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#534 fixed failing tests for this issue (#575)

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Tom Pallister 2018-08-25 12:32:56 +01:00 committed by GitHub
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4 changed files with 676 additions and 596 deletions
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173
src/Ocelot/Configuration/Creator/UpstreamTemplatePatternCreator.cs
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@ -1,84 +1,93 @@
using System.Collections.Generic;
using Ocelot.Configuration.File;
using Ocelot.Values;
namespace Ocelot.Configuration.Creator
{
public class UpstreamTemplatePatternCreator : IUpstreamTemplatePatternCreator
{
private const string RegExMatchOneOrMoreOfEverything = ".+";
private const string RegExMatchEndString = "$";
private const string RegExIgnoreCase = "(?i)";
private const string RegExForwardSlashOnly = "^/$";
private const string RegExForwardSlashAndOnePlaceHolder = "^/.*";
public UpstreamPathTemplate Create(IReRoute reRoute)
{
using System.Collections.Generic;
using Ocelot.Configuration.File;
using Ocelot.Values;
namespace Ocelot.Configuration.Creator
{
public class UpstreamTemplatePatternCreator : IUpstreamTemplatePatternCreator
{
private const string RegExMatchOneOrMoreOfEverything = ".+";
private const string RegExMatchOneOrMoreOfEverythingUntilNextForwardSlash = "[^/]+";
private const string RegExMatchEndString = "$";
private const string RegExIgnoreCase = "(?i)";
private const string RegExForwardSlashOnly = "^/$";
private const string RegExForwardSlashAndOnePlaceHolder = "^/.*";
public UpstreamPathTemplate Create(IReRoute reRoute)
{
var upstreamTemplate = reRoute.UpstreamPathTemplate;
var placeholders = new List<string>();
for (var i = 0; i < upstreamTemplate.Length; i++)
{
if (IsPlaceHolder(upstreamTemplate, i))
{
var postitionOfPlaceHolderClosingBracket = upstreamTemplate.IndexOf('}', i);
var difference = postitionOfPlaceHolderClosingBracket - i + 1;
var placeHolderName = upstreamTemplate.Substring(i, difference);
placeholders.Add(placeHolderName);
//hack to handle /{url} case
if(ForwardSlashAndOnePlaceHolder(upstreamTemplate, placeholders, postitionOfPlaceHolderClosingBracket))
{
return new UpstreamPathTemplate(RegExForwardSlashAndOnePlaceHolder, 0, false);
}
}
var placeholders = new List<string>();
for (var i = 0; i < upstreamTemplate.Length; i++)
{
if (IsPlaceHolder(upstreamTemplate, i))
{
var postitionOfPlaceHolderClosingBracket = upstreamTemplate.IndexOf('}', i);
var difference = postitionOfPlaceHolderClosingBracket - i + 1;
var placeHolderName = upstreamTemplate.Substring(i, difference);
placeholders.Add(placeHolderName);
//hack to handle /{url} case
if(ForwardSlashAndOnePlaceHolder(upstreamTemplate, placeholders, postitionOfPlaceHolderClosingBracket))
{
return new UpstreamPathTemplate(RegExForwardSlashAndOnePlaceHolder, 0, false);
}
}
}
var containsQueryString = false;
if (upstreamTemplate.Contains("?"))
{
containsQueryString = true;
upstreamTemplate = upstreamTemplate.Replace("?", "\\?");
}
foreach (var placeholder in placeholders)
{
upstreamTemplate = upstreamTemplate.Replace(placeholder, RegExMatchOneOrMoreOfEverything);
}
if (upstreamTemplate == "/")
{
return new UpstreamPathTemplate(RegExForwardSlashOnly, reRoute.Priority, containsQueryString);
}
if(upstreamTemplate.EndsWith("/"))
{
upstreamTemplate = upstreamTemplate.Remove(upstreamTemplate.Length -1, 1) + "(/|)";
}
var route = reRoute.ReRouteIsCaseSensitive
? $"^{upstreamTemplate}{RegExMatchEndString}"
: $"^{RegExIgnoreCase}{upstreamTemplate}{RegExMatchEndString}";
return new UpstreamPathTemplate(route, reRoute.Priority, containsQueryString);
}
private bool ForwardSlashAndOnePlaceHolder(string upstreamTemplate, List<string> placeholders, int postitionOfPlaceHolderClosingBracket)
{
if(upstreamTemplate.Substring(0, 2) == "/{" && placeholders.Count == 1 && upstreamTemplate.Length == postitionOfPlaceHolderClosingBracket + 1)
{
return true;
}
return false;
}
private bool IsPlaceHolder(string upstreamTemplate, int i)
{
return upstreamTemplate[i] == '{';
}
}
}
var containsQueryString = false;
if (upstreamTemplate.Contains("?"))
{
containsQueryString = true;
upstreamTemplate = upstreamTemplate.Replace("?", "\\?");
}
for (int i = 0; i < placeholders.Count; i++)
{
var indexOfPlaceholder = upstreamTemplate.IndexOf(placeholders[i]);
var indexOfNextForwardSlash = upstreamTemplate.IndexOf("/", indexOfPlaceholder);
if(indexOfNextForwardSlash < indexOfPlaceholder || (containsQueryString && upstreamTemplate.IndexOf("?") < upstreamTemplate.IndexOf(placeholders[i])))
{
upstreamTemplate = upstreamTemplate.Replace(placeholders[i], RegExMatchOneOrMoreOfEverything);
}
else
{
upstreamTemplate = upstreamTemplate.Replace(placeholders[i], RegExMatchOneOrMoreOfEverythingUntilNextForwardSlash);
}
}
if (upstreamTemplate == "/")
{
return new UpstreamPathTemplate(RegExForwardSlashOnly, reRoute.Priority, containsQueryString);
}
if(upstreamTemplate.EndsWith("/"))
{
upstreamTemplate = upstreamTemplate.Remove(upstreamTemplate.Length -1, 1) + "(/|)";
}
var route = reRoute.ReRouteIsCaseSensitive
? $"^{upstreamTemplate}{RegExMatchEndString}"
: $"^{RegExIgnoreCase}{upstreamTemplate}{RegExMatchEndString}";
return new UpstreamPathTemplate(route, reRoute.Priority, containsQueryString);
}
private bool ForwardSlashAndOnePlaceHolder(string upstreamTemplate, List<string> placeholders, int postitionOfPlaceHolderClosingBracket)
{
if(upstreamTemplate.Substring(0, 2) == "/{" && placeholders.Count == 1 && upstreamTemplate.Length == postitionOfPlaceHolderClosingBracket + 1)
{
return true;
}
return false;
}
private bool IsPlaceHolder(string upstreamTemplate, int i)
{
return upstreamTemplate[i] == '{';
}
}
}

35
test/Ocelot.AcceptanceTests/RoutingTests.cs
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@ -21,6 +21,41 @@ namespace Ocelot.AcceptanceTests
_steps = new Steps();
}
[Fact]
public void should_not_match_forward_slash_in_pattern_before_next_forward_slash()
{
var port = 31879;
var configuration = new FileConfiguration
{
ReRoutes = new List<FileReRoute>
{
new FileReRoute
{
DownstreamPathTemplate = "/api/v{apiVersion}/cards",
DownstreamScheme = "http",
UpstreamPathTemplate = "/api/v{apiVersion}/cards",
UpstreamHttpMethod = new List<string> { "Get" },
DownstreamHostAndPorts = new List<FileHostAndPort>
{
new FileHostAndPort
{
Host = "localhost",
Port = port,
}
},
Priority = 1
}
}
};
this.Given(x => x.GivenThereIsAServiceRunningOn($"http://localhost:{port}/", "/api/v1/aaaaaaaaa/cards", 200, "Hello from Laura"))
.And(x => _steps.GivenThereIsAConfiguration(configuration))
.And(x => _steps.GivenOcelotIsRunning())
.When(x => _steps.WhenIGetUrlOnTheApiGateway("/api/v1/aaaaaaaaa/cards"))
.Then(x => _steps.ThenTheStatusCodeShouldBe(HttpStatusCode.NotFound))
.BDDfy();
}
[Fact]
public void should_return_response_404_when_no_configuration_at_all()
{

504
test/Ocelot.UnitTests/Configuration/UpstreamTemplatePatternCreatorTests.cs
View File

@ -1,244 +1,260 @@
using Ocelot.Configuration.Creator;
using Ocelot.Configuration.File;
using Ocelot.Values;
using Shouldly;
using TestStack.BDDfy;
using Xunit;
namespace Ocelot.UnitTests.Configuration
{
public class UpstreamTemplatePatternCreatorTests
{
private FileReRoute _fileReRoute;
private readonly UpstreamTemplatePatternCreator _creator;
private UpstreamPathTemplate _result;
public UpstreamTemplatePatternCreatorTests()
{
_creator = new UpstreamTemplatePatternCreator();
}
[Fact]
public void should_use_re_route_priority()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/orders/{catchAll}",
Priority = 0
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/orders/.+$"))
.And(x => ThenThePriorityIs(0))
.BDDfy();
}
[Fact]
public void should_use_zero_priority()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/{catchAll}",
Priority = 1
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/.*"))
.And(x => ThenThePriorityIs(0))
.BDDfy();
}
[Fact]
public void should_set_upstream_template_pattern_to_ignore_case_sensitivity()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/PRODUCTS/{productId}",
ReRouteIsCaseSensitive = false
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/PRODUCTS/.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_match_forward_slash_or_no_forward_slash_if_template_end_with_forward_slash()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/PRODUCTS/",
ReRouteIsCaseSensitive = false
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/PRODUCTS(/|)$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_set_upstream_template_pattern_to_respect_case_sensitivity()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/PRODUCTS/{productId}",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/PRODUCTS/.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_anything_to_end_of_string()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/products/{productId}",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/api/products/.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_more_than_one_placeholder()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/products/{productId}/variants/{variantId}",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/api/products/.+/variants/.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_more_than_one_placeholder_with_trailing_slash()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/products/{productId}/variants/{variantId}/",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/api/products/.+/variants/.+(/|)$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_to_end_of_string()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/"
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_to_end_of_string_when_slash_and_placeholder()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/{url}"
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/.*"))
.And(x => ThenThePriorityIs(0))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_starts_with_placeholder_then_has_another_later()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/{productId}/products/variants/{variantId}/",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/.+/products/variants/.+(/|)$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_query_string()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/subscriptions/{subscriptionId}/updates?unitId={unitId}"
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/api/subscriptions/.+/updates\\?unitId=.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_query_string_with_multiple_params()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/subscriptions/{subscriptionId}/updates?unitId={unitId}&productId={productId}"
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/api/subscriptions/.+/updates\\?unitId=.+&productId=.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
private void GivenTheFollowingFileReRoute(FileReRoute fileReRoute)
{
_fileReRoute = fileReRoute;
}
private void WhenICreateTheTemplatePattern()
{
_result = _creator.Create(_fileReRoute);
}
private void ThenTheFollowingIsReturned(string expected)
{
_result.Template.ShouldBe(expected);
}
private void ThenThePriorityIs(int v)
{
_result.Priority.ShouldBe(v);
}
}
}
using Ocelot.Configuration.Creator;
using Ocelot.Configuration.File;
using Ocelot.Values;
using Shouldly;
using TestStack.BDDfy;
using Xunit;
namespace Ocelot.UnitTests.Configuration
{
public class UpstreamTemplatePatternCreatorTests
{
private FileReRoute _fileReRoute;
private readonly UpstreamTemplatePatternCreator _creator;
private UpstreamPathTemplate _result;
public UpstreamTemplatePatternCreatorTests()
{
_creator = new UpstreamTemplatePatternCreator();
}
[Fact]
public void should_match_up_to_next_slash()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/v{apiVersion}/cards",
Priority = 0
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/api/v[^/]+/cards$"))
.And(x => ThenThePriorityIs(0))
.BDDfy();
}
[Fact]
public void should_use_re_route_priority()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/orders/{catchAll}",
Priority = 0
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/orders/.+$"))
.And(x => ThenThePriorityIs(0))
.BDDfy();
}
[Fact]
public void should_use_zero_priority()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/{catchAll}",
Priority = 1
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/.*"))
.And(x => ThenThePriorityIs(0))
.BDDfy();
}
[Fact]
public void should_set_upstream_template_pattern_to_ignore_case_sensitivity()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/PRODUCTS/{productId}",
ReRouteIsCaseSensitive = false
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/PRODUCTS/.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_match_forward_slash_or_no_forward_slash_if_template_end_with_forward_slash()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/PRODUCTS/",
ReRouteIsCaseSensitive = false
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/PRODUCTS(/|)$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_set_upstream_template_pattern_to_respect_case_sensitivity()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/PRODUCTS/{productId}",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/PRODUCTS/.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_anything_to_end_of_string()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/products/{productId}",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/api/products/.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_more_than_one_placeholder()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/products/{productId}/variants/{variantId}",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/api/products/[^/]+/variants/.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_more_than_one_placeholder_with_trailing_slash()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/products/{productId}/variants/{variantId}/",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/api/products/[^/]+/variants/[^/]+(/|)$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_to_end_of_string()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/"
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_to_end_of_string_when_slash_and_placeholder()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/{url}"
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/.*"))
.And(x => ThenThePriorityIs(0))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_starts_with_placeholder_then_has_another_later()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/{productId}/products/variants/{variantId}/",
ReRouteIsCaseSensitive = true
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^/[^/]+/products/variants/[^/]+(/|)$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_query_string()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/subscriptions/{subscriptionId}/updates?unitId={unitId}"
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/api/subscriptions/[^/]+/updates\\?unitId=.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
[Fact]
public void should_create_template_pattern_that_matches_query_string_with_multiple_params()
{
var fileReRoute = new FileReRoute
{
UpstreamPathTemplate = "/api/subscriptions/{subscriptionId}/updates?unitId={unitId}&productId={productId}"
};
this.Given(x => x.GivenTheFollowingFileReRoute(fileReRoute))
.When(x => x.WhenICreateTheTemplatePattern())
.Then(x => x.ThenTheFollowingIsReturned("^(?i)/api/subscriptions/[^/]+/updates\\?unitId=.+&productId=.+$"))
.And(x => ThenThePriorityIs(1))
.BDDfy();
}
private void GivenTheFollowingFileReRoute(FileReRoute fileReRoute)
{
_fileReRoute = fileReRoute;
}
private void WhenICreateTheTemplatePattern()
{
_result = _creator.Create(_fileReRoute);
}
private void ThenTheFollowingIsReturned(string expected)
{
_result.Template.ShouldBe(expected);
}
private void ThenThePriorityIs(int v)
{
_result.Priority.ShouldBe(v);
}
}
}

560
test/Ocelot.UnitTests/DownstreamRouteFinder/UrlMatcher/RegExUrlMatcherTests.cs
View File

@ -1,271 +1,291 @@
using Ocelot.DownstreamRouteFinder.UrlMatcher;
using Ocelot.Responses;
using Shouldly;
using TestStack.BDDfy;
using Xunit;
namespace Ocelot.UnitTests.DownstreamRouteFinder.UrlMatcher
{
public class RegExUrlMatcherTests
{
private readonly IUrlPathToUrlTemplateMatcher _urlMatcher;
private string _path;
private string _downstreamPathTemplate;
private Response<UrlMatch> _result;
private string _queryString;
private bool _containsQueryString;
public RegExUrlMatcherTests()
{
_urlMatcher = new RegExUrlMatcher();
}
[Fact]
public void should_match_path_with_no_query_string()
{
const string regExForwardSlashAndOnePlaceHolder = "^(?i)/newThing$";
this.Given(x => x.GivenIHaveAUpstreamPath("/newThing"))
.And(_ => GivenIHaveAQueryString("?DeviceType=IphoneApp&Browser=moonpigIphone&BrowserString=-&CountryCode=123&DeviceName=iPhone 5 (GSM+CDMA)&OperatingSystem=iPhone OS 7.1.2&BrowserVersion=3708AdHoc&ipAddress=-"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern(regExForwardSlashAndOnePlaceHolder))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
using Ocelot.DownstreamRouteFinder.UrlMatcher;
using Ocelot.Responses;
using Shouldly;
using TestStack.BDDfy;
using Xunit;
namespace Ocelot.UnitTests.DownstreamRouteFinder.UrlMatcher
{
public class RegExUrlMatcherTests
{
private readonly IUrlPathToUrlTemplateMatcher _urlMatcher;
private string _path;
private string _downstreamPathTemplate;
private Response<UrlMatch> _result;
private string _queryString;
private bool _containsQueryString;
public RegExUrlMatcherTests()
{
_urlMatcher = new RegExUrlMatcher();
}
[Fact]
public void should_match_query_string()
{
const string regExForwardSlashAndOnePlaceHolder = "^(?i)/api/subscriptions/.+/updates\\?unitId=.+$";
this.Given(x => x.GivenIHaveAUpstreamPath("/api/subscriptions/1/updates"))
.And(_ => GivenIHaveAQueryString("?unitId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern(regExForwardSlashAndOnePlaceHolder))
.And(_ => GivenThereIsAQueryInTemplate())
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_match_query_string_with_multiple_params()
{
const string regExForwardSlashAndOnePlaceHolder = "^(?i)/api/subscriptions/.+/updates\\?unitId=.+&productId=.+$";
this.Given(x => x.GivenIHaveAUpstreamPath("/api/subscriptions/1/updates?unitId=2"))
.And(_ => GivenIHaveAQueryString("?unitId=2&productId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern(regExForwardSlashAndOnePlaceHolder))
.And(_ => GivenThereIsAQueryInTemplate())
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_not_match_slash_becaue_we_need_to_match_something_after_it()
{
const string regExForwardSlashAndOnePlaceHolder = "^/[0-9a-zA-Z].+";
this.Given(x => x.GivenIHaveAUpstreamPath("/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern(regExForwardSlashAndOnePlaceHolder))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void should_not_match_forward_slash_only_regex()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/working/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^/$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void should_not_match_issue_134()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/api/vacancy/1/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^(?i)/vacancy/.+/$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void should_match_forward_slash_only_regex()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^/$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_find_match_when_template_smaller_than_valid_path()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/api/products/2354325435624623464235"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^/api/products/.+$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_not_find_match()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/api/values"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^/$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url()
{
this.Given(x => x.GivenIHaveAUpstreamPath(""))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_no_slash()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_one_slash()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_one_place_holder()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/.+$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_two_place_holders()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/2"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/.+/.+$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_two_place_holders_seperated_by_something()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/.+/categories/.+$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_three_place_holders_seperated_by_something()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2/variant/123"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/.+/categories/.+/variant/.+$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_three_place_holders()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2/variant/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/.+/categories/.+/variant/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_ignore_case_sensitivity()
{
this.Given(x => x.GivenIHaveAUpstreamPath("API/product/products/1/categories/2/variant/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^(?i)api/product/products/.+/categories/.+/variant/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_respect_case_sensitivity()
{
this.Given(x => x.GivenIHaveAUpstreamPath("API/product/products/1/categories/2/variant/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/.+/categories/.+/variant/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsFalse())
.BDDfy();
}
private void GivenIHaveAUpstreamPath(string path)
{
_path = path;
}
private void GivenIHaveAQueryString(string queryString)
{
_queryString = queryString;
}
private void GivenIHaveAnUpstreamUrlTemplatePattern(string downstreamUrlTemplate)
{
_downstreamPathTemplate = downstreamUrlTemplate;
}
private void WhenIMatchThePaths()
{
_result = _urlMatcher.Match(_path, _queryString, _downstreamPathTemplate, _containsQueryString);
}
private void ThenTheResultIsTrue()
{
_result.Data.Match.ShouldBeTrue();
}
private void ThenTheResultIsFalse()
{
_result.Data.Match.ShouldBeFalse();
}
private void GivenThereIsAQueryInTemplate()
{
_containsQueryString = true;
}
}
}
[Fact]
public void should_not_match()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/api/v1/aaaaaaaaa/cards"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^(?i)/api/v[^/]+/cards$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void should_match()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/api/v1/cards"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^(?i)/api/v[^/]+/cards$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_match_path_with_no_query_string()
{
const string regExForwardSlashAndOnePlaceHolder = "^(?i)/newThing$";
this.Given(x => x.GivenIHaveAUpstreamPath("/newThing"))
.And(_ => GivenIHaveAQueryString("?DeviceType=IphoneApp&Browser=moonpigIphone&BrowserString=-&CountryCode=123&DeviceName=iPhone 5 (GSM+CDMA)&OperatingSystem=iPhone OS 7.1.2&BrowserVersion=3708AdHoc&ipAddress=-"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern(regExForwardSlashAndOnePlaceHolder))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_match_query_string()
{
const string regExForwardSlashAndOnePlaceHolder = "^(?i)/api/subscriptions/[^/]+/updates\\?unitId=.+$";
this.Given(x => x.GivenIHaveAUpstreamPath("/api/subscriptions/1/updates"))
.And(_ => GivenIHaveAQueryString("?unitId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern(regExForwardSlashAndOnePlaceHolder))
.And(_ => GivenThereIsAQueryInTemplate())
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_match_query_string_with_multiple_params()
{
const string regExForwardSlashAndOnePlaceHolder = "^(?i)/api/subscriptions/[^/]+/updates\\?unitId=.+&productId=.+$";
this.Given(x => x.GivenIHaveAUpstreamPath("/api/subscriptions/1/updates?unitId=2"))
.And(_ => GivenIHaveAQueryString("?unitId=2&productId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern(regExForwardSlashAndOnePlaceHolder))
.And(_ => GivenThereIsAQueryInTemplate())
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_not_match_slash_becaue_we_need_to_match_something_after_it()
{
const string regExForwardSlashAndOnePlaceHolder = "^/[0-9a-zA-Z].+";
this.Given(x => x.GivenIHaveAUpstreamPath("/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern(regExForwardSlashAndOnePlaceHolder))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void should_not_match_forward_slash_only_regex()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/working/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^/$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void should_not_match_issue_134()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/api/vacancy/1/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^(?i)/vacancy/[^/]+/$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void should_match_forward_slash_only_regex()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^/$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_find_match_when_template_smaller_than_valid_path()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/api/products/2354325435624623464235"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^/api/products/.+$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_not_find_match()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/api/values"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^/$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsFalse())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url()
{
this.Given(x => x.GivenIHaveAUpstreamPath(""))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^$"))
.When(x => x.WhenIMatchThePaths())
.And(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_no_slash()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_one_slash()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_one_place_holder()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/.+$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_two_place_holders()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/2"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/[^/]+/.+$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_two_place_holders_seperated_by_something()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/[^/]+/categories/.+$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_three_place_holders_seperated_by_something()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2/variant/123"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/[^/]+/categories/[^/]+/variant/.+$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_three_place_holders()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2/variant/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/[^/]+/categories/[^/]+/variant/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_ignore_case_sensitivity()
{
this.Given(x => x.GivenIHaveAUpstreamPath("API/product/products/1/categories/2/variant/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^(?i)api/product/products/[^/]+/categories/[^/]+/variant/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsTrue())
.BDDfy();
}
[Fact]
public void should_respect_case_sensitivity()
{
this.Given(x => x.GivenIHaveAUpstreamPath("API/product/products/1/categories/2/variant/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplatePattern("^api/product/products/[^/]+/categories/[^/]+/variant/$"))
.When(x => x.WhenIMatchThePaths())
.Then(x => x.ThenTheResultIsFalse())
.BDDfy();
}
private void GivenIHaveAUpstreamPath(string path)
{
_path = path;
}
private void GivenIHaveAQueryString(string queryString)
{
_queryString = queryString;
}
private void GivenIHaveAnUpstreamUrlTemplatePattern(string downstreamUrlTemplate)
{
_downstreamPathTemplate = downstreamUrlTemplate;
}
private void WhenIMatchThePaths()
{
_result = _urlMatcher.Match(_path, _queryString, _downstreamPathTemplate, _containsQueryString);
}
private void ThenTheResultIsTrue()
{
_result.Data.Match.ShouldBeTrue();
}
private void ThenTheResultIsFalse()
{
_result.Data.Match.ShouldBeFalse();
}
private void GivenThereIsAQueryInTemplate()
{
_containsQueryString = true;
}
}
}