Sieve/SieveUnitTests/StringFilterNullTests.cs

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C#
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using System;
using System.Collections.Generic;
using System.Linq;
using Sieve.Models;
using Sieve.Services;
using SieveUnitTests.Entities;
using SieveUnitTests.Services;
using Xunit;
namespace SieveUnitTests
{
public class StringFilterNullTests
{
private readonly IQueryable<Comment> _comments;
private readonly SieveProcessor _processor;
public StringFilterNullTests()
{
_processor = new SieveProcessor(new SieveOptionsAccessor());
_comments = new List<Comment>
{
new Comment
{
Id = 0,
DateCreated = DateTimeOffset.UtcNow,
Text = "This text contains null somewhere in the middle of a string",
Author = "Dog",
},
new Comment
{
Id = 1,
DateCreated = DateTimeOffset.UtcNow,
Text = "null is here twice in the text ending by null",
Author = "Cat",
},
new Comment
{
Id = 2,
DateCreated = DateTimeOffset.UtcNow,
Text = "Regular comment without n*ll",
Author = "Mouse",
},
new Comment
{
Id = 100,
DateCreated = DateTimeOffset.UtcNow,
Text = null,
Author = "null",
}
}.AsQueryable();
}
[Theory]
[InlineData("Text==null")]
[InlineData("Text==*null")]
public void Filter_Equals_Null(string filter)
{
var model = new SieveModel {Filters = filter};
var result = _processor.Apply(model, _comments);
Assert.Equal(100, result.Single().Id);
}
[Theory]
[InlineData("Text!=null")]
[InlineData("Text!=*null")]
public void Filter_NotEquals_Null(string filter)
{
var model = new SieveModel {Filters = filter};
var result = _processor.Apply(model, _comments);
Assert.Equal(new[] {0, 1, 2}, result.Select(p => p.Id));
}
[Theory]
[InlineData("Text@=null")]
[InlineData("Text@=*null")]
[InlineData("Text@=*NULL")]
[InlineData("Text@=*NulL")]
[InlineData("Text@=*null|text")]
public void Filter_Contains_NullString(string filter)
{
var model = new SieveModel {Filters = filter};
var result = _processor.Apply(model, _comments);
Assert.Equal(new[] {0, 1}, result.Select(p => p.Id));
}
[Theory]
[InlineData("Text|Author==null", 100)]
[InlineData("Text|Author@=null", 0, 1, 100)]
[InlineData("Text|Author@=*null", 0, 1, 100)]
[InlineData("Text|Author_=null", 1, 100)]
[InlineData("Text|Author_=*null", 1, 100)]
public void MultiFilter_Contains_NullString(string filter, params int[] expectedIds)
{
var model = new SieveModel {Filters = filter};
var result = _processor.Apply(model, _comments);
Assert.Equal(expectedIds, result.Select(p => p.Id));
}
[Theory]
[InlineData(@"Author==\null", 100)]
[InlineData(@"Author==*\null", 100)]
[InlineData(@"Author==*\NuLl", 100)]
[InlineData(@"Author!=*\null", 0, 1, 2)]
[InlineData(@"Author!=*\NulL", 0, 1, 2)]
[InlineData(@"Author!=\null", 0, 1, 2)]
public void SingleFilter_Equals_NullStringEscaped(string filter, params int[] expectedIds)
{
var model = new SieveModel {Filters = filter};
var result = _processor.Apply(model, _comments);
Assert.Equal(expectedIds, result.Select(p => p.Id));
}
[Theory]
[InlineData("Text_=null")]
[InlineData("Text_=*null")]
[InlineData("Text_=*NULL")]
[InlineData("Text_=*NulL")]
[InlineData("Text_=*null|text")]
public void Filter_StartsWith_NullString(string filter)
{
var model = new SieveModel {Filters = filter};
var result = _processor.Apply(model, _comments);
Assert.Equal(new[] {1}, result.Select(p => p.Id));
}
[Theory]
[InlineData("Text_-=null")]
[InlineData("Text_-=*null")]
[InlineData("Text_-=*NULL")]
[InlineData("Text_-=*NulL")]
[InlineData("Text_-=*null|text")]
public void Filter_EndsWith_NullString(string filter)
{
var model = new SieveModel { Filters = filter };
var result = _processor.Apply(model, _comments);
Assert.Equal(new[] { 1 }, result.Select(p => p.Id));
}
[Theory]
[InlineData("Text!@=null")]
[InlineData("Text!@=*null")]
[InlineData("Text!@=*NULL")]
[InlineData("Text!@=*NulL")]
[InlineData("Text!@=*null|text")]
public void Filter_DoesNotContain_NullString(string filter)
{
var model = new SieveModel {Filters = filter};
var result = _processor.Apply(model, _comments);
Assert.Equal(new[] {2}, result.Select(p => p.Id));
}
[Theory]
[InlineData("Text!_=null")]
[InlineData("Text!_=*null")]
[InlineData("Text!_=*NULL")]
[InlineData("Text!_=*NulL")]
public void Filter_DoesNotStartsWith_NullString(string filter)
{
var model = new SieveModel {Filters = filter};
var result = _processor.Apply(model, _comments);
Assert.Equal(new[] {0, 2}, result.Select(p => p.Id));
}
[Theory]
[InlineData("Text!_-=null")]
[InlineData("Text!_-=*null")]
[InlineData("Text!_-=*NULL")]
[InlineData("Text!_-=*NulL")]
public void Filter_DoesNotEndsWith_NullString(string filter)
{
var model = new SieveModel { Filters = filter };
var result = _processor.Apply(model, _comments);
Assert.Equal(new[] { 0, 2 }, result.Select(p => p.Id));
}
}
}