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Some fixes to WireMock.Net.Assertions #816

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merged 8 commits into from
Oct 15, 2022
Merged

Some fixes to WireMock.Net.Assertions #816

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b557521
Add extra unit test for UsingPost
StefH Sep 26, 2022
3c1763c
Merge branch 'master' into stef-ut-assertions
StefH Sep 26, 2022
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StefH Sep 26, 2022
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StefH Sep 26, 2022
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StefH Sep 26, 2022
8feef2f
Merge branch 'master' into stef-ut-assertions
StefH Sep 30, 2022
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Merge branch 'master' into stef-ut-assertions
StefH Oct 11, 2022
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126 changes: 90 additions & 36 deletions src/WireMock.Net.FluentAssertions/Assertions/WireMockAssertions.cs
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Original file line number Diff line number Diff line change
@@ -1,97 +1,133 @@
#pragma warning disable CS1591
using System;
using System.Collections.Generic;
using System.Linq;
using FluentAssertions;
using FluentAssertions.Execution;
using WireMock.Server;
using WireMock.Types;

// ReSharper disable once CheckNamespace
namespace WireMock.FluentAssertions;

public class WireMockAssertions
{
private readonly IWireMockServer _subject;
private readonly int? _callsCount;
private IReadOnlyList<IRequestMessage> _requestMessages;
private IReadOnlyList<KeyValuePair<string, WireMockList<string>>> _headers;

public WireMockAssertions(IWireMockServer subject, int? callsCount)
{
_subject = subject;
_callsCount = callsCount;
_requestMessages = subject.LogEntries.Select(logEntry => logEntry.RequestMessage).ToList();
_headers = _requestMessages.SelectMany(req => req.Headers).ToList();
}

[CustomAssertion]
public AndConstraint<WireMockAssertions> AtAbsoluteUrl(string absoluteUrl, string because = "", params object[] becauseArgs)
public AndWhichConstraint<WireMockAssertions, string> AtAbsoluteUrl(string absoluteUrl, string because = "", params object[] becauseArgs)
{
Func<IRequestMessage, bool> predicate = request => string.Equals(request.AbsoluteUrl, absoluteUrl, StringComparison.OrdinalIgnoreCase);
var (filter, condition) = BuildFilterAndCondition(predicate);

Execute.Assertion
.BecauseOf(because, becauseArgs)
.Given(() => _subject.LogEntries.Select(x => x.RequestMessage).ToList())
.Given(() => _requestMessages)
.ForCondition(requests => requests.Any())
.FailWith(
"Expected {context:wiremockserver} to have been called at address matching the absolute url {0}{reason}, but no calls were made.",
absoluteUrl)
absoluteUrl
)
.Then
.ForCondition(x => (_callsCount == null && x.Any(y => y.AbsoluteUrl == absoluteUrl)) || (_callsCount == x.Count(y => y.AbsoluteUrl == absoluteUrl)))
.ForCondition(condition)
.FailWith(
"Expected {context:wiremockserver} to have been called at address matching the absolute url {0}{reason}, but didn't find it among the calls to {1}.",
_ => absoluteUrl, requests => requests.Select(request => request.AbsoluteUrl));
_ => absoluteUrl, requests => requests.Select(request => request.AbsoluteUrl)
);

return new AndConstraint<WireMockAssertions>(this);
_requestMessages = filter(_requestMessages).ToList();

return new AndWhichConstraint<WireMockAssertions, string>(this, absoluteUrl);
}

[CustomAssertion]
public AndConstraint<WireMockAssertions> AtUrl(string url, string because = "", params object[] becauseArgs)
public AndWhichConstraint<WireMockAssertions, string> AtUrl(string url, string because = "", params object[] becauseArgs)
{
Func<IRequestMessage, bool> predicate = request => string.Equals(request.Url, url, StringComparison.OrdinalIgnoreCase);
var (filter, condition) = BuildFilterAndCondition(predicate);

Execute.Assertion
.BecauseOf(because, becauseArgs)
.Given(() => _subject.LogEntries.Select(x => x.RequestMessage).ToList())
.Given(() => _requestMessages)
.ForCondition(requests => requests.Any())
.FailWith(
"Expected {context:wiremockserver} to have been called at address matching the url {0}{reason}, but no calls were made.",
url)
.Then
.ForCondition(x => (_callsCount == null && x.Any(y => y.Url == url)) || (_callsCount == x.Count(y => y.Url == url)))
.ForCondition(condition)
.FailWith(
"Expected {context:wiremockserver} to have been called at address matching the url {0}{reason}, but didn't find it among the calls to {1}.",
_ => url, requests => requests.Select(request => request.Url));
_ => url,
requests => requests.Select(request => request.Url)
);

return new AndConstraint<WireMockAssertions>(this);
_requestMessages = filter(_requestMessages).ToList();

return new AndWhichConstraint<WireMockAssertions, string>(this, url);
}

[CustomAssertion]
public AndConstraint<WireMockAssertions> WithProxyUrl(string proxyUrl, string because = "", params object[] becauseArgs)
public AndWhichConstraint<WireMockAssertions, string> WithProxyUrl(string proxyUrl, string because = "", params object[] becauseArgs)
{
Func<IRequestMessage, bool> predicate = request => string.Equals(request.ProxyUrl, proxyUrl, StringComparison.OrdinalIgnoreCase);
var (filter, condition) = BuildFilterAndCondition(predicate);

Execute.Assertion
.BecauseOf(because, becauseArgs)
.Given(() => _subject.LogEntries.Select(x => x.RequestMessage).ToList())
.Given(() => _requestMessages)
.ForCondition(requests => requests.Any())
.FailWith(
"Expected {context:wiremockserver} to have been called with proxy url {0}{reason}, but no calls were made.",
proxyUrl)
proxyUrl
)
.Then
.ForCondition(x => (_callsCount == null && x.Any(y => y.ProxyUrl == proxyUrl)) || (_callsCount == x.Count(y => y.ProxyUrl == proxyUrl)))
.ForCondition(condition)
.FailWith(
"Expected {context:wiremockserver} to have been called with proxy url {0}{reason}, but didn't find it among the calls with {1}.",
_ => proxyUrl, requests => requests.Select(request => request.ProxyUrl));
_ => proxyUrl,
requests => requests
.Select(request => request.ProxyUrl)
);

return new AndConstraint<WireMockAssertions>(this);
_requestMessages = filter(_requestMessages).ToList();

return new AndWhichConstraint<WireMockAssertions, string>(this, proxyUrl);
}

[CustomAssertion]
public AndConstraint<WireMockAssertions> FromClientIP(string clientIP, string because = "", params object[] becauseArgs)
public AndWhichConstraint<WireMockAssertions, string> FromClientIP(string clientIP, string because = "", params object[] becauseArgs)
{
Func<IRequestMessage, bool> predicate = request => string.Equals(request.ClientIP, clientIP, StringComparison.OrdinalIgnoreCase);
var (filter, condition) = BuildFilterAndCondition(predicate);

Execute.Assertion
.BecauseOf(because, becauseArgs)
.Given(() => _subject.LogEntries.Select(x => x.RequestMessage).ToList())
.Given(() => _requestMessages)
.ForCondition(requests => requests.Any())
.FailWith(
"Expected {context:wiremockserver} to have been called from client IP {0}{reason}, but no calls were made.",
clientIP)
.Then
.ForCondition(x => (_callsCount == null && x.Any(y => y.ClientIP == clientIP)) || (_callsCount == x.Count(y => y.ClientIP == clientIP)))
.ForCondition(requests =>
(_callsCount == null && requests.Any(req => req.ClientIP == clientIP)) ||
(_callsCount == requests.Count(req => req.ClientIP == clientIP))
)
.FailWith(
"Expected {context:wiremockserver} to have been called from client IP {0}{reason}, but didn't find it among the calls from IP(s) {1}.",
_ => clientIP, requests => requests.Select(request => request.ClientIP));

return new AndConstraint<WireMockAssertions>(this);
_requestMessages = filter(_requestMessages).ToList();

return new AndWhichConstraint<WireMockAssertions, string>(this, clientIP);
}

[CustomAssertion]
Expand All @@ -101,28 +137,25 @@ public AndConstraint<WireMockAssertions> WithHeader(string expectedKey, string v
[CustomAssertion]
public AndConstraint<WireMockAssertions> WithHeader(string expectedKey, string[] expectedValues, string because = "", params object[] becauseArgs)
{
var headersDictionary = _subject.LogEntries.SelectMany(x => x.RequestMessage.Headers)
.ToDictionary(x => x.Key, x => x.Value);

using (new AssertionScope("headers from requests sent"))
{
headersDictionary.Should().ContainKey(expectedKey, because, becauseArgs);
_headers.Select(h => h.Key).Should().Contain(expectedKey, because, becauseArgs);
}

using (new AssertionScope($"header \"{expectedKey}\" from requests sent with value(s)"))
{
var headerValues = _headers.First(h => h.Key == expectedKey).Value;

if (expectedValues.Length == 1)
{
headersDictionary[expectedKey].Should().Contain(expectedValues.First());
headerValues.Should().Contain(expectedValues.First(), because, becauseArgs);
}
else
{
var trimmedHeaderValues = string.Join(",", headersDictionary[expectedKey].Select(x => x)).Split(',')
.Select(x => x.Trim())
.ToList();
var trimmedHeaderValues = string.Join(",", headerValues.Select(x => x)).Split(',').Select(x => x.Trim()).ToList();
foreach (var expectedValue in expectedValues)
{
trimmedHeaderValues.Should().Contain(expectedValue);
trimmedHeaderValues.Should().Contain(expectedValue, because, becauseArgs);
}
}
}
Expand Down Expand Up @@ -169,19 +202,40 @@ public AndConstraint<WireMockAssertions> UsingTrace(string because = "", params
[CustomAssertion]
public AndConstraint<WireMockAssertions> UsingMethod(string method, string because = "", params object[] becauseArgs)
{
Func<IRequestMessage, bool> predicate = request => string.Equals(request.Method, method, StringComparison.OrdinalIgnoreCase);
var (filter, condition) = BuildFilterAndCondition(predicate);

Execute.Assertion
.BecauseOf(because, becauseArgs)
.Given(() => _subject.LogEntries.Select(x => x.RequestMessage).ToList())
.Given(() => _requestMessages)
.ForCondition(requests => requests.Any())
.FailWith(
"Expected {context:wiremockserver} to have been called using method {0}{reason}, but no calls were made.",
method)
method
)
.Then
.ForCondition(x => (_callsCount == null && x.Any(y => y.Method == method)) || (_callsCount == x.Count(y => y.Method == method)))
.ForCondition(condition)
.FailWith(
"Expected {context:wiremockserver} to have been called using method {0}{reason}, but didn't find it among the methods {1}.",
_ => method, requests => requests.Select(request => request.Method));
_ => method,
requests => requests.Select(request => request.Method)
);

_requestMessages = filter(_requestMessages).ToList();

return new AndConstraint<WireMockAssertions>(this);
}

private (Func<IReadOnlyList<IRequestMessage>, IReadOnlyList<IRequestMessage>> Filter, Func<IReadOnlyList<IRequestMessage>, bool> Condition) BuildFilterAndCondition(Func<IRequestMessage, bool> predicate)
{
Func<IReadOnlyList<IRequestMessage>, IReadOnlyList<IRequestMessage>> filter = requests => requests.Where(predicate).ToList();

return
(
filter,
requests =>
(_callsCount == null && filter(_requestMessages).Any()) ||
(_callsCount == filter(_requestMessages).Count())
);
}
}
1 change: 1 addition & 0 deletions src/WireMock.Net.FluentAssertions/WireMock.Net.FluentAssertions.csproj
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@
<!--<DelaySign>true</DelaySign>-->
<PublicSign Condition=" '$(OS)' != 'Windows_NT' ">true</PublicSign>
<PackageLicenseExpression>MIT</PackageLicenseExpression>
<LangVersion>10</LangVersion>
</PropertyGroup>

<PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
Expand Down
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