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Feature/xpath transformer (#398)

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* XPath transformer, added handlerbars helper to select nodes using xpath and setting the outerxml value in response

* Added test to select attribute value and node text

* Removed extra empty lines
This commit is contained in:
Kashif Jamal Soofi
2020-01-09 16:51:44 +00:00
committed by Stef Heyenrath
parent 3f802c3948
commit 368fdd4c7d
3 changed files with 270 additions and 0 deletions
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166
test/WireMock.Net.Tests/ResponseBuilders/ResponseWithHandlebarsXPathTests.cs Normal file
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using System.Threading.Tasks;
using System.Xml;
using NFluent;
using WireMock.Models;
using WireMock.ResponseBuilders;
using WireMock.Settings;
using WireMock.Types;
using WireMock.Util;
using Xunit;
#if !NETSTANDARD1_3
using Wmhelp.XPath2;
#endif
namespace WireMock.Net.Tests.ResponseBuilders
{
public class ResponseWithHandlebarsXPathTests
{
private readonly WireMockServerSettings _settings = new WireMockServerSettings();
private const string ClientIp = "::1";
[Fact]
public async Task Response_ProvideResponse_Handlebars_XPath_SelectSingleNode_Request_BodyAsString()
{
// Assign
var body = new BodyData
{
BodyAsString = @"<todo-list>
<todo-item id='a1'>abc</todo-item>
<todo-item id='a2'>def</todo-item>
<todo-item id='a3'>xyz</todo-item>
</todo-list>",
DetectedBodyType = BodyType.String
};
var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
var response = Response.Create()
.WithHeader("Content-Type", "application/xml")
.WithBody("<response>{{XPath.SelectSingleNode request.body \"/todo-list/todo-item[1]\"}}</response>")
.WithTransformer();
// Act
var responseMessage = await response.ProvideResponseAsync(request, _settings);
// Assert
var nav = new XmlDocument { InnerXml = responseMessage.BodyData.BodyAsString }.CreateNavigator();
var node = nav.XPath2SelectSingleNode("/response/todo-item");
Check.That(node.Value).Equals("abc");
Check.That(node.GetAttribute("id", "")).Equals("a1");
}
[Fact]
public async Task Response_ProvideResponse_Handlebars_XPath_SelectSingleNode_Text_Request_BodyAsString()
{
// Assign
var body = new BodyData
{
BodyAsString = @"<todo-list>
<todo-item id='a1'>abc</todo-item>
<todo-item id='a2'>def</todo-item>
<todo-item id='a3'>xyz</todo-item>
</todo-list>",
DetectedBodyType = BodyType.String
};
var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
var response = Response.Create()
.WithHeader("Content-Type", "application/xml")
.WithBody("{{XPath.SelectSingleNode request.body \"/todo-list/todo-item[1]/text()\"}}")
.WithTransformer();
// Act
var responseMessage = await response.ProvideResponseAsync(request, _settings);
// Assert
Check.That(responseMessage.BodyData.BodyAsString).IsEqualTo("abc");
}
[Fact]
public async Task Response_ProvideResponse_Handlebars_XPath_SelectNodes_Request_BodyAsString()
{
// Assign
var body = new BodyData
{
BodyAsString = @"<todo-list>
<todo-item id='a1'>abc</todo-item>
<todo-item id='a2'>def</todo-item>
<todo-item id='a3'>xyz</todo-item>
</todo-list>",
DetectedBodyType = BodyType.String
};
var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
var response = Response.Create()
.WithHeader("Content-Type", "application/xml")
.WithBody("<response>{{XPath.SelectNodes request.body \"/todo-list/todo-item\"}}</response>")
.WithTransformer();
// Act
var responseMessage = await response.ProvideResponseAsync(request, _settings);
// Assert
var nav = new XmlDocument { InnerXml = responseMessage.BodyData.BodyAsString }.CreateNavigator();
var nodes = nav.XPath2SelectNodes("/response/todo-item");
Check.That(nodes.Count + 1).IsEqualTo(3);
}
[Fact]
public async Task Response_ProvideResponse_Handlebars_XPath_Evaluate_Request_BodyAsString()
{
// Assign
var body = new BodyData
{
BodyAsString = @"<todo-list>
<todo-item id='a1'>abc</todo-item>
<todo-item id='a2'>def</todo-item>
<todo-item id='a3'>xyz</todo-item>
</todo-list>",
DetectedBodyType = BodyType.String
};
var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
var response = Response.Create()
.WithHeader("Content-Type", "application/xml")
.WithBody("{{XPath.Evaluate request.body \"boolean(/todo-list[count(todo-item) = 3])\"}}")
.WithTransformer();
// Act
var responseMessage = await response.ProvideResponseAsync(request, _settings);
// Assert
Check.That(responseMessage.BodyData.BodyAsString).IsEqualIgnoringCase("True");
}
[Fact]
public async Task Response_ProvideResponse_Handlebars_XPath_Evaluate_Attribute_Request_BodyAsString()
{
// Assign
var body = new BodyData
{
BodyAsString = @"<todo-list>
<todo-item id='a1'>abc</todo-item>
<todo-item id='a2'>def</todo-item>
<todo-item id='a3'>xyz</todo-item>
</todo-list>",
DetectedBodyType = BodyType.String
};
var request = new RequestMessage(new UrlDetails("http://localhost:1234"), "POST", ClientIp, body);
var response = Response.Create()
.WithHeader("Content-Type", "application/xml")
.WithBody("{{XPath.Evaluate request.body \"string(/todo-list/todo-item[1]/@id)\"}}")
.WithTransformer();
// Act
var responseMessage = await response.ProvideResponseAsync(request, _settings);
// Assert
Check.That(responseMessage.BodyData.BodyAsString).IsEqualTo("a1");
}
}
}