public void String8Block_Basics()
{
String8Block block = new String8Block();
byte[] buffer = new byte[4096];
String8 value = String8.Convert("hello", buffer);
// Verify copies are persistent when the original buffer is overwritten
String8 valueCopy = block.GetCopy(value);
String8.Convert("there", buffer);
Assert.AreEqual("there", value.ToString());
Assert.AreEqual("hello", valueCopy.ToString());
// Verify copy of String8.Empty works
String8 emptyCopy = block.GetCopy(String8.Empty);
Assert.IsTrue(emptyCopy.IsEmpty());
// Verify large strings are copied correctly (stored individually)
value = String8.Convert(new string('A', 4096), buffer);
valueCopy = block.GetCopy(value);
Assert.IsTrue(value.Equals(valueCopy));
String8.Convert(new string('B', 4096), buffer);
Assert.IsFalse(value.Equals(valueCopy));
// Verify storage uses multiple blocks correctly
for (int i = 0; i < 1000; ++i)
{
value = String8.Convert(new string((char)('0' + (i % 10)), 100), buffer);
valueCopy = block.GetCopy(value);
Assert.IsTrue(value.Equals(valueCopy));
}
// Verify conversion of strings
String8 directConversion = block.GetCopy("Regular String");
Assert.AreEqual("Regular String", directConversion.ToString());
// Verify null/empty string conversion
directConversion = block.GetCopy((string)null);
Assert.IsTrue(directConversion.IsEmpty());
directConversion = block.GetCopy(String.Empty);
Assert.IsTrue(directConversion.IsEmpty());
// Verify clear works (doesn't throw, GetCopy works afterward)
block.Clear();
valueCopy = block.GetCopy("Third");
Assert.AreEqual("Third", valueCopy.ToString());
}
public void String8_Basics()
{
byte[] b1 = null, b2 = null, b3 = null;
String8 one = String8.Copy("one", ref b1);
String8 two = String8.Copy("two", ref b2);
String8 one2 = String8.Copy("one", ref b3);
Assert.IsFalse(one.Equals(two));
Assert.AreNotEqual(one.GetHashCode(), two.GetHashCode());
Assert.IsTrue(one.Equals(one2));
Assert.AreEqual(one.GetHashCode(), one2.GetHashCode());
Assert.IsTrue(one.CompareTo(two) < 0);
Assert.IsTrue(two.CompareTo(one) > 0);
Assert.AreEqual(0, one.CompareTo(one2));
Assert.AreEqual(0, one.CompareTo(one));
}
private void WriteRunSubsetStart(JsonTextWriter writer)
{
int depth = _bionReader.Depth;
// Read and copy everything in the run until the end object except the large collections
while (_bionReader.Read() && _bionReader.Depth > depth)
{
if (_bionReader.TokenType == BionToken.PropertyName)
{
String8 propertyName = _bionReader.CurrentString8();
if (propertyName.Equals(Files) || propertyName.Equals(Results))
{
_bionReader.Skip();
continue;
}
}
JsonBionConverter.WriteToken(_bionReader, writer);
}
// Start a results array and leave open
writer.WritePropertyName("results");
writer.WriteStartArray();
}
private static TableMetadata Build(IStreamProvider streamProvider, string tableRootPath)
{
TableMetadata metadata = new TableMetadata();
string schemaFilePath = Path.Combine(tableRootPath, SchemaFileName);
using (ITabularReader sr = TabularFactory.BuildReader(streamProvider.OpenRead(schemaFilePath), SchemaFileName))
{
int nameIndex = sr.ColumnIndex("Name");
int typeIndex = sr.ColumnIndex("Type");
while (sr.NextRow())
{
metadata.Schema.Add(new ColumnDetails(sr.Current(nameIndex).ToString(), TypeProviderFactory.Get(sr.Current(typeIndex).ToString()).Type));
}
}
using (ITabularReader mr = TabularFactory.BuildReader(streamProvider.OpenRead(Path.Combine(tableRootPath, MetadataFileName)), MetadataFileName))
{
int nameIndex = mr.ColumnIndex("Name");
int contextIndex = mr.ColumnIndex("Context");
int valueIndex = mr.ColumnIndex("Value");
while (mr.NextRow())
{
String8 name = mr.Current(nameIndex).ToString8();
String8 context = mr.Current(contextIndex).ToString8();
ITabularValue value = mr.Current(valueIndex);
if (name.Equals("RowCount"))
{
metadata.RowCount = value.ToInteger();
}
else
{
throw new NotImplementedException($"TableMetadataSerializer.Read doesn't know how to read Metadata '{name}'");
}
}
}
metadata.Query = streamProvider.ReadAllText(Path.Combine(tableRootPath, ConfigQueryPath));
return(metadata);
}
public void Comparisons()
{
var a = "12345678";
var b = "12345679";
var sa = String8.FromString(a);
var sb = String8.FromString(b);
Assert.IsFalse(sa.Equals(null));
Assert.AreEqual(System.Math.Sign(sa.CompareTo(sb)), System.Math.Sign(String.Compare(a, b, StringComparison.Ordinal)));
Assert.AreEqual(System.Math.Sign(String8.Compare(sa, sb)), System.Math.Sign(String.Compare(a, b, StringComparison.Ordinal)));
Assert.AreEqual(sa == sb, a == b);
Assert.AreEqual(String8.Equals(sa, sb), a == b);
Assert.AreEqual(sa != sb, a != b);
Assert.IsTrue(sa < sb);
Assert.IsTrue(sa <= sb);
Assert.IsFalse(sa > sb);
Assert.IsFalse(sa >= sb);
}
private bool AddUniqueMembers(
PackageDatabase source,
int sourceMemberIndex,
int targetMemberIndex,
DatabaseAddResult result,
ArdbVersion version)
{
int pathLength = result.CurrentPath.Length;
SymbolDetails memberDetails = source.DeclaredMemberDetails[sourceMemberIndex];
bool hasUniqueDescendants = false;
int indexToAddChildrenUnder = targetMemberIndex;
// Add public types and namespaces which contain either
bool addMember = false;
if (memberDetails.Type == SymbolType.FrameworkTarget)
{
String8 encodedFrameworkNames = source.StringStore[source.DeclaredMembers.GetNameIdentifier(sourceMemberIndex)];
result.CurrentFrameworkNames = new HashSet <string>(encodedFrameworkNames.ToString().ToFrameworkNames());
}
else if (memberDetails.Type == SymbolType.Namespace)
{
addMember = ContainsPublics(source, sourceMemberIndex);
}
else if (memberDetails.Type == SymbolType.Assembly)
{
if (result.CurrentFrameworkNames != null)
{
result.CurrentFrameworkNames.Clear();
}
}
else if (memberDetails.Type.IsType())
{
addMember = memberDetails.Modifiers.HasFlag(SymbolModifier.Public);
}
// Add the member if it is a public type or contains them [and set 'indexInTarget' to the added member]
if (addMember)
{
result.PublicTypeCount++;
// Remap name for target StringStore [all unique names will be added anyway]
int memberName = source.DeclaredMembers.GetNameIdentifier(sourceMemberIndex);
String8 memberNameText = source.StringStore[memberName];
result.CurrentPath.Append((result.CurrentPath.Length > 0 ? "." : "") + memberNameText.ToString());
memberName = this.StringStore.FindOrAddString(memberNameText);
string fullTypeName;
HashSet <string> frameworkTargets;
// See if this name is already found in the merged namespace tree
if (!this.MergedMembers.TryFindChildByName(targetMemberIndex, memberName, out indexToAddChildrenUnder))
{
// If not, add it, and the tree is unique because this name is
indexToAddChildrenUnder = this.MergedMembers.Add(targetMemberIndex, memberName);
// Identify the package which added it
int packageNameIdentifier = this.StringStore.FindOrAddString(source.Identity.PackageName);
this.MergedMemberSourcePackageIdentifier.Add(packageNameIdentifier);
this.MergedMemberDuplicateCount.Add(1);
hasUniqueDescendants = true;
result.MergedTypeCount++;
if (version != ArdbVersion.V1 && memberDetails.Type.IsType())
{
// We have encountered a fully-qualified type name for the
// very first time. We will associate this name with the
// current framework target. We will also remember this
// sourceMemberIndex, in order to use it as the item
// to add when populating the ARDB.
fullTypeName = result.CurrentPath.ToString();
result.TypeToFrameworkTargetsMap.Add(fullTypeName, new HashSet <string>());
if (result.CurrentFrameworkNames != null)
{
result.TypeToFrameworkTargetsMap[fullTypeName].UnionWith(result.CurrentFrameworkNames);
}
result.TypeNameToTypeIndexMap.Add(fullTypeName, sourceMemberIndex);
}
}
else
{
// Otherwise, if this is a duplicate with another entry in the same package, still include it (different framework targets)
String8 sourcePackage = this.StringStore[this.MergedMemberSourcePackageIdentifier[indexToAddChildrenUnder]];
if (version != ArdbVersion.V1 &&
result.CurrentFrameworkNames != null &&
sourcePackage.Equals(source.Identity.PackageName))
{
hasUniqueDescendants = true;
result.MergedTypeCount++;
if (version != ArdbVersion.V1 && memberDetails.Type.IsType())
{
// We have encountered a fully-qualified type name that we've seen
// before. We will record the current framework target but
// will already have a source member index to use to add
// to the ARDB later.
fullTypeName = result.CurrentPath.ToString();
frameworkTargets = result.TypeToFrameworkTargetsMap[fullTypeName];
frameworkTargets.UnionWith(result.CurrentFrameworkNames);
Debug.Assert(result.TypeNameToTypeIndexMap.ContainsKey(fullTypeName));
}
}
else
{
// If this isn't unique, increment the count of copies
this.MergedMemberDuplicateCount[indexToAddChildrenUnder] += 1;
}
}
}
if (!memberDetails.Type.IsType())
{
int childIndex = source.DeclaredMembers.GetFirstChild(sourceMemberIndex);
while (childIndex > 0)
{
hasUniqueDescendants |= AddUniqueMembers(source, childIndex, indexToAddChildrenUnder, result, version);
childIndex = source.DeclaredMembers.GetNextSibling(childIndex);
}
}
// Add the package which had this member to results if it wasn't unique
if (hasUniqueDescendants == false)
{
result.SourcePackageNames[sourceMemberIndex] = this.StringStore[this.MergedMemberSourcePackageIdentifier[indexToAddChildrenUnder]];
}
// Record whether this member was unique (and added)
result.WasMemberAdded[sourceMemberIndex] = hasUniqueDescendants;
result.CurrentPath.Length = pathLength;
return(hasUniqueDescendants);
}