/********************************************************************
 * COPYRIGHT: 
 * Copyright (c) 1997-2004, International Business Machines Corporation and
 * others. All Rights Reserved.
 ********************************************************************/
/*******************************************************************************
*
* File CRESTST.C
*
* Modification History:
*        Name                     Description
*     Madhu Katragadda            Ported for C API
*  06/14/99     stephen           Updated for RB API changes (no suffix).
********************************************************************************
*/


#include "unicode/utypes.h"
#include "cintltst.h"
#include "unicode/ustring.h"
#include "cstring.h"
#include "filestrm.h"
#include <stdlib.h>

#define RESTEST_HEAP_CHECK 0

#include "unicode/ures.h"
#include "crestst.h"
#include "unicode/ctest.h"

#include "ucol_imp.h" /* collation */

#define LENGTHOF(array) (int32_t)(sizeof(array)/sizeof((array)[0]))

static void TestOpenDirect(void);
static void TestFallback(void);
static void TestTable32(void);
static void TestFileStream(void);
/*****************************************************************************/

const UChar kERROR[] = { 0x0045 /*E*/, 0x0052 /*'R'*/, 0x0052 /*'R'*/,
             0x004F /*'O'*/, 0x0052/*'R'*/, 0x0000 /*'\0'*/};

/*****************************************************************************/

enum E_Where
{
  e_Root,
  e_te,
  e_te_IN,
  e_Where_count
};
typedef enum E_Where E_Where;
/*****************************************************************************/

#define CONFIRM_EQ(actual,expected) if (u_strcmp(expected,actual)==0){ record_pass(); } else { record_fail(); log_err("%s  returned  %s  instead of %s\n", action, austrdup(actual), austrdup(expected)); }

#define CONFIRM_ErrorCode(actual,expected) if ((expected)==(actual)) { record_pass(); } else { record_fail();  log_err("%s returned  %s  instead of %s\n", action, myErrorName(actual), myErrorName(expected)); }


/* Array of our test objects */

static struct
{
  const char* name;
  UErrorCode expected_constructor_status;
  E_Where where;
  UBool like[e_Where_count];
  UBool inherits[e_Where_count];
} param[] =
{
  /* "te" means test */
  /* "IN" means inherits */
  /* "NE" or "ne" means "does not exist" */

  { "root",         U_ZERO_ERROR,             e_Root,    { TRUE, FALSE, FALSE }, { TRUE, FALSE, FALSE } },
  { "te",           U_ZERO_ERROR,             e_te,      { FALSE, TRUE, FALSE }, { TRUE, TRUE, FALSE } },
  { "te_IN",        U_ZERO_ERROR,             e_te_IN,   { FALSE, FALSE, TRUE }, { TRUE, TRUE, TRUE } },
  { "te_NE",        U_USING_FALLBACK_WARNING, e_te,      { FALSE, TRUE, FALSE }, { TRUE, TRUE, FALSE } },
  { "te_IN_NE",     U_USING_FALLBACK_WARNING, e_te_IN,   { FALSE, FALSE, TRUE }, { TRUE, TRUE, TRUE } },
  { "ne",           U_USING_DEFAULT_WARNING,  e_Root,    { TRUE, FALSE, FALSE }, { TRUE, FALSE, FALSE } }
};

static int32_t bundles_count = sizeof(param) / sizeof(param[0]);


/***************************************************************************************/

/* Array of our test objects */

void addResourceBundleTest(TestNode** root);

void addResourceBundleTest(TestNode** root)
{
    addTest(root, &TestConstruction1, "tsutil/crestst/TestConstruction1");
    addTest(root, &TestOpenDirect, "tsutil/crestst/TestOpenDirect");
    addTest(root, &TestResourceBundles, "tsutil/crestst/TestResourceBundles");
    addTest(root, &TestTable32, "tsutil/crestst/TestTable32");
    addTest(root, &TestFallback, "tsutil/crestst/TestFallback");
    addTest(root, &TestAliasConflict, "tsutil/crestst/TestAliasConflict");
    addTest(root, &TestFileStream, "tsutil/crestst/TestFileStream");
    addTest(root, &TestGetSize, "tsutil/crestst/TestGetSize");
    addTest(root, &TestGetLocaleByType, "tsutil/crestst/TestGetLocaleByType");
    addTest(root, &TestGetKeywordValues, "tsutil/crestst/TestGetKeywordValues");
    addTest(root, &TestGetFunctionalEquivalent, "tsutil/crestst/TestGetFunctionalEquivalent");
}


/***************************************************************************************/
void TestAliasConflict(void) {
    UErrorCode status = U_ZERO_ERROR;
    UResourceBundle *he = NULL;
    UResourceBundle *iw = NULL;
    const UChar *result = NULL;
    int32_t resultLen;

    he = ures_open(NULL, "he", &status);
    iw = ures_open(NULL, "iw", &status);
    if(U_FAILURE(status)) {
        log_err("Failed to get resource with %s\n", myErrorName(status));
    }
    ures_close(iw);
    result = ures_getStringByKey(he, "localPatternChars", &resultLen, &status);
    if(U_FAILURE(status) || result == NULL) {
        log_err("Failed to get resource with %s\n", myErrorName(status));
    }
    ures_close(he);
}


void TestResourceBundles()
{
    testTag("only_in_Root", TRUE, FALSE, FALSE);
    testTag("in_Root_te", TRUE, TRUE, FALSE);
    testTag("in_Root_te_te_IN", TRUE, TRUE, TRUE);
    testTag("in_Root_te_IN", TRUE, FALSE, TRUE);
    testTag("only_in_te", FALSE, TRUE, FALSE);
    testTag("only_in_te_IN", FALSE, FALSE, TRUE);
    testTag("in_te_te_IN", FALSE, TRUE, TRUE);
    testTag("nonexistent", FALSE, FALSE, FALSE);

    log_verbose("Passed:=  %d   Failed=   %d \n", pass, fail);
}

void TestConstruction1()
{
    UResourceBundle *test1 = 0, *test2 = 0;
    const UChar *result1, *result2;
    int32_t resultLen;
    UChar temp[7];

    UErrorCode   err = U_ZERO_ERROR;
    const char* testdatapath ;
    const char*      locale="te_IN";

    log_verbose("Testing ures_open()......\n");


    testdatapath=loadTestData(&err);
    if(U_FAILURE(err))
    {
        log_err("Could not load testdata.dat %s \n",myErrorName(err));
        return;
    }

    test1=ures_open(testdatapath, NULL, &err);
    if(U_FAILURE(err))
    {
        log_err("construction of %s did not succeed :  %s \n",NULL, myErrorName(err));
        return;
    }


    test2=ures_open(testdatapath, locale, &err);
    if(U_FAILURE(err))
    {
        log_err("construction of %s did not succeed :  %s \n",locale, myErrorName(err));
        return;
    }
    result1= ures_getStringByKey(test1, "string_in_Root_te_te_IN", &resultLen, &err);
    result2= ures_getStringByKey(test2, "string_in_Root_te_te_IN", &resultLen, &err);


    if (U_FAILURE(err)) {
        log_err("Something threw an error in TestConstruction(): %s\n", myErrorName(err));
        return;
    }

    u_uastrcpy(temp, "TE_IN");

    if(u_strcmp(result2, temp)!=0)
    {
        int n;

        log_err("Construction test failed for ures_open();\n");
        if(!VERBOSITY)
            log_info("(run verbose for more information)\n");

        log_verbose("\nGot->");
        for(n=0;result2[n];n++)
        {
            log_verbose("%04X ",result2[n]);
        }
        log_verbose("<\n");

        log_verbose("\nWant>");
        for(n=0;temp[n];n++)
        {
            log_verbose("%04X ",temp[n]);
        }
        log_verbose("<\n");

    }

    log_verbose("for string_in_Root_te_te_IN, default.txt had  %s\n", austrdup(result1));
    log_verbose("for string_in_Root_te_te_IN, te_IN.txt had %s\n", austrdup(result2));

    /* Test getVersionNumber*/
    log_verbose("Testing version number\n");
    log_verbose("for getVersionNumber :  %s\n", ures_getVersionNumber(test1));

    ures_close(test1);
    ures_close(test2);
}

/*****************************************************************************/
/*****************************************************************************/

UBool testTag(const char* frag,
           UBool in_Root,
           UBool in_te,
           UBool in_te_IN)
{
    int32_t passNum=pass;

    /* Make array from input params */

    UBool is_in[3];
    const char *NAME[] = { "ROOT", "TE", "TE_IN" };

    /* Now try to load the desired items */
    UResourceBundle* theBundle = NULL;
    char tag[99];
    char action[256];
    UErrorCode status = U_ZERO_ERROR,expected_resource_status = U_ZERO_ERROR;
    UChar* base = NULL;
    UChar* expected_string = NULL;
    const UChar* string = NULL;
    char item_tag[10];
    int32_t i,j;
    int32_t actual_bundle;
    int32_t resultLen;
    const char *testdatapath = loadTestData(&status);

    is_in[0] = in_Root;
    is_in[1] = in_te;
    is_in[2] = in_te_IN;

    strcpy(item_tag, "tag");

    status = U_ZERO_ERROR;
    theBundle = ures_open(testdatapath, "root", &status);
    if(U_FAILURE(status))
    {
        ures_close(theBundle);
        log_err("Couldn't open root bundle in %s", testdatapath);
        return FALSE;
    }
    ures_close(theBundle);
    theBundle = NULL;


    for (i=0; i<bundles_count; ++i)
    {
        strcpy(action,"construction for");
        strcat(action, param[i].name);


        status = U_ZERO_ERROR;

        theBundle = ures_open(testdatapath, param[i].name, &status);
        /*theBundle = ures_open("c:\\icu\\icu\\source\\test\\testdata\\testdata", param[i].name, &status);*/

        CONFIRM_ErrorCode(status,param[i].expected_constructor_status);


        if(i == 5)
            actual_bundle = 0; /* ne -> default */
        else if(i == 3)
            actual_bundle = 1; /* te_NE -> te */
        else if(i == 4)
            actual_bundle = 2; /* te_IN_NE -> te_IN */
        else
            actual_bundle = i;

        expected_resource_status = U_MISSING_RESOURCE_ERROR;
        for (j=e_te_IN; j>=e_Root; --j)
        {
            if (is_in[j] && param[i].inherits[j])
            {

                if(j == actual_bundle) /* it's in the same bundle OR it's a nonexistent=default bundle (5) */
                    expected_resource_status = U_ZERO_ERROR;
                else if(j == 0)
                    expected_resource_status = U_USING_DEFAULT_WARNING;
                else
                    expected_resource_status = U_USING_FALLBACK_WARNING;

                log_verbose("%s[%d]::%s: in<%d:%s> inherits<%d:%s>.  actual_bundle=%s\n",
                            param[i].name, 
                            i,
                            frag,
                            j,
                            is_in[j]?"Yes":"No",
                            j,
                            param[i].inherits[j]?"Yes":"No",
                            param[actual_bundle].name);

                break;
            }
        }

        for (j=param[i].where; j>=0; --j)
        {
            if (is_in[j])
            {
                if(base != NULL) {
                    free(base);
                    base = NULL;
                }

                base=(UChar*)malloc(sizeof(UChar)*(strlen(NAME[j]) + 1));
                u_uastrcpy(base,NAME[j]);

                break;
            }
            else {
                if(base != NULL) {
                    free(base);
                    base = NULL;
                }
                base = (UChar*) malloc(sizeof(UChar) * 1);
                *base = 0x0000;
            }
        }

        /*-------------------------------------------------------------------- */
        /* string */

        strcpy(tag,"string_");
        strcat(tag,frag);

        strcpy(action,param[i].name);
        strcat(action, ".ures_get(" );
        strcat(action,tag);
        strcat(action, ")");

        string=    kERROR;

        status = U_ZERO_ERROR;

        ures_getStringByKey(theBundle, tag, &resultLen, &status);
        if(U_SUCCESS(status))
        {
            status = U_ZERO_ERROR;
            string=ures_getStringByKey(theBundle, tag, &resultLen, &status);
        }

        log_verbose("%s got %d, expected %d\n", action, status, expected_resource_status);

        CONFIRM_ErrorCode(status, expected_resource_status);


        if(U_SUCCESS(status)){
            expected_string=(UChar*)malloc(sizeof(UChar)*(u_strlen(base) + 3));
            u_strcpy(expected_string,base);

        }
        else
        {
            expected_string = (UChar*)malloc(sizeof(UChar)*(u_strlen(kERROR) + 1));
            u_strcpy(expected_string,kERROR);

        }

        CONFIRM_EQ(string, expected_string);

        free(expected_string);
        ures_close(theBundle);
    }
    free(base);
    return (UBool)(passNum == pass);
}

void record_pass()
{
  ++pass;
}

void record_fail()
{
  ++fail;
}

/**
 * Test to make sure that the U_USING_FALLBACK_ERROR and U_USING_DEFAULT_ERROR
 * are set correctly
 */

static void TestFallback()
{
    UErrorCode status = U_ZERO_ERROR;
    UResourceBundle *fr_FR = NULL;
    UResourceBundle *subResource = NULL;
    const UChar *junk; /* ignored */
    int32_t resultLen;

    log_verbose("Opening fr_FR..");
    fr_FR = ures_open(NULL, "fr_FR", &status);
    if(U_FAILURE(status))
    {
        log_err("Couldn't open fr_FR - %d\n", status);
        return;
    }

    status = U_ZERO_ERROR;


    /* clear it out..  just do some calls to get the gears turning */
    junk = ures_getStringByKey(fr_FR, "LocaleID", &resultLen, &status);
    status = U_ZERO_ERROR;
    junk = ures_getStringByKey(fr_FR, "LocaleString", &resultLen, &status);
    status = U_ZERO_ERROR;
    junk = ures_getStringByKey(fr_FR, "LocaleID", &resultLen, &status);
    status = U_ZERO_ERROR;

    /* OK first one. This should be a Default value. */
    subResource = ures_getByKey(fr_FR, "CurrencyMap", NULL, &status);
    if(status != U_USING_DEFAULT_WARNING)
    {
        log_data_err("Expected U_USING_DEFAULT_ERROR when trying to get LocaleScript from fr_FR, got %s\n",
            u_errorName(status));
    }
    ures_close(subResource);
    status = U_ZERO_ERROR;

    /* and this is a Fallback, to fr */
    junk = ures_getStringByKey(fr_FR, "Countries", &resultLen, &status);
    if(status != U_USING_FALLBACK_WARNING)
    {
        log_data_err("Expected U_USING_FALLBACK_ERROR when trying to get Countries from fr_FR, got %s\n", 
            u_errorName(status));
    }

    status = U_ZERO_ERROR;

    ures_close(fr_FR);
}

static void
TestOpenDirect(void) {
    UResourceBundle *translit_index, *item;
    UErrorCode errorCode;

    /*
     * test that ures_openDirect() opens a resource bundle
     * where one can look up its own items but not fallback items
     * from root or similar
     */
    errorCode=U_ZERO_ERROR;
    translit_index=ures_openDirect(NULL, "translit_index", &errorCode);
    if(U_FAILURE(errorCode)) {
        log_err("ures_openDirect(\"translit_index\") failed: %s\n", u_errorName(errorCode));
        return;
    }

    if(0!=uprv_strcmp("translit_index", ures_getLocale(translit_index, &errorCode))) {
        log_err("ures_openDirect(\"translit_index\").getLocale()!=translit_index\n");
    }
    errorCode=U_ZERO_ERROR;

    /* try an item in translit_index, must work */
    item=ures_getByKey(translit_index, "RuleBasedTransliteratorIDs", NULL, &errorCode);
    if(U_FAILURE(errorCode)) {
        log_err("translit_index.getByKey(local key) failed: %s\n", u_errorName(errorCode));
        errorCode=U_ZERO_ERROR;
    } else {
        ures_close(item);
    }

    /* try an item in root, must fail */
    item=ures_getByKey(translit_index, "Languages", NULL, &errorCode);
    if(U_FAILURE(errorCode)) {
        errorCode=U_ZERO_ERROR;
    } else {
        log_err("translit_index.getByKey(root key) succeeded!\n");
        ures_close(item);
    }
    ures_close(translit_index);

    /* now make sure that "translit_index" will not work with ures_open() */
    errorCode=U_ZERO_ERROR;
    translit_index=ures_open(NULL, "translit_index", &errorCode);
    if(U_FAILURE(errorCode) || errorCode==U_USING_DEFAULT_WARNING || errorCode==U_USING_FALLBACK_WARNING) {
        /* falling back to default or root is ok */
        errorCode=U_ZERO_ERROR;
    } else if(0!=uprv_strcmp("translit_INDEX", ures_getLocale(translit_index, &errorCode))) {
        /* Opening this file will work in "files mode" on Windows and the Mac,
           which have case insensitive file systems */
        log_err("ures_open(\"translit_index\") succeeded, should fail! Got: %s\n", u_errorName(errorCode));
    }
    ures_close(translit_index);

    /* ures_openDirect("translit_index_WronG") must fail */
    translit_index=ures_openDirect(NULL, "translit_index_WronG", &errorCode);
    if(U_FAILURE(errorCode)) {
        errorCode=U_ZERO_ERROR;
    } else {
        log_err("ures_openDirect(\"translit_index_WronG\") succeeded, should fail!\n");
    }
    ures_close(translit_index);

    errorCode = U_USING_FALLBACK_WARNING;;
    translit_index=ures_openDirect(NULL, "translit_index", &errorCode);
    if(U_FAILURE(errorCode)) {
        log_err("ures_openDirect(\"translit_index\") failed when U_USING_FALLBACK_WARNING was set prior to call: %s\n", u_errorName(errorCode));
        return;
    }
    ures_close(translit_index);
}

static int32_t
parseTable32Key(const char *key) {
    int32_t number;
    char c;

    number=0;
    while((c=*key++)!=0) {
        number<<=1;
        if(c=='1') {
            number|=1;
        }
    }
    return number;
}

static void
TestTable32(void) {
    static const struct {
        const char *key;
        int32_t number;
    } testcases[]={
        { "ooooooooooooooooo", 0 },
        { "oooooooooooooooo1", 1 },
        { "ooooooooooooooo1o", 2 },
        { "oo11ooo1ooo11111o", 25150 },
        { "oo11ooo1ooo111111", 25151 },
        { "o1111111111111111", 65535 },
        { "1oooooooooooooooo", 65536 },
        { "1ooooooo11o11ooo1", 65969 },
        { "1ooooooo11o11oo1o", 65970 },
        { "1ooooooo111oo1111", 65999 }
    };

    /* ### TODO UResourceBundle staticItem={ 0 }; - need to know the size */
    UResourceBundle *res, *item;
    const UChar *s;
    const char *key;
    UErrorCode errorCode;
    int32_t i, j, number, parsedNumber, length, count;

    errorCode=U_ZERO_ERROR;
    res=ures_open(loadTestData(&errorCode), "testtable32", &errorCode);
    if(U_FAILURE(errorCode)) {
        log_data_err("unable to open testdata/testtable32.res - %s\n", u_errorName(errorCode));
        return;
    }
    if(ures_getType(res)!=URES_TABLE) {
        log_data_err("testdata/testtable32.res has type %d instead of URES_TABLE\n", ures_getType(res));
    }

    count=ures_getSize(res);
    if(count!=66000) {
        log_err("testdata/testtable32.res should have 66000 entries but has %d\n", count);
    }

    /* get the items by index */
    item=NULL;
    for(i=0; i<count; ++i) {
        item=ures_getByIndex(res, i, item, &errorCode);
        if(U_FAILURE(errorCode)) {
            log_err("unable to get item %d of %d in testdata/testtable32.res - %s\n",
                    i, count, u_errorName(errorCode));
            break;
        }

        key=ures_getKey(item);
        parsedNumber=parseTable32Key(key);

        switch(ures_getType(item)) {
        case URES_STRING:
            s=ures_getString(item, &length, &errorCode);
            if(U_FAILURE(errorCode) || s==NULL) {
                log_err("unable to access the string \"%s\" at %d in testdata/testtable32.res - %s\n",
                        key, i, u_errorName(errorCode));
                number=-1;
            } else {
                j=0;
                U16_NEXT(s, j, length, number);
            }
            break;
        case URES_INT:
            number=ures_getInt(item, &errorCode);
            if(U_FAILURE(errorCode)) {
                log_err("unable to access the integer \"%s\" at %d in testdata/testtable32.res - %s\n",
                        key, i, u_errorName(errorCode));
                number=-1;
            }
            break;
        default:
            log_err("unexpected resource type %d for \"%s\" at %d in testdata/testtable32.res - %s\n",
                    ures_getType(item), key, i, u_errorName(errorCode));
            number=-1;
            break;
        }

        if(number>=0 && number!=parsedNumber) {
            log_err("\"%s\" at %d in testdata/testtable32.res has a string/int value of %d, expected %d\n",
                    key, i, number, parsedNumber);
        }
    }

    /* search for some items by key */
    for(i=0; i<LENGTHOF(testcases); ++i) {
        item=ures_getByKey(res, testcases[i].key, item, &errorCode);
        if(U_FAILURE(errorCode)) {
            log_err("unable to find the key \"%s\" in testdata/testtable32.res - %s\n",
                    testcases[i].key, u_errorName(errorCode));
            continue;
        }

        switch(ures_getType(item)) {
        case URES_STRING:
            s=ures_getString(item, &length, &errorCode);
            if(U_FAILURE(errorCode) || s==NULL) {
                log_err("unable to access the string \"%s\" in testdata/testtable32.res - %s\n",
                        testcases[i].key, u_errorName(errorCode));
                number=-1;
            } else {
                j=0;
                U16_NEXT(s, j, length, number);
            }
            break;
        case URES_INT:
            number=ures_getInt(item, &errorCode);
            if(U_FAILURE(errorCode)) {
                log_err("unable to access the integer \"%s\" in testdata/testtable32.res - %s\n",
                        testcases[i].key, u_errorName(errorCode));
                number=-1;
            }
            break;
        default:
            log_err("unexpected resource type %d for \"%s\" in testdata/testtable32.res - %s\n",
                    ures_getType(item), testcases[i].key, u_errorName(errorCode));
            number=-1;
            break;
        }

        if(number>=0 && number!=testcases[i].number) {
            log_err("\"%s\" in testdata/testtable32.res has a string/int value of %d, expected %d\n",
                    testcases[i].key, number, testcases[i].number);
        }

        key=ures_getKey(item);
        if(0!=uprv_strcmp(key, testcases[i].key)) {
            log_err("\"%s\" in testdata/testtable32.res claims to have the key \"%s\"\n",
                    testcases[i].key, key);
        }
    }

    ures_close(item);
    ures_close(res);
}

static void TestFileStream(void){
    int32_t c = 0;
    int32_t c1=0;
    UErrorCode status = U_ZERO_ERROR;
    const char* testdatapath = loadTestData(&status);
    char* fileName = (char*) malloc(uprv_strlen(testdatapath) +10);
    FileStream* stream = NULL;
    /* these should not be closed */
    FileStream* pStdin  = T_FileStream_stdin();
    FileStream* pStdout = T_FileStream_stdout();
    FileStream* pStderr = T_FileStream_stderr();

    const char* testline = "This is a test line";
    int32_t bufLen =uprv_strlen(testline)+10;
    char* buf = (char*) malloc(bufLen);
    int32_t retLen = 0;

    if(pStdin==NULL){
        log_err("failed to get T_FileStream_stdin()");
    }
    if(pStdout==NULL){
        log_err("failed to get T_FileStream_stdout()");
    }
    if(pStderr==NULL){
        log_err("failed to get T_FileStream_stderr()");
    }

    uprv_strcpy(fileName,testdatapath);
    uprv_strcat(fileName,".dat");
    stream = T_FileStream_open(fileName, "r");
    if(stream==NULL){
        log_data_err("T_FileStream_open failed to open %s\n",fileName);
    } else {
      if(!T_FileStream_file_exists(fileName)){
        log_data_err("T_FileStream_file_exists failed to verify existence of %s \n",fileName);
      }
      
      retLen=T_FileStream_read(stream,&c,1);
      if(retLen==0){
        log_data_err("T_FileStream_read failed to read from %s \n",fileName);
      }
      retLen=0;
      T_FileStream_rewind(stream);
      T_FileStream_read(stream,&c1,1);
      if(c!=c1){
        log_data_err("T_FileStream_rewind failed to rewind %s \n",fileName);
      }
      T_FileStream_rewind(stream);
      c1 = T_FileStream_peek(stream);
      if(c!=c1){
        log_data_err("T_FileStream_peek failed to peekd %s \n",fileName);
      }
      c = T_FileStream_getc(stream);
      T_FileStream_ungetc(c,stream);
      if(c!= T_FileStream_getc(stream)){
        log_data_err("T_FileStream_ungetc failed to d %s \n",fileName);
      }
      
      if(T_FileStream_size(stream)<=0){
        log_data_err("T_FileStream_size failed to d %s \n",fileName);
      }
      if(T_FileStream_error(stream)){
        log_data_err("T_FileStream_error shouldn't have an error %s\n",fileName);
      }
      if(!T_FileStream_error(NULL)){
        log_err("T_FileStream_error didn't get an error %s\n",fileName);
      }
      T_FileStream_putc(stream, 0x20);
      if(!T_FileStream_error(stream)){
        /*
          Warning 
          writing to a read-only file may not consistently fail on all platforms
          (e.g. HP-UX, FreeBSD, MacOSX)
        */
        log_verbose("T_FileStream_error didn't get an error when writing to a readonly file %s\n",fileName);
      }

      T_FileStream_close(stream);
    }
    /* test writing function */
    stream=NULL;
    uprv_strcpy(fileName,testdatapath);
    uprv_strcat(fileName,".tmp");
    stream = T_FileStream_open(fileName,"w+");

    if(stream == NULL){
        log_data_err("Could not open %s for writing\n",fileName);
    } else {
      c= '$';
      T_FileStream_putc(stream,c);
      T_FileStream_rewind(stream);
      if(c != T_FileStream_getc(stream)){
        log_data_err("T_FileStream_putc failed %s\n",fileName);
      }

      T_FileStream_rewind(stream);
      T_FileStream_writeLine(stream,testline);
      T_FileStream_rewind(stream);
      T_FileStream_readLine(stream,buf,bufLen);
      if(uprv_strncmp(testline, buf,uprv_strlen(buf))!=0){
        log_data_err("T_FileStream_writeLine failed %s\n",fileName);
      }

      T_FileStream_rewind(stream);
      T_FileStream_write(stream,testline,uprv_strlen(testline));
      T_FileStream_rewind(stream);
      retLen = T_FileStream_read(stream, buf, bufLen);
      if(uprv_strncmp(testline, buf,retLen)!=0){
        log_data_err("T_FileStream_write failed %s\n",fileName);
      }

      T_FileStream_close(stream);
    }
    if(!T_FileStream_remove(fileName)){
        log_data_err("T_FileStream_remove failed to delete %s\n",fileName);
    }


    free(fileName);
    free(buf);

}

static void TestGetSize(void) {
    const struct {
        const char* key;
        int32_t size;
    } test[] = {
        { "zerotest", 1},
        { "one", 1},
        { "importtest", 1},
        { "integerarray", 1},
        { "emptyarray", 0},
        { "emptytable", 0},
        { "emptystring", 1}, /* empty string is still a string */
        { "emptyint", 1}, 
        { "emptybin", 1},
        { "testinclude", 1},
        { "collations", 1}, /* not 2 - there is hidden %%CollationBin */
    };
    
    UErrorCode status = U_ZERO_ERROR;
    
    UResourceBundle *rb = NULL;
    UResourceBundle *res = NULL;
    UResourceBundle *helper = NULL;
    const char* testdatapath = loadTestData(&status);
    int32_t i = 0, j = 0;
    int32_t size = 0;
    
    if(U_FAILURE(status))
    {
        log_err("Could not load testdata.dat %s\n", u_errorName(status));
        return;
    }
    
    rb = ures_open(testdatapath, "testtypes", &status);
    if(U_FAILURE(status))
    {
        log_err("Could not testtypes resource bundle %s\n", u_errorName(status));
        return;
    }
    
    for(i = 0; i < sizeof(test)/sizeof(test[0]); i++) {
        res = ures_getByKey(rb, test[i].key, res, &status);
        if(U_FAILURE(status))
        {
            log_err("Couldn't find the key %s. Error: %s\n", test[i].key, u_errorName(status));
            ures_close(rb);
            return;
        }
        size = ures_getSize(res);
        if(size != test[i].size) {
            log_err("Expected size %i, got size %i for key %s\n", test[i].size, size, test[i].key);
            for(j = 0; j < size; j++) {
                helper = ures_getByIndex(res, j, helper, &status);
                log_err("%s\n", ures_getKey(helper));
            }
        }
    }
    ures_close(helper); 
    ures_close(res);
    ures_close(rb);
}

static void TestGetLocaleByType(void) {
    static const struct {
        const char *requestedLocale;
        const char *resourceKey;
        const char *validLocale;
        const char *actualLocale;
    } test[] = {
        { "te_IN_BLAH", "string_only_in_te_IN", "te_IN", "te_IN" },
        { "te_IN_BLAH", "string_only_in_te", "te_IN", "te" },
        { "te_IN_BLAH", "string_only_in_Root", "te_IN", "root" },
        { "te_IN_BLAH_01234567890_01234567890_01234567890_01234567890_01234567890_01234567890", "array_2d_only_in_Root", "te_IN", "root" },
        { "te_IN_BLAH@currency=euro", "array_2d_only_in_te_IN", "te_IN", "te_IN" },
        { "te_IN_BLAH@collation=phonebook;calendar=thai", "array_2d_only_in_te", "te_IN", "te" }
    };
    
    UErrorCode status = U_ZERO_ERROR;
    
    UResourceBundle *rb = NULL;
    UResourceBundle *res = NULL;
    const char* testdatapath = loadTestData(&status);
    int32_t i = 0;
    const char *locale = NULL;
    
    if(U_FAILURE(status))
    {
        log_err("Could not load testdata.dat %s\n", u_errorName(status));
        return;
    }
    
    for(i = 0; i < sizeof(test)/sizeof(test[0]); i++) {
        rb = ures_open(testdatapath, test[i].requestedLocale, &status);
        if(U_FAILURE(status))
        {
            log_err("Could not open resource bundle %s (error %s)\n", test[i].requestedLocale, u_errorName(status));
            status = U_ZERO_ERROR;
            continue;
        }
        
        res = ures_getByKey(rb, test[i].resourceKey, res, &status);
        if(U_FAILURE(status))
        {
            log_err("Couldn't find the key %s. Error: %s\n", test[i].resourceKey, u_errorName(status));
            ures_close(rb);
            status = U_ZERO_ERROR;
            continue;
        }
        
        locale = ures_getLocaleByType(res, ULOC_REQUESTED_LOCALE, &status);
        if(locale) {
            log_err("Requested locale should return NULL\n");
        }
        locale = ures_getLocaleByType(res, ULOC_VALID_LOCALE, &status);
        if(!locale || strcmp(locale, test[i].validLocale) != 0) {
            log_err("Expected valid locale to be %s. Got %s\n", test[i].requestedLocale, locale);
        }
        locale = ures_getLocaleByType(res, ULOC_ACTUAL_LOCALE, &status);
        if(!locale || strcmp(locale, test[i].actualLocale) != 0) {
            log_err("Expected actual locale to be %s. Got %s\n", test[i].requestedLocale, locale);
        }
        ures_close(rb);
    }
    ures_close(res);
}

static void TestGetKeywordValues(void) {
  UEnumeration *kwVals;
  UBool foundStandard = FALSE;
  UErrorCode status = U_ZERO_ERROR;
  const char *kw;
#if !UCONFIG_NO_COLLATION
  kwVals = ures_getKeywordValues( U_ICUDATA_COLL, "collations", &status);

  log_verbose("Testing getting collation keyword values:\n");
  
  while((kw=uenum_next(kwVals, NULL, &status))) {
    log_verbose("  %s\n", kw);
    if(!strcmp(kw,"standard")) {
      if(foundStandard == FALSE) {
        foundStandard = TRUE;
      } else {
        log_err("'standard' was found twice in the keyword list.\n");
      }
    }
  }
  if(foundStandard == FALSE) {
    log_err("'standard' was not found in the keyword list.\n");
  }
  uenum_close(kwVals);
  if(U_FAILURE(status)) {
    log_err("err %s getting collation values\n", u_errorName(status));
  }
  status = U_ZERO_ERROR;
#endif
  foundStandard = FALSE;
  kwVals = ures_getKeywordValues( "ICUDATA", "calendar", &status);

  log_verbose("Testing getting calendar keyword values:\n");
  
  while((kw=uenum_next(kwVals, NULL, &status))) {
    log_verbose("  %s\n", kw);
    if(!strcmp(kw,"japanese")) {
      if(foundStandard == FALSE) {
        foundStandard = TRUE;
      } else {
        log_err("'japanese' was found twice in the calendar keyword list.\n");
      }
    }
  }
  if(foundStandard == FALSE) {
    log_err("'japanese' was not found in the calendar keyword list.\n");
  }
  uenum_close(kwVals);
  if(U_FAILURE(status)) {
    log_err("err %s getting calendar values\n", u_errorName(status));
  }
}

static void TestGetFunctionalEquivalentOf(const char *path, const char *resName, const char *keyword, UBool truncate, const char *testCases[]) {
  int32_t i;
  for(i=0;testCases[i];i+=3) {
    UBool expectAvail = (testCases[i][0]=='t')?TRUE:FALSE;
    UBool gotAvail = FALSE;
    const char *inLocale = testCases[i+1];
    const char *expectLocale = testCases[i+2];
    char equivLocale[256];
    int32_t len;
    UErrorCode status = U_ZERO_ERROR;
    log_verbose("%d:   %c      %s\texpect %s\n",i/3,  expectAvail?'t':'f', inLocale, expectLocale);
    len = ures_getFunctionalEquivalent(equivLocale, 255, path,
                                       resName, keyword, inLocale,
                                       &gotAvail, truncate, &status);
    if(U_FAILURE(status) || (len <= 0)) {
      log_err("FAIL: got len %d, err %s  on #%d: %c\t%s\t%s\n",  
            len, u_errorName(status),
            i/3,expectAvail?'t':'f', inLocale, expectLocale);
    } else {
      log_verbose("got:  %c   %s\n", expectAvail?'t':'f',equivLocale);
      
      if((gotAvail != expectAvail) || strcmp(equivLocale, expectLocale)) {
      log_err("FAIL: got avail=%c, loc=%s but  expected #%d: %c\t%s\t-> loc=%s\n",  
            gotAvail?'t':'f', equivLocale,
            i/3,
            expectAvail?'t':'f', inLocale, expectLocale);

      }
    }
  }
}

static void TestGetFunctionalEquivalent(void) {
  static const char *collCases[] = {
   /*   avail   locale          equiv   */
        "f",    "de_US_CALIFORNIA",            "de",
        "t",    "zh_TW@collation=stroke",      "zh@collation=stroke",
        "f",    "de_CN@collation=pinyin",      "de",
        "f",    "de_CN@calendar=japanese",     "de",
        "t",    "de@calendar=japanese",        "de",
        "t",    "zh_TW@collation=standard",    "zh@collation=standard",
        "t",    "zh_TW@collation=traditional", "zh@collation=traditional",
        "f",    "zh_CN@collation=standard",    "zh",
        "f",    "zh_CN@collation=traditional", "zh@collation=traditional",
        "t",    "zh@collation=standard",       "zh",
        "t",    "zh@collation=traditional",    "zh@collation=traditional",
        "f",    "hi_IN@collation=direct",      "hi@collation=direct",
        "t",    "hi@collation=standard",      "hi",
        "t",    "hi@collation=direct",      "hi@collation=direct",
        "f",    "hi_AU@collation=direct;currency=CHF;calendar=buddhist",   "hi@collation=direct",
        "f",    "hi_AU@collation=standard;currency=CHF;calendar=buddhist",   "hi",
        NULL
  };

  static const char *calCases[] = {
   /*   avail   locale                       equiv   */
    "t",    "en_US",                         "en@calendar=gregorian",
    "f",    "ja_JP_TOKYO",                   "ja@calendar=gregorian",
    "f",    "ja_JP_TOKYO@calendar=japanese", "ja@calendar=japanese",
    "t",    "sr@calendar=gregorian", "sr@calendar=gregorian",
    "t",    "en", "en@calendar=gregorian",
    NULL
  };
  
#if !UCONFIG_NO_COLLATION
  TestGetFunctionalEquivalentOf(U_ICUDATA_COLL, "collations", "collation", TRUE, collCases);
#endif
  TestGetFunctionalEquivalentOf("ICUDATA", "calendar", "calendar", FALSE, calCases);

#if !UCONFIG_NO_COLLATION
  log_verbose("Testing error conditions:\n");
  {
    char equivLocale[256] = "???";
    int32_t len;
    UErrorCode status = U_ZERO_ERROR;
    UBool gotAvail = FALSE;

    len = ures_getFunctionalEquivalent(equivLocale, 255, U_ICUDATA_COLL,
                                       "calendar", "calendar", "ar_EG@calendar=islamic", 
                                       &gotAvail, FALSE, &status);

    if(status == U_MISSING_RESOURCE_ERROR) {
      log_verbose("PASS: Got expected U_MISSING_RESOURCE_ERROR\n");
    } else {
      log_err("ures_getFunctionalEquivalent  returned locale %s, avail %c, err %s, but expected U_MISSING_RESOURCE_ERROR \n",
              equivLocale, gotAvail?'t':'f', u_errorName(status));
    }
  }
#endif
}