public void NoInputsShouldHaveNextWithTopBeingTheMaxAndSkipBeingCountAndRcBeing50NoPreviousRegardlessOfMaxCount()
{
var ctx = GetActionExecutingContext();
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(100, ctx);
Assert.NotNull(ret);
Assert.NotNull(ret.Next);
Assert.Contains("top=100", ret.Next);
Assert.Contains("skip=100", ret.Next);
Assert.Contains("runningCount=100", ret.Next);
Assert.Null(ret.Previous);
ctx = GetActionExecutingContext();
builder = new PaginationMetadataBuilder();
ret = builder.Build(10, ctx);
Assert.NotNull(ret);
Assert.NotNull(ret.Next);
Assert.Contains("top=10", ret.Next);
Assert.Contains("skip=10", ret.Next);
Assert.Contains("runningCount=10", ret.Next);
Assert.Null(ret.Previous);
}
public void ResultsLessThanTopSoNextShouldBeNullButPreviousShouldHaveValue()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?top=10&skip=10&runningCount=10");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(3, ctx);
Assert.NotNull(ret.Previous);
Assert.Null(ret.Next);
}
public void ResultsLessThanTopButNonPaginationQueryParamsPassedSoNextAndPreviousShouldBeNull()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?OrderBy=foo.bar");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(9, ctx);
Assert.Null(ret.Previous);
Assert.NotNull(ret.Next);
}
public void NoResultsPaginationShouldBeEmpty()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?$top=2&$skip=5&rc=7");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(0, ctx);
Assert.Null(ret.Previous);
Assert.Null(ret.Next);
Assert.True(ret.ResultCount == 0);
}
public void IncomingTopIsMoreThanSkipAndRcEqualsSkipSoNextValuesShouldBeCorrect()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?top=5&skip=3&rc=3");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(10, ctx);
Assert.NotNull(ret.Previous);
Assert.NotNull(ret.Next);
Assert.Contains("skip=8", ret.Next);
Assert.Contains("top=5", ret.Next);
Assert.Contains("runningCount=13", ret.Next);
}
public void IncomingTopButNoSkipAndNoRcSoFirstCallShouldHaveNextButNoPrevious()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?top=10");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(100, ctx);
Assert.Null(ret.Previous);
Assert.NotNull(ret.Next);
Assert.Contains("skip=10", ret.Next);
Assert.Contains("top=10", ret.Next);
Assert.Contains("runningCount=100", ret.Next);
}
public void IncomingAliasTests()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?take=2&offSet=5&rc=7&$SORTBY=foo.bar");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(10, ctx);
Assert.NotNull(ret.Previous);
Assert.NotNull(ret.Next);
Assert.Contains("skip=7", ret.Next);
Assert.Contains("top=2", ret.Next);
Assert.Contains("runningCount=17", ret.Next);
Assert.Contains("$SORTBY=foo.bar", ret.Next);
}
public void WhenTopOrSkipAreDisregardedOrMissingRcShouldBeDisregardedAsWell()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?skip=0&runningCount=10");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(100, ctx);
Assert.NotNull(ret);
Assert.NotNull(ret.Next);
Assert.Contains("top=100", ret.Next);
Assert.Contains("skip=100", ret.Next);
Assert.Contains("runningCount=100", ret.Next);
Assert.Null(ret.Previous);
}
public void ShouldTreatZerosAsNoInputsSoShouldHaveNextNoPrevious()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?top=0&skip=0&runningCount=0");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(100, ctx);
Assert.NotNull(ret);
Assert.NotNull(ret.Next);
Assert.Contains("top=100", ret.Next);
Assert.Contains("skip=100", ret.Next);
Assert.Contains("runningCount=100", ret.Next);
Assert.Null(ret.Previous);
ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?top=100&skip=0&runningCount=0");
builder = new PaginationMetadataBuilder();
ret = builder.Build(100, ctx);
Assert.NotNull(ret);
Assert.NotNull(ret.Next);
Assert.Contains("top=100", ret.Next);
Assert.Contains("skip=100", ret.Next);
Assert.Contains("runningCount=100", ret.Next);
Assert.Null(ret.Previous);
ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?$skip=0");
builder = new PaginationMetadataBuilder();
ret = builder.Build(100, ctx);
Assert.NotNull(ret);
Assert.NotNull(ret.Next);
Assert.Contains("top=100", ret.Next);
Assert.Contains("skip=100", ret.Next);
Assert.Contains("runningCount=100", ret.Next);
Assert.Null(ret.Previous);
}
public void ResourcesGetLinks_returns_previous_and_next_links()
{
var pagination = new PaginationMetadataBuilder()
.HasPrevious()
.HasNext()
.Build();
var resourcesGetLinks = _controller.ResourcesGetLinks <object>(null, pagination);
resourcesGetLinks
.Any(l => l.Rel.Equals(HateoasConfig.Relationships.NextPage))
.ShouldBeTrue();
resourcesGetLinks
.Any(l => l.Rel.Equals(HateoasConfig.Relationships.PreviousPage))
.ShouldBeTrue();
}
public void ResourcesGetLinks_returns_current_for_empty_list()
{
var pagination = new PaginationMetadataBuilder()
.WithPage(1)
.WithPageSize(20)
.WithTotalCount(0)
.Build();
var resourcesGetLinks = _controller.ResourcesGetLinks <object>(null, pagination);
resourcesGetLinks
.Any(l => l.Rel.Equals(HateoasConfig.Relationships.NextPage))
.ShouldBeFalse();
resourcesGetLinks
.Any(l => l.Rel.Equals(HateoasConfig.Relationships.PreviousPage))
.ShouldBeFalse();
}
public void ResourcesGetLinks_returns_current_page_only_for_single_page_lists()
{
var pagination = new PaginationMetadataBuilder()
.Build();
var resourcesGetLinks = _controller.ResourcesGetLinks <object>(null, pagination);
resourcesGetLinks
.Any(l => l.Rel.Equals(HateoasConfig.Relationships.CurrentPage))
.ShouldBeTrue();
resourcesGetLinks
.Any(l => l.Rel.Equals(HateoasConfig.Relationships.NextPage))
.ShouldBeFalse();
resourcesGetLinks
.Any(l => l.Rel.Equals(HateoasConfig.Relationships.PreviousPage))
.ShouldBeFalse();
}
public void ShouldContainExtraStuffSentInQuery()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?top=10&myExtraData=999");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(100, ctx);
Assert.NotNull(ret);
Assert.NotNull(ret.Next);
Assert.Contains("top=10", ret.Next);
Assert.Contains("skip=100", ret.Next);
Assert.Contains("runningCount=100", ret.Next);
Assert.Contains("myExtraData=999", ret.Next);
Assert.Null(ret.Previous);
}
public void IncomingTopSkipAndRcSoShouldHaveNextAndPreviousTopShouldNeverBeMoreThanMax()
{
var ctx = GetActionExecutingContext();
ctx.HttpContext.Request.QueryString = new QueryString("?top=10&skip=10&runningCount=10");
var builder = new PaginationMetadataBuilder();
var ret = builder.Build(100, ctx);
Assert.NotNull(ret.Previous);
Assert.NotNull(ret.Next);
Assert.Contains("skip=20", ret.Next);
Assert.Contains("top=10", ret.Next);
Assert.Contains("runningCount=110", ret.Next);
// RC should be gone
Assert.Contains("top=10", ret.Previous);
Assert.DoesNotContain("skip=", ret.Previous);
Assert.DoesNotContain("runningCount=", ret.Previous);
}
