public void Build_ForAllHeaders_WhenNotUsingNonce_HasPerRequestValuesReturnsTrue()
{
var builder = new CspBuilder();
builder.AddDefaultSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddConnectSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddFontSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddObjectSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddFormAction().Self().Blob().Data().From("http://testUrl.com");
builder.AddWorkerSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddImgSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddStyleSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddMediaSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddFrameAncestors().Self().Blob().Data().From("http://testUrl.com");
builder.AddBaseUri().Self().Blob().Data().From("http://testUrl.com");
builder.AddUpgradeInsecureRequests();
builder.AddBlockAllMixedContent();
// add nonce
builder.AddScriptSrc().WithNonce();
var result = builder.Build();
result.HasPerRequestValues.Should().BeTrue();
}
public void Build_WhenNoValues_ReturnsNull()
{
var builder = new CspBuilder();
var result = builder.Build();
result.Should().BeNullOrEmpty();
}
public void Build_WhenNoValues_HasPerRequestValuesReturnsFalse()
{
var builder = new CspBuilder();
var result = builder.Build();
result.HasPerRequestValues.Should().BeFalse();
}
public void Build_AddUpgradeInsecureRequests_AddsValue()
{
var builder = new CspBuilder()
.AddUpgradeInsecureRequests();
var result = builder.Build();
result.Should().Be("upgrade-insecure-requests");
}
public void Build_AddBlockAllMixedContent_AddsValue()
{
var builder = new CspBuilder()
.AddBlockAllMixedContent();
var result = builder.Build();
result.Should().Be("block-all-mixed-content");
}
public void Build_ReportUri_AddsValue()
{
var builder = new CspBuilder()
.AddReportUri()
.To("http://testUrl.com");
var result = builder.Build();
result.Should().Be("report-uri http://testUrl.com");
}
public void Build_CustomDirective_AddsValues()
{
var builder = new CspBuilder();
builder.AddCustomDirective("report-to");
builder.AddCustomDirective("plugin-types", "application/x-shockwave-flash");
var result = builder.Build();
result.Should().Be("report-to; plugin-types application/x-shockwave-flash");
}
public void Build_AddingTheSameDirectiveTwice_OverwritesThePreviousCopy()
{
var builder = new CspBuilder();
builder.AddDefaultSrc().Self();
builder.AddDefaultSrc().None();
var result = builder.Build();
result.Should().Be("default-src 'none'");
}
/// <summary>
/// Configure a content security policy
/// </summary>
/// <param name="configure">Configure the CSP</param>
/// <param name="asReportOnly">If true, the header is added as report only</param>
/// <returns>The configured <see cref="ContentSecurityPolicyHeader "/></returns>
public static ContentSecurityPolicyHeader Build(Action <CspBuilder> configure, bool asReportOnly)
{
var builder = new CspBuilder();
configure(builder);
var cspResult = builder.Build();
return(cspResult.HasPerRequestValues
? new ContentSecurityPolicyHeader(cspResult.Builder, asReportOnly)
: new ContentSecurityPolicyHeader(cspResult.ConstantValue, asReportOnly));
}
public void Build_AddFrameAncestors_WhenAddsMultipleValue_ReturnsAllValues()
{
var builder = new CspBuilder();
builder.AddFrameAncestors()
.Self()
.Blob()
.Data()
.From("http://testUrl.com");
var result = builder.Build();
result.Should().Be("frame-ancestors 'self' blob: data: http://testUrl.com");
}
public void Build_AddDefaultSrc_WhenAddsMultipleValueEnumerable_ReturnsAllValues()
{
var builder = new CspBuilder();
builder.AddDefaultSrc()
.Self()
.Blob()
.Data()
.From(new [] { "http://testUrl.com", "http://testUrl2.com" });
var result = builder.Build();
result.ConstantValue.Should().Be("default-src 'self' blob: data: http://testUrl.com http://testUrl2.com");
}
public void Build_AddBaseUri_WhenAddsMultipleValue_ReturnsAllValues()
{
var builder = new CspBuilder();
builder.AddBaseUri()
.Self()
.Blob()
.Data()
.From("http://testUrl.com");
var result = builder.Build();
result.Should().Be("base-uri 'self' blob: data: http://testUrl.com");
}
public void Build_AddFormAction_WhenAddsMultipleValue_ReturnsAllValues()
{
var builder = new CspBuilder();
builder.AddFormAction()
.Self()
.Blob()
.Data()
.From("http://testUrl.com");
var result = builder.Build();
result.Should().Be("form-action 'self' blob: data: http://testUrl.com");
}
public void Build_AddObjectSrc_WhenAddsMultipleValue_ReturnsAllValues()
{
var builder = new CspBuilder();
builder.AddObjectSrc()
.Self()
.Blob()
.Data()
.From("http://testUrl.com");
var result = builder.Build();
result.Should().Be("object-src 'self' blob: data: http://testUrl.com");
}
public void Build_AddStyleSrc_WhenAddsMultipleValue_ReturnsAllValues()
{
var builder = new CspBuilder();
builder.AddStyleSrc()
.Self()
.ReportSample()
.Blob()
.Data()
.From("http://testUrl.com");
var result = builder.Build();
result.ConstantValue.Should().Be("style-src 'self' 'report-sample' blob: data: http://testUrl.com");
}
public void Build_AddDefaultSrc_WhenIncludesNone_OnlyWritesNone()
{
var builder = new CspBuilder();
builder.AddDefaultSrc()
.Self()
.Blob()
.Data()
.From("http://testUrl.com")
.None();
var result = builder.Build();
result.Should().Be("default-src 'none'");
}
public void Build_AddSrciptSrc_WhenAddsInsecureValues_ReturnsAllValues()
{
var builder = new CspBuilder();
builder.AddScriptSrc()
.Self()
.UnsafeEval()
.UnsafeInline()
.StrictDynamic()
.ReportSample()
.From("http://testUrl.com");
var result = builder.Build();
result.Should().Be("script-src 'self' 'unsafe-eval' 'unsafe-inline' 'strict-dynamic' 'report-sample' http://testUrl.com");
}
public void Build_AddSrciptSrc_WhenAddsNonce_HasPerRequestValuesReturnsTrue()
{
var builder = new CspBuilder();
builder.AddScriptSrc()
.Self()
.UnsafeEval()
.UnsafeInline()
.StrictDynamic()
.ReportSample()
.WithNonce()
.From("http://testUrl.com");
var result = builder.Build();
result.HasPerRequestValues.Should().BeTrue();
}
public void Builder_WhenUsingNonce_AddsNonceToCSP()
{
var builder = new CspBuilder();
builder.AddScriptSrc().WithNonce();
builder.AddStyleSrc().WithNonce();
builder.AddCustomDirectiveBuilder("test-directive").WithNonce();
var result = builder.Build();
var httpContext = new DefaultHttpContext();
var nonce = "ABC123";
httpContext.SetNonce(nonce);
var csp = result.Builder(httpContext);
csp.Should().Be($"script-src 'nonce-{nonce}'; style-src 'nonce-{nonce}'; test-directive 'nonce-{nonce}'");
}
public void Build_AddSrciptSrc_WhenDoesntAddNonce_BuilderThrowsInvalidOperation()
{
var builder = new CspBuilder();
builder.AddScriptSrc()
.Self()
.UnsafeEval()
.UnsafeInline()
.StrictDynamic()
.ReportSample()
.From("http://testUrl.com");
var result = builder.Build();
result.Invoking(x =>
{
var val = x.Builder;
})
.ShouldThrow <InvalidOperationException>();
}
public void Build_ForAllHeaders_WhenNotUsingNonce_HasPerRequestValuesReturnsFalse()
{
var builder = new CspBuilder();
builder.AddDefaultSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddConnectSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddFontSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddObjectSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddFormAction().Self().Blob().Data().From("http://testUrl.com");
builder.AddImgSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddScriptSrc().Self().UnsafeEval().UnsafeInline().StrictDynamic().ReportSample().From("http://testUrl.com");
builder.AddStyleSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddMediaSrc().Self().Blob().Data().From("http://testUrl.com");
builder.AddFrameAncestors().Self().Blob().Data().From("http://testUrl.com");
builder.AddBaseUri().Self().Blob().Data().From("http://testUrl.com");
builder.AddUpgradeInsecureRequests();
builder.AddBlockAllMixedContent();
var result = builder.Build();
result.HasPerRequestValues.Should().BeFalse();
}