public void GraphLookup_with_restrictSearchWithMatch_should_return_expected_result()
{
RequireServer.Check();
EnsureTestData();
var subject = __employeesCollection.Aggregate();
var connectFromField = (FieldDefinition <Employee, string>) "ReportsTo";
var connectToField = (FieldDefinition <Employee, string>) "Name";
var startWith = (AggregateExpressionDefinition <Employee, string>) "$reportsTo";
var @as = (FieldDefinition <EmployeeWithReportingHierarchy, Employee[]>) "ReportingHierarchy";
var options = new AggregateGraphLookupOptions <Employee, Employee, EmployeeWithReportingHierarchy>
{
RestrictSearchWithMatch = Builders <Employee> .Filter.Ne("Id", 1)
};
var result = subject
.GraphLookup(__employeesCollection, connectFromField, connectToField, startWith, @as, options)
.ToList();
var comparer = new EmployeeWithReportingHierarchyEqualityComparer();
result.WithComparer(comparer).Should().Equal(
new EmployeeWithReportingHierarchy(__dev, new Employee[0]),
new EmployeeWithReportingHierarchy(__eliot, new Employee[0]),
new EmployeeWithReportingHierarchy(__ron, new[] { __eliot }),
new EmployeeWithReportingHierarchy(__andrew, new[] { __eliot }),
new EmployeeWithReportingHierarchy(__asya, new[] { __eliot, __ron }),
new EmployeeWithReportingHierarchy(__dan, new[] { __eliot, __andrew }));
}
public void GraphLookup_with_expressions_should_return_expected_result()
{
RequireServer.Check();
EnsureTestData();
var subject = __employeesCollection.Aggregate();
var result = subject
.GraphLookup(
__employeesCollection,
connectFromField: x => x.ReportsTo,
connectToField: x => x.Name,
startWith: x => x.ReportsTo,
@as: (EmployeeWithReportingHierarchy x) => x.ReportingHierarchy)
.ToList();
var comparer = new EmployeeWithReportingHierarchyEqualityComparer();
result.WithComparer(comparer).Should().Equal(
new EmployeeWithReportingHierarchy(__dev, new Employee[0]),
new EmployeeWithReportingHierarchy(__eliot, new[] { __dev }),
new EmployeeWithReportingHierarchy(__ron, new[] { __dev, __eliot }),
new EmployeeWithReportingHierarchy(__andrew, new[] { __dev, __eliot }),
new EmployeeWithReportingHierarchy(__asya, new[] { __dev, __eliot, __ron }),
new EmployeeWithReportingHierarchy(__dan, new[] { __dev, __eliot, __andrew }));
}
public void GraphLookup_should_return_expected_result()
{
RequireServer.Check();
EnsureTestData();
var subject = __employeesCollection.Aggregate();
var connectFromField = (FieldDefinition <Employee, string>) "ReportsTo";
var connectToField = (FieldDefinition <Employee, string>) "Name";
var startWith = (AggregateExpressionDefinition <Employee, string>) "$reportsTo";
var @as = (FieldDefinition <EmployeeWithReportingHierarchy, IEnumerable <Employee> >) "ReportingHierarchy";
var result = subject
.GraphLookup(__employeesCollection, connectFromField, connectToField, startWith, @as)
.ToList();
var comparer = new EmployeeWithReportingHierarchyEqualityComparer();
result.WithComparer(comparer).Should().Equal(
new EmployeeWithReportingHierarchy(__dev, new Employee[0]),
new EmployeeWithReportingHierarchy(__eliot, new[] { __dev }),
new EmployeeWithReportingHierarchy(__ron, new[] { __dev, __eliot }),
new EmployeeWithReportingHierarchy(__andrew, new[] { __dev, __eliot }),
new EmployeeWithReportingHierarchy(__asya, new[] { __dev, __eliot, __ron }),
new EmployeeWithReportingHierarchy(__dan, new[] { __dev, __eliot, __andrew }));
}