[apple/icu.git] / icuSources / test / cintltst / chashtst.c

/*
*******************************************************************************
*   Copyright (C) 2000, International Business Machines
*   Corporation and others.  All Rights Reserved.
*******************************************************************************
*   Date        Name        Description
*   03/22/00    aliu        Creation.
*   07/13/00    Madhu       Added more tests 
*******************************************************************************
*/

#include "cintltst.h"
#include "uhash.h"
#include "unicode/ctest.h"
#include "unicode/ustring.h"
#include "cstring.h"

/**********************************************************************
 * Prototypes
 *********************************************************************/

static void TestBasic(void);
static void TestOtherAPI(void);

static int32_t U_EXPORT2 U_CALLCONV hashChars(const UHashTok key);

static UBool U_EXPORT2 U_CALLCONV isEqualChars(const UHashTok key1, const UHashTok key2);

static void _put(UHashtable* hash,
                 const char* key,
                 int32_t value,
                 int32_t expectedOldValue);

static void _get(UHashtable* hash,
          const char* key,
          int32_t expectedValue);

static void _remove(UHashtable* hash,
             const char* key,
             int32_t expectedValue);

void addHashtableTest(TestNode** root);

/**********************************************************************
 * UHashTok wrapper functions
 *********************************************************************/

static UBool
_compareChars(void* a, void* b) {
    UHashTok s, t;
    s.pointer = a;
    t.pointer = b;
    return uhash_compareChars(s, t);
}

static UBool
_compareIChars(void* a, void* b) {
    UHashTok s, t;
    s.pointer = a;
    t.pointer = b;
    return uhash_compareIChars(s, t);
}

static UBool
_compareUChars(void* a, void* b) {
    UHashTok s, t;
    s.pointer = a;
    t.pointer = b;
    return uhash_compareUChars(s, t);
}

static UBool
_compareLong(int32_t a, int32_t b) {
    UHashTok s, t;
    s.integer = a;
    t.integer = b;
    return uhash_compareLong(s, t);
}

/**********************************************************************
 * FW Registration
 *********************************************************************/

void addHashtableTest(TestNode** root) {
   
    addTest(root, &TestBasic,   "tsutil/chashtst/TestBasic");
    addTest(root, &TestOtherAPI, "tsutil/chashtst/TestOtherAPI");
    
}

/**********************************************************************
 * Test Functions
 *********************************************************************/

static void TestBasic(void) {
    const char one[4] =   {0x6F, 0x6E, 0x65, 0}; /* "one" */
    const char one2[4] =  {0x6F, 0x6E, 0x65, 0}; /* Get around compiler optimizations */
    const char two[4] =   {0x74, 0x77, 0x6F, 0}; /* "two" */
    const char three[6] = {0x74, 0x68, 0x72, 0x65, 0x65, 0}; /* "three" */
    const char omega[6] = {0x6F, 0x6D, 0x65, 0x67, 0x61, 0}; /* "omega" */
    UErrorCode status = U_ZERO_ERROR;
    UHashtable *hash;

    hash = uhash_open(hashChars, isEqualChars,  &status);
    if (U_FAILURE(status)) {
        log_err("FAIL: uhash_open failed with %s and returned 0x%08x\n",
                u_errorName(status), hash);
        return;
    }
    if (hash == NULL) {
        log_err("FAIL: uhash_open returned NULL\n");
        return;
    }
    log_verbose("Ok: uhash_open returned 0x%08X\n", hash);

    _put(hash, one, 1, 0);
    _put(hash, omega, 24, 0);
    _put(hash, two, 2, 0);
    _put(hash, three, 3, 0);
    _put(hash, one, -1, 1);
    _put(hash, two, -2, 2);
    _put(hash, omega, 48, 24);
    _put(hash, one, 100, -1);
    _get(hash, three, 3);
    _remove(hash, two, -2);
    _get(hash, two, 0);
    _get(hash, one, 100);
    _put(hash, two, 200, 0);
    _get(hash, omega, 48);
    _get(hash, two, 200);

    if(_compareChars((void*)one, (void*)three) == TRUE ||
        _compareChars((void*)one, (void*)one2) != TRUE ||
        _compareChars((void*)one, (void*)one) != TRUE ||
        _compareChars((void*)one, NULL) == TRUE  )  {
        log_err("FAIL: compareChars failed\n");
    }
    if(_compareIChars((void*)one, (void*)three) == TRUE ||
        _compareIChars((void*)one, (void*)one) != TRUE ||
        _compareIChars((void*)one, (void*)one2) != TRUE ||
        _compareIChars((void*)one, NULL) == TRUE  )  {
        log_err("FAIL: compareIChars failed\n");
    }
     
    uhash_close(hash);

}

static void TestOtherAPI(void){
    
    UErrorCode status = U_ZERO_ERROR;
    UHashtable *hash;

    /* Use the correct type when cast to void * */
    const UChar one[4]   = {0x006F, 0x006E, 0x0065, 0}; /* L"one" */
    const UChar one2[4]  = {0x006F, 0x006E, 0x0065, 0}; /* Get around compiler optimizations */
    const UChar two[4]   = {0x0074, 0x0077, 0x006F, 0}; /* L"two" */
    const UChar two2[4]  = {0x0074, 0x0077, 0x006F, 0}; /* L"two" */
    const UChar three[6] = {0x0074, 0x0068, 0x0072, 0x0065, 0x0065, 0}; /* L"three" */
    const UChar four[6]  = {0x0066, 0x006F, 0x0075, 0x0072, 0}; /* L"four" */
    const UChar five[6]  = {0x0066, 0x0069, 0x0076, 0x0065, 0}; /* L"five" */
    const UChar five2[6] = {0x0066, 0x0069, 0x0076, 0x0065, 0}; /* L"five" */

    hash = uhash_open(uhash_hashUChars, uhash_compareUChars,  &status);
    if (U_FAILURE(status)) {
        log_err("FAIL: uhash_open failed with %s and returned 0x%08x\n",
                u_errorName(status), hash);
        return;
    }
    if (hash == NULL) {
        log_err("FAIL: uhash_open returned NULL\n");
        return;
    }
    log_verbose("Ok: uhash_open returned 0x%08X\n", hash);

    uhash_put(hash, (void*)one, (void*)1, &status);
    if(uhash_count(hash) != 1){
         log_err("FAIL: uhas_count() failed. Expected: 1, Got: %d\n", uhash_count(hash));
     }
    uhash_put(hash, (void*)two, (void*)2, &status);
    uhash_put(hash, (void*)three, (void*)3, &status);
    uhash_put(hash, (void*)four, (void*)4, &status);
    uhash_put(hash, (void*)five, (void*)5, &status);
    
    if(uhash_count(hash) != 5){
        log_err("FAIL: uhas_count() failed. Expected: 5, Got: %d\n", uhash_count(hash));
    }
    
    if((int32_t)uhash_get(hash, (void*)two2) != 2){
        log_err("FAIL: uhash_get failed\n");
    }
    
    if((int32_t)uhash_remove(hash, (void*)five2) != 5){
        log_err("FAIL: uhash_remove() failed\n");
    }
    if(uhash_count(hash) != 4){
        log_err("FAIL: uhas_count() failed. Expected: 4, Got: %d\n", uhash_count(hash));
    }

    uhash_put(hash, (void*)one, NULL, &status);
    if(uhash_count(hash) != 3){
        log_err("FAIL: uhash_put() with value=NULL didn't remove the key value pair\n");
    }
    status=U_ILLEGAL_ARGUMENT_ERROR;
    uhash_put(hash, (void*)one, (void*)1, &status);
    if(uhash_count(hash) != 3){
        log_err("FAIL: uhash_put() with value!=NULL should fail when status != U_ZERO_ERROR \n");
    }
    
    status=U_ZERO_ERROR;
    uhash_put(hash, (void*)one, (void*)1, &status);
    if(uhash_count(hash) != 4){
        log_err("FAIL: uhash_put() with value!=NULL didn't replace the key value pair\n");
    }

    if(_compareUChars((void*)one, (void*)two) == TRUE ||
        _compareUChars((void*)one, (void*)one) != TRUE ||
        _compareUChars((void*)one, (void*)one2) != TRUE ||
        _compareUChars((void*)one, NULL) == TRUE  )  {
        log_err("FAIL: compareUChars failed\n");
    }
   
    uhash_removeAll(hash);
    if(uhash_count(hash) != 0){
        log_err("FAIL: uhas_count() failed. Expected: 0, Got: %d\n", uhash_count(hash));
    }

    uhash_setKeyComparator(hash, uhash_compareLong);
    uhash_setKeyHasher(hash, uhash_hashLong);
    uhash_iput(hash, 1001, (void*)1, &status);
    uhash_iput(hash, 1002, (void*)2, &status);
    uhash_iput(hash, 1003, (void*)3, &status);
    if(_compareLong(1001, 1002) == TRUE ||
        _compareLong(1001, 1001) != TRUE ||
        _compareLong(1001, 0) == TRUE  )  {
        log_err("FAIL: compareLong failed\n");
    }
    /*set the resize policy to just GROW and SHRINK*/
         /*how to test this??*/
    uhash_setResizePolicy(hash, U_GROW_AND_SHRINK);
    uhash_iput(hash, 1004, (void*)4, &status);
    uhash_iput(hash, 1005, (void*)5, &status);
    uhash_iput(hash, 1006, (void*)6, &status);
    if(uhash_count(hash) != 6){
        log_err("FAIL: uhash_count() failed. Expected: 6, Got: %d\n", uhash_count(hash));
    }
    if((int32_t)uhash_iremove(hash, 1004) != 4){
        log_err("FAIL: uhash_remove failed\n");
    }
    if((int32_t)uhash_iremove(hash, 1004) != 0){
        log_err("FAIL: uhash_remove failed\n");
    }
    uhash_close(hash);

}
/**********************************************************************
 * uhash Callbacks
 *********************************************************************/

/**
 * This hash function is designed to collide a lot to test key equality
 * resolution.  It only uses the first char.
 */
static int32_t U_EXPORT2 U_CALLCONV hashChars(const UHashTok key) {
    return *(const char*) key.pointer;
}

static UBool U_EXPORT2 U_CALLCONV isEqualChars(const UHashTok key1, const UHashTok key2) {
    return (UBool)((key1.pointer != NULL) &&
        (key2.pointer != NULL) &&
        (uprv_strcmp((const char*)key1.pointer, (const char*)key2.pointer) == 0));
}

/**********************************************************************
 * Wrapper Functions
 *********************************************************************/

static void _put(UHashtable* hash,
          const char* key,
          int32_t value,
          int32_t expectedOldValue) {
    UErrorCode status = U_ZERO_ERROR;
    int32_t oldValue = (int32_t)
        uhash_put(hash, (void*) key, (void*) value, &status);
    if (U_FAILURE(status)) {
        log_err("FAIL: uhash_put(%s) failed with %s and returned %ld\n",
                key, u_errorName(status), oldValue);
    } else if (oldValue != expectedOldValue) {
        log_err("FAIL: uhash_put(%s) returned old value %ld; expected %ld\n",
                key, oldValue, expectedOldValue);
    } else {
        log_verbose("Ok: uhash_put(%s, %d) returned old value %ld\n",
                    key, value, oldValue);
    }
}

static void _get(UHashtable* hash,
          const char* key,
          int32_t expectedValue) {
    UErrorCode status = U_ZERO_ERROR;
    int32_t value = (int32_t) uhash_get(hash, key);
    if (U_FAILURE(status)) {
        log_err("FAIL: uhash_get(%s) failed with %s and returned %ld\n",
                key, u_errorName(status), value);
    } else if (value != expectedValue) {
        log_err("FAIL: uhash_get(%s) returned %ld; expected %ld\n",
                key, value, expectedValue);
    } else {
        log_verbose("Ok: uhash_get(%s) returned value %ld\n",
                    key, value);
    }
}

static void _remove(UHashtable* hash,
             const char* key,
             int32_t expectedValue) {
    int32_t value = (int32_t) uhash_remove(hash, key);
    if (value != expectedValue) {
        log_err("FAIL: uhash_remove(%s) returned %ld; expected %ld\n",
                key, value, expectedValue);
    } else {
        log_verbose("Ok: uhash_remove(%s) returned old value %ld\n",
                    key, value);
    }
}
Commit	Line	Data
b75a7d8f A	1	/*
	2	*******************************************************************************
	3	* Copyright (C) 2000, International Business Machines
	4	* Corporation and others. All Rights Reserved.
	5	*******************************************************************************
	6	* Date Name Description
	7	* 03/22/00 aliu Creation.
	8	* 07/13/00 Madhu Added more tests
	9	*******************************************************************************
	10	*/
	11
	12	#include "cintltst.h"
	13	#include "uhash.h"
	14	#include "unicode/ctest.h"
	15	#include "unicode/ustring.h"
	16	#include "cstring.h"
	17
	18	/**********************************************************************
	19	* Prototypes
	20	*********************************************************************/
	21
	22	static void TestBasic(void);
	23	static void TestOtherAPI(void);
	24
	25	static int32_t U_EXPORT2 U_CALLCONV hashChars(const UHashTok key);
	26
	27	static UBool U_EXPORT2 U_CALLCONV isEqualChars(const UHashTok key1, const UHashTok key2);
	28
	29	static void _put(UHashtable* hash,
	30	const char* key,
	31	int32_t value,
	32	int32_t expectedOldValue);
	33
	34	static void _get(UHashtable* hash,
	35	const char* key,
	36	int32_t expectedValue);
	37
	38	static void _remove(UHashtable* hash,
	39	const char* key,
	40	int32_t expectedValue);
	41
	42	void addHashtableTest(TestNode** root);
	43
	44	/**********************************************************************
	45	* UHashTok wrapper functions
	46	*********************************************************************/
	47
	48	static UBool
	49	_compareChars(void* a, void* b) {
	50	UHashTok s, t;
	51	s.pointer = a;
	52	t.pointer = b;
	53	return uhash_compareChars(s, t);
	54	}
	55
	56	static UBool
	57	_compareIChars(void* a, void* b) {
	58	UHashTok s, t;
	59	s.pointer = a;
	60	t.pointer = b;
	61	return uhash_compareIChars(s, t);
	62	}
	63
	64	static UBool
65	_compareUChars(void* a, void* b) {
66	UHashTok s, t;
67	s.pointer = a;
68	t.pointer = b;
69	return uhash_compareUChars(s, t);
70	}
71
72	static UBool
73	_compareLong(int32_t a, int32_t b) {
74	UHashTok s, t;
75	s.integer = a;
76	t.integer = b;
77	return uhash_compareLong(s, t);
78	}
79
80	/**********************************************************************
81	* FW Registration
82	*********************************************************************/
83
84	void addHashtableTest(TestNode** root) {
85
86	addTest(root, &TestBasic, "tsutil/chashtst/TestBasic");
87	addTest(root, &TestOtherAPI, "tsutil/chashtst/TestOtherAPI");
88
89	}
90
91	/**********************************************************************
92	* Test Functions
93	*********************************************************************/
94
95	static void TestBasic(void) {
96	const char one[4] = {0x6F, 0x6E, 0x65, 0}; /* "one" */
97	const char one2[4] = {0x6F, 0x6E, 0x65, 0}; /* Get around compiler optimizations */
98	const char two[4] = {0x74, 0x77, 0x6F, 0}; /* "two" */
99	const char three[6] = {0x74, 0x68, 0x72, 0x65, 0x65, 0}; /* "three" */
100	const char omega[6] = {0x6F, 0x6D, 0x65, 0x67, 0x61, 0}; /* "omega" */
101	UErrorCode status = U_ZERO_ERROR;
102	UHashtable *hash;
103
104	hash = uhash_open(hashChars, isEqualChars, &status);
105	if (U_FAILURE(status)) {
106	log_err("FAIL: uhash_open failed with %s and returned 0x%08x\n",
107	u_errorName(status), hash);
108	return;
109	}
110	if (hash == NULL) {
111	log_err("FAIL: uhash_open returned NULL\n");
112	return;
113	}
114	log_verbose("Ok: uhash_open returned 0x%08X\n", hash);
115
116	_put(hash, one, 1, 0);
117	_put(hash, omega, 24, 0);
118	_put(hash, two, 2, 0);
119	_put(hash, three, 3, 0);
120	_put(hash, one, -1, 1);
121	_put(hash, two, -2, 2);
122	_put(hash, omega, 48, 24);
123	_put(hash, one, 100, -1);
124	_get(hash, three, 3);
125	_remove(hash, two, -2);
126	_get(hash, two, 0);
127	_get(hash, one, 100);
128	_put(hash, two, 200, 0);
129	_get(hash, omega, 48);
130	_get(hash, two, 200);
131
132	if(_compareChars((void)one, (void)three) == TRUE \|\|
133	_compareChars((void)one, (void)one2) != TRUE \|\|
134	_compareChars((void)one, (void)one) != TRUE \|\|
135	_compareChars((void*)one, NULL) == TRUE ) {
136	log_err("FAIL: compareChars failed\n");
137	}
138	if(_compareIChars((void)one, (void)three) == TRUE \|\|
139	_compareIChars((void)one, (void)one) != TRUE \|\|
140	_compareIChars((void)one, (void)one2) != TRUE \|\|
141	_compareIChars((void*)one, NULL) == TRUE ) {
142	log_err("FAIL: compareIChars failed\n");
143	}
144
145	uhash_close(hash);
146
147	}
148
149	static void TestOtherAPI(void){
150
151	UErrorCode status = U_ZERO_ERROR;
152	UHashtable *hash;
153
154	/* Use the correct type when cast to void * */
155	const UChar one[4] = {0x006F, 0x006E, 0x0065, 0}; /* L"one" */
156	const UChar one2[4] = {0x006F, 0x006E, 0x0065, 0}; /* Get around compiler optimizations */
157	const UChar two[4] = {0x0074, 0x0077, 0x006F, 0}; /* L"two" */
158	const UChar two2[4] = {0x0074, 0x0077, 0x006F, 0}; /* L"two" */
159	const UChar three[6] = {0x0074, 0x0068, 0x0072, 0x0065, 0x0065, 0}; /* L"three" */
160	const UChar four[6] = {0x0066, 0x006F, 0x0075, 0x0072, 0}; /* L"four" */
161	const UChar five[6] = {0x0066, 0x0069, 0x0076, 0x0065, 0}; /* L"five" */
162	const UChar five2[6] = {0x0066, 0x0069, 0x0076, 0x0065, 0}; /* L"five" */
163
164	hash = uhash_open(uhash_hashUChars, uhash_compareUChars, &status);
165	if (U_FAILURE(status)) {
166	log_err("FAIL: uhash_open failed with %s and returned 0x%08x\n",
167	u_errorName(status), hash);
168	return;
169	}
170	if (hash == NULL) {
171	log_err("FAIL: uhash_open returned NULL\n");
172	return;
173	}
174	log_verbose("Ok: uhash_open returned 0x%08X\n", hash);
175
176	uhash_put(hash, (void)one, (void)1, &status);
177	if(uhash_count(hash) != 1){
178	log_err("FAIL: uhas_count() failed. Expected: 1, Got: %d\n", uhash_count(hash));
179	}
180	uhash_put(hash, (void)two, (void)2, &status);
181	uhash_put(hash, (void)three, (void)3, &status);
182	uhash_put(hash, (void)four, (void)4, &status);
183	uhash_put(hash, (void)five, (void)5, &status);
184
185	if(uhash_count(hash) != 5){
186	log_err("FAIL: uhas_count() failed. Expected: 5, Got: %d\n", uhash_count(hash));
187	}
188
189	if((int32_t)uhash_get(hash, (void*)two2) != 2){
190	log_err("FAIL: uhash_get failed\n");
191	}
192
193	if((int32_t)uhash_remove(hash, (void*)five2) != 5){
194	log_err("FAIL: uhash_remove() failed\n");
195	}
196	if(uhash_count(hash) != 4){
197	log_err("FAIL: uhas_count() failed. Expected: 4, Got: %d\n", uhash_count(hash));
198	}
199
200	uhash_put(hash, (void*)one, NULL, &status);
201	if(uhash_count(hash) != 3){
202	log_err("FAIL: uhash_put() with value=NULL didn't remove the key value pair\n");
203	}
204	status=U_ILLEGAL_ARGUMENT_ERROR;
205	uhash_put(hash, (void)one, (void)1, &status);
206	if(uhash_count(hash) != 3){
207	log_err("FAIL: uhash_put() with value!=NULL should fail when status != U_ZERO_ERROR \n");
208	}
209
210	status=U_ZERO_ERROR;
211	uhash_put(hash, (void)one, (void)1, &status);
212	if(uhash_count(hash) != 4){
213	log_err("FAIL: uhash_put() with value!=NULL didn't replace the key value pair\n");
214	}
215
216	if(_compareUChars((void)one, (void)two) == TRUE \|\|
217	_compareUChars((void)one, (void)one) != TRUE \|\|
218	_compareUChars((void)one, (void)one2) != TRUE \|\|
219	_compareUChars((void*)one, NULL) == TRUE ) {
220	log_err("FAIL: compareUChars failed\n");
221	}
222
223	uhash_removeAll(hash);
224	if(uhash_count(hash) != 0){
225	log_err("FAIL: uhas_count() failed. Expected: 0, Got: %d\n", uhash_count(hash));
226	}
227
228	uhash_setKeyComparator(hash, uhash_compareLong);
229	uhash_setKeyHasher(hash, uhash_hashLong);
230	uhash_iput(hash, 1001, (void*)1, &status);
231	uhash_iput(hash, 1002, (void*)2, &status);
232	uhash_iput(hash, 1003, (void*)3, &status);
233	if(_compareLong(1001, 1002) == TRUE \|\|
234	_compareLong(1001, 1001) != TRUE \|\|
235	_compareLong(1001, 0) == TRUE ) {
236	log_err("FAIL: compareLong failed\n");
237	}
238	/set the resize policy to just GROW and SHRINK/
239	/how to test this??/
240	uhash_setResizePolicy(hash, U_GROW_AND_SHRINK);
241	uhash_iput(hash, 1004, (void*)4, &status);
242	uhash_iput(hash, 1005, (void*)5, &status);
243	uhash_iput(hash, 1006, (void*)6, &status);
244	if(uhash_count(hash) != 6){
245	log_err("FAIL: uhash_count() failed. Expected: 6, Got: %d\n", uhash_count(hash));
246	}
247	if((int32_t)uhash_iremove(hash, 1004) != 4){
248	log_err("FAIL: uhash_remove failed\n");
249	}
250	if((int32_t)uhash_iremove(hash, 1004) != 0){
251	log_err("FAIL: uhash_remove failed\n");
252	}
253	uhash_close(hash);
254
255	}
256	/**********************************************************************
257	* uhash Callbacks
258	*********************************************************************/
259
260	/**
261	* This hash function is designed to collide a lot to test key equality
262	* resolution. It only uses the first char.
263	*/
264	static int32_t U_EXPORT2 U_CALLCONV hashChars(const UHashTok key) {
265	return (const char) key.pointer;
266	}
267
268	static UBool U_EXPORT2 U_CALLCONV isEqualChars(const UHashTok key1, const UHashTok key2) {
269	return (UBool)((key1.pointer != NULL) &&
270	(key2.pointer != NULL) &&
271	(uprv_strcmp((const char)key1.pointer, (const char)key2.pointer) == 0));
272	}
273
274	/**********************************************************************
275	* Wrapper Functions
276	*********************************************************************/
277
278	static void _put(UHashtable* hash,
279	const char* key,
280	int32_t value,
281	int32_t expectedOldValue) {
282	UErrorCode status = U_ZERO_ERROR;
283	int32_t oldValue = (int32_t)
284	uhash_put(hash, (void) key, (void) value, &status);
285	if (U_FAILURE(status)) {
286	log_err("FAIL: uhash_put(%s) failed with %s and returned %ld\n",
287	key, u_errorName(status), oldValue);
288	} else if (oldValue != expectedOldValue) {
289	log_err("FAIL: uhash_put(%s) returned old value %ld; expected %ld\n",
290	key, oldValue, expectedOldValue);
291	} else {
292	log_verbose("Ok: uhash_put(%s, %d) returned old value %ld\n",
293	key, value, oldValue);
294	}
295	}
296
297	static void _get(UHashtable* hash,
298	const char* key,
299	int32_t expectedValue) {
300	UErrorCode status = U_ZERO_ERROR;
301	int32_t value = (int32_t) uhash_get(hash, key);
302	if (U_FAILURE(status)) {
303	log_err("FAIL: uhash_get(%s) failed with %s and returned %ld\n",
304	key, u_errorName(status), value);
305	} else if (value != expectedValue) {
306	log_err("FAIL: uhash_get(%s) returned %ld; expected %ld\n",
307	key, value, expectedValue);
308	} else {
309	log_verbose("Ok: uhash_get(%s) returned value %ld\n",
310	key, value);
311	}
312	}
313
314	static void _remove(UHashtable* hash,
315	const char* key,
316	int32_t expectedValue) {
317	int32_t value = (int32_t) uhash_remove(hash, key);
318	if (value != expectedValue) {
319	log_err("FAIL: uhash_remove(%s) returned %ld; expected %ld\n",
320	key, value, expectedValue);
321	} else {
322	log_verbose("Ok: uhash_remove(%s) returned old value %ld\n",
323	key, value);
324	}
325	}