Update ICU to 54.1 step 1

source/test/perf/collperf2/collperf2.cpp

+/*
+**********************************************************************
+* Copyright (c) 2013-2014, International Business Machines
+* Corporation and others.  All Rights Reserved.
+**********************************************************************
+*/
+
+#include <string.h>
+#include "unicode/localpointer.h"
+#include "unicode/uperf.h"
+#include "unicode/ucol.h"
+#include "unicode/coll.h"
+#include "unicode/uiter.h"
+#include "unicode/ustring.h"
+#include "unicode/sortkey.h"
+#include "uarrsort.h"
+#include "uoptions.h"
+#include "ustr_imp.h"
+
+#define COMPACT_ARRAY(CompactArrays, UNIT) \
+struct CompactArrays{\
+    CompactArrays(const CompactArrays & );\
+    CompactArrays & operator=(const CompactArrays & );\
+    int32_t   count;/*total number of the strings*/ \
+    int32_t * index;/*relative offset in data*/ \
+    UNIT    * data; /*the real space to hold strings*/ \
+    \
+    ~CompactArrays(){free(index);free(data);} \
+    CompactArrays() : count(0), index(NULL), data(NULL) { \
+        index = (int32_t *) realloc(index, sizeof(int32_t)); \
+        index[0] = 0; \
+    } \
+    void append_one(int32_t theLen){ /*include terminal NULL*/ \
+        count++; \
+        index = (int32_t *) realloc(index, sizeof(int32_t) * (count + 1)); \
+        index[count] = index[count - 1] + theLen; \
+        data = (UNIT *) realloc(data, sizeof(UNIT) * index[count]); \
+    } \
+    UNIT * last(){return data + index[count - 1];} \
+    const UNIT * dataOf(int32_t i) const {return data + index[i];} \
+    int32_t lengthOf(int i) const {return index[i+1] - index[i] - 1; } /*exclude terminating NULL*/  \
+};
+
+COMPACT_ARRAY(CA_uchar, UChar)
+COMPACT_ARRAY(CA_char, char)
+
+#define MAX_TEST_STRINGS_FOR_PERMUTING 1000
+
+// C API test cases
+
+//
+// Test case taking a single test data array, calling ucol_strcoll by permuting the test data
+//
+class Strcoll : public UPerfFunction
+{
+public:
+    Strcoll(const UCollator* coll, const CA_uchar* source, UBool useLen);
+    ~Strcoll();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const UCollator *coll;
+    const CA_uchar *source;
+    UBool useLen;
+    int32_t maxTestStrings;
+};
+
+Strcoll::Strcoll(const UCollator* coll, const CA_uchar* source, UBool useLen)
+    :   coll(coll),
+        source(source),
+        useLen(useLen)
+{
+    maxTestStrings = source->count > MAX_TEST_STRINGS_FOR_PERMUTING ? MAX_TEST_STRINGS_FOR_PERMUTING : source->count;
+}
+
+Strcoll::~Strcoll()
+{
+}
+
+void Strcoll::call(UErrorCode* status)
+{
+    if (U_FAILURE(*status)) return;
+
+    // call strcoll for permutation
+    int32_t divisor = source->count / maxTestStrings;
+    int32_t srcLen, tgtLen;
+    int32_t cmp = 0;
+    for (int32_t i = 0, numTestStringsI = 0; i < source->count && numTestStringsI < maxTestStrings; i++) {
+        if (i % divisor) continue;
+        numTestStringsI++;
+        srcLen = useLen ? source->lengthOf(i) : -1;
+        for (int32_t j = 0, numTestStringsJ = 0; j < source->count && numTestStringsJ < maxTestStrings; j++) {
+            if (j % divisor) continue;
+            numTestStringsJ++;
+            tgtLen = useLen ? source->lengthOf(j) : -1;
+            cmp += ucol_strcoll(coll, source->dataOf(i), srcLen, source->dataOf(j), tgtLen);
+        }
+    }
+    // At the end, cmp must be 0
+    if (cmp != 0) {
+        *status = U_INTERNAL_PROGRAM_ERROR;
+    }
+}
+
+long Strcoll::getOperationsPerIteration()
+{
+    return maxTestStrings * maxTestStrings;
+}
+
+//
+// Test case taking two test data arrays, calling ucol_strcoll for strings at a same index
+//
+class Strcoll_2 : public UPerfFunction
+{
+public:
+    Strcoll_2(const UCollator* coll, const CA_uchar* source, const CA_uchar* target, UBool useLen);
+    ~Strcoll_2();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const UCollator *coll;
+    const CA_uchar *source;
+    const CA_uchar *target;
+    UBool useLen;
+};
+
+Strcoll_2::Strcoll_2(const UCollator* coll, const CA_uchar* source, const CA_uchar* target, UBool useLen)
+    :   coll(coll),
+        source(source),
+        target(target),
+        useLen(useLen)
+{
+}
+
+Strcoll_2::~Strcoll_2()
+{
+}
+
+void Strcoll_2::call(UErrorCode* status)
+{
+    if (U_FAILURE(*status)) return;
+
+    // call strcoll for two strings at the same index
+    if (source->count < target->count) {
+        *status = U_ILLEGAL_ARGUMENT_ERROR;
+    } else {
+        for (int32_t i = 0; i < source->count; i++) {
+            int32_t srcLen = useLen ? source->lengthOf(i) : -1;
+            int32_t tgtLen = useLen ? target->lengthOf(i) : -1;
+            ucol_strcoll(coll, source->dataOf(i), srcLen, target->dataOf(i), tgtLen);
+        }
+    }
+}
+
+long Strcoll_2::getOperationsPerIteration()
+{
+    return source->count;
+}
+
+
+//
+// Test case taking a single test data array, calling ucol_strcollUTF8 by permuting the test data
+//
+class StrcollUTF8 : public UPerfFunction
+{
+public:
+    StrcollUTF8(const UCollator* coll, const CA_char* source, UBool useLen);
+    ~StrcollUTF8();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const UCollator *coll;
+    const CA_char *source;
+    UBool useLen;
+    int32_t maxTestStrings;
+};
+
+StrcollUTF8::StrcollUTF8(const UCollator* coll, const CA_char* source, UBool useLen)
+    :   coll(coll),
+        source(source),
+        useLen(useLen)
+{
+    maxTestStrings = source->count > MAX_TEST_STRINGS_FOR_PERMUTING ? MAX_TEST_STRINGS_FOR_PERMUTING : source->count;
+}
+
+StrcollUTF8::~StrcollUTF8()
+{
+}
+
+void StrcollUTF8::call(UErrorCode* status)
+{
+    if (U_FAILURE(*status)) return;
+
+    // call strcollUTF8 for permutation
+    int32_t divisor = source->count / maxTestStrings;
+    int32_t srcLen, tgtLen;
+    int32_t cmp = 0;
+    for (int32_t i = 0, numTestStringsI = 0; U_SUCCESS(*status) && i < source->count && numTestStringsI < maxTestStrings; i++) {
+        if (i % divisor) continue;
+        numTestStringsI++;
+        srcLen = useLen ? source->lengthOf(i) : -1;
+        for (int32_t j = 0, numTestStringsJ = 0; U_SUCCESS(*status) && j < source->count && numTestStringsJ < maxTestStrings; j++) {
+            if (j % divisor) continue;
+            numTestStringsJ++;
+            tgtLen = useLen ? source->lengthOf(j) : -1;
+            cmp += ucol_strcollUTF8(coll, source->dataOf(i), srcLen, source->dataOf(j), tgtLen, status);
+        }
+    }
+    // At the end, cmp must be 0
+    if (cmp != 0) {
+        *status = U_INTERNAL_PROGRAM_ERROR;
+    }
+}
+
+long StrcollUTF8::getOperationsPerIteration()
+{
+    return maxTestStrings * maxTestStrings;
+}
+
+//
+// Test case taking two test data arrays, calling ucol_strcoll for strings at a same index
+//
+class StrcollUTF8_2 : public UPerfFunction
+{
+public:
+    StrcollUTF8_2(const UCollator* coll, const CA_char* source, const CA_char* target, UBool useLen);
+    ~StrcollUTF8_2();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const UCollator *coll;
+    const CA_char *source;
+    const CA_char *target;
+    UBool useLen;
+};
+
+StrcollUTF8_2::StrcollUTF8_2(const UCollator* coll, const CA_char* source, const CA_char* target, UBool useLen)
+    :   coll(coll),
+        source(source),
+        target(target),
+        useLen(useLen)
+{
+}
+
+StrcollUTF8_2::~StrcollUTF8_2()
+{
+}
+
+void StrcollUTF8_2::call(UErrorCode* status)
+{
+    if (U_FAILURE(*status)) return;
+
+    // call strcoll for two strings at the same index
+    if (source->count < target->count) {
+        *status = U_ILLEGAL_ARGUMENT_ERROR;
+    } else {
+        for (int32_t i = 0; U_SUCCESS(*status) && i < source->count; i++) {
+            int32_t srcLen = useLen ? source->lengthOf(i) : -1;
+            int32_t tgtLen = useLen ? target->lengthOf(i) : -1;
+            ucol_strcollUTF8(coll, source->dataOf(i), srcLen, target->dataOf(i), tgtLen, status);
+        }
+    }
+}
+
+long StrcollUTF8_2::getOperationsPerIteration()
+{
+    return source->count;
+}
+
+//
+// Test case taking a single test data array, calling ucol_getSortKey for each
+//
+class GetSortKey : public UPerfFunction
+{
+public:
+    GetSortKey(const UCollator* coll, const CA_uchar* source, UBool useLen);
+    ~GetSortKey();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const UCollator *coll;
+    const CA_uchar *source;
+    UBool useLen;
+};
+
+GetSortKey::GetSortKey(const UCollator* coll, const CA_uchar* source, UBool useLen)
+    :   coll(coll),
+        source(source),
+        useLen(useLen)
+{
+}
+
+GetSortKey::~GetSortKey()
+{
+}
+
+#define KEY_BUF_SIZE 512
+
+void GetSortKey::call(UErrorCode* status)
+{
+    if (U_FAILURE(*status)) return;
+
+    uint8_t key[KEY_BUF_SIZE];
+    int32_t len;
+
+    if (useLen) {
+        for (int32_t i = 0; i < source->count; i++) {
+            len = ucol_getSortKey(coll, source->dataOf(i), source->lengthOf(i), key, KEY_BUF_SIZE);
+        }
+    } else {
+        for (int32_t i = 0; i < source->count; i++) {
+            len = ucol_getSortKey(coll, source->dataOf(i), -1, key, KEY_BUF_SIZE);
+        }
+    }
+}
+
+long GetSortKey::getOperationsPerIteration()
+{
+    return source->count;
+}
+
+//
+// Test case taking a single test data array in UTF-16, calling ucol_nextSortKeyPart for each for the
+// given buffer size
+//
+class NextSortKeyPart : public UPerfFunction
+{
+public:
+    NextSortKeyPart(const UCollator* coll, const CA_uchar* source, int32_t bufSize, int32_t maxIteration = -1);
+    ~NextSortKeyPart();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+    virtual long getEventsPerIteration();
+
+private:
+    const UCollator *coll;
+    const CA_uchar *source;
+    int32_t bufSize;
+    int32_t maxIteration;
+    long events;
+};
+
+// Note: maxIteration = -1 -> repeat until the end of collation key
+NextSortKeyPart::NextSortKeyPart(const UCollator* coll, const CA_uchar* source, int32_t bufSize, int32_t maxIteration /* = -1 */)
+    :   coll(coll),
+        source(source),
+        bufSize(bufSize),
+        maxIteration(maxIteration),
+        events(0)
+{
+}
+
+NextSortKeyPart::~NextSortKeyPart()
+{
+}
+
+void NextSortKeyPart::call(UErrorCode* status)
+{
+    if (U_FAILURE(*status)) return;
+
+    uint8_t *part = (uint8_t *)malloc(bufSize);
+    uint32_t state[2];
+    UCharIterator iter;
+
+    events = 0;
+    for (int i = 0; i < source->count && U_SUCCESS(*status); i++) {
+        uiter_setString(&iter, source->dataOf(i), source->lengthOf(i));
+        state[0] = 0;
+        state[1] = 0;
+        int32_t partLen = bufSize;
+        for (int32_t n = 0; U_SUCCESS(*status) && partLen == bufSize && (maxIteration < 0 || n < maxIteration); n++) {
+            partLen = ucol_nextSortKeyPart(coll, &iter, state, part, bufSize, status);
+            events++;
+        }
+    }
+    free(part);
+}
+
+long NextSortKeyPart::getOperationsPerIteration()
+{
+    return source->count;
+}
+
+long NextSortKeyPart::getEventsPerIteration()
+{
+    return events;
+}
+
+//
+// Test case taking a single test data array in UTF-8, calling ucol_nextSortKeyPart for each for the
+// given buffer size
+//
+class NextSortKeyPartUTF8 : public UPerfFunction
+{
+public:
+    NextSortKeyPartUTF8(const UCollator* coll, const CA_char* source, int32_t bufSize, int32_t maxIteration = -1);
+    ~NextSortKeyPartUTF8();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+    virtual long getEventsPerIteration();
+
+private:
+    const UCollator *coll;
+    const CA_char *source;
+    int32_t bufSize;
+    int32_t maxIteration;
+    long events;
+};
+
+// Note: maxIteration = -1 -> repeat until the end of collation key
+NextSortKeyPartUTF8::NextSortKeyPartUTF8(const UCollator* coll, const CA_char* source, int32_t bufSize, int32_t maxIteration /* = -1 */)
+    :   coll(coll),
+        source(source),
+        bufSize(bufSize),
+        maxIteration(maxIteration),
+        events(0)
+{
+}
+
+NextSortKeyPartUTF8::~NextSortKeyPartUTF8()
+{
+}
+
+void NextSortKeyPartUTF8::call(UErrorCode* status)
+{
+    if (U_FAILURE(*status)) return;
+
+    uint8_t *part = (uint8_t *)malloc(bufSize);
+    uint32_t state[2];
+    UCharIterator iter;
+
+    events = 0;
+    for (int i = 0; i < source->count && U_SUCCESS(*status); i++) {
+        uiter_setUTF8(&iter, source->dataOf(i), source->lengthOf(i));
+        state[0] = 0;
+        state[1] = 0;
+        int32_t partLen = bufSize;
+        for (int32_t n = 0; U_SUCCESS(*status) && partLen == bufSize && (maxIteration < 0 || n < maxIteration); n++) {
+            partLen = ucol_nextSortKeyPart(coll, &iter, state, part, bufSize, status);
+            events++;
+        }
+    }
+    free(part);
+}
+
+long NextSortKeyPartUTF8::getOperationsPerIteration()
+{
+    return source->count;
+}
+
+long NextSortKeyPartUTF8::getEventsPerIteration()
+{
+    return events;
+}
+
+// CPP API test cases
+
+//
+// Test case taking a single test data array, calling Collator::compare by permuting the test data
+//
+class CppCompare : public UPerfFunction
+{
+public:
+    CppCompare(const Collator* coll, const CA_uchar* source, UBool useLen);
+    ~CppCompare();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const Collator *coll;
+    const CA_uchar *source;
+    UBool useLen;
+    int32_t maxTestStrings;
+};
+
+CppCompare::CppCompare(const Collator* coll, const CA_uchar* source, UBool useLen)
+    :   coll(coll),
+        source(source),
+        useLen(useLen)
+{
+    maxTestStrings = source->count > MAX_TEST_STRINGS_FOR_PERMUTING ? MAX_TEST_STRINGS_FOR_PERMUTING : source->count;
+}
+
+CppCompare::~CppCompare()
+{
+}
+
+void CppCompare::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    // call compare for permutation of test data
+    int32_t divisor = source->count / maxTestStrings;
+    int32_t srcLen, tgtLen;
+    int32_t cmp = 0;
+    for (int32_t i = 0, numTestStringsI = 0; i < source->count && numTestStringsI < maxTestStrings; i++) {
+        if (i % divisor) continue;
+        numTestStringsI++;
+        srcLen = useLen ? source->lengthOf(i) : -1;
+        for (int32_t j = 0, numTestStringsJ = 0; j < source->count && numTestStringsJ < maxTestStrings; j++) {
+            if (j % divisor) continue;
+            numTestStringsJ++;
+            tgtLen = useLen ? source->lengthOf(j) : -1;
+            cmp += coll->compare(source->dataOf(i), srcLen, source->dataOf(j), tgtLen);
+        }
+    }
+    // At the end, cmp must be 0
+    if (cmp != 0) {
+        *status = U_INTERNAL_PROGRAM_ERROR;
+    }
+}
+
+long CppCompare::getOperationsPerIteration()
+{
+    return maxTestStrings * maxTestStrings;
+}
+
+//
+// Test case taking two test data arrays, calling Collator::compare for strings at a same index
+//
+class CppCompare_2 : public UPerfFunction
+{
+public:
+    CppCompare_2(const Collator* coll, const CA_uchar* source, const CA_uchar* target, UBool useLen);
+    ~CppCompare_2();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const Collator *coll;
+    const CA_uchar *source;
+    const CA_uchar *target;
+    UBool useLen;
+};
+
+CppCompare_2::CppCompare_2(const Collator* coll, const CA_uchar* source, const CA_uchar* target, UBool useLen)
+    :   coll(coll),
+        source(source),
+        target(target),
+        useLen(useLen)
+{
+}
+
+CppCompare_2::~CppCompare_2()
+{
+}
+
+void CppCompare_2::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    // call strcoll for two strings at the same index
+    if (source->count < target->count) {
+        *status = U_ILLEGAL_ARGUMENT_ERROR;
+    } else {
+        for (int32_t i = 0; i < source->count; i++) {
+            int32_t srcLen = useLen ? source->lengthOf(i) : -1;
+            int32_t tgtLen = useLen ? target->lengthOf(i) : -1;
+            coll->compare(source->dataOf(i), srcLen, target->dataOf(i), tgtLen);
+        }
+    }
+}
+
+long CppCompare_2::getOperationsPerIteration()
+{
+    return source->count;
+}
+
+
+//
+// Test case taking a single test data array, calling Collator::compareUTF8 by permuting the test data
+//
+class CppCompareUTF8 : public UPerfFunction
+{
+public:
+    CppCompareUTF8(const Collator* coll, const CA_char* source, UBool useLen);
+    ~CppCompareUTF8();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const Collator *coll;
+    const CA_char *source;
+    UBool useLen;
+    int32_t maxTestStrings;
+};
+
+CppCompareUTF8::CppCompareUTF8(const Collator* coll, const CA_char* source, UBool useLen)
+    :   coll(coll),
+        source(source),
+        useLen(useLen)
+{
+    maxTestStrings = source->count > MAX_TEST_STRINGS_FOR_PERMUTING ? MAX_TEST_STRINGS_FOR_PERMUTING : source->count;
+}
+
+CppCompareUTF8::~CppCompareUTF8()
+{
+}
+
+void CppCompareUTF8::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    // call compareUTF8 for all permutations
+    int32_t divisor = source->count / maxTestStrings;
+    StringPiece src, tgt;
+    int32_t cmp = 0;
+    for (int32_t i = 0, numTestStringsI = 0; U_SUCCESS(*status) && i < source->count && numTestStringsI < maxTestStrings; i++) {
+        if (i % divisor) continue;
+        numTestStringsI++;
+
+        if (useLen) {
+            src.set(source->dataOf(i), source->lengthOf(i));
+        } else {
+            src.set(source->dataOf(i));
+        }
+        for (int32_t j = 0, numTestStringsJ = 0; U_SUCCESS(*status) && j < source->count && numTestStringsJ < maxTestStrings; j++) {
+            if (j % divisor) continue;
+            numTestStringsJ++;
+
+            if (useLen) {
+                tgt.set(source->dataOf(i), source->lengthOf(i));
+            } else {
+                tgt.set(source->dataOf(i));
+            }
+            cmp += coll->compareUTF8(src, tgt, *status);
+        }
+    }
+    // At the end, cmp must be 0
+    if (cmp != 0) {
+        *status = U_INTERNAL_PROGRAM_ERROR;
+    }
+}
+
+long CppCompareUTF8::getOperationsPerIteration()
+{
+    return maxTestStrings * maxTestStrings;
+}
+
+
+//
+// Test case taking two test data arrays, calling Collator::compareUTF8 for strings at a same index
+//
+class CppCompareUTF8_2 : public UPerfFunction
+{
+public:
+    CppCompareUTF8_2(const Collator* coll, const CA_char* source, const CA_char* target, UBool useLen);
+    ~CppCompareUTF8_2();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const Collator *coll;
+    const CA_char *source;
+    const CA_char *target;
+    UBool useLen;
+};
+
+CppCompareUTF8_2::CppCompareUTF8_2(const Collator* coll, const CA_char* source, const CA_char* target, UBool useLen)
+    :   coll(coll),
+        source(source),
+        target(target),
+        useLen(useLen)
+{
+}
+
+CppCompareUTF8_2::~CppCompareUTF8_2()
+{
+}
+
+void CppCompareUTF8_2::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    // call strcoll for two strings at the same index
+    StringPiece src, tgt;
+    if (source->count < target->count) {
+        *status = U_ILLEGAL_ARGUMENT_ERROR;
+    } else {
+        for (int32_t i = 0; U_SUCCESS(*status) && i < source->count; i++) {
+            if (useLen) {
+                src.set(source->dataOf(i), source->lengthOf(i));
+                tgt.set(target->dataOf(i), target->lengthOf(i));
+            } else {
+                src.set(source->dataOf(i));
+                tgt.set(target->dataOf(i));
+            }
+            coll->compareUTF8(src, tgt, *status);
+        }
+    }
+}
+
+long CppCompareUTF8_2::getOperationsPerIteration()
+{
+    return source->count;
+}
+
+
+//
+// Test case taking a single test data array, calling Collator::getCollationKey for each
+//
+class CppGetCollationKey : public UPerfFunction
+{
+public:
+    CppGetCollationKey(const Collator* coll, const CA_uchar* source, UBool useLen);
+    ~CppGetCollationKey();
+    virtual void call(UErrorCode* status);
+    virtual long getOperationsPerIteration();
+
+private:
+    const Collator *coll;
+    const CA_uchar *source;
+    UBool useLen;
+};
+
+CppGetCollationKey::CppGetCollationKey(const Collator* coll, const CA_uchar* source, UBool useLen)
+    :   coll(coll),
+        source(source),
+        useLen(useLen)
+{
+}
+
+CppGetCollationKey::~CppGetCollationKey()
+{
+}
+
+void CppGetCollationKey::call(UErrorCode* status)
+{
+    if (U_FAILURE(*status)) return;
+
+    CollationKey key;
+    for (int32_t i = 0; U_SUCCESS(*status) && i < source->count; i++) {
+        coll->getCollationKey(source->dataOf(i), source->lengthOf(i), key, *status);
+    }
+}
+
+long CppGetCollationKey::getOperationsPerIteration() {
+    return source->count;
+}
+
+namespace {
+
+struct CollatorAndCounter {
+    CollatorAndCounter(const Collator& coll) : coll(coll), ucoll(NULL), counter(0) {}
+    CollatorAndCounter(const Collator& coll, const UCollator *ucoll)
+            : coll(coll), ucoll(ucoll), counter(0) {}
+    const Collator& coll;
+    const UCollator *ucoll;
+    int32_t counter;
+};
+
+int32_t U_CALLCONV
+UniStrCollatorComparator(const void* context, const void* left, const void* right) {
+    CollatorAndCounter& cc = *(CollatorAndCounter*)context;
+    const UnicodeString& leftString = **(const UnicodeString**)left;
+    const UnicodeString& rightString = **(const UnicodeString**)right;
+    UErrorCode errorCode = U_ZERO_ERROR;
+    ++cc.counter;
+    return cc.coll.compare(leftString, rightString, errorCode);
+}
+
+}  // namespace
+
+class CollPerfFunction : public UPerfFunction {
+public:
+    CollPerfFunction(const Collator& coll, const UCollator *ucoll)
+            : coll(coll), ucoll(ucoll), ops(0) {}
+    virtual ~CollPerfFunction();
+    /** Calls call() to set the ops field, and returns that. */
+    virtual long getOperationsPerIteration();
+
+protected:
+    const Collator& coll;
+    const UCollator *ucoll;
+    int32_t ops;
+};
+
+CollPerfFunction::~CollPerfFunction() {}
+
+long CollPerfFunction::getOperationsPerIteration() {
+    UErrorCode errorCode = U_ZERO_ERROR;
+    call(&errorCode);
+    return U_SUCCESS(errorCode) ? ops : 0;
+}
+
+class UniStrCollPerfFunction : public CollPerfFunction {
+public:
+    UniStrCollPerfFunction(const Collator& coll, const UCollator *ucoll, const CA_uchar* data16)
+            : CollPerfFunction(coll, ucoll), d16(data16),
+              source(new UnicodeString*[d16->count]) {
+        for (int32_t i = 0; i < d16->count; ++i) {
+            source[i] = new UnicodeString(TRUE, d16->dataOf(i), d16->lengthOf(i));
+        }
+    }
+    virtual ~UniStrCollPerfFunction();
+
+protected:
+    const CA_uchar* d16;
+    UnicodeString** source;
+};
+
+UniStrCollPerfFunction::~UniStrCollPerfFunction() {
+    for (int32_t i = 0; i < d16->count; ++i) {
+        delete source[i];
+    }
+    delete[] source;
+}
+
+//
+// Test case sorting an array of UnicodeString pointers.
+//
+class UniStrSort : public UniStrCollPerfFunction {
+public:
+    UniStrSort(const Collator& coll, const UCollator *ucoll, const CA_uchar* data16)
+            : UniStrCollPerfFunction(coll, ucoll, data16),
+              dest(new UnicodeString*[d16->count]) {}
+    virtual ~UniStrSort();
+    virtual void call(UErrorCode* status);
+
+private:
+    UnicodeString** dest;  // aliases only
+};
+
+UniStrSort::~UniStrSort() {
+    delete[] dest;
+}
+
+void UniStrSort::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    CollatorAndCounter cc(coll);
+    int32_t count = d16->count;
+    memcpy(dest, source, count * sizeof(UnicodeString *));
+    uprv_sortArray(dest, count, (int32_t)sizeof(UnicodeString *),
+                   UniStrCollatorComparator, &cc, TRUE, status);
+    ops = cc.counter;
+}
+
+namespace {
+
+int32_t U_CALLCONV
+StringPieceCollatorComparator(const void* context, const void* left, const void* right) {
+    CollatorAndCounter& cc = *(CollatorAndCounter*)context;
+    const StringPiece& leftString = *(const StringPiece*)left;
+    const StringPiece& rightString = *(const StringPiece*)right;
+    UErrorCode errorCode = U_ZERO_ERROR;
+    ++cc.counter;
+    return cc.coll.compareUTF8(leftString, rightString, errorCode);
+}
+
+int32_t U_CALLCONV
+StringPieceUCollatorComparator(const void* context, const void* left, const void* right) {
+    CollatorAndCounter& cc = *(CollatorAndCounter*)context;
+    const StringPiece& leftString = *(const StringPiece*)left;
+    const StringPiece& rightString = *(const StringPiece*)right;
+    UErrorCode errorCode = U_ZERO_ERROR;
+    ++cc.counter;
+    return ucol_strcollUTF8(cc.ucoll,
+                            leftString.data(), leftString.length(),
+                            rightString.data(), rightString.length(), &errorCode);
+}
+
+}  // namespace
+
+class StringPieceCollPerfFunction : public CollPerfFunction {
+public:
+    StringPieceCollPerfFunction(const Collator& coll, const UCollator *ucoll, const CA_char* data8)
+            : CollPerfFunction(coll, ucoll), d8(data8),
+              source(new StringPiece[d8->count]) {
+        for (int32_t i = 0; i < d8->count; ++i) {
+            source[i].set(d8->dataOf(i), d8->lengthOf(i));
+        }
+    }
+    virtual ~StringPieceCollPerfFunction();
+
+protected:
+    const CA_char* d8;
+    StringPiece* source;
+};
+
+StringPieceCollPerfFunction::~StringPieceCollPerfFunction() {
+    delete[] source;
+}
+
+class StringPieceSort : public StringPieceCollPerfFunction {
+public:
+    StringPieceSort(const Collator& coll, const UCollator *ucoll, const CA_char* data8)
+            : StringPieceCollPerfFunction(coll, ucoll, data8),
+              dest(new StringPiece[d8->count]) {}
+    virtual ~StringPieceSort();
+
+protected:
+    StringPiece* dest;
+};
+
+StringPieceSort::~StringPieceSort() {
+    delete[] dest;
+}
+
+//
+// Test case sorting an array of UTF-8 StringPiece's with Collator::compareUTF8().
+//
+class StringPieceSortCpp : public StringPieceSort {
+public:
+    StringPieceSortCpp(const Collator& coll, const UCollator *ucoll, const CA_char* data8)
+            : StringPieceSort(coll, ucoll, data8) {}
+    virtual ~StringPieceSortCpp();
+    virtual void call(UErrorCode* status);
+};
+
+StringPieceSortCpp::~StringPieceSortCpp() {}
+
+void StringPieceSortCpp::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    CollatorAndCounter cc(coll);
+    int32_t count = d8->count;
+    memcpy(dest, source, count * sizeof(StringPiece));
+    uprv_sortArray(dest, count, (int32_t)sizeof(StringPiece),
+                   StringPieceCollatorComparator, &cc, TRUE, status);
+    ops = cc.counter;
+}
+
+//
+// Test case sorting an array of UTF-8 StringPiece's with ucol_strcollUTF8().
+//
+class StringPieceSortC : public StringPieceSort {
+public:
+    StringPieceSortC(const Collator& coll, const UCollator *ucoll, const CA_char* data8)
+            : StringPieceSort(coll, ucoll, data8) {}
+    virtual ~StringPieceSortC();
+    virtual void call(UErrorCode* status);
+};
+
+StringPieceSortC::~StringPieceSortC() {}
+
+void StringPieceSortC::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    CollatorAndCounter cc(coll, ucoll);
+    int32_t count = d8->count;
+    memcpy(dest, source, count * sizeof(StringPiece));
+    uprv_sortArray(dest, count, (int32_t)sizeof(StringPiece),
+                   StringPieceUCollatorComparator, &cc, TRUE, status);
+    ops = cc.counter;
+}
+
+//
+// Test case performing binary searches in a sorted array of UnicodeString pointers.
+//
+class UniStrBinSearch : public UniStrCollPerfFunction {
+public:
+    UniStrBinSearch(const Collator& coll, const UCollator *ucoll, const CA_uchar* data16)
+            : UniStrCollPerfFunction(coll, ucoll, data16) {}
+    virtual ~UniStrBinSearch();
+    virtual void call(UErrorCode* status);
+};
+
+UniStrBinSearch::~UniStrBinSearch() {}
+
+void UniStrBinSearch::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    CollatorAndCounter cc(coll);
+    int32_t count = d16->count;
+    for (int32_t i = 0; i < count; ++i) {
+        (void)uprv_stableBinarySearch((char *)source, count,
+                                      source + i, (int32_t)sizeof(UnicodeString *),
+                                      UniStrCollatorComparator, &cc);
+    }
+    ops = cc.counter;
+}
+
+class StringPieceBinSearch : public StringPieceCollPerfFunction {
+public:
+    StringPieceBinSearch(const Collator& coll, const UCollator *ucoll, const CA_char* data8)
+            : StringPieceCollPerfFunction(coll, ucoll, data8) {}
+    virtual ~StringPieceBinSearch();
+};
+
+StringPieceBinSearch::~StringPieceBinSearch() {}
+
+//
+// Test case performing binary searches in a sorted array of UTF-8 StringPiece's
+// with Collator::compareUTF8().
+//
+class StringPieceBinSearchCpp : public StringPieceBinSearch {
+public:
+    StringPieceBinSearchCpp(const Collator& coll, const UCollator *ucoll, const CA_char* data8)
+            : StringPieceBinSearch(coll, ucoll, data8) {}
+    virtual ~StringPieceBinSearchCpp();
+    virtual void call(UErrorCode* status);
+};
+
+StringPieceBinSearchCpp::~StringPieceBinSearchCpp() {}
+
+void StringPieceBinSearchCpp::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    CollatorAndCounter cc(coll);
+    int32_t count = d8->count;
+    for (int32_t i = 0; i < count; ++i) {
+        (void)uprv_stableBinarySearch((char *)source, count,
+                                      source + i, (int32_t)sizeof(StringPiece),
+                                      StringPieceCollatorComparator, &cc);
+    }
+    ops = cc.counter;
+}
+
+//
+// Test case performing binary searches in a sorted array of UTF-8 StringPiece's
+// with ucol_strcollUTF8().
+//
+class StringPieceBinSearchC : public StringPieceBinSearch {
+public:
+    StringPieceBinSearchC(const Collator& coll, const UCollator *ucoll, const CA_char* data8)
+            : StringPieceBinSearch(coll, ucoll, data8) {}
+    virtual ~StringPieceBinSearchC();
+    virtual void call(UErrorCode* status);
+};
+
+StringPieceBinSearchC::~StringPieceBinSearchC() {}
+
+void StringPieceBinSearchC::call(UErrorCode* status) {
+    if (U_FAILURE(*status)) return;
+
+    CollatorAndCounter cc(coll, ucoll);
+    int32_t count = d8->count;
+    for (int32_t i = 0; i < count; ++i) {
+        (void)uprv_stableBinarySearch((char *)source, count,
+                                      source + i, (int32_t)sizeof(StringPiece),
+                                      StringPieceUCollatorComparator, &cc);
+    }
+    ops = cc.counter;
+}
+
+
+class CollPerf2Test : public UPerfTest
+{
+public:
+    CollPerf2Test(int32_t argc, const char *argv[], UErrorCode &status);
+    ~CollPerf2Test();
+    virtual UPerfFunction* runIndexedTest(
+        int32_t index, UBool exec, const char *&name, char *par = NULL);
+
+private:
+    UCollator* coll;
+    Collator* collObj;
+
+    int32_t count;
+    CA_uchar* data16;
+    CA_char* data8;
+
+    CA_uchar* modData16;
+    CA_char* modData8;
+
+    CA_uchar* sortedData16;
+    CA_char* sortedData8;
+
+    CA_uchar* randomData16;
+    CA_char* randomData8;
+
+    const CA_uchar* getData16(UErrorCode &status);
+    const CA_char* getData8(UErrorCode &status);
+
+    const CA_uchar* getModData16(UErrorCode &status);
+    const CA_char* getModData8(UErrorCode &status);
+
+    const CA_uchar* getSortedData16(UErrorCode &status);
+    const CA_char* getSortedData8(UErrorCode &status);
+
+    const CA_uchar* getRandomData16(UErrorCode &status);
+    const CA_char* getRandomData8(UErrorCode &status);
+
+    static CA_uchar* sortData16(
+            const CA_uchar* d16,
+            UComparator *cmp, const void *context,
+            UErrorCode &status);
+    static CA_char* getData8FromData16(const CA_uchar* d16, UErrorCode &status);
+
+    UPerfFunction* TestStrcoll();
+    UPerfFunction* TestStrcollNull();
+    UPerfFunction* TestStrcollSimilar();
+
+    UPerfFunction* TestStrcollUTF8();
+    UPerfFunction* TestStrcollUTF8Null();
+    UPerfFunction* TestStrcollUTF8Similar();
+
+    UPerfFunction* TestGetSortKey();
+    UPerfFunction* TestGetSortKeyNull();
+
+    UPerfFunction* TestNextSortKeyPart_4All();
+    UPerfFunction* TestNextSortKeyPart_4x2();
+    UPerfFunction* TestNextSortKeyPart_4x4();
+    UPerfFunction* TestNextSortKeyPart_4x8();
+    UPerfFunction* TestNextSortKeyPart_32All();
+    UPerfFunction* TestNextSortKeyPart_32x2();
+
+    UPerfFunction* TestNextSortKeyPartUTF8_4All();
+    UPerfFunction* TestNextSortKeyPartUTF8_4x2();
+    UPerfFunction* TestNextSortKeyPartUTF8_4x4();
+    UPerfFunction* TestNextSortKeyPartUTF8_4x8();
+    UPerfFunction* TestNextSortKeyPartUTF8_32All();
+    UPerfFunction* TestNextSortKeyPartUTF8_32x2();
+
+    UPerfFunction* TestCppCompare();
+    UPerfFunction* TestCppCompareNull();
+    UPerfFunction* TestCppCompareSimilar();
+
+    UPerfFunction* TestCppCompareUTF8();
+    UPerfFunction* TestCppCompareUTF8Null();
+    UPerfFunction* TestCppCompareUTF8Similar();
+
+    UPerfFunction* TestCppGetCollationKey();
+    UPerfFunction* TestCppGetCollationKeyNull();
+
+    UPerfFunction* TestUniStrSort();
+    UPerfFunction* TestStringPieceSortCpp();
+    UPerfFunction* TestStringPieceSortC();
+
+    UPerfFunction* TestUniStrBinSearch();
+    UPerfFunction* TestStringPieceBinSearchCpp();
+    UPerfFunction* TestStringPieceBinSearchC();
+};
+
+CollPerf2Test::CollPerf2Test(int32_t argc, const char *argv[], UErrorCode &status) :
+    UPerfTest(argc, argv, status),
+    coll(NULL),
+    collObj(NULL),
+    count(0),
+    data16(NULL),
+    data8(NULL),
+    modData16(NULL),
+    modData8(NULL),
+    sortedData16(NULL),
+    sortedData8(NULL),
+    randomData16(NULL),
+    randomData8(NULL)
+{
+    if (U_FAILURE(status)) {
+        return;
+    }
+
+    if (locale == NULL){
+        locale = "root";
+    }
+
+    // Set up an ICU collator.
+    // Starting with ICU 54 (ticket #8260), this supports standard collation locale keywords.
+    coll = ucol_open(locale, &status);
+    collObj = Collator::createInstance(locale, status);
+}
+
+CollPerf2Test::~CollPerf2Test()
+{
+    ucol_close(coll);
+    delete collObj;
+
+    delete data16;
+    delete data8;
+    delete modData16;
+    delete modData8;
+    delete sortedData16;
+    delete sortedData8;
+    delete randomData16;
+    delete randomData8;
+}
+
+#define MAX_NUM_DATA 10000
+
+const CA_uchar* CollPerf2Test::getData16(UErrorCode &status)
+{
+    if (U_FAILURE(status)) return NULL;
+    if (data16) return data16;
+
+    CA_uchar* d16 = new CA_uchar();
+    const UChar *line = NULL;
+    int32_t len = 0;
+    int32_t numData = 0;
+
+    for (;;) {
+        line = ucbuf_readline(ucharBuf, &len, &status);
+        if (line == NULL || U_FAILURE(status)) break;
+
+        // Refer to the source code of ucbuf_readline()
+        // 1. 'len' includes the line terminal symbols
+        // 2. The length of the line terminal symbols is only one character
+        // 3. The Windows CR LF line terminal symbols will be converted to CR
+
+        if (len == 1 || line[0] == 0x23 /* '#' */) {
+            continue; // skip empty/comment line
+        } else {
+            d16->append_one(len);
+            UChar *p = d16->last();
+            u_memcpy(p, line, len - 1);  // exclude the CR
+            p[len - 1] = 0;  // NUL-terminate
+
+            numData++;
+            if (numData >= MAX_NUM_DATA) break;
+        }
+    }
+
+    if (U_SUCCESS(status)) {
+        data16 = d16;
+    } else {
+        delete d16;
+    }
+
+    return data16;
+}
+
+const CA_char* CollPerf2Test::getData8(UErrorCode &status)
+{
+    if (U_FAILURE(status)) return NULL;
+    if (data8) return data8;
+    return data8 = getData8FromData16(getData16(status), status);
+}
+
+const CA_uchar* CollPerf2Test::getModData16(UErrorCode &status)
+{
+    if (U_FAILURE(status)) return NULL;
+    if (modData16) return modData16;
+
+    const CA_uchar* d16 = getData16(status);
+    if (U_FAILURE(status)) return NULL;
+
+    CA_uchar* modData16 = new CA_uchar();
+
+    for (int32_t i = 0; i < d16->count; i++) {
+        const UChar *s = d16->dataOf(i);
+        int32_t len = d16->lengthOf(i) + 1; // including NULL terminator
+
+        modData16->append_one(len);
+        u_memcpy(modData16->last(), s, len);
+
+        // replacing the last character with a different character
+        UChar *lastChar = &modData16->last()[len -2];
+        for (int32_t j = i + 1; j != i; j++) {
+            if (j >= d16->count) {
+                j = 0;
+            }
+            const UChar *s1 = d16->dataOf(j);
+            UChar lastChar1 = s1[d16->lengthOf(j) - 1];
+            if (*lastChar != lastChar1) {
+                *lastChar = lastChar1;
+                break;
+            }
+        }
+    }
+
+    return modData16;
+}
+
+const CA_char* CollPerf2Test::getModData8(UErrorCode &status)
+{
+    if (U_FAILURE(status)) return NULL;
+    if (modData8) return modData8;
+    return modData8 = getData8FromData16(getModData16(status), status);
+}
+
+namespace {
+
+struct ArrayAndColl {
+    ArrayAndColl(const CA_uchar* a, const Collator& c) : d16(a), coll(c) {}
+    const CA_uchar* d16;
+    const Collator& coll;
+};
+
+int32_t U_CALLCONV
+U16CollatorComparator(const void* context, const void* left, const void* right) {
+    const ArrayAndColl& ac = *(const ArrayAndColl*)context;
+    const CA_uchar* d16 = ac.d16;
+    int32_t leftIndex = *(const int32_t*)left;
+    int32_t rightIndex = *(const int32_t*)right;
+    UErrorCode errorCode = U_ZERO_ERROR;
+    return ac.coll.compare(d16->dataOf(leftIndex), d16->lengthOf(leftIndex),
+                           d16->dataOf(rightIndex), d16->lengthOf(rightIndex),
+                           errorCode);
+}
+
+int32_t U_CALLCONV
+U16HashComparator(const void* context, const void* left, const void* right) {
+    const CA_uchar* d16 = (const CA_uchar*)context;
+    int32_t leftIndex = *(const int32_t*)left;
+    int32_t rightIndex = *(const int32_t*)right;
+    int32_t leftHash = ustr_hashUCharsN(d16->dataOf(leftIndex), d16->lengthOf(leftIndex));
+    int32_t rightHash = ustr_hashUCharsN(d16->dataOf(rightIndex), d16->lengthOf(rightIndex));
+    return leftHash < rightHash ? -1 : leftHash == rightHash ? 0 : 1;
+}
+
+}  // namespace
+
+const CA_uchar* CollPerf2Test::getSortedData16(UErrorCode &status) {
+    if (U_FAILURE(status)) return NULL;
+    if (sortedData16) return sortedData16;
+
+    ArrayAndColl ac(getData16(status), *collObj);
+    return sortedData16 = sortData16(ac.d16, U16CollatorComparator, &ac, status);
+}
+
+const CA_char* CollPerf2Test::getSortedData8(UErrorCode &status) {
+    if (U_FAILURE(status)) return NULL;
+    if (sortedData8) return sortedData8;
+    return sortedData8 = getData8FromData16(getSortedData16(status), status);
+}
+
+const CA_uchar* CollPerf2Test::getRandomData16(UErrorCode &status) {
+    if (U_FAILURE(status)) return NULL;
+    if (randomData16) return randomData16;
+
+    // Sort the strings by their hash codes, which should be a reasonably pseudo-random order.
+    const CA_uchar* d16 = getData16(status);
+    return randomData16 = sortData16(d16, U16HashComparator, d16, status);
+}
+
+const CA_char* CollPerf2Test::getRandomData8(UErrorCode &status) {
+    if (U_FAILURE(status)) return NULL;
+    if (randomData8) return randomData8;
+    return randomData8 = getData8FromData16(getRandomData16(status), status);
+}
+
+CA_uchar* CollPerf2Test::sortData16(const CA_uchar* d16,
+                                    UComparator *cmp, const void *context,
+                                    UErrorCode &status) {
+    if (U_FAILURE(status)) return NULL;
+
+    LocalArray<int32_t> indexes(new int32_t[d16->count]);
+    for (int32_t i = 0; i < d16->count; ++i) {
+        indexes[i] = i;
+    }
+    uprv_sortArray(indexes.getAlias(), d16->count, 4, cmp, context, TRUE, &status);
+    if (U_FAILURE(status)) return NULL;
+
+    // Copy the strings in sorted order into a new array.
+    LocalPointer<CA_uchar> newD16(new CA_uchar());
+    for (int32_t i = 0; i < d16->count; i++) {
+        int32_t j = indexes[i];
+        const UChar* s = d16->dataOf(j);
+        int32_t len = d16->lengthOf(j);
+        int32_t capacity = len + 1;  // including NULL terminator
+        newD16->append_one(capacity);
+        u_memcpy(newD16->last(), s, capacity);
+    }
+
+    if (U_SUCCESS(status)) {
+        return newD16.orphan();
+    } else {
+        return NULL;
+    }
+}
+
+CA_char* CollPerf2Test::getData8FromData16(const CA_uchar* d16, UErrorCode &status) {
+    if (U_FAILURE(status)) return NULL;
+
+    // UTF-16 -> UTF-8 conversion
+    LocalPointer<CA_char> d8(new CA_char());
+    for (int32_t i = 0; i < d16->count; i++) {
+        const UChar *s16 = d16->dataOf(i);
+        int32_t length16 = d16->lengthOf(i);
+
+        // get length in UTF-8
+        int32_t length8;
+        u_strToUTF8(NULL, 0, &length8, s16, length16, &status);
+        if (status == U_BUFFER_OVERFLOW_ERROR || status == U_ZERO_ERROR){
+            status = U_ZERO_ERROR;
+        } else {
+            break;
+        }
+        int32_t capacity8 = length8 + 1;  // plus terminal NULL
+        d8->append_one(capacity8);
+
+        // convert to UTF-8
+        u_strToUTF8(d8->last(), capacity8, NULL, s16, length16, &status);
+        if (U_FAILURE(status)) break;
+    }
+
+    if (U_SUCCESS(status)) {
+        return d8.orphan();
+    } else {
+        return NULL;
+    }
+}
+
+UPerfFunction*
+CollPerf2Test::runIndexedTest(int32_t index, UBool exec, const char *&name, char *par /*= NULL*/)
+{
+    (void)par;
+    TESTCASE_AUTO_BEGIN;
+
+    TESTCASE_AUTO(TestStrcoll);
+    TESTCASE_AUTO(TestStrcollNull);
+    TESTCASE_AUTO(TestStrcollSimilar);
+
+    TESTCASE_AUTO(TestStrcollUTF8);
+    TESTCASE_AUTO(TestStrcollUTF8Null);
+    TESTCASE_AUTO(TestStrcollUTF8Similar);
+
+    TESTCASE_AUTO(TestGetSortKey);
+    TESTCASE_AUTO(TestGetSortKeyNull);
+
+    TESTCASE_AUTO(TestNextSortKeyPart_4All);
+    TESTCASE_AUTO(TestNextSortKeyPart_4x4);
+    TESTCASE_AUTO(TestNextSortKeyPart_4x8);
+    TESTCASE_AUTO(TestNextSortKeyPart_32All);
+    TESTCASE_AUTO(TestNextSortKeyPart_32x2);
+
+    TESTCASE_AUTO(TestNextSortKeyPartUTF8_4All);
+    TESTCASE_AUTO(TestNextSortKeyPartUTF8_4x4);
+    TESTCASE_AUTO(TestNextSortKeyPartUTF8_4x8);
+    TESTCASE_AUTO(TestNextSortKeyPartUTF8_32All);
+    TESTCASE_AUTO(TestNextSortKeyPartUTF8_32x2);
+
+    TESTCASE_AUTO(TestCppCompare);
+    TESTCASE_AUTO(TestCppCompareNull);
+    TESTCASE_AUTO(TestCppCompareSimilar);
+
+    TESTCASE_AUTO(TestCppCompareUTF8);
+    TESTCASE_AUTO(TestCppCompareUTF8Null);
+    TESTCASE_AUTO(TestCppCompareUTF8Similar);
+
+    TESTCASE_AUTO(TestCppGetCollationKey);
+    TESTCASE_AUTO(TestCppGetCollationKeyNull);
+
+    TESTCASE_AUTO(TestUniStrSort);
+    TESTCASE_AUTO(TestStringPieceSortCpp);
+    TESTCASE_AUTO(TestStringPieceSortC);
+
+    TESTCASE_AUTO(TestUniStrBinSearch);
+    TESTCASE_AUTO(TestStringPieceBinSearchCpp);
+    TESTCASE_AUTO(TestStringPieceBinSearchC);
+
+    TESTCASE_AUTO_END;
+    return NULL;
+}
+
+
+
+UPerfFunction* CollPerf2Test::TestStrcoll()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    Strcoll *testCase = new Strcoll(coll, getData16(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStrcollNull()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    Strcoll *testCase = new Strcoll(coll, getData16(status), FALSE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStrcollSimilar()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    Strcoll_2 *testCase = new Strcoll_2(coll, getData16(status), getModData16(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStrcollUTF8()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    StrcollUTF8 *testCase = new StrcollUTF8(coll, getData8(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStrcollUTF8Null()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    StrcollUTF8 *testCase = new StrcollUTF8(coll, getData8(status),FALSE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStrcollUTF8Similar()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    StrcollUTF8_2 *testCase = new StrcollUTF8_2(coll, getData8(status), getModData8(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestGetSortKey()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    GetSortKey *testCase = new GetSortKey(coll, getData16(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestGetSortKeyNull()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    GetSortKey *testCase = new GetSortKey(coll, getData16(status), FALSE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPart_4All()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPart *testCase = new NextSortKeyPart(coll, getData16(status), 4 /* bufSize */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPart_4x4()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPart *testCase = new NextSortKeyPart(coll, getData16(status), 4 /* bufSize */, 4 /* maxIteration */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPart_4x8()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPart *testCase = new NextSortKeyPart(coll, getData16(status), 4 /* bufSize */, 8 /* maxIteration */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPart_32All()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPart *testCase = new NextSortKeyPart(coll, getData16(status), 32 /* bufSize */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPart_32x2()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPart *testCase = new NextSortKeyPart(coll, getData16(status), 32 /* bufSize */, 2 /* maxIteration */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPartUTF8_4All()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPartUTF8 *testCase = new NextSortKeyPartUTF8(coll, getData8(status), 4 /* bufSize */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPartUTF8_4x4()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPartUTF8 *testCase = new NextSortKeyPartUTF8(coll, getData8(status), 4 /* bufSize */, 4 /* maxIteration */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPartUTF8_4x8()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPartUTF8 *testCase = new NextSortKeyPartUTF8(coll, getData8(status), 4 /* bufSize */, 8 /* maxIteration */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPartUTF8_32All()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPartUTF8 *testCase = new NextSortKeyPartUTF8(coll, getData8(status), 32 /* bufSize */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestNextSortKeyPartUTF8_32x2()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    NextSortKeyPartUTF8 *testCase = new NextSortKeyPartUTF8(coll, getData8(status), 32 /* bufSize */, 2 /* maxIteration */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestCppCompare()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CppCompare *testCase = new CppCompare(collObj, getData16(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestCppCompareNull()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CppCompare *testCase = new CppCompare(collObj, getData16(status), FALSE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestCppCompareSimilar()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CppCompare_2 *testCase = new CppCompare_2(collObj, getData16(status), getModData16(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestCppCompareUTF8()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CppCompareUTF8 *testCase = new CppCompareUTF8(collObj, getData8(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestCppCompareUTF8Null()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CppCompareUTF8 *testCase = new CppCompareUTF8(collObj, getData8(status), FALSE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestCppCompareUTF8Similar()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CppCompareUTF8_2 *testCase = new CppCompareUTF8_2(collObj, getData8(status), getModData8(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestCppGetCollationKey()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CppGetCollationKey *testCase = new CppGetCollationKey(collObj, getData16(status), TRUE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestCppGetCollationKeyNull()
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CppGetCollationKey *testCase = new CppGetCollationKey(collObj, getData16(status), FALSE /* useLen */);
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestUniStrSort() {
+    UErrorCode status = U_ZERO_ERROR;
+    UPerfFunction *testCase = new UniStrSort(*collObj, coll, getRandomData16(status));
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStringPieceSortCpp() {
+    UErrorCode status = U_ZERO_ERROR;
+    UPerfFunction *testCase = new StringPieceSortCpp(*collObj, coll, getRandomData8(status));
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStringPieceSortC() {
+    UErrorCode status = U_ZERO_ERROR;
+    UPerfFunction *testCase = new StringPieceSortC(*collObj, coll, getRandomData8(status));
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestUniStrBinSearch() {
+    UErrorCode status = U_ZERO_ERROR;
+    UPerfFunction *testCase = new UniStrBinSearch(*collObj, coll, getSortedData16(status));
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStringPieceBinSearchCpp() {
+    UErrorCode status = U_ZERO_ERROR;
+    UPerfFunction *testCase = new StringPieceBinSearchCpp(*collObj, coll, getSortedData8(status));
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+UPerfFunction* CollPerf2Test::TestStringPieceBinSearchC() {
+    UErrorCode status = U_ZERO_ERROR;
+    UPerfFunction *testCase = new StringPieceBinSearchC(*collObj, coll, getSortedData8(status));
+    if (U_FAILURE(status)) {
+        delete testCase;
+        return NULL;
+    }
+    return testCase;
+}
+
+
+int main(int argc, const char *argv[])
+{
+    UErrorCode status = U_ZERO_ERROR;
+    CollPerf2Test test(argc, argv, status);
+
+    if (U_FAILURE(status)){
+        printf("The error is %s\n", u_errorName(status));
+        //TODO: print usage here
+        return status;
+    }
+
+    if (test.run() == FALSE){
+        fprintf(stderr, "FAILED: Tests could not be run please check the arguments.\n");
+        return -1;
+    }
+    return 0;
+}