public void AlphanumericSplitter_EndToEndPerformance()
{
String8 code = AllCodeText.AllCode8;
String8Set set = default(String8Set);
PartialArray <int> matchContainer = new PartialArray <int>(2048);
HashSet <String8> uniqueWords = new HashSet <String8>();
StringStore strings = new StringStore();
MemberIndex index = new MemberIndex();
int iterations = 10;
int totalWordsSplit = 0;
// Split, Add, Index Goal: 30k per millisecond [30 MB/sec]
Verify.PerformanceByBytes(30 * LongExtensions.Megabyte, () =>
{
for (int iteration = 0; iteration < iterations; ++iteration)
{
String8Set codeByLine = code.Split(UTF8.Newline, new PartialArray <int>());
for (int lineIndex = 0; lineIndex < codeByLine.Count; ++lineIndex)
{
// Convert and Split the line
String8 line = codeByLine[lineIndex];
set = AlphanumericSplitter.Split(line, ref matchContainer);
totalWordsSplit += set.Count;
if (set.Count > 0)
{
int matchIndex = AlphanumericSplitter.IsAlphaNumeric(set[0][0]) ? 0 : 1;
for (; matchIndex < set.Count; matchIndex += 2)
{
// If the word is long enough...
String8 word = set[matchIndex];
if (word.Length > 2)
{
if (!uniqueWords.Contains(word))
{
int wordIdentifier = strings.FindOrAddString(word);
uniqueWords.Add(strings[wordIdentifier]);
index.AddItem(wordIdentifier, lineIndex);
}
}
}
}
}
}
return(iterations * code.Length);
});
}
public void MemberIndex_Basic()
{
StringStore strings = new StringStore();
MemberIndex index = new MemberIndex();
// Add six sample strings to StringStore
string[] testValues = new string[] { "Zero", "One", "Two", "Three", "Four", "Five" };
int[] testValueIDs = new int[testValues.Length];
for (int i = 0; i < testValues.Length; ++i)
{
testValueIDs[i] = strings.FindOrAddString(testValues[i]);
}
// Add 100 items to index - each item has the values it is evenly divisible by (10 has "Five" and "Two")
for (int indexId = 1; indexId < 20; ++indexId)
{
for (int wordIndex = 1; wordIndex < testValueIDs.Length; ++wordIndex)
{
if (indexId % wordIndex == 0)
{
index.AddItem(testValueIDs[wordIndex], indexId);
}
}
}
// Convert for search
strings.ConvertToImmutable();
index.ConvertToImmutable(strings);
// Verify matches for three are correct
Assert.AreEqual("3, 6, 9, 12, 15, 18", MatchesForWordToString(index, strings, strings[testValueIDs[3]]));
Assert.AreEqual("3, 6, 9, 12, 15, 18", MatchesForPrefixToString(index, strings, String8.Convert("Three", new byte[String8.GetLength("Three")])));
// Verify matches for five are correct
Assert.AreEqual("5, 10, 15", MatchesForWordToString(index, strings, strings[testValueIDs[5]]));
Assert.AreEqual("5, 10, 15", MatchesForPrefixToString(index, strings, String8.Convert("Five", new byte[String8.GetLength("Five")])));
// Verify no matches for zero
Assert.AreEqual("", MatchesForWordToString(index, strings, strings[testValueIDs[0]]));
Assert.AreEqual("", MatchesForPrefixToString(index, strings, String8.Convert("Zero", new byte[String8.GetLength("Zero")])));
// Verify "Four" and "Five" matches for "F"
Assert.AreEqual("5, 10, 15, 4, 8, 12, 16", MatchesForPrefixToString(index, strings, String8.Convert("F", new byte[String8.GetLength("F")])));
}
public void MemberIndex_CaseSensitivity()
{
StringStore strings = new StringStore();
MemberIndex index = new MemberIndex();
byte[] buffer = new byte[20];
// Add strings to store (some differ only by casing), ten values
string[] testValues = new string[] { "null", "bool", "Bool", "array", "ARRAY", "Collections", "Dictionary", "int", "Int", "friend" };
int[] testValueIDs = new int[testValues.Length];
for (int i = 0; i < testValues.Length; ++i)
{
testValueIDs[i] = strings.FindOrAddString(testValues[i]);
}
// Add 3 items per string to index [0, 10, 20 => "null", 1, 11, 21 => "bool", 2, 12, 22 => "Bool", ...]
int indexId = 0;
for (int countToIndex = 0; countToIndex < 3; ++countToIndex)
{
for (int wordIndex = 0; wordIndex < testValueIDs.Length; ++wordIndex)
{
index.AddItem(testValueIDs[wordIndex], indexId++);
}
}
// Convert index for search. Pages should be merged into case-insensitive groups in insertion (ID) order
strings.ConvertToImmutable();
index.ConvertToImmutable(strings);
// Verify "BOOL" gets matches for "bool" and "Bool" in insertion order
Assert.AreEqual("1, 2, 11, 12, 21, 22", MatchesForWordToString(index, strings, String8.Convert("BOOL", buffer)));
// Verify "array" gets matches for "array" and "ARRAY" in insertion order
Assert.AreEqual("3, 4, 13, 14, 23, 24", MatchesForWordToString(index, strings, String8.Convert("array", buffer)));
// Verify "Dictionary" matches unmerged
Assert.AreEqual("6, 16, 26", MatchesForWordToString(index, strings, String8.Convert("Dictionary", buffer)));
}