diff --git a/icu4c/source/common/cmemory.c b/icu4c/source/common/cmemory.c
index c6d9125d002..45902dc9557 100644
--- a/icu4c/source/common/cmemory.c
+++ b/icu4c/source/common/cmemory.c
@@ -121,6 +121,3 @@ U_CFUNC UBool cmemory_inUse() {
     return gHeapInUse;
 }
 
-U_CFUNC void cmemory_clearInUse() {
-    gHeapInUse = FALSE;
-}
diff --git a/icu4c/source/common/cmemory.h b/icu4c/source/common/cmemory.h
index 0f4224feb0b..0c1a639ac35 100644
--- a/icu4c/source/common/cmemory.h
+++ b/icu4c/source/common/cmemory.h
@@ -72,15 +72,6 @@ typedef union {
 U_CFUNC UBool 
 cmemory_inUse(void);
 
-/**
-  *  Mark the ICU heap as not being in use, even if it is.
-  *  Needed so that we can ignore any allocations triggered by ICU 
-  *    static initialization, and still pretend that we are in a pristine state.
-  *    TODO:  this is awkward.  Think about something cleaner.
-  */
-U_CFUNC void 
-cmemory_clearInUse(void);
-
 /**
   *  Heap clean up function, called from u_cleanup()
   *    Clears any user heap functions from u_setMemoryFunctions()
diff --git a/icu4c/source/common/ucln_cmn.c b/icu4c/source/common/ucln_cmn.c
index 9fd286c1329..94865a4fa03 100644
--- a/icu4c/source/common/ucln_cmn.c
+++ b/icu4c/source/common/ucln_cmn.c
@@ -137,7 +137,3 @@ u_init(UErrorCode *status) {
     UTRACE_EXIT_STATUS(*status);
 }
 
-
-U_CFUNC UBool u_isUInit() {
-    return gICUInitialized;
-}
diff --git a/icu4c/source/common/ucln_cmn.h b/icu4c/source/common/ucln_cmn.h
index aa38c2175c6..22e20e6e26e 100644
--- a/icu4c/source/common/ucln_cmn.h
+++ b/icu4c/source/common/ucln_cmn.h
@@ -64,10 +64,4 @@ U_CFUNC void ucnv_init(UErrorCode *status);
 U_CFUNC void ures_init(UErrorCode *status);
 
 
-/**
-  * Test whether ICU has been initialized.
-  * @internal
-  */
-U_CFUNC UBool u_isUInit(void);
-
 #endif
diff --git a/icu4c/source/common/uvectr32.h b/icu4c/source/common/uvectr32.h
index 47dbc2d6ac3..643a9a05d82 100644
--- a/icu4c/source/common/uvectr32.h
+++ b/icu4c/source/common/uvectr32.h
@@ -105,9 +105,9 @@ public:
 
     int32_t lastElementi(void) const;
 
-    int32_t indexOf(int32_t obj, int32_t startIndex = 0) const;
+    int32_t indexOf(int32_t elem, int32_t startIndex = 0) const;
 
-    UBool contains(int32_t obj) const;
+    UBool contains(int32_t elem) const;
 
     UBool containsAll(const UVector32& other) const;
 
@@ -154,7 +154,7 @@ public:
      * Insert the given integer into this vector at its sorted position.
      * The current elements are assumed to be sorted already.
      */
-    void sortedInsert(int32_t obj, UErrorCode& ec);
+    void sortedInsert(int32_t elem, UErrorCode& ec);
 
     /**
      * Returns a pointer to the internal array holding the vector.
@@ -189,7 +189,7 @@ private:
     //  In the original UVector, these were in a separate derived class, UStack.
     //  Here in UVector32, they are all together.
 public:
-    UBool empty(void) const;
+    UBool empty(void) const;   // TODO:  redundant, same as empty().  Remove it?
 
     int32_t peeki(void) const;
     
diff --git a/icu4c/source/test/cintltst/tracetst.c b/icu4c/source/test/cintltst/tracetst.c
index 40bdd434802..58ebc11c8d4 100644
--- a/icu4c/source/test/cintltst/tracetst.c
+++ b/icu4c/source/test/cintltst/tracetst.c
@@ -15,6 +15,7 @@
 #include "unicode/uclean.h"
 #include "unicode/uchar.h"
 #include "unicode/ures.h"
+#include "unicode/ucnv.h"
 #include "cintltst.h"
 #include <stdlib.h>
 #include <string.h>
@@ -94,15 +95,22 @@ static void test_format(const char *format, int32_t bufCap, int32_t indent,
 /*
  *  define trace functions for use in this test.
  */
+static int gTraceEntryCount;
+static int gTraceExitCount;
+static int gTraceDataCount;
+
 static void testTraceEntry(const void *context, int32_t fnNumber) {
+    gTraceEntryCount++;
 }
 
 static void testTraceExit(const void *context, int32_t fnNumber,
                    const char *fmt, va_list args) {
+    gTraceExitCount++;
 }
 
 static void testTraceData(const void *context, int32_t fnNumber, int32_t level,
                    const char *fmt, va_list args) {
+    gTraceDataCount++;
 }
 
 
@@ -165,6 +173,27 @@ static void TestTraceAPI() {
         utrace_setLevel(UTRACE_INFO);
     }
 
+    /*
+     * Open and close a converter with tracing enabled.
+     *   Verify that our tracing callback functions get called.
+     */
+    {
+        UErrorCode  status = U_ZERO_ERROR;
+        UConverter *cnv;
+        
+        gTraceEntryCount = 0;
+        gTraceExitCount  = 0;
+        gTraceDataCount  = 0;
+        utrace_setLevel(UTRACE_OPEN_CLOSE);
+        cnv = ucnv_open(NULL, &status);
+        TEST_ASSERT(U_SUCCESS(status));
+        ucnv_close(cnv);
+        TEST_ASSERT(gTraceEntryCount > 0);
+        TEST_ASSERT(gTraceExitCount  > 0);
+        TEST_ASSERT(gTraceDataCount  > 0);
+    }
+
+
 
     /*
      * trace data formatter operation.
@@ -220,6 +249,32 @@ static void TestTraceAPI() {
 
     }
 
+    /*
+     * utrace_format.  Only need a minimal test to see that the function works at all.
+     *                 Full functionality is tested via utrace_vformat.
+     */
+    {
+        char      buf[100];
+        int32_t   x;
+        x = utrace_format(buf, 100, 0, "%s", "Hello, World.");
+        TEST_ASSERT(strcmp(buf, "Hello, World.") == 0);
+        TEST_ASSERT(x == 14);
+    }
+
+    /*
+     * utrace_functionName.  Just spot-check a couple of them.
+     */
+    {
+        const char   *name;
+        name = utrace_functionName(UTRACE_U_INIT);
+        TEST_ASSERT(strcmp(name, "u_init") == 0);
+        name = utrace_functionName(UTRACE_UCNV_OPEN);
+        TEST_ASSERT(strcmp(name, "ucnv_open") == 0);
+        name = utrace_functionName(UTRACE_UCOL_GET_SORTKEY);
+        TEST_ASSERT(strcmp(name, "ucol_getSortKey") == 0);
+    }
+
+
 
     /*  Restore the trace function settings to their original values. */
     utrace_setFunctions(originalTContext, originalTEntryFunc, originalTExitFunc, originalTDataFunc);
diff --git a/icu4c/source/test/intltest/Makefile.in b/icu4c/source/test/intltest/Makefile.in
index 6a7eb8f6c35..981901c81da 100644
--- a/icu4c/source/test/intltest/Makefile.in
+++ b/icu4c/source/test/intltest/Makefile.in
@@ -41,7 +41,7 @@ ufltlgts.o testutil.o transrt.o trnserr.o normconf.o sfwdchit.o \
 jamotest.o srchtest.o reptest.o regextst.o \
 itrbnf.o itrbnfrt.o tstdtmod.o testdata.o datamap.o ucaconf.o icusvtst.o \
 uobjtest.o idnaref.o nptrans.o punyref.o testidn.o testidna.o incaltst.o \
-calcasts.o
+calcasts.o v32test.o
 
 
 DEPS = $(OBJECTS:.o=.d)
diff --git a/icu4c/source/test/intltest/intltest.dsp b/icu4c/source/test/intltest/intltest.dsp
index 8ec43b34546..8f7b26d89e1 100644
--- a/icu4c/source/test/intltest/intltest.dsp
+++ b/icu4c/source/test/intltest/intltest.dsp
@@ -432,6 +432,14 @@ SOURCE=.\uobjtest.h
 # PROP Default_Filter ""
 # Begin Source File
 
+SOURCE=.\astrotst.cpp
+# End Source File
+# Begin Source File
+
+SOURCE=.\astrotst.h
+# End Source File
+# Begin Source File
+
 SOURCE=.\calcasts.cpp
 # End Source File
 # Begin Source File
@@ -520,14 +528,6 @@ SOURCE=.\incaltst.h
 # End Source File
 # Begin Source File
 
-SOURCE=.\astrotst.cpp
-# End Source File
-# Begin Source File
-
-SOURCE=.\astrotst.h
-# End Source File
-# Begin Source File
-
 SOURCE=.\itformat.cpp
 # End Source File
 # Begin Source File
@@ -762,6 +762,10 @@ SOURCE=.\testidna.cpp
 
 SOURCE=.\testidna.h
 # End Source File
+# Begin Source File
+
+SOURCE=.\v32test.h
+# End Source File
 # End Group
 # Begin Group "misc"
 
@@ -1023,5 +1027,9 @@ SOURCE=.\unhxtrts.cpp
 SOURCE=.\unhxtrts.h
 # End Source File
 # End Group
+# Begin Source File
+
+SOURCE=.\v32test.cpp
+# End Source File
 # End Target
 # End Project
diff --git a/icu4c/source/test/intltest/itutil.cpp b/icu4c/source/test/intltest/itutil.cpp
index 6980a65c357..2a5d6bd8df6 100644
--- a/icu4c/source/test/intltest/itutil.cpp
+++ b/icu4c/source/test/intltest/itutil.cpp
@@ -21,6 +21,7 @@
 #include "tsmthred.h"
 #include "tsputil.h"
 #include "uobjtest.h"
+#include "v32test.h"
 //#include "custrtest.h"
 //#include "ccitrtst.h"
 //#include "cloctest.h"
@@ -120,6 +121,15 @@ void IntlTestUtilities::runIndexedTest( int32_t index, UBool exec, const char* &
             }
             break;;
 
+        case 10:
+            name = "UVector32Test";
+            if(exec) {
+                logln ("UVector32Test---"); logln("");
+                UVector32Test test;
+                callTest( test, par );
+            }
+            break;;
+
         /*
         case 8:
             name = "LocaleTest"; 
diff --git a/icu4c/source/test/intltest/v32test.cpp b/icu4c/source/test/intltest/v32test.cpp
new file mode 100644
index 00000000000..9714f2a45e5
--- /dev/null
+++ b/icu4c/source/test/intltest/v32test.cpp
@@ -0,0 +1,506 @@
+/********************************************************************
+ * COPYRIGHT:
+ * Copyright (c) 2002-2003, International Business Machines Corporation and
+ * others. All Rights Reserved.
+ ********************************************************************/
+
+//
+//   regextst.cpp
+//
+//      ICU Regular Expressions test, part of intltest.
+//
+
+#include "intltest.h"
+
+#include "v32test.h"
+#include "uvectr32.h"
+#include "uvector.h"
+#include "util.h"
+#include <stdlib.h>
+#include <stdio.h>
+
+
+//---------------------------------------------------------------------------
+//
+//  Test class boilerplate
+//
+//---------------------------------------------------------------------------
+UVector32Test::UVector32Test() 
+{
+};
+
+
+UVector32Test::~UVector32Test()
+{
+};
+
+
+
+void UVector32Test::runIndexedTest( int32_t index, UBool exec, const char* &name, char* /*par*/ )
+{
+    if (exec) logln("TestSuite UVector32Test: ");
+    switch (index) {
+
+        case 0: name = "UVector32_API";
+            if (exec) UVector32_API(); 
+            break;
+        default: name = ""; 
+            break; //needed to end loop
+    }
+}
+
+
+//---------------------------------------------------------------------------
+//
+//   Error Checking / Reporting macros used in all of the tests.
+//
+//---------------------------------------------------------------------------
+#define TEST_CHECK_STATUS {if (U_FAILURE(status)) {errln("UVector32Test failure at line %d.  status=%s\n", \
+__LINE__, u_errorName(status)); return;}}
+
+#define TEST_ASSERT(expr) {if ((expr)==FALSE) {errln("RegexTest failure at line %d.\n", __LINE__);};}
+
+
+
+
+
+
+
+
+//---------------------------------------------------------------------------
+//
+//      UVector32_API      Check for basic functionality of UVector32.
+//
+//---------------------------------------------------------------------------
+void UVector32Test::UVector32_API() {
+
+    UErrorCode  status = U_ZERO_ERROR;
+    UVector32     *a;
+    UVector32     *b;
+
+    a = new UVector32(status);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    status = U_ZERO_ERROR;
+    a = new UVector32(2000, status);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    //
+    //  assign()
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    b = new UVector32(status);
+    b->assign(*a, status);
+    TEST_ASSERT(b->size() == 3);
+    TEST_ASSERT(b->elementAti(1) == 20);
+    TEST_CHECK_STATUS(status);
+    delete a;
+    delete b;
+
+    //
+    //  operator == and != and equals()
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    b = new UVector32(status);
+    TEST_ASSERT(*b != *a);
+    TEST_ASSERT(!(*b == *a));
+    TEST_ASSERT(!b->equals(*a));
+    b->assign(*a, status);
+    TEST_ASSERT(*b == *a);
+    TEST_ASSERT(!(*b != *a));
+    TEST_ASSERT(b->equals(*a));
+    b->addElement(666, status);
+    TEST_ASSERT(*b != *a);
+    TEST_ASSERT(!(*b == *a));
+    TEST_ASSERT(!b->equals(*a));
+    TEST_CHECK_STATUS(status);
+    delete b;
+    delete a;
+
+    //
+    //  addElement().   Covered by above tests.
+    //
+
+    //
+    // setElementAt()
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    a->setElementAt(666, 1);
+    TEST_ASSERT(a->elementAti(0) == 10);
+    TEST_ASSERT(a->elementAti(1) == 666);
+    TEST_ASSERT(a->size() == 3);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    //
+    // insertElementAt()
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    a->insertElementAt(666, 1, status);
+    TEST_ASSERT(a->elementAti(0) == 10);
+    TEST_ASSERT(a->elementAti(1) == 666);
+    TEST_ASSERT(a->elementAti(2) == 20);
+    TEST_ASSERT(a->elementAti(3) == 30);
+    TEST_ASSERT(a->size() == 4);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    //
+    //  elementAti()    covered by above tests
+    //
+
+    //
+    //  lastElementi
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    TEST_ASSERT(a->lastElementi() == 30);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+
+    //
+    //  indexOf
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    TEST_ASSERT(a->indexOf(30, 0) == 2);
+    TEST_ASSERT(a->indexOf(40, 0) == -1);
+    TEST_ASSERT(a->indexOf(10, 0) == 0);
+    TEST_ASSERT(a->indexOf(10, 1) == -1);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    
+    //
+    //  contains
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    TEST_ASSERT(a->contains(10) == TRUE);
+    TEST_ASSERT(a->contains(11) == FALSE);
+    TEST_ASSERT(a->contains(20) == TRUE);
+    TEST_ASSERT(a->contains(-10) == FALSE);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+
+    //
+    //  containsAll
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    b = new UVector32(status);
+    TEST_ASSERT(a->containsAll(*b) == TRUE);
+    b->addElement(2, status);
+    TEST_ASSERT(a->containsAll(*b) == FALSE);
+    b->setElementAt(10, 0);
+    TEST_ASSERT(a->containsAll(*b) == TRUE);
+    TEST_ASSERT(b->containsAll(*a) == FALSE);
+    b->addElement(30, status);
+    b->addElement(20, status);
+    TEST_ASSERT(a->containsAll(*b) == TRUE);
+    TEST_ASSERT(b->containsAll(*a) == TRUE);
+    b->addElement(2, status);
+    TEST_ASSERT(a->containsAll(*b) == FALSE);
+    TEST_ASSERT(b->containsAll(*a) == TRUE);
+    TEST_CHECK_STATUS(status);
+    delete a;
+    delete b;
+
+    //
+    //  removeAll
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    b = new UVector32(status);
+    a->removeAll(*b);
+    TEST_ASSERT(a->size() == 3);
+    b->addElement(20, status);
+    a->removeAll(*b);
+    TEST_ASSERT(a->size() == 2);
+    TEST_ASSERT(a->contains(10)==TRUE);
+    TEST_ASSERT(a->contains(30)==TRUE);
+    b->addElement(10, status);
+    a->removeAll(*b);
+    TEST_ASSERT(a->size() == 1);
+    TEST_ASSERT(a->contains(30) == TRUE);
+    TEST_CHECK_STATUS(status);
+    delete a;
+    delete b;
+
+    //
+    // retainAll
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    b = new UVector32(status);
+    b->addElement(10, status);
+    b->addElement(20, status);
+    b->addElement(30, status);
+    b->addElement(15, status);
+    a->retainAll(*b);
+    TEST_ASSERT(a->size() == 3);
+    b->removeElementAt(1);
+    a->retainAll(*b);
+    TEST_ASSERT(a->contains(20) == FALSE);
+    TEST_ASSERT(a->size() == 2);
+    b->removeAllElements();
+    TEST_ASSERT(b->size() == 0);
+    a->retainAll(*b);
+    TEST_ASSERT(a->size() == 0);
+    TEST_CHECK_STATUS(status);
+    delete a;
+    delete b;
+
+    //
+    //  removeElementAt   Tested above.
+    //
+
+    //
+    //  removeAllElments   Tested above
+    //
+
+    //
+    //  size()   tested above
+    //
+
+    //
+    //  isEmpty
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    TEST_ASSERT(a->isEmpty() == TRUE);
+    a->addElement(10, status);
+    TEST_ASSERT(a->isEmpty() == FALSE);
+    a->addElement(20, status);
+    a->removeElementAt(0);
+    TEST_ASSERT(a->isEmpty() == FALSE);
+    a->removeElementAt(0);
+    TEST_ASSERT(a->isEmpty() == TRUE);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+
+    //
+    // ensureCapacity, expandCapacity
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    TEST_ASSERT(a->isEmpty() == TRUE);
+    a->addElement(10, status);
+    TEST_ASSERT(a->ensureCapacity(5000, status)== TRUE);
+    TEST_ASSERT(a->expandCapacity(20000, status) == TRUE);
+    TEST_CHECK_STATUS(status);
+    delete a;
+    
+    //
+    // setSize
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    a->setSize(100);
+    TEST_ASSERT(a->size() == 100);
+    TEST_ASSERT(a->elementAti(0) == 10);
+    TEST_ASSERT(a->elementAti(1) == 20);
+    TEST_ASSERT(a->elementAti(2) == 30);
+    TEST_ASSERT(a->elementAti(3) == 0);
+    a->setElementAt(666, 99);
+    a->setElementAt(777, 100);
+    TEST_ASSERT(a->elementAti(99) == 666);
+    TEST_ASSERT(a->elementAti(100) == 0);
+    a->setSize(2);
+    TEST_ASSERT(a->elementAti(1) == 20);
+    TEST_ASSERT(a->elementAti(2) == 0);
+    TEST_ASSERT(a->size() == 2);
+    a->setSize(0);
+    TEST_ASSERT(a->empty() == TRUE);
+    TEST_ASSERT(a->size() == 0);
+
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    //
+    // containsNone
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    b = new UVector32(status);
+    TEST_ASSERT(a->containsNone(*b) == TRUE);
+    b->addElement(5, status);
+    TEST_ASSERT(a->containsNone(*b) == TRUE);
+    b->addElement(30, status);
+    TEST_ASSERT(a->containsNone(*b) == FALSE);
+
+    TEST_CHECK_STATUS(status);
+    delete a;
+    delete b;
+
+    //
+    // sortedInsert
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->sortedInsert(30, status);
+    a->sortedInsert(20, status);
+    a->sortedInsert(10, status);
+    TEST_ASSERT(a->elementAti(0) == 10);
+    TEST_ASSERT(a->elementAti(1) == 20);
+    TEST_ASSERT(a->elementAti(2) == 30);
+
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    //
+    // getBuffer
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    int32_t *buf = a->getBuffer();
+    TEST_ASSERT(buf[0] == 10);
+    TEST_ASSERT(buf[1] == 20);
+    a->setSize(20000);
+    int32_t *resizedBuf;
+    resizedBuf = a->getBuffer();
+    TEST_ASSERT(buf != resizedBuf);
+    TEST_ASSERT(resizedBuf[0] == 10);
+    TEST_ASSERT(resizedBuf[1] == 20);
+
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+
+    //
+    //  RTTI
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    TEST_ASSERT(a->getDynamicClassID() == UVector32::getStaticClassID());
+    TEST_ASSERT(a->getDynamicClassID() != UVector::getStaticClassID());
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    //
+    //  empty
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    TEST_ASSERT(a->empty() == TRUE);
+    a->addElement(10, status);
+    TEST_ASSERT(a->empty() == FALSE);
+    a->addElement(20, status);
+    a->removeElementAt(0);
+    TEST_ASSERT(a->empty() == FALSE);
+    a->removeElementAt(0);
+    TEST_ASSERT(a->empty() == TRUE);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+
+    //
+    //  peeki
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    TEST_ASSERT(a->peeki() == 10);
+    a->addElement(20, status);
+    TEST_ASSERT(a->peeki() == 20);
+    a->addElement(30, status);
+    TEST_ASSERT(a->peeki() == 30);
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+
+    //
+    // popi
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->addElement(10, status);
+    a->addElement(20, status);
+    a->addElement(30, status);
+    TEST_ASSERT(a->popi() == 30);
+    TEST_ASSERT(a->popi() == 20);
+    TEST_ASSERT(a->popi() == 10);
+    TEST_ASSERT(a->popi() == 0);
+    TEST_ASSERT(a->isEmpty());
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+    //
+    // push
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    TEST_ASSERT(a->push(10, status) == 10);
+    TEST_ASSERT(a->push(20, status) == 20);
+    TEST_ASSERT(a->push(30, status) == 30);
+    TEST_ASSERT(a->size() == 3);
+    TEST_ASSERT(a->popi() == 30);
+    TEST_ASSERT(a->popi() == 20);
+    TEST_ASSERT(a->popi() == 10);
+    TEST_ASSERT(a->isEmpty());
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+
+    //
+    // reserveBlock
+    //
+    status = U_ZERO_ERROR;
+    a = new UVector32(status);
+    a->ensureCapacity(1000, status);
+
+    // TODO:
+
+    TEST_CHECK_STATUS(status);
+    delete a;
+
+};
+
+
diff --git a/icu4c/source/test/intltest/v32test.h b/icu4c/source/test/intltest/v32test.h
new file mode 100644
index 00000000000..f364aeb1bcd
--- /dev/null
+++ b/icu4c/source/test/intltest/v32test.h
@@ -0,0 +1,32 @@
+/*
+******************************************************************************
+* Copyright (C) 2003, International Business Machines Corporation and        *
+* others. All Rights Reserved.                                               *
+******************************************************************************
+*/
+
+//  file:  v32test.h
+
+
+#ifndef V32TEST_H
+#define V32TEST_H
+
+#include "unicode/utypes.h"
+
+#include "intltest.h"
+
+
+class UVector32Test: public IntlTest {
+public:
+  
+    UVector32Test();
+    virtual ~UVector32Test();
+
+    virtual void runIndexedTest(int32_t index, UBool exec, const char* &name, char* par = NULL );
+
+    // The following are test functions that are visible from the intltest test framework.
+    virtual void UVector32_API();
+
+};
+
+#endif