public void TestEmptyString()
{
IIonHashReader ihr = IonHashReaderBuilder
.Standard()
.WithHasherProvider(new IdentityIonHasherProvider())
.WithReader(IonReaderBuilder.Build(""))
.Build();
Assert.AreEqual(IonType.None, ihr.MoveNext());
TestUtil.AssertEquals(new byte[] { }, ihr.Digest(), "Digests don't match.");
Assert.AreEqual(IonType.None, ihr.MoveNext());
TestUtil.AssertEquals(new byte[] { }, ihr.Digest(), "Digests don't match.");
}
internal static QldbHash ToQldbHash(IIonReader reader)
{
IIonHashReader hashReader = IonHashReaderBuilder.Standard()
.WithHasherProvider(HasherProvider)
.WithReader(reader)
.Build();
while (hashReader.MoveNext() != IonType.None)
{
}
return(new QldbHash(hashReader.Digest()));
}
public void TestTopLevelValues()
{
IIonHashReader ihr = IonHashReaderBuilder
.Standard()
.WithHasherProvider(new IdentityIonHasherProvider())
.WithReader(IonReaderBuilder.Build("1 2 3"))
.Build();
Assert.AreEqual(IonType.Int, ihr.MoveNext());
TestUtil.AssertEquals(new byte[] { }, ihr.Digest(), "Digests don't match.");
Assert.AreEqual(IonType.Int, ihr.MoveNext());
TestUtil.AssertEquals(new byte[] { 0x0b, 0x20, 0x01, 0x0e }, ihr.Digest(), "Digests don't match.");
Assert.AreEqual(IonType.Int, ihr.MoveNext());
TestUtil.AssertEquals(new byte[] { 0x0b, 0x20, 0x02, 0x0e }, ihr.Digest(), "Digests don't match.");
Assert.AreEqual(IonType.None, ihr.MoveNext());
TestUtil.AssertEquals(new byte[] { 0x0b, 0x20, 0x03, 0x0e }, ihr.Digest(), "Digests don't match.");
Assert.AreEqual(IonType.None, ihr.MoveNext());
TestUtil.AssertEquals(new byte[] { }, ihr.Digest(), "Digests don't match.");
}
private void Consume(Action <IIonHashReader> lambda)
{
IIonHashReader ihr = IonHashReaderBuilder
.Standard()
.WithHasherProvider(new IdentityIonHasherProvider())
.WithReader(IonReaderBuilder.Build("[1,2,{a:3,b:4},5]"))
.Build();
TestUtil.AssertEquals(new byte[] { }, ihr.Digest(), "Digests don't match.");
lambda(ihr);
TestUtil.AssertEquals(new byte[] { 0x0b, 0xb0,
0x0b, 0x20, 0x01, 0x0e,
0x0b, 0x20, 0x02, 0x0e,
0x0b, 0xd0,
0x0c, 0x0b, 0x70, 0x61, 0x0c, 0x0e, 0x0c, 0x0b, 0x20, 0x03, 0x0c, 0x0e,
0x0c, 0x0b, 0x70, 0x62, 0x0c, 0x0e, 0x0c, 0x0b, 0x20, 0x04, 0x0c, 0x0e,
0x0e,
0x0b, 0x20, 0x05, 0x0e,
0x0e }, ihr.Digest(), "Digests don't match.");
Assert.AreEqual(IonType.None, ihr.MoveNext());
TestUtil.AssertEquals(new byte[] { }, ihr.Digest(), "Digests don't match.");
}
public void Test(TestValue tv, string s)
{
IIonHashWriter hashWriter = null;
try
{
hashWriter = IonHashWriterBuilder.Standard()
.WithWriter(IonTextWriterBuilder.Build(new StringWriter()))
.WithHasherProvider(HasherProvider)
.Build();
hashWriter.WriteValues(IonReaderBuilder.Build(s));
}
catch (IonException e)
{
if (tv.IsValidIon())
{
throw e;
}
}
IIonHashReader hashReader = null;
try
{
hashReader = IonHashReaderBuilder.Standard()
.WithReader(IonReaderBuilder.Build(s))
.WithHasherProvider(HasherProvider)
.Build();
hashReader.MoveNext();
hashReader.MoveNext();
}
catch (IonException e)
{
if (tv.IsValidIon())
{
throw e;
}
}
if (tv.validIon == null || tv.validIon.Value == true)
{
TestUtil.AssertEquals(
hashWriter.Digest(),
hashReader.Digest(),
"Reader/writer hashes for line |" + tv.AsIon() + "| as |" + s + "| don't match");
}
}
private void AssertNoFieldnameInCurrentHash(string value, byte[] expectedBytes)
{
var reader = IonReaderBuilder.Build(value);
reader.MoveNext();
MemoryStream memoryStream = new MemoryStream();
var writer = IonBinaryWriterBuilder.Build(memoryStream);
writer.StepIn(IonType.Struct);
IIonHashWriter ihw = IonHashWriterBuilder
.Standard()
.WithHasherProvider(new IdentityIonHasherProvider())
.WithWriter(writer)
.Build();
ihw.SetFieldName("field_name");
ihw.WriteValue(reader);
byte[] actual = ihw.Digest();
TestUtil.AssertEquals(expectedBytes, actual, "Digest arrays mismatch");
writer.StepOut();
ihw.Finish();
writer.Finish();
memoryStream.Flush();
byte[] bytes = memoryStream.ToArray();
memoryStream.Close();
reader = IonReaderBuilder.Build(bytes);
reader.MoveNext();
reader.StepIn();
IIonHashReader ihr = IonHashReaderBuilder
.Standard()
.WithHasherProvider(new IdentityIonHasherProvider())
.WithReader(reader)
.Build();
ihr.MoveNext(); //List
ihr.MoveNext(); //none
actual = ihr.Digest();
TestUtil.AssertEquals(expectedBytes, actual, "Digest arrays mismatch");
}
public void FieldNameAsymmetry()
{
var memoryStream = new MemoryStream();
var writer = IonBinaryWriterBuilder.Build(memoryStream);
IIonHashWriter ihw = IonHashWriterBuilder
.Standard()
.WithHasherProvider(new IdentityIonHasherProvider())
.WithWriter(writer)
.Build();
// A nested struct: {a:{b:1}}
writer.StepIn(IonType.Struct);
writer.SetFieldName("a");
ihw.StepIn(IonType.Struct);
ihw.SetFieldName("b");
ihw.WriteInt(1);
ihw.StepOut();
byte[] writeHash = ihw.Digest();
ihw.Flush();
writer.StepOut();
writer.Flush();
var loader = IonLoader.Default;
var ionValue = loader.Load(memoryStream.ToArray()) //Datagram
.GetElementAt(0) //first struct
.GetField("a"); //inner struct
IIonReader reader = IonReaderBuilder.Build(ionValue);
IIonHashReader ihr = IonHashReaderBuilder
.Standard()
.WithReader(reader)
.WithHasherProvider(new IdentityIonHasherProvider())
.Build();
ihr.MoveNext(); // struct
ihr.MoveNext(); // none
TestUtil.AssertEquals(writeHash, ihr.Digest(), "Digest arrays mismatch");
}