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1/*
2 ****************************************************************************
3 * Copyright (c) 1997-2004, International Business Machines Corporation and *
4 * others. All Rights Reserved. *
5 ****************************************************************************
6 */
7
8#include "unicode/utypes.h"
9
10#if !UCONFIG_NO_FORMATTING
11
12#include "unicode/utmscale.h"
13
14#include "cintltst.h"
15
16#include <stdlib.h>
17#include <time.h>
18
19#define LOOP_COUNT 10000
20
21static void TestAPI(void);
22static void TestData(void);
23static void TestMonkey(void);
24
25void addUtmsTest(TestNode** root);
26
27void addUtmsTest(TestNode** root)
28{
29 addTest(root, &TestAPI, "tsformat/utmstest/TestAPI");
30 addTest(root, &TestData, "tsformat/utmstest/TestData");
31 addTest(root, &TestMonkey, "tsformat/utmstest/TestMonkey");
32}
33
34/**
35 * Return a random int64_t where U_INT64_MIN <= ran <= U_INT64_MAX.
36 */
37static uint64_t randomInt64(void)
38{
39 int64_t ran = 0;
40 int32_t i;
41 static UBool initialized = FALSE;
42
43 if (!initialized) {
44 srand((unsigned)time(NULL));
45 initialized = TRUE;
46 }
47
48 /* Assume rand has at least 12 bits of precision */
49 for (i = 0; i < sizeof(ran); i += 1) {
50 ((char*)&ran)[i] = (char)((rand() & 0x0FF0) >> 4);
51 }
52
53 return ran;
54}
55
56static int64_t ranInt;
57static int64_t ranMin;
58static int64_t ranMax;
59
60static void initRandom(int64_t min, int64_t max)
61{
62 uint64_t interval = max - min;
63
64 ranMin = min;
65 ranMax = max;
66 ranInt = 0;
67
68 if (interval < U_INT64_MIN) {
69 ranInt = interval;
70 }
71}
72
73static int64_t randomInRange(void)
74{
75 int64_t value;
76
77 if (ranInt != 0) {
78 value = randomInt64() % ranInt;
79
80 if (value < 0) {
81 value = -value;
82 }
83
84 value += ranMin;
85 } else {
86 do {
87 value = randomInt64();
88 } while (value < ranMin || value > ranMax);
89 }
90
91 return value;
92}
93
94static void roundTripTest(int64_t value, int32_t scale)
95{
96 UErrorCode status = U_ZERO_ERROR;
97 int64_t rt = utmscale_toInt64(utmscale_fromInt64(value, scale, &status), scale, &status);
98
99 if (rt != value) {
100 log_err("Round-trip error: time scale = %d, value = %lld, round-trip = %lld.\n", scale, value, rt);
101 }
102}
103
104static void toLimitTest(int64_t toLimit, int64_t fromLimit, int32_t scale)
105{
106 UErrorCode status = U_ZERO_ERROR;
107 int64_t result = utmscale_toInt64(toLimit, scale, &status);
108
109 if (result != fromLimit) {
110 log_err("toLimit failure: scale = %d, toLimit = %lld , utmscale_toInt64(toLimit, scale, &status) = %lld, fromLimit = %lld.\n",
111 scale, toLimit, result, fromLimit);
112 }
113}
114
115static void epochOffsetTest(int64_t epochOffset, int64_t units, int32_t scale)
116{
117 UErrorCode status = U_ZERO_ERROR;
118 int64_t universal = 0;
119 int64_t universalEpoch = epochOffset * units;
120 int64_t local = utmscale_toInt64(universalEpoch, scale, &status);
121
122 if (local != 0) {
123 log_err("utmscale_toInt64(epochOffset, scale, &status): scale = %d epochOffset = %lld, result = %lld.\n", scale, epochOffset, local);
124 }
125
126 local = utmscale_toInt64(0, scale, &status);
127
128 if (local != -epochOffset) {
129 log_err("utmscale_toInt64(0, scale): scale = %d, result = %lld.\n", scale, local);
130 }
131
132 universal = utmscale_fromInt64(-epochOffset, scale, &status);
133
134 if (universal != 0) {
135 log_err("from(-epochOffest, scale): scale = %d, epochOffset = %lld, result = %lld.\n", scale, epochOffset, universal);
136 }
137
138 universal = utmscale_fromInt64(0, scale, &status);
139
140 if (universal != universalEpoch) {
141 log_err("utmscale_fromInt64(0, scale): scale = %d, result = %lld.\n", scale, universal);
142 }
143}
144
145static void TestEpochOffsets(void)
146{
147 UErrorCode status = U_ZERO_ERROR;
148 int32_t scale;
149
150 for (scale = 0; scale < UDTS_MAX_SCALE; scale += 1) {
151 int64_t units = utmscale_getTimeScaleValue(scale, UTSV_UNITS_VALUE, &status);
152 int64_t epochOffset = utmscale_getTimeScaleValue(scale, UTSV_EPOCH_OFFSET_VALUE, &status);
153
154 epochOffsetTest(epochOffset, units, scale);
155 }
156}
157
158static void TestFromLimits(void)
159{
160 UErrorCode status = U_ZERO_ERROR;
161 int32_t scale;
162
163 for (scale = 0; scale < UDTS_MAX_SCALE; scale += 1) {
164 int64_t fromMin = utmscale_getTimeScaleValue(scale, UTSV_FROM_MIN_VALUE, &status);
165 int64_t fromMax = utmscale_getTimeScaleValue(scale, UTSV_FROM_MAX_VALUE, &status);
166
167 roundTripTest(fromMin, scale);
168 roundTripTest(fromMax, scale);
169 }
170}
171
172static void TestToLimits(void)
173{
174 UErrorCode status = U_ZERO_ERROR;
175 int32_t scale;
176
177 for (scale = 0; scale < UDTS_MAX_SCALE; scale += 1) {
178 int64_t fromMin = utmscale_getTimeScaleValue(scale, UTSV_FROM_MIN_VALUE, &status);
179 int64_t fromMax = utmscale_getTimeScaleValue(scale, UTSV_FROM_MAX_VALUE, &status);
180 int64_t toMin = utmscale_getTimeScaleValue(scale, UTSV_TO_MIN_VALUE, &status);
181 int64_t toMax = utmscale_getTimeScaleValue(scale, UTSV_TO_MAX_VALUE, &status);
182
183 toLimitTest(toMin, fromMin, scale);
184 toLimitTest(toMax, fromMax, scale);
185 }
186}
187
188static void TestFromInt64(void)
189{
190 int32_t scale;
191 int64_t result;
192 UErrorCode status = U_ZERO_ERROR;
193
194 result = utmscale_fromInt64(0, -1, &status);
195 if (status != U_ILLEGAL_ARGUMENT_ERROR) {
196 log_err("utmscale_fromInt64(0, -1, status) did not set status to U_ILLEGAL_ARGUMENT_ERROR.\n");
197 }
198
199 for (scale = 0; scale < UDTS_MAX_SCALE; scale += 1) {
200 int64_t fromMin, fromMax;
201
202 status = U_ZERO_ERROR;
203 fromMin = utmscale_getTimeScaleValue(scale, UTSV_FROM_MIN_VALUE, &status);
204 fromMax = utmscale_getTimeScaleValue(scale, UTSV_FROM_MAX_VALUE, &status);
205
206 status = U_ZERO_ERROR;
207 result = utmscale_fromInt64(0, scale, &status);
208 if (status == U_ILLEGAL_ARGUMENT_ERROR) {
209 log_err("utmscale_fromInt64(0, %d, &status) generated U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
210 }
211
212 status = U_ZERO_ERROR;
213 result = utmscale_fromInt64(fromMin, scale, &status);
214 if (status == U_ILLEGAL_ARGUMENT_ERROR) {
215 log_err("utmscale_fromInt64(fromMin, %d, &status) generated U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
216 }
217
218 if (fromMin > U_INT64_MIN) {
219 status = U_ZERO_ERROR;
220 result = utmscale_fromInt64(fromMin - 1, scale, &status);
221 if (status != U_ILLEGAL_ARGUMENT_ERROR) {
222 log_err("utmscale_fromInt64(fromMin - 1, %d, &status) did not generate U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
223 }
224 }
225
226 status = U_ZERO_ERROR;
227 result = utmscale_fromInt64(fromMax, scale, &status);
228 if (status == U_ILLEGAL_ARGUMENT_ERROR) {
229 log_err("utmscale_fromInt64(fromMax, %d, &status) generated U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
230 }
231
232 if (fromMax < U_INT64_MAX) {
233 status = U_ZERO_ERROR;
234 result = utmscale_fromInt64(fromMax + 1, scale, &status);
235 if (status != U_ILLEGAL_ARGUMENT_ERROR) {
236 log_err("utmscale_fromInt64(fromMax + 1, %d, &status) didn't generate U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
237 }
238 }
239 }
240
241 status = U_ZERO_ERROR;
242 result = utmscale_fromInt64(0, UDTS_MAX_SCALE, &status);
243 if (status != U_ILLEGAL_ARGUMENT_ERROR) {
244 log_err("utmscale_fromInt64(0, UDTS_MAX_SCALE, &status) did not generate U_ILLEGAL_ARGUMENT_ERROR.\n");
245 }
246}
247
248static void TestToInt64(void)
249{
250 int32_t scale;
251 int64_t result;
252 UErrorCode status = U_ZERO_ERROR;
253
254 result = utmscale_toInt64(0, -1, &status);
255 if (status != U_ILLEGAL_ARGUMENT_ERROR) {
256 log_err("utmscale_toInt64(0, -1, &status) did not generate U_ILLEGAL_ARGUMENT_ERROR.\n");
257 }
258
259 for (scale = 0; scale < UDTS_MAX_SCALE; scale += 1) {
260 int64_t toMin, toMax;
261
262 status = U_ZERO_ERROR;
263 toMin = utmscale_getTimeScaleValue(scale, UTSV_TO_MIN_VALUE, &status);
264 toMax = utmscale_getTimeScaleValue(scale, UTSV_TO_MAX_VALUE, &status);
265
266 status = U_ZERO_ERROR;
267 result = utmscale_toInt64(0, scale, &status);
268 if (status == U_ILLEGAL_ARGUMENT_ERROR) {
269 log_err("utmscale_toInt64(0, %d, &status) generated U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
270 }
271
272 status = U_ZERO_ERROR;
273 result = utmscale_toInt64(toMin, scale, &status);
274 if (status == U_ILLEGAL_ARGUMENT_ERROR) {
275 log_err("utmscale_toInt64(toMin, %d, &status) generated U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
276 }
277
278 if (toMin > U_INT64_MIN) {
279 status = U_ZERO_ERROR;
280 result = utmscale_toInt64(toMin - 1, scale, &status);
281 if (status != U_ILLEGAL_ARGUMENT_ERROR) {
282 log_err("utmscale_toInt64(toMin - 1, %d, &status) did not generate U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
283 }
284 }
285
286
287 status = U_ZERO_ERROR;
288 result = utmscale_toInt64(toMax, scale, &status);
289 if (status == U_ILLEGAL_ARGUMENT_ERROR) {
290 log_err("utmscale_toInt64(toMax, %d, &status) generated U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
291 }
292
293 if (toMax < U_INT64_MAX) {
294 status = U_ZERO_ERROR;
295 result = utmscale_toInt64(toMax + 1, scale, &status);
296 if (status != U_ILLEGAL_ARGUMENT_ERROR) {
297 log_err("utmscale_toInt64(toMax + 1, %d, &status) did not generate U_ILLEGAL_ARGUMENT_ERROR.\n", scale);
298 }
299 }
300 }
301
302 status = U_ZERO_ERROR;
303 result = utmscale_toInt64(0, UDTS_MAX_SCALE, &status);
304 if (status != U_ILLEGAL_ARGUMENT_ERROR) {
305 log_err("utmscale_toInt64(0, UDTS_MAX_SCALE, &status) did not generate U_ILLEGAL_ARGUMENT_ERROR.\n");
306 }
307}
308
309static void TestAPI(void)
310{
311 TestFromInt64();
312 TestToInt64();
313}
314
315static void TestData(void)
316{
317 TestEpochOffsets();
318 TestFromLimits();
319 TestToLimits();
320}
321
322static void TestMonkey(void)
323{
324 int32_t scale;
325 UErrorCode status = U_ZERO_ERROR;
326
327 for (scale = 0; scale < UDTS_MAX_SCALE; scale += 1) {
328 int64_t fromMin = utmscale_getTimeScaleValue(scale, UTSV_FROM_MIN_VALUE, &status);
329 int64_t fromMax = utmscale_getTimeScaleValue(scale, UTSV_FROM_MAX_VALUE, &status);
330 int32_t i;
331
332 initRandom(fromMin, fromMax);
333
334 for (i = 0; i < LOOP_COUNT; i += 1) {
335 int64_t value = randomInRange();
336
337 roundTripTest(value, scale);
338 }
339 }
340}
341
342#endif /* #if !UCONFIG_NO_FORMATTING */