public void CheckVersionRangeTestSuccess(int major, int minor, int lowerMajor, int lowerMinor)
{
var version = new BoltProtocolVersion(major, minor);
var lowerVersion = new BoltProtocolVersion(lowerMajor, lowerMinor);
version.CheckVersionRange(lowerVersion);
}
public static IBoltProtocol ForVersion(BoltProtocolVersion version, IDictionary <string, string> routingContext = null)
{
if (version.Equals(3, 0))
{
return(new BoltProtocolV3());
}
else if (version.Equals(4, 0))
{
return(new BoltProtocolV4());
}
else if (version.Equals(4, 1))
{
return(new BoltProtocolV4_1(routingContext));
}
else if (version.Equals(0, 0))
{
throw new NotSupportedException(
"The Neo4j server does not support any of the protocol versions supported by this client. " +
"Ensure that you are using driver and server versions that are compatible with one another.");
}
else if (version == new BoltProtocolVersion(BoltHTTPIdentifier))
{
throw new NotSupportedException(
"Server responded HTTP. Make sure you are not trying to connect to the http endpoint " +
$"(HTTP defaults to port 7474 whereas BOLT defaults to port {GraphDatabase.DefaultBoltPort})");
}
else
{
throw new NotSupportedException(
"Protocol error, server suggested unexpected protocol version: " + version.MajorVersion + "." + version.MinorVersion);
}
}
public void ShouldThrowExceptionIfVersionIsNotSupported(int majorVersion, int minorVersion, string errorMessage)
{
var version = new BoltProtocolVersion(majorVersion, minorVersion);
var exception = Record.Exception(() => BoltProtocolFactory.ForVersion(version));
exception.Should().BeOfType <NotSupportedException>();
exception.Message.Should().StartWith(errorMessage);
}
public void LessOrEqaulThanSuccess(int lhsMajor, int lhsMinor, int rhsMajor, int rhsMinor)
{
var lhs = new BoltProtocolVersion(lhsMajor, lhsMinor);
var rhs = new BoltProtocolVersion(rhsMajor, rhsMinor);
var result = (lhs <= rhs);
result.Should().BeTrue();
}
public void LessThanFailure(int lhsMajor, int lhsMinor, int rhsMajor, int rhsMinor)
{
var lhs = new BoltProtocolVersion(lhsMajor, lhsMinor);
var rhs = new BoltProtocolVersion(rhsMajor, rhsMinor);
var result = (lhs < rhs);
result.Should().BeFalse();
}
public void PackToRangeSuccess(int major, int minor, int lowerMajor, int lowerMinor, int expectedValue)
{
var version = new BoltProtocolVersion(major, minor);
var lowerVersion = new BoltProtocolVersion(lowerMajor, lowerMinor);
int packedValue = version.PackToIntRange(lowerVersion);
packedValue.Should().Equals(expectedValue);
}
public void InequalityFailure(int lhsMajor, int lhsMinor, int rhsMajor, int rhsMinor)
{
var lhs = new BoltProtocolVersion(lhsMajor, lhsMinor);
var rhs = new BoltProtocolVersion(rhsMajor, rhsMinor);
var result = (lhs != rhs);
result.Should().BeFalse();
}
public void InequalitySuccess(int lhsMajor, int lhsMinor, int rhsMajor, int rhsMinor)
{
var lhs = new BoltProtocolVersion(lhsMajor, lhsMinor);
var rhs = new BoltProtocolVersion(rhsMajor, rhsMinor);
var result = (lhs != rhs);
result.Should().BeTrue();
}
public void CheckVersionRangeTestFailureOnNewerMinorVersion(int major, int minor, int lowerMajor, int lowerMinor)
{
var version = new BoltProtocolVersion(major, minor);
var lowerVersion = new BoltProtocolVersion(lowerMajor, lowerMinor);
var ex = Record.Exception(() => version.CheckVersionRange(lowerVersion));
ex.Should().BeOfType <NotSupportedException>();
ex.Message.Should().Be("Max version should be newer than minimum version");
}
public void CheckVersionRangeTestFailureOnMajorMismatch(int major, int minor, int lowerMajor, int lowerMinor)
{
var version = new BoltProtocolVersion(major, minor);
var lowerVersion = new BoltProtocolVersion(lowerMajor, lowerMinor);
var ex = Record.Exception(() => version.CheckVersionRange(lowerVersion));
ex.Should().BeOfType <NotSupportedException>();
ex.Message.Should().Be("Versions should be from same major version");
}
public void EqualsSuccess()
{
var v1 = new BoltProtocolVersion(1, 1);
var v2 = new BoltProtocolVersion(1, 1);
(v1.Equals(v2)).Should().BeTrue();
v2 = new BoltProtocolVersion(1, 3);
(v1.Equals(v2)).Should().BeFalse();
(v1.Equals(null)).Should().BeFalse();
}
public void ProtocolLargeBoundsTest()
{
int successLargeNumber = 1213486160; ////0x48 54 54 50 - or HTTP in ascii codes...
const int majorVersion = 80,
minorVersion = 84;
var bv = new BoltProtocolVersion(successLargeNumber);
(bv.MajorVersion == majorVersion && bv.MinorVersion == minorVersion).Should().BeTrue();
string errorMessage = "Attempting to create a BoltProtocolVersion with a large (error code) version number. Resulting Major and Minor are in range of valid versions, which is not allowed: ";
int failureLargeNumber = new BoltProtocolVersion(majorVersion - 1, minorVersion - 1).PackToInt();
var exception = Record.Exception(() => new BoltProtocolVersion(failureLargeNumber));
exception.Should().BeOfType <NotSupportedException>();
exception.Message.Should().StartWith(errorMessage);
}
public void PackAndUnpackSuccess()
{
const int packedIntVersion = 260,
majorVersion = 4,
minorVersion = 1;
const ushort packedShortVersion = 260;
const byte packedByteVersion = 20;
var bv = new BoltProtocolVersion(majorVersion, minorVersion);
(bv.PackToInt() == packedIntVersion).Should().BeTrue();
(bv.PackToUShort() == packedShortVersion).Should().BeTrue();
(bv.PackToByte() == packedByteVersion).Should().BeTrue();
bv = BoltProtocolVersion.FromPackedInt(packedIntVersion);
(bv.MajorVersion == majorVersion && bv.MinorVersion == minorVersion).Should().BeTrue();
bv = BoltProtocolVersion.FromPackedUShort(packedShortVersion);
(bv.MajorVersion == majorVersion && bv.MinorVersion == minorVersion).Should().BeTrue();
bv = BoltProtocolVersion.FromPackedByte(packedByteVersion);
(bv.MajorVersion == majorVersion && bv.MinorVersion == minorVersion).Should().BeTrue();
}
public static BoltProtocolVersion UnpackAgreedVersion(byte[] data)
{
return(BoltProtocolVersion.FromPackedInt(PackStreamBitConverter.ToInt32(data)));
}