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Feature/issue with path and query string #458 (#565)

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* #548 added failing test

* #548 fixed failing tests for issue where using /{everything} didnt build path correctly
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Tom Pallister 2018-08-20 22:28:58 +01:00 committed by GitHub
parent 7e01caf550
commit 00a600064d
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5 changed files with 616 additions and 509 deletions
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300
src/Ocelot/DownstreamRouteFinder/UrlMatcher/UrlPathPlaceholderNameAndValueFinder.cs
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@ -1,150 +1,150 @@
using System.Collections.Generic;
using Ocelot.Responses;
namespace Ocelot.DownstreamRouteFinder.UrlMatcher
{
public class UrlPathPlaceholderNameAndValueFinder : IPlaceholderNameAndValueFinder
{
public Response<List<PlaceholderNameAndValue>> Find(string path, string query, string pathTemplate)
{
var placeHolderNameAndValues = new List<PlaceholderNameAndValue>();
path = $"{path}{query}";
int counterForPath = 0;
var delimiter = '/';
var nextDelimiter = '/';
for (int counterForTemplate = 0; counterForTemplate < pathTemplate.Length; counterForTemplate++)
{
if ((path.Length > counterForPath) && CharactersDontMatch(pathTemplate[counterForTemplate], path[counterForPath]) && ContinueScanningUrl(counterForPath,path.Length))
{
if (IsPlaceholder(pathTemplate[counterForTemplate]))
{
//should_find_multiple_query_string make test pass
if (PassedQueryString(pathTemplate, counterForTemplate))
{
delimiter = '&';
nextDelimiter = '&';
}
//should_find_multiple_query_string_and_path makes test pass
if (NotPassedQueryString(pathTemplate, counterForTemplate) && NoMoreForwardSlash(pathTemplate, counterForTemplate))
{
delimiter = '?';
nextDelimiter = '?';
}
var placeholderName = GetPlaceholderName(pathTemplate, counterForTemplate);
var placeholderValue = GetPlaceholderValue(pathTemplate, query, placeholderName, path, counterForPath, delimiter);
placeHolderNameAndValues.Add(new PlaceholderNameAndValue(placeholderName, placeholderValue));
counterForTemplate = GetNextCounterPosition(pathTemplate, counterForTemplate, '}');
counterForPath = GetNextCounterPosition(path, counterForPath, nextDelimiter);
continue;
}
return new OkResponse<List<PlaceholderNameAndValue>>(placeHolderNameAndValues);
}
else if(IsCatchAll(path, counterForPath, pathTemplate))
{
var endOfPlaceholder = GetNextCounterPosition(pathTemplate, counterForTemplate, '}');
var placeholderName = GetPlaceholderName(pathTemplate, 1);
if(NothingAfterFirstForwardSlash(path))
{
placeHolderNameAndValues.Add(new PlaceholderNameAndValue(placeholderName, ""));
}
else
{
var placeholderValue = GetPlaceholderValue(pathTemplate, query, placeholderName, path, counterForPath + 1, '/');
placeHolderNameAndValues.Add(new PlaceholderNameAndValue(placeholderName, placeholderValue));
}
counterForTemplate = endOfPlaceholder;
}
counterForPath++;
}
return new OkResponse<List<PlaceholderNameAndValue>>(placeHolderNameAndValues);
}
private static bool NoMoreForwardSlash(string pathTemplate, int counterForTemplate)
{
return !pathTemplate.Substring(counterForTemplate).Contains("/");
}
private static bool NotPassedQueryString(string pathTemplate, int counterForTemplate)
{
return !pathTemplate.Substring(0, counterForTemplate).Contains("?");
}
private static bool PassedQueryString(string pathTemplate, int counterForTemplate)
{
return pathTemplate.Substring(0, counterForTemplate).Contains("?");
}
private bool IsCatchAll(string path, int counterForPath, string pathTemplate)
{
return string.IsNullOrEmpty(path) || (path.Length > counterForPath && path[counterForPath] == '/') && pathTemplate.Length > 1
&& pathTemplate.Substring(0, 2) == "/{"
&& pathTemplate.IndexOf('}') == pathTemplate.Length - 1;
}
private bool NothingAfterFirstForwardSlash(string path)
{
return path.Length == 1 || path.Length == 0;
}
private string GetPlaceholderValue(string urlPathTemplate, string query, string variableName, string urlPath, int counterForUrl, char delimiter)
{
var positionOfNextSlash = urlPath.IndexOf(delimiter, counterForUrl);
if (positionOfNextSlash == -1 || (urlPathTemplate.Trim(delimiter).EndsWith(variableName) && string.IsNullOrEmpty(query)))
{
positionOfNextSlash = urlPath.Length;
}
var variableValue = urlPath.Substring(counterForUrl, positionOfNextSlash - counterForUrl);
return variableValue;
}
private string GetPlaceholderName(string urlPathTemplate, int counterForTemplate)
{
var postitionOfPlaceHolderClosingBracket = urlPathTemplate.IndexOf('}', counterForTemplate) + 1;
var variableName = urlPathTemplate.Substring(counterForTemplate, postitionOfPlaceHolderClosingBracket - counterForTemplate);
return variableName;
}
private int GetNextCounterPosition(string urlTemplate, int counterForTemplate, char delimiter)
{
var closingPlaceHolderPositionOnTemplate = urlTemplate.IndexOf(delimiter, counterForTemplate);
return closingPlaceHolderPositionOnTemplate + 1;
}
private bool CharactersDontMatch(char characterOne, char characterTwo)
{
return char.ToLower(characterOne) != char.ToLower(characterTwo);
}
private bool ContinueScanningUrl(int counterForUrl, int urlLength)
{
return counterForUrl < urlLength;
}
private bool IsPlaceholder(char character)
{
return character == '{';
}
}
}
using System.Collections.Generic;
using Ocelot.Responses;
namespace Ocelot.DownstreamRouteFinder.UrlMatcher
{
public class UrlPathPlaceholderNameAndValueFinder : IPlaceholderNameAndValueFinder
{
public Response<List<PlaceholderNameAndValue>> Find(string path, string query, string pathTemplate)
{
var placeHolderNameAndValues = new List<PlaceholderNameAndValue>();
path = $"{path}{query}";
int counterForPath = 0;
var delimiter = '/';
var nextDelimiter = '/';
for (int counterForTemplate = 0; counterForTemplate < pathTemplate.Length; counterForTemplate++)
{
if ((path.Length > counterForPath) && CharactersDontMatch(pathTemplate[counterForTemplate], path[counterForPath]) && ContinueScanningUrl(counterForPath,path.Length))
{
if (IsPlaceholder(pathTemplate[counterForTemplate]))
{
//should_find_multiple_query_string make test pass
if (PassedQueryString(pathTemplate, counterForTemplate))
{
delimiter = '&';
nextDelimiter = '&';
}
//should_find_multiple_query_string_and_path makes test pass
if (NotPassedQueryString(pathTemplate, counterForTemplate) && NoMoreForwardSlash(pathTemplate, counterForTemplate))
{
delimiter = '?';
nextDelimiter = '?';
}
var placeholderName = GetPlaceholderName(pathTemplate, counterForTemplate);
var placeholderValue = GetPlaceholderValue(pathTemplate, query, placeholderName, path, counterForPath, delimiter);
placeHolderNameAndValues.Add(new PlaceholderNameAndValue(placeholderName, placeholderValue));
counterForTemplate = GetNextCounterPosition(pathTemplate, counterForTemplate, '}');
counterForPath = GetNextCounterPosition(path, counterForPath, nextDelimiter);
continue;
}
return new OkResponse<List<PlaceholderNameAndValue>>(placeHolderNameAndValues);
}
else if(IsCatchAll(path, counterForPath, pathTemplate))
{
var endOfPlaceholder = GetNextCounterPosition(pathTemplate, counterForTemplate, '}');
var placeholderName = GetPlaceholderName(pathTemplate, 1);
if(NothingAfterFirstForwardSlash(path))
{
placeHolderNameAndValues.Add(new PlaceholderNameAndValue(placeholderName, ""));
}
else
{
var placeholderValue = GetPlaceholderValue(pathTemplate, query, placeholderName, path, counterForPath + 1, '?');
placeHolderNameAndValues.Add(new PlaceholderNameAndValue(placeholderName, placeholderValue));
}
counterForTemplate = endOfPlaceholder;
}
counterForPath++;
}
return new OkResponse<List<PlaceholderNameAndValue>>(placeHolderNameAndValues);
}
private static bool NoMoreForwardSlash(string pathTemplate, int counterForTemplate)
{
return !pathTemplate.Substring(counterForTemplate).Contains("/");
}
private static bool NotPassedQueryString(string pathTemplate, int counterForTemplate)
{
return !pathTemplate.Substring(0, counterForTemplate).Contains("?");
}
private static bool PassedQueryString(string pathTemplate, int counterForTemplate)
{
return pathTemplate.Substring(0, counterForTemplate).Contains("?");
}
private bool IsCatchAll(string path, int counterForPath, string pathTemplate)
{
return string.IsNullOrEmpty(path) || (path.Length > counterForPath && path[counterForPath] == '/') && pathTemplate.Length > 1
&& pathTemplate.Substring(0, 2) == "/{"
&& pathTemplate.IndexOf('}') == pathTemplate.Length - 1;
}
private bool NothingAfterFirstForwardSlash(string path)
{
return path.Length == 1 || path.Length == 0;
}
private string GetPlaceholderValue(string urlPathTemplate, string query, string variableName, string urlPath, int counterForUrl, char delimiter)
{
var positionOfNextSlash = urlPath.IndexOf(delimiter, counterForUrl);
if (positionOfNextSlash == -1 || (urlPathTemplate.Trim(delimiter).EndsWith(variableName) && string.IsNullOrEmpty(query)))
{
positionOfNextSlash = urlPath.Length;
}
var variableValue = urlPath.Substring(counterForUrl, positionOfNextSlash - counterForUrl);
return variableValue;
}
private string GetPlaceholderName(string urlPathTemplate, int counterForTemplate)
{
var postitionOfPlaceHolderClosingBracket = urlPathTemplate.IndexOf('}', counterForTemplate) + 1;
var variableName = urlPathTemplate.Substring(counterForTemplate, postitionOfPlaceHolderClosingBracket - counterForTemplate);
return variableName;
}
private int GetNextCounterPosition(string urlTemplate, int counterForTemplate, char delimiter)
{
var closingPlaceHolderPositionOnTemplate = urlTemplate.IndexOf(delimiter, counterForTemplate);
return closingPlaceHolderPositionOnTemplate + 1;
}
private bool CharactersDontMatch(char characterOne, char characterTwo)
{
return char.ToLower(characterOne) != char.ToLower(characterTwo);
}
private bool ContinueScanningUrl(int counterForUrl, int urlLength)
{
return counterForUrl < urlLength;
}
private bool IsPlaceholder(char character)
{
return character == '{';
}
}
}

5
src/Ocelot/Responder/HttpContextResponder.cs
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@ -38,7 +38,10 @@ namespace Ocelot.Responder
var content = await response.Content.ReadAsStreamAsync();
AddHeaderIfDoesntExist(context, new Header("Content-Length", new []{ content.Length.ToString() }) );
if(response.Content.Headers.ContentLength != null)
{
AddHeaderIfDoesntExist(context, new Header("Content-Length", new []{ response.Content.Headers.ContentLength.ToString() }) );
}
context.Response.OnStarting(state =>
{

35
test/Ocelot.AcceptanceTests/RoutingTests.cs
View File

@ -915,6 +915,41 @@ namespace Ocelot.AcceptanceTests
.BDDfy();
}
[Fact]
public void should_match_multiple_paths_with_catch_all()
{
var port = 61999;
var configuration = new FileConfiguration
{
ReRoutes = new List<FileReRoute>
{
new FileReRoute
{
DownstreamPathTemplate = "/{everything}",
DownstreamScheme = "http",
UpstreamPathTemplate = "/{everything}",
UpstreamHttpMethod = new List<string> { "Get" },
DownstreamHostAndPorts = new List<FileHostAndPort>
{
new FileHostAndPort
{
Host = "localhost",
Port = port,
}
},
}
}
};
this.Given(x => x.GivenThereIsAServiceRunningOn($"http://localhost:{port}/", "/test/toot", 200, "Hello from Laura"))
.And(x => _steps.GivenThereIsAConfiguration(configuration))
.And(x => _steps.GivenOcelotIsRunning())
.When(x => _steps.WhenIGetUrlOnTheApiGateway("/test/toot"))
.Then(x => _steps.ThenTheStatusCodeShouldBe(HttpStatusCode.OK))
.And(x => _steps.ThenTheResponseBodyShouldBe("Hello from Laura"))
.BDDfy();
}
[Fact]
public void should_fix_issue_271()
{

40
test/Ocelot.AcceptanceTests/RoutingWithQueryStringTests.cs
View File

@ -56,6 +56,44 @@ namespace Ocelot.AcceptanceTests
.BDDfy();
}
[Fact]
public void should_return_response_200_with_odata_query_string()
{
var subscriptionId = Guid.NewGuid().ToString();
var unitId = Guid.NewGuid().ToString();
var port = 57359;
var configuration = new FileConfiguration
{
ReRoutes = new List<FileReRoute>
{
new FileReRoute
{
DownstreamPathTemplate = "/{everything}",
DownstreamScheme = "http",
DownstreamHostAndPorts = new List<FileHostAndPort>
{
new FileHostAndPort
{
Host = "localhost",
Port = port,
}
},
UpstreamPathTemplate = "/{everything}",
UpstreamHttpMethod = new List<string> { "Get" },
}
}
};
this.Given(x => x.GivenThereIsAServiceRunningOn($"http://localhost:{port}", $"/odata/customers", "?$filter=Name%20eq%20'Sam'", 200, "Hello from Laura"))
.And(x => _steps.GivenThereIsAConfiguration(configuration))
.And(x => _steps.GivenOcelotIsRunning())
.When(x => _steps.WhenIGetUrlOnTheApiGateway($"/odata/customers?$filter=Name eq 'Sam' "))
.Then(x => _steps.ThenTheStatusCodeShouldBe(HttpStatusCode.OK))
.And(x => _steps.ThenTheResponseBodyShouldBe("Hello from Laura"))
.BDDfy();
}
[Fact]
public void should_return_response_200_with_query_string_upstream_template()
{
@ -206,7 +244,7 @@ namespace Ocelot.AcceptanceTests
{
_serviceHandler.GivenThereIsAServiceRunningOn(baseUrl, basePath, async context =>
{
if (context.Request.PathBase.Value != basePath || context.Request.QueryString.Value != queryString)
if ((context.Request.PathBase.Value != basePath) || context.Request.QueryString.Value != queryString)
{
context.Response.StatusCode = 500;
await context.Response.WriteAsync("downstream path didnt match base path");

745
test/Ocelot.UnitTests/DownstreamRouteFinder/UrlMatcher/UrlPathPlaceholderNameAndValueFinderTests.cs
View File

@ -1,357 +1,388 @@
using System.Collections.Generic;
using System.Linq;
using Ocelot.DownstreamRouteFinder.UrlMatcher;
using Ocelot.Responses;
using Shouldly;
using TestStack.BDDfy;
using Xunit;
namespace Ocelot.UnitTests.DownstreamRouteFinder.UrlMatcher
{
public class UrlPathPlaceholderNameAndValueFinderTests
{
private readonly IPlaceholderNameAndValueFinder _finder;
private string _downstreamUrlPath;
private string _downstreamPathTemplate;
private Response<List<PlaceholderNameAndValue>> _result;
private string _query;
public UrlPathPlaceholderNameAndValueFinderTests()
{
_finder = new UrlPathPlaceholderNameAndValueFinder();
}
[Fact]
public void can_match_down_stream_url()
{
this.Given(x => x.GivenIHaveAUpstreamPath(""))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate(""))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_nothing_then_placeholder_no_value_is_blank()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{url}", "")
};
this.Given(x => x.GivenIHaveAUpstreamPath(""))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{url}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_nothing_then_placeholder_value_is_test()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{url}", "test")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/test"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{url}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_forward_slash_then_placeholder_no_value_is_blank()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{url}", "")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{url}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_forward_slash()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
};
this.Given(x => x.GivenIHaveAUpstreamPath("/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_forward_slash_then_placeholder_then_another_value()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{url}", "1")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/1/products"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{url}/products"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_not_find_anything()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/products"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void should_find_query_string()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products"))
.And(x => x.GivenIHaveAQuery("?productId=1"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products?productId={productId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_find_query_string_dont_include_hardcoded()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products"))
.And(x => x.GivenIHaveAQuery("?productId=1&categoryId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products?productId={productId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_find_multiple_query_string()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products"))
.And(x => x.GivenIHaveAQuery("?productId=1&categoryId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products?productId={productId}&categoryId={categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_find_multiple_query_string_and_path()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2"),
new PlaceholderNameAndValue("{account}", "3")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products/3"))
.And(x => x.GivenIHaveAQuery("?productId=1&categoryId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products/{account}?productId={productId}&categoryId={categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_find_multiple_query_string_and_path_that_ends_with_slash()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2"),
new PlaceholderNameAndValue("{account}", "3")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products/3/"))
.And(x => x.GivenIHaveAQuery("?productId=1&categoryId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products/{account}/?productId={productId}&categoryId={categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_no_slash()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_one_slash()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_one_place_holder()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_two_place_holders()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/2"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}/{categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_two_place_holders_seperated_by_something()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}/categories/{categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_three_place_holders_seperated_by_something()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2"),
new PlaceholderNameAndValue("{variantId}", "123")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2/variant/123"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}/categories/{categoryId}/variant/{variantId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_three_place_holders()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2/variant/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}/categories/{categoryId}/variant/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_place_holder_to_final_url_path()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{finalUrlPath}", "product/products/categories/"),
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/categories/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("api/{finalUrlPath}/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
private void ThenTheTemplatesVariablesAre(List<PlaceholderNameAndValue> expectedResults)
{
foreach (var expectedResult in expectedResults)
{
var result = _result.Data.First(t => t.Name == expectedResult.Name);
result.Value.ShouldBe(expectedResult.Value);
}
}
private void GivenIHaveAUpstreamPath(string downstreamPath)
{
_downstreamUrlPath = downstreamPath;
}
private void GivenIHaveAnUpstreamUrlTemplate(string downstreamUrlTemplate)
{
_downstreamPathTemplate = downstreamUrlTemplate;
}
private void WhenIFindTheUrlVariableNamesAndValues()
{
_result = _finder.Find(_downstreamUrlPath, _query, _downstreamPathTemplate);
}
private void GivenIHaveAQuery(string query)
{
_query = query;
}
}
}
using System.Collections.Generic;
using System.Linq;
using Ocelot.DownstreamRouteFinder.UrlMatcher;
using Ocelot.Responses;
using Shouldly;
using TestStack.BDDfy;
using Xunit;
namespace Ocelot.UnitTests.DownstreamRouteFinder.UrlMatcher
{
public class UrlPathPlaceholderNameAndValueFinderTests
{
private readonly IPlaceholderNameAndValueFinder _finder;
private string _downstreamUrlPath;
private string _downstreamPathTemplate;
private Response<List<PlaceholderNameAndValue>> _result;
private string _query;
public UrlPathPlaceholderNameAndValueFinderTests()
{
_finder = new UrlPathPlaceholderNameAndValueFinder();
}
[Fact]
public void can_match_down_stream_url()
{
this.Given(x => x.GivenIHaveAUpstreamPath(""))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate(""))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_nothing_then_placeholder_no_value_is_blank()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{url}", "")
};
this.Given(x => x.GivenIHaveAUpstreamPath(""))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{url}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_nothing_then_placeholder_value_is_test()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{url}", "test")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/test"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{url}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_match_everything_in_path_with_query()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{everything}", "test/toot")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/test/toot"))
.And(x => GivenIHaveAQuery("?$filter=Name%20eq%20'Sam'"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{everything}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_match_everything_in_path()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{everything}", "test/toot")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/test/toot"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{everything}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_forward_slash_then_placeholder_no_value_is_blank()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{url}", "")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{url}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_forward_slash()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
};
this.Given(x => x.GivenIHaveAUpstreamPath("/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_forward_slash_then_placeholder_then_another_value()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{url}", "1")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/1/products"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/{url}/products"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_not_find_anything()
{
this.Given(x => x.GivenIHaveAUpstreamPath("/products"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void should_find_query_string()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products"))
.And(x => x.GivenIHaveAQuery("?productId=1"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products?productId={productId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_find_query_string_dont_include_hardcoded()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products"))
.And(x => x.GivenIHaveAQuery("?productId=1&categoryId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products?productId={productId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_find_multiple_query_string()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products"))
.And(x => x.GivenIHaveAQuery("?productId=1&categoryId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products?productId={productId}&categoryId={categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_find_multiple_query_string_and_path()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2"),
new PlaceholderNameAndValue("{account}", "3")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products/3"))
.And(x => x.GivenIHaveAQuery("?productId=1&categoryId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products/{account}?productId={productId}&categoryId={categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void should_find_multiple_query_string_and_path_that_ends_with_slash()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2"),
new PlaceholderNameAndValue("{account}", "3")
};
this.Given(x => x.GivenIHaveAUpstreamPath("/products/3/"))
.And(x => x.GivenIHaveAQuery("?productId=1&categoryId=2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("/products/{account}/?productId={productId}&categoryId={categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_no_slash()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_one_slash()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template()
{
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(new List<PlaceholderNameAndValue>()))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_one_place_holder()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_two_place_holders()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/2"))
.Given(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}/{categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_two_place_holders_seperated_by_something()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}/categories/{categoryId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_three_place_holders_seperated_by_something()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2"),
new PlaceholderNameAndValue("{variantId}", "123")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2/variant/123"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}/categories/{categoryId}/variant/{variantId}"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_three_place_holders()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{productId}", "1"),
new PlaceholderNameAndValue("{categoryId}", "2")
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/1/categories/2/variant/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("api/product/products/{productId}/categories/{categoryId}/variant/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
[Fact]
public void can_match_down_stream_url_with_downstream_template_with_place_holder_to_final_url_path()
{
var expectedTemplates = new List<PlaceholderNameAndValue>
{
new PlaceholderNameAndValue("{finalUrlPath}", "product/products/categories/"),
};
this.Given(x => x.GivenIHaveAUpstreamPath("api/product/products/categories/"))
.And(x => x.GivenIHaveAnUpstreamUrlTemplate("api/{finalUrlPath}/"))
.When(x => x.WhenIFindTheUrlVariableNamesAndValues())
.And(x => x.ThenTheTemplatesVariablesAre(expectedTemplates))
.BDDfy();
}
private void ThenTheTemplatesVariablesAre(List<PlaceholderNameAndValue> expectedResults)
{
foreach (var expectedResult in expectedResults)
{
var result = _result.Data.First(t => t.Name == expectedResult.Name);
result.Value.ShouldBe(expectedResult.Value);
}
}
private void GivenIHaveAUpstreamPath(string downstreamPath)
{
_downstreamUrlPath = downstreamPath;
}
private void GivenIHaveAnUpstreamUrlTemplate(string downstreamUrlTemplate)
{
_downstreamPathTemplate = downstreamUrlTemplate;
}
private void WhenIFindTheUrlVariableNamesAndValues()
{
_result = _finder.Find(_downstreamUrlPath, _query, _downstreamPathTemplate);
}
private void GivenIHaveAQuery(string query)
{
_query = query;
}
}
}