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Improvement #42

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Improvement #42

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15 changes: 7 additions & 8 deletions src/Standard.Licensing.Tests/KeyGeneratorTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,6 @@
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

using System.Collections.Generic;
using NUnit.Framework;
using Standard.Licensing.Security.Cryptography;

Expand All @@ -35,9 +34,9 @@ public class KeyGeneratorTests
[Test] // See Bug #135
public void Ensure_To_Not_Generate_Identical_Keys()
{
var passPhrase = "test";
var privKeySet = new HashSet<string>();
var pubKeySet = new HashSet<string>();
string passPhrase = "test";
HashSet<string> privKeySet = new HashSet<string>();
HashSet<string> pubKeySet = new HashSet<string>();

// add well known key
privKeySet.Add(
Expand All @@ -47,10 +46,10 @@ public void Ensure_To_Not_Generate_Identical_Keys()

for (int i = 0; i < 100; i++)
{
var keyGenerator = new KeyGenerator(256); //default key size
var pair = keyGenerator.GenerateKeyPair();
var privateKey = pair.ToEncryptedPrivateKeyString(passPhrase);
var publicKey = pair.ToPublicKeyString();
KeyGenerator keyGenerator = new KeyGenerator(256); //default key size
KeyPair? pair = keyGenerator.GenerateKeyPair();
string? privateKey = pair.ToEncryptedPrivateKeyString(passPhrase);
string? publicKey = pair.ToPublicKeyString();

Assert.That(privKeySet.Add(privateKey), Is.True);
Assert.That(pubKeySet.Add(publicKey), Is.True);
Expand Down
96 changes: 48 additions & 48 deletions src/Standard.Licensing.Tests/LicenseSignatureTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -23,12 +23,12 @@
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

using System;
using System.Collections.Generic;
using System.Globalization;
using System.Xml.Linq;
using NUnit.Framework;

using Standard.Licensing.Security.Cryptography;

namespace Standard.Licensing.Tests
{
[TestFixture]
Expand All @@ -42,8 +42,8 @@ public class LicenseSignatureTests
public void Init()
{
passPhrase = Guid.NewGuid().ToString();
var keyGenerator = Security.Cryptography.KeyGenerator.Create();
var keyPair = keyGenerator.GenerateKeyPair();
KeyGenerator? keyGenerator = KeyGenerator.Create();
KeyPair? keyPair = keyGenerator.GenerateKeyPair();
privateKey = keyPair.ToEncryptedPrivateKeyString(passPhrase);
publicKey = keyPair.ToPublicKeyString();
}
Expand All @@ -58,14 +58,14 @@ private static DateTime ConvertToRfc1123(DateTime dateTime)
[Test]
public void Can_Generate_And_Validate_Signature_With_Empty_License()
{
var license = License.New()
.CreateAndSignWithPrivateKey(privateKey, passPhrase);
License? license = License.New()
.CreateAndSignWithPrivateKey(privateKey, passPhrase);

Assert.That(license, Is.Not.Null);
Assert.That(license.Signature, Is.Not.Null);

// validate xml
var xmlElement = XElement.Parse(license.ToString(), LoadOptions.None);
XElement xmlElement = XElement.Parse(license.ToString(), LoadOptions.None);
Assert.That(xmlElement.HasElements, Is.True);

// validate default values when not set
Expand All @@ -83,31 +83,31 @@ public void Can_Generate_And_Validate_Signature_With_Empty_License()
[Test]
public void Can_Generate_And_Validate_Signature_With_Standard_License()
{
var licenseId = Guid.NewGuid();
var customerName = "Max Mustermann";
var customerEmail = "[email protected]";
var expirationDate = DateTime.Now.AddYears(1);
var productFeatures = new Dictionary<string, string>
{
{"Sales Module", "yes"},
{"Purchase Module", "yes"},
{"Maximum Transactions", "10000"}
};

var license = License.New()
.WithUniqueIdentifier(licenseId)
.As(LicenseType.Standard)
.WithMaximumUtilization(10)
.WithProductFeatures(productFeatures)
.LicensedTo(customerName, customerEmail)
.ExpiresAt(expirationDate)
.CreateAndSignWithPrivateKey(privateKey, passPhrase);
Guid licenseId = Guid.NewGuid();
string customerName = "Max Mustermann";
string customerEmail = "[email protected]";
DateTime expirationDate = DateTime.Now.AddYears(1);
Dictionary<string, string> productFeatures = new Dictionary<string, string>
{
{"Sales Module", "yes"},
{"Purchase Module", "yes"},
{"Maximum Transactions", "10000"}
};

License? license = License.New()
.WithUniqueIdentifier(licenseId)
.As(LicenseType.Standard)
.WithMaximumUtilization(10)
.WithProductFeatures(productFeatures)
.LicensedTo(customerName, customerEmail)
.ExpiresAt(expirationDate)
.CreateAndSignWithPrivateKey(privateKey, passPhrase);

Assert.That(license, Is.Not.Null);
Assert.That(license.Signature, Is.Not.Null);

// validate xml
var xmlElement = XElement.Parse(license.ToString(), LoadOptions.None);
XElement xmlElement = XElement.Parse(license.ToString(), LoadOptions.None);
Assert.That(xmlElement.HasElements, Is.True);

// validate default values when not set
Expand All @@ -128,25 +128,25 @@ public void Can_Generate_And_Validate_Signature_With_Standard_License()
[Test]
public void Can_Detect_Hacked_License()
{
var licenseId = Guid.NewGuid();
var customerName = "Max Mustermann";
var customerEmail = "[email protected]";
var expirationDate = DateTime.Now.AddYears(1);
var productFeatures = new Dictionary<string, string>
{
{"Sales Module", "yes"},
{"Purchase Module", "yes"},
{"Maximum Transactions", "10000"}
};

var license = License.New()
.WithUniqueIdentifier(licenseId)
.As(LicenseType.Standard)
.WithMaximumUtilization(10)
.WithProductFeatures(productFeatures)
.LicensedTo(customerName, customerEmail)
.ExpiresAt(expirationDate)
.CreateAndSignWithPrivateKey(privateKey, passPhrase);
Guid licenseId = Guid.NewGuid();
string customerName = "Max Mustermann";
string customerEmail = "[email protected]";
DateTime expirationDate = DateTime.Now.AddYears(1);
Dictionary<string, string> productFeatures = new Dictionary<string, string>
{
{"Sales Module", "yes"},
{"Purchase Module", "yes"},
{"Maximum Transactions", "10000"}
};

License? license = License.New()
.WithUniqueIdentifier(licenseId)
.As(LicenseType.Standard)
.WithMaximumUtilization(10)
.WithProductFeatures(productFeatures)
.LicensedTo(customerName, customerEmail)
.ExpiresAt(expirationDate)
.CreateAndSignWithPrivateKey(privateKey, passPhrase);

Assert.That(license, Is.Not.Null);
Assert.That(license.Signature, Is.Not.Null);
Expand All @@ -155,15 +155,15 @@ public void Can_Detect_Hacked_License()
Assert.That(license.VerifySignature(publicKey), Is.True);

// validate xml
var xmlElement = XElement.Parse(license.ToString(), LoadOptions.None);
XElement xmlElement = XElement.Parse(license.ToString(), LoadOptions.None);
Assert.That(xmlElement.HasElements, Is.True);

// manipulate xml
Assert.That(xmlElement.Element("Quantity"), Is.Not.Null);
xmlElement.Element("Quantity").Value = "11"; // now we want to have 11 licenses

// load license from manipulated xml
var hackedLicense = License.Load(xmlElement.ToString());
License? hackedLicense = License.Load(xmlElement.ToString());

// validate default values when not set
Assert.That(hackedLicense.Id, Is.EqualTo(licenseId));
Expand Down
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