public void Constructor_IQueryable_ShouldApplyCustomParameters()
{
context = new PaginationContext<KeyValuePair<string, int>>(queryable, 2, 1, 5);
Assert.That(context.PageNumber, Is.EqualTo(2));
Assert.That(context.PageSize, Is.EqualTo(1));
Assert.That(context.PageLinkMaxCount, Is.EqualTo(5));
}
public void Constructor_IEnumerable_ShouldApplyDefaultParameters()
{
context = new PaginationContext<KeyValuePair<string, int>>(queryable.AsEnumerable());
Assert.That(context.Collection, Is.EqualTo(searchResult.AsQueryable()));
Assert.That(context.PageNumber, Is.EqualTo(1));
Assert.That(context.PageSize, Is.EqualTo(25));
Assert.That(context.PageLinkMaxCount, Is.EqualTo(10));
}
// TODO to be remove, for test case only
public SelectCommandContext(SelectCommand sqlCommand, GroupByContext groupByContext,
OrderByContext orderByContext, ProjectionsContext projectionsContext, PaginationContext paginationContext) : base(sqlCommand)
{
_tablesContext = new TablesContext(sqlCommand.GetSimpleTableSegments());
this._groupByContext = groupByContext;
this._orderByContext = orderByContext;
this._projectionsContext = projectionsContext;
this._paginationContext = paginationContext;
_containsSubQuery = ContainsSubQuery();
}
public void TakesCorrectElements()
{
var obj = Get.People(100);
var context = new PaginationContext(GetQueryForPage(1), 10);
var result = (Query.ApplyPagination(obj, context, new PersonResource())
as IEnumerable <Person>)?.ToList();
Assert.Equal(10, result?.Count);
Assert.Equal("10", result?.FirstOrDefault()?.Identifier);
}
/// <summary>
/// See base class documentation.
/// </summary>
/// <param name="actionContext">The action context.</param>
public override void OnActionExecuting(ActionExecutingContext actionContext)
{
var context = new PaginationContext(
actionContext.HttpContext.Request.GetQueryNameValuePairs(),
PerPage);
var query = GetQueryContext(actionContext);
query.Pagination = context;
base.OnActionExecuting(actionContext);
}
/// <summary>
/// See base class documentation.
/// </summary>
/// <param name="actionContext">The action context.</param>
public override void OnActionExecuting(HttpActionContext actionContext)
{
var paginationContext = new PaginationContext(
actionContext.Request.GetQueryNameValuePairs(),
_perPage,
_queryPageSizeLimit);
var query = GetQueryContext(actionContext);
query.Pagination = paginationContext;
base.OnActionExecuting(actionContext);
}
public ResourceSerializer(
object value,
ApiResource type,
Uri baseUrl,
IUrlPathBuilder urlBuilder,
PaginationContext paginationContext)
{
_urlBuilder = urlBuilder;
_resource = type;
_value = value;
_baseUrl = baseUrl;
_paginationContext = paginationContext;
_includedSection = new JArray();
}
public void SetUp()
{
_searchResult = new List <KeyValuePair <string, int> >
{
new KeyValuePair <string, int>("a", 99),
new KeyValuePair <string, int>("b", 98),
new KeyValuePair <string, int>("c", 97),
new KeyValuePair <string, int>("d", 96),
new KeyValuePair <string, int>("e", 95)
};
_queryable = _searchResult.AsQueryable();
_context = new PaginationContext <KeyValuePair <string, int> >(_queryable, 1, 25, 10);
}
public ResourceSerializer(
object value,
ApiResource type,
Uri baseUrl,
IUrlPathBuilder urlBuilder,
PaginationContext paginationContext,
IncludingContext includingContext)
{
_urlBuilder = urlBuilder;
_resource = type;
_value = value;
_baseUrl = baseUrl;
_paginationContext = paginationContext;
_includingContext = includingContext;
_includedGraphPaths = IncludedGraphPathsFromContext(includingContext);
}
public void FirstPageWorks()
{
var context = new PaginationContext(EmptyQuery, 10);
var target = new PaginationQuery(context);
Assert.Equal("?page[number]=0", target.FirstPage);
context = new PaginationContext(GetQuery(Constants.PageNumberQueryName, "0"), 10);
target = new PaginationQuery(context);
Assert.Equal("?page[number]=0", target.FirstPage);
context = new PaginationContext(GetQuery(Constants.PageNumberQueryName, "4"), 10);
target = new PaginationQuery(context);
Assert.Equal("?page[number]=0", target.FirstPage);
}
public ResourceSerializer(
object value,
ApiResource type,
Uri baseUrl,
IUrlPathBuilder urlBuilder,
PaginationContext paginationContext,
IncludeContext includeContext,
IPropertyNameConverter propertyNameConverter = null)
{
_propertyNameConverter = propertyNameConverter ?? new DefaultPropertyNameConverter();
_urlBuilder = urlBuilder;
_resource = type;
_value = value;
_baseUrl = baseUrl;
_paginationContext = paginationContext;
_includeContext = includeContext;
_includedGraphPaths = IncludedGraphPathsFromContext(includeContext);
}
private JsonApiResourceService <TodoItem> GetService()
{
var options = new JsonApiOptions();
var changeTracker = new ResourceChangeTracker <TodoItem>(options, _resourceGraph, new TargetedFields());
var serviceProvider = new ServiceContainer();
var resourceFactory = new ResourceFactory(serviceProvider);
var resourceDefinitionProvider = new ResourceDefinitionProvider(_resourceGraph, new TestScopedServiceProvider(serviceProvider));
var paginationContext = new PaginationContext();
var composer = new QueryLayerComposer(new List <IQueryConstraintProvider>(), _resourceGraph, resourceDefinitionProvider, options, paginationContext);
var currentRequest = new CurrentRequest
{
PrimaryResource = _resourceGraph.GetResourceContext <TodoItem>(),
SecondaryResource = _resourceGraph.GetResourceContext <TodoItemCollection>(),
Relationship = _resourceGraph.GetRelationships(typeof(TodoItem))
.Single(x => x.PublicName == "collection")
};
return(new JsonApiResourceService <TodoItem>(_repositoryMock.Object, composer, paginationContext, options,
NullLoggerFactory.Instance, currentRequest, changeTracker, resourceFactory, null));
}
public static object ApplyPagination(object data, PaginationContext context, ApiResource resource)
{
var queryable = data as IQueryable;
if (queryable != null)
{
return(new PaginationInterpreter(context, resource).Apply(queryable));
}
var enumerable = data as IEnumerable;
if (enumerable != null)
{
// all queryables are enumerable, so this needs to be after
// the queryable case
return(new PaginationInterpreter(context, resource).Apply(enumerable));
}
return(data);
}
public void PageLinkCount_ShouldLimitToPageLinkMaxCount()
{
var searchResult = new List <KeyValuePair <string, int> >();
for (var i = 0; i < 500; i++)
{
searchResult.Add(new KeyValuePair <string, int>(i.ToString(CultureInfo.InvariantCulture), i));
}
_context = new PaginationContext <KeyValuePair <string, int> >(searchResult.AsQueryable(), 1, 50, 9);
Assert.That(_context.PageCount, Is.EqualTo(10));
Assert.That(_context.PageLinkCount, Is.EqualTo(9));
_context.PageLinkMaxCount = 11;
_context.PageSize = 50;
Assert.That(_context.PageCount, Is.EqualTo(10));
Assert.That(_context.PageLinkCount, Is.EqualTo(10));
}
public void Applies_cascading_settings_for_resource_links(LinkTypes linksInResourceContext, LinkTypes linksInOptions, LinkTypes expected)
{
// Arrange
var exampleResourceContext = new ResourceContext
{
PublicName = nameof(ExampleResource),
ResourceType = typeof(ExampleResource),
ResourceLinks = linksInResourceContext
};
var resourceGraph = new ResourceGraph(new[]
{
exampleResourceContext
});
var request = new JsonApiRequest();
var paginationContext = new PaginationContext();
var queryStringAccessor = new EmptyRequestQueryStringAccessor();
var options = new JsonApiOptions
{
ResourceLinks = linksInOptions
};
var linkBuilder = new LinkBuilder(options, request, paginationContext, resourceGraph, queryStringAccessor);
// Act
var resourceLinks = linkBuilder.GetResourceLinks(nameof(ExampleResource), "id");
// Assert
if (expected == LinkTypes.Self)
{
resourceLinks.Self.Should().NotBeNull();
}
else
{
resourceLinks.Should().BeNull();
}
}
/// <inheritdoc/>
public IReadOnlyCollection <ExpressionInScope> GetConstraints()
{
var context = new PaginationContext();
foreach (var element in _pageSizeConstraint?.Elements ?? Array.Empty <PaginationElementQueryStringValueExpression>())
{
var entry = context.ResolveEntryInScope(element.Scope);
entry.PageSize = element.Value == 0 ? null : new PageSize(element.Value);
entry.HasSetPageSize = true;
}
foreach (var element in _pageNumberConstraint?.Elements ?? Array.Empty <PaginationElementQueryStringValueExpression>())
{
var entry = context.ResolveEntryInScope(element.Scope);
entry.PageNumber = new PageNumber(element.Value);
}
context.ApplyOptions(_options);
return(context.GetExpressionsInScope());
}
public void Applies_cascading_settings_for_resource_links(LinkTypes linksInResourceContext, LinkTypes linksInOptions, LinkTypes expected)
{
// Arrange
var exampleResourceContext = new ResourceContext
{
PublicName = nameof(ExampleResource),
ResourceType = typeof(ExampleResource),
ResourceLinks = linksInResourceContext
};
var options = new JsonApiOptions
{
ResourceLinks = linksInOptions
};
var request = new JsonApiRequest();
var paginationContext = new PaginationContext();
var resourceGraph = new ResourceGraph(exampleResourceContext.AsArray());
var httpContextAccessor = new FakeHttpContextAccessor();
var linkGenerator = new FakeLinkGenerator();
var controllerResourceMapping = new FakeControllerResourceMapping();
var linkBuilder = new LinkBuilder(options, request, paginationContext, resourceGraph, httpContextAccessor, linkGenerator,
controllerResourceMapping);
// Act
ResourceLinks resourceLinks = linkBuilder.GetResourceLinks(nameof(ExampleResource), "id");
// Assert
if (expected == LinkTypes.Self)
{
resourceLinks.Self.Should().NotBeNull();
}
else
{
resourceLinks.Should().BeNull();
}
}
public void SetUp()
{
searchResult = new List<KeyValuePair<string, int>>
{
new KeyValuePair<string, int>("a", 99),
new KeyValuePair<string, int>("b", 98),
new KeyValuePair<string, int>("c", 97),
new KeyValuePair<string, int>("d", 96),
new KeyValuePair<string, int>("e", 95)
};
queryable = searchResult.AsQueryable();
context = new PaginationContext<KeyValuePair<string, int>>(queryable, 1, 25, 10);
}
public Task <IEnumerable <Device> > GetDevicesAsync(PaginationContext paginationContext)
{
return(Task.FromResult(DeviceService.DataStore.Values.AsEnumerable()));
}
public void Applies_cascading_settings_for_top_level_links(LinkTypes linksInResourceContext, LinkTypes linksInOptions, LinkTypes expected)
{
// Arrange
var exampleResourceContext = new ResourceContext
{
PublicName = nameof(ExampleResource),
ResourceType = typeof(ExampleResource),
TopLevelLinks = linksInResourceContext
};
var resourceGraph = new ResourceGraph(new[]
{
exampleResourceContext
});
var request = new JsonApiRequest
{
PrimaryResource = exampleResourceContext,
PrimaryId = "1",
IsCollection = true,
Kind = EndpointKind.Relationship,
Relationship = new HasOneAttribute()
};
var paginationContext = new PaginationContext
{
PageSize = new PageSize(1),
PageNumber = new PageNumber(2),
TotalResourceCount = 10
};
var queryStringAccessor = new EmptyRequestQueryStringAccessor();
var options = new JsonApiOptions
{
TopLevelLinks = linksInOptions
};
var linkBuilder = new LinkBuilder(options, request, paginationContext, resourceGraph, queryStringAccessor);
// Act
var topLevelLinks = linkBuilder.GetTopLevelLinks();
// Assert
if (expected == LinkTypes.None)
{
topLevelLinks.Should().BeNull();
}
else
{
if (expected.HasFlag(LinkTypes.Self))
{
topLevelLinks.Self.Should().NotBeNull();
}
else
{
topLevelLinks.Self.Should().BeNull();
}
if (expected.HasFlag(LinkTypes.Related))
{
topLevelLinks.Related.Should().NotBeNull();
}
else
{
topLevelLinks.Related.Should().BeNull();
}
if (expected.HasFlag(LinkTypes.Paging))
{
topLevelLinks.First.Should().NotBeNull();
topLevelLinks.Last.Should().NotBeNull();
topLevelLinks.Prev.Should().NotBeNull();
topLevelLinks.Next.Should().NotBeNull();
}
else
{
topLevelLinks.First.Should().BeNull();
topLevelLinks.Last.Should().BeNull();
topLevelLinks.Prev.Should().BeNull();
topLevelLinks.Next.Should().BeNull();
}
}
}
private void RewriteOffset(PaginationContext pagination, int offsetParameterIndex, StandardParameterBuilder parameterBuilder)
{
parameterBuilder.AddReplacedParameters(offsetParameterIndex, pagination.GetRevisedOffset());
}
public Task <IEnumerable <User> > GetUsersAsync(PaginationContext paginationContext)
{
return(Task.FromResult(UserService.DataStore.Values.AsEnumerable()));
}
public void PageLinkCount_ShouldLimitToPageLinkMaxCount()
{
var searchResult = new List<KeyValuePair<string, int>>();
for (var i=0; i<500; i++)
searchResult.Add(new KeyValuePair<string, int>(i.ToString(), i));
context = new PaginationContext<KeyValuePair<string, int>>(searchResult.AsQueryable(), 1, 50, 9);
Assert.That(context.PageCount, Is.EqualTo(10));
Assert.That(context.PageLinkCount, Is.EqualTo(9));
context.PageLinkMaxCount = 11;
context.PageSize = 50;
Assert.That(context.PageCount, Is.EqualTo(10));
Assert.That(context.PageLinkCount, Is.EqualTo(10));
}
public LimitDecoratorStreamDataReader(IStreamDataReader streamDataReader, PaginationContext pagination) : base(streamDataReader)
{
this.pagination = pagination;
skipAll = SkipOffset();
}
private void rewriteRowCount(PaginationContext pagination, int rowCountParameterIndex, StandardParameterBuilder parameterBuilder, SelectCommandContext selectCommandContext)
{
parameterBuilder.AddReplacedParameters(rowCountParameterIndex, pagination.GetRevisedRowCount(selectCommandContext));
}