithLongValue()
{
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = long.MaxValue, ExpressionType = ExpressionType.GreaterThan},
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var filter = FilterFormatters.FormatGremlinFilter(filters, StringComparison.OrdinalIgnoreCase, baseQuery);
Assert.AreEqual(".filter{ it[p0] > p1 }", filter.FilterText);
Assert.AreEqual("Foo", filter.FilterParameters["p0"]);
Assert.AreEqual(9223372036854775807, filter.FilterParameters["p1"]);
}
public void FormatGremlinFilterShouldReturnIndexerSyntaxForSingleCaseSensititiveEqualFilterWithIntValue()
{
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = 123, ExpressionType = ExpressionType.Equal }
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var filter = FilterFormatters.FormatGremlinFilter(filters, StringComparison.Ordinal, baseQuery);
Assert.AreEqual(".filter{ it[p0] == p1 }", filter.FilterText);
Assert.AreEqual("Foo", filter.FilterParameters["p0"]);
Assert.AreEqual(123, filter.FilterParameters["p1"]);
}
public void FormatGremlinFilterShouldSupportGuidTypeInNotEqualsExpression()
{
const string guidString = "1a4e451c-aa87-4388-9b53-5d00b05ac728";
var guidValue = Guid.Parse(guidString);
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = guidValue, ExpressionType = ExpressionType.NotEqual }
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var filter = FilterFormatters.FormatGremlinFilter(filters, StringComparison.Ordinal, baseQuery);
Assert.AreEqual(".filter{ it[p0] != p1 }", filter.FilterText);
Assert.AreEqual("Foo", filter.FilterParameters["p0"]);
Assert.AreEqual(guidString, filter.FilterParameters["p1"].ToString());
}
public void FormatGremlinFilterShouldReturnIndexerSyntaxForMultipleCaseSensititiveEqualFiltersWithStringValues()
{
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = "Bar", ExpressionType = ExpressionType.Equal },
new Filter { PropertyName= "Baz", Value = "Qak", ExpressionType = ExpressionType.Equal }
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var filter = FilterFormatters.FormatGremlinFilter(filters, StringComparison.Ordinal, baseQuery);
Assert.AreEqual(".filter{ it[p0].equals(p1) && it[p2].equals(p3) }", filter.FilterText);
Assert.AreEqual("Foo", filter.FilterParameters["p0"]);
Assert.AreEqual("Bar", filter.FilterParameters["p1"]);
Assert.AreEqual("Baz", filter.FilterParameters["p2"]);
Assert.AreEqual("Qak", filter.FilterParameters["p3"]);
}
public void ShouldNotLoadAnythingUntilEnumerated()
{
var loadedQueries = new List<IGremlinQuery>();
Func<IGremlinQuery, IEnumerable<object>> loadCallback =
q => { loadedQueries.Add(q); return new object[0]; };
var baseQuery = new GremlinQuery(
null,
"g.v(p0).outV",
new Dictionary<string, object> { { "p0", 0 } },
null);
new GremlinPagedEnumerator<object>(loadCallback, baseQuery);
Assert.AreEqual(0, loadedQueries.Count());
}
public void MoveNextShouldReturnFalseOnFirstCallIfThereAreNoResults()
{
var results = new int[0];
var loadedQueries = new List<IGremlinQuery>();
Func<IGremlinQuery, IEnumerable<int>> loadCallback =
q => { loadedQueries.Add(q); return results; };
var baseQuery = new GremlinQuery(
null,
"g.v(p0).outV",
new Dictionary<string, object> { { "p0", 0 } },
null);
var enumerator = new GremlinPagedEnumerator<int>(loadCallback, baseQuery);
Assert.IsFalse(enumerator.MoveNext());
}
public void ShouldLoadFirstPageOfResultsWithFirstEnumeration()
{
var loadedQueries = new List<IGremlinQuery>();
Func<IGremlinQuery, IEnumerable<object>> loadCallback =
q => { loadedQueries.Add(q); return new object[0]; };
var baseQuery = new GremlinQuery(
null,
"g.v(p0).outV",
new Dictionary<string, object> { { "p0", 0 } },
null);
var enumerator = new GremlinPagedEnumerator<object>(loadCallback, baseQuery);
enumerator.MoveNext();
Assert.AreEqual(1, loadedQueries.Count());
Assert.AreEqual("g.v(p0).outV.drop(p1).take(p2)._()", loadedQueries[0].QueryText);
Assert.AreEqual(0, loadedQueries[0].QueryParameters["p1"]);
Assert.AreEqual(100, loadedQueries[0].QueryParameters["p2"]);
}
public void ShouldEnumerateOverFirstPageOfResults()
{
var results = Enumerable.Range(0, 100).ToArray();
var loadedQueries = new List<IGremlinQuery>();
Func<IGremlinQuery, IEnumerable<int>> loadCallback =
q => { loadedQueries.Add(q); return results; };
var baseQuery = new GremlinQuery(
null,
"g.v(p0).outV",
new Dictionary<string, object> { { "p0", 0 } },
null);
var enumerator = new GremlinPagedEnumerator<int>(loadCallback, baseQuery);
for (var i = 0; i < 100; i++)
{
Assert.IsTrue(enumerator.MoveNext());
Assert.AreEqual(results[i], enumerator.Current);
}
}
public void ShouldLoadSecondPageWhenCallingMoveNextAfterLastRecordOfFirstPage()
{
var results = Enumerable.Range(0, 100).ToArray();
var loadedQueries = new List<IGremlinQuery>();
Func<IGremlinQuery, IEnumerable<int>> loadCallback =
q => { loadedQueries.Add(q); return results; };
var baseQuery = new GremlinQuery(
null,
"g.v(p0).outV",
new Dictionary<string, object> { { "p0", 0 } },
null);
var enumerator = new GremlinPagedEnumerator<int>(loadCallback, baseQuery);
for (var i = 0; i < 100; i++)
{
enumerator.MoveNext();
}
enumerator.MoveNext();
Assert.AreEqual(2, loadedQueries.Count());
Assert.AreEqual("g.v(p0).outV.drop(p1).take(p2)._()", loadedQueries[0].QueryText);
Assert.AreEqual(0, loadedQueries[0].QueryParameters["p1"]);
Assert.AreEqual(100, loadedQueries[0].QueryParameters["p2"]);
Assert.AreEqual("g.v(p0).outV.drop(p1).take(p2)._()", loadedQueries[1].QueryText);
Assert.AreEqual(100, loadedQueries[1].QueryParameters["p1"]);
Assert.AreEqual(100, loadedQueries[1].QueryParameters["p2"]);
}
public void FormatGremlinFilterShouldThrowNotSupportedExceptionForExpressionsThatAreNotRegisteredInFilterTypesToCompareNulls()
{
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = null, ExpressionType = ExpressionType.Divide },
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
FilterFormatters.FormatGremlinFilter(filters, StringComparison.OrdinalIgnoreCase, baseQuery);
}
public void FormatGremlinFilterShouldThrowNotSupportedExceptionForCaseInsensitiveEqualFilterOfUnsupportedType()
{
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = new ThreadStaticAttribute(), ExpressionType = ExpressionType.Equal },
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
FilterFormatters.FormatGremlinFilter(filters, StringComparison.OrdinalIgnoreCase, baseQuery);
}
public void FormatGremlinFilterShouldReturnIndexerSyntaxForSingleCaseInsensititiveNotEqualFilterWithEnumValue()
{
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = EnumForTesting.Bar, ExpressionType = ExpressionType.NotEqual }
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var filter = FilterFormatters.FormatGremlinFilter(filters, StringComparison.OrdinalIgnoreCase, baseQuery);
Assert.AreEqual(".filter{ !it[p0].equalsIgnoreCase(p1) }", filter.FilterText);
Assert.AreEqual("Foo", filter.FilterParameters["p0"]);
Assert.AreEqual("Bar", filter.FilterParameters["p1"]);
}
public void FormatGremlinFilterShouldReturnIteratorSyntaxForSingleCaseSensititiveNotEqualFilterMaxLongValue()
{
var filters = new List<Filter>
{
new Filter { PropertyName = "Foo", Value = 9223372036854775807, ExpressionType = ExpressionType.NotEqual },
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var filter = FilterFormatters.FormatGremlinFilter(filters, StringComparison.Ordinal, baseQuery);
Assert.AreEqual(".filter{ it[p0] != p1 }", filter.FilterText);
Assert.AreEqual("Foo", filter.FilterParameters["p0"]);
Assert.AreEqual(9223372036854775807, filter.FilterParameters["p1"]);
}
public void FormatGremlinFilterShouldThrowNotSupportedExceptionForCaseSensitiveEqualFilterOfUnsupportedType()
{
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = new ThreadStaticAttribute(), ExpressionType = ExpressionType.Equal },
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var ex = Assert.Throws<NotSupportedException>(() => FilterFormatters.FormatGremlinFilter(filters, StringComparison.Ordinal, baseQuery));
Assert.AreEqual("One or more of the supplied filters is of an unsupported type or expression. Unsupported filters were: Foo of type System.ThreadStaticAttribute, with expression Equal", ex.Message);
}
public void FormatGremlinFilterShouldThrowNotSupportedExceptionForExpressionsThatAreNotRegisteredInFilterTypesToCompareNulls()
{
var filters = new List<Filter>
{
new Filter { PropertyName= "Foo", Value = null, ExpressionType = ExpressionType.Divide },
};
var baseQuery = new GremlinQuery(null, null, new Dictionary<string, object>(), new List<string>());
var ex = Assert.Throws<NotSupportedException>(() => FilterFormatters.FormatGremlinFilter(filters, StringComparison.OrdinalIgnoreCase, baseQuery));
Assert.AreEqual("One or more of the supplied filters is of an unsupported type or expression. Unsupported filters were: Foo with null value and expression Divide", ex.Message);
}
public void ShouldEnumerateOverMultiplePagesOfResults(int pageCount)
{
var pages = new Queue<IEnumerable<int>>();
for (var pageIndex = 0; pageIndex < pageCount; pageIndex++)
{
pages.Enqueue(Enumerable.Range(pageIndex * 100, 100));
}
var loadedQueries = new List<IGremlinQuery>();
Func<IGremlinQuery, IEnumerable<int>> loadCallback =
q => { loadedQueries.Add(q); return pages.Dequeue(); };
var baseQuery = new GremlinQuery(
null,
"g.v(p0).outV",
new Dictionary<string, object> { { "p0", 0 } },
null);
var enumerator = new GremlinPagedEnumerator<int>(loadCallback, baseQuery);
for (var i = 0; i < pageCount * 100; i++)
{
Assert.IsTrue(enumerator.MoveNext());
Assert.AreEqual(i, enumerator.Current);
}
}