1 /*
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  3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  4  *
  5  * This code is free software; you can redistribute it and/or modify it
  6  * under the terms of the GNU General Public License version 2 only, as
  7  * published by the Free Software Foundation.
  8  *
  9  * This code is distributed in the hope that it will be useful, but WITHOUT
 10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 12  * version 2 for more details (a copy is included in the LICENSE file that
 13  * accompanied this code).
 14  *
 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  */
 23 
 24 /**
 25  * @test
 26  * @bug 4122840 4135202 4408066 4838107 8008577
 27  * @summary test NumberFormat
 28  * @library /java/text/testlib
 29  * @modules java.base/sun.util.resources
 30  *          jdk.localedata
 31  * @compile -XDignore.symbol.file NumberTest.java
 32  * @run main/othervm -Djava.locale.providers=COMPAT,SPI NumberTest
 33  */
 34 
 35 import java.util.*;
 36 import java.text.*;
 37 import sun.util.resources.LocaleData;
 38 
 39 public class NumberTest extends IntlTest
 40 {
 41     public static void main(String[] args) throws Exception {
 42         new NumberTest().run(args);
 43     }
 44 
 45     // Test pattern handling
 46     public void TestPatterns()
 47     {
 48     DecimalFormatSymbols sym = DecimalFormatSymbols.getInstance(Locale.US);
 49     String pat[]    = { "#.#", "#.", ".#", "#" };
 50     String newpat[] = { "#0.#", "#0.", "#.0", "#" };
 51     String num[]    = { "0",   "0.", ".0", "0" };
 52     for (int i=0; i<pat.length; ++i)
 53     {
 54         DecimalFormat fmt = new DecimalFormat(pat[i], sym);
 55         String newp = fmt.toPattern();
 56         if (!newp.equals(newpat[i]))
 57         errln("FAIL: Pattern " + pat[i] + " should transmute to " + newpat[i] +
 58               "; " + newp + " seen instead");
 59 
 60         String s = fmt.format(0);
 61         if (!s.equals(num[i]))
 62         {
 63         errln("FAIL: Pattern " + pat[i] + " should format zero as " + num[i] +
 64               "; " + s + " seen instead");
 65         logln("Min integer digits = " + fmt.getMinimumIntegerDigits());
 66         }
 67     }
 68     }
 69 
 70     // Test exponential pattern
 71     public void TestExponential() {
 72         DecimalFormatSymbols sym = DecimalFormatSymbols.getInstance(Locale.US);
 73         String pat[] = { "0.####E0", "00.000E00", "##0.####E000", "0.###E0;[0.###E0]"  };
 74         double val[] = { 0.01234, 123456789, 1.23e300, -3.141592653e-271 };
 75         long lval[] = { 0, -1, 1, 123456789 };
 76         String valFormat[] = {
 77                 "1.234E-2", "1.2346E8", "1.23E300", "-3.1416E-271",
 78                 "12.340E-03", "12.346E07", "12.300E299", "-31.416E-272",
 79                 "12.34E-003", "123.4568E006", "1.23E300", "-314.1593E-273",
 80                 "1.234E-2", "1.235E8", "1.23E300", "[3.142E-271]"
 81         };
 82         String lvalFormat[] = {
 83                 "0E0", "-1E0", "1E0", "1.2346E8",
 84                 "00.000E00", "-10.000E-01", "10.000E-01", "12.346E07",
 85                 "0E000", "-1E000", "1E000", "123.4568E006",
 86                 "0E0", "[1E0]", "1E0", "1.235E8"
 87         };
 88         double valParse[] = {
 89                 0.01234, 123460000, 1.23E300, -3.1416E-271,
 90                 0.01234, 123460000, 1.23E300, -3.1416E-271,
 91                 0.01234, 123456800, 1.23E300, -3.141593E-271,
 92                 0.01234, 123500000, 1.23E300, -3.142E-271,
 93         };
 94         long lvalParse[] = {
 95                 0, -1, 1, 123460000,
 96                 0, -1, 1, 123460000,
 97                 0, -1, 1, 123456800,
 98                 0, -1, 1, 123500000,
 99         };
100         int ival = 0, ilval = 0;
101         for (int p=0; p<pat.length; ++p) {
102             DecimalFormat fmt = new DecimalFormat(pat[p], sym);
103             logln("Pattern \"" + pat[p] + "\" -toPattern-> \"" +
104                   fmt.toPattern() + '"');
105 
106             for (int v=0; v<val.length; ++v) {
107                 String s = fmt.format(val[v]);
108                 logln(" Format " + val[v] + " -> " + escape(s));
109                 if (!s.equals(valFormat[v+ival])) {
110                     errln("FAIL: Expected " + valFormat[v+ival] +
111                           ", got " + s +
112                           ", pattern=" + fmt.toPattern());
113                 }
114 
115                 ParsePosition pos = new ParsePosition(0);
116                 Number a = fmt.parse(s, pos);
117                 if (pos.getIndex() == s.length()) {
118                     logln(" Parse -> " + a);
119                     if (a.doubleValue() != valParse[v+ival]) {
120                         errln("FAIL: Expected " + valParse[v+ival] +
121                               ", got " + a.doubleValue() +
122                               ", pattern=" + fmt.toPattern());
123                     }
124                 } else {
125                     errln(" FAIL: Partial parse (" + pos.getIndex() +
126                           " chars) -> " + a);
127                 }
128             }
129             for (int v=0; v<lval.length; ++v) {
130                 String s = fmt.format(lval[v]);
131                 logln(" Format " + lval[v] + "L -> " + escape(s));
132                 if (!s.equals(lvalFormat[v+ilval])) {
133                     errln("ERROR: Expected " + lvalFormat[v+ilval] +
134                           ", got " + s +
135                           ", pattern=" + fmt.toPattern());
136                 }
137 
138                 ParsePosition pos = new ParsePosition(0);
139                 Number a = fmt.parse(s, pos);
140                 if (pos.getIndex() == s.length()) {
141                     logln(" Parse -> " + a);
142                     if (a.longValue() != lvalParse[v+ilval]) {
143                         errln("FAIL: Expected " + lvalParse[v+ilval] +
144                               ", got " + a +
145                               ", pattern=" + fmt.toPattern());
146                     }
147                 } else {
148                     errln(" FAIL: Partial parse (" + pos.getIndex() +
149                           " chars) -> " + a);
150                 }
151             }
152             ival += val.length;
153             ilval += lval.length;
154         }
155     }
156 
157     // Test the handling of quotes
158     public void TestQuotes()
159     {
160     String pat;
161     DecimalFormatSymbols sym = DecimalFormatSymbols.getInstance(Locale.US);
162     DecimalFormat fmt = new DecimalFormat(pat = "a'fo''o'b#", sym);
163     String s = fmt.format(123);
164     logln("Pattern \"" + pat + "\"");
165     logln(" Format 123 -> " + escape(s));
166     if (!s.equals("afo'ob123")) errln("FAIL: Expected afo'ob123");
167 
168     fmt = new DecimalFormat(pat = "a''b#", sym);
169     s = fmt.format(123);
170     logln("Pattern \"" + pat + "\"");
171     logln(" Format 123 -> " + escape(s));
172     if (!s.equals("a'b123")) errln("FAIL: Expected a'b123");
173     }
174 
175     // Test the use of the currency sign
176     public void TestCurrencySign()
177     {
178     DecimalFormatSymbols sym = DecimalFormatSymbols.getInstance(Locale.US);
179     DecimalFormat fmt = new DecimalFormat("\u00A4#,##0.00;-\u00A4#,##0.00", sym);
180     // Can't test this properly until currency API goes public
181     // DecimalFormatSymbols sym = fmt.getDecimalFormatSymbols();
182 
183     String s = fmt.format(1234.56);
184     logln("Pattern \"" + fmt.toPattern() + "\"");
185     logln(" Format " + 1234.56 + " -> " + escape(s));
186     if (!s.equals("$1,234.56")) errln("FAIL: Expected $1,234.56");
187     s = fmt.format(-1234.56);
188     logln(" Format " + -1234.56 + " -> " + escape(s));
189     if (!s.equals("-$1,234.56")) errln("FAIL: Expected -$1,234.56");
190 
191     fmt = new DecimalFormat("\u00A4\u00A4 #,##0.00;\u00A4\u00A4 -#,##0.00", sym);
192     s = fmt.format(1234.56);
193     logln("Pattern \"" + fmt.toPattern() + "\"");
194     logln(" Format " + 1234.56 + " -> " + escape(s));
195     if (!s.equals("USD 1,234.56")) errln("FAIL: Expected USD 1,234.56");
196     s = fmt.format(-1234.56);
197     logln(" Format " + -1234.56 + " -> " + escape(s));
198     if (!s.equals("USD -1,234.56")) errln("FAIL: Expected USD -1,234.56");
199     }
200     static String escape(String s)
201     {
202     StringBuffer buf = new StringBuffer();
203     char HEX[] = { '0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F' };
204     for (int i=0; i<s.length(); ++i)
205     {
206         char c = s.charAt(i);
207         if (c <= (char)0x7F) buf.append(c);
208         else
209         {
210         buf.append("\\U");
211         buf.append(HEX[(c & 0xF000) >> 12]);
212         buf.append(HEX[(c & 0x0F00) >> 8]);
213         buf.append(HEX[(c & 0x00F0) >> 4]);
214         buf.append(HEX[c & 0x000F]);
215         }
216     }
217     return buf.toString();
218     }
219 
220     // Test simple currency format
221     // Bug 4024941; this code used to throw a NumberFormat exception
222     public void TestCurrency() {
223         NumberFormat currencyFmt =
224                 NumberFormat.getCurrencyInstance(Locale.CANADA_FRENCH);
225         String s = currencyFmt.format(1.50);
226         logln("Un pauvre ici a..........." + s);
227         if (!s.equals("1,50 $")) {
228             errln("FAIL: Expected 1,50 $; got " + s + "; "+ dumpFmt(currencyFmt));
229         }
230         currencyFmt = NumberFormat.getCurrencyInstance(Locale.GERMANY);
231         s = currencyFmt.format(1.50);
232         logln("Un pauvre en Allemagne a.." + s);
233         if (!s.equals("1,50 \u20AC")) {
234             errln("FAIL: Expected 1,50 \u20AC; got " + s + "; " + dumpFmt(currencyFmt));
235         }
236         currencyFmt = NumberFormat.getCurrencyInstance(Locale.FRANCE);
237         s = currencyFmt.format(1.50);
238         logln("Un pauvre en France a....." + s);
239         if (!s.equals("1,50 \u20AC")) {
240             errln("FAIL: Expected 1,50 \u20AC; got " + s + "; " + dumpFmt(currencyFmt));
241         }
242     }
243 
244     String dumpFmt(NumberFormat numfmt) {
245         DecimalFormat fmt = (DecimalFormat)numfmt;
246         StringBuffer buf = new StringBuffer();
247         buf.append("pattern \"");
248         buf.append(fmt.toPattern());
249         buf.append("\", currency \"");
250         buf.append(fmt.getDecimalFormatSymbols().getCurrencySymbol());
251         buf.append("\"");
252         return buf.toString();
253     }
254 
255     // Test numeric parsing
256     // Bug 4059870
257     public void TestParse()
258     {
259     String arg = "0";
260     java.text.DecimalFormat format = new java.text.DecimalFormat("00");
261     try {
262         Number n = format.parse(arg);
263         logln("parse(" + arg + ") = " + n);
264         if (n.doubleValue() != 0.0) errln("FAIL: Expected 0");
265     } catch (Exception e) { errln("Exception caught: " + e); }
266     }
267 
268     // Test rounding
269     public void TestRounding487() {
270         NumberFormat nf = NumberFormat.getInstance(Locale.US);
271         roundingTest(nf, 0.00159999, 4, "0.0016");
272         roundingTest(nf, 0.00995,  4, "0.01");
273         roundingTest(nf, 12.7995,  3, "12.8");
274         roundingTest(nf, 12.4999,  0, "12");
275         roundingTest(nf, -19.5,  0, "-20");
276     }
277 
278     void roundingTest(NumberFormat nf, double x, int maxFractionDigits, String expected) {
279         nf.setMaximumFractionDigits(maxFractionDigits);
280         String out = nf.format(x);
281         logln("" + x + " formats with " + maxFractionDigits + " fractional digits to " + out);
282         if (!out.equals(expected)) {
283             errln("FAIL: Expected " + expected + ", got " + out);
284         }
285     }
286 
287     /**
288      * Bug 4135202
289      * DecimalFormat should recognize not only Latin digits 0-9 (\u0030-\u0039)
290      * but also various other ranges of Unicode digits, such as Arabic
291      * digits \u0660-\u0669 and Devanagari digits \u0966-\u096F, to name
292      * a couple.
293      * @see java.lang.Character#isDigit(char)
294      */
295     public void TestUnicodeDigits() {
296         char[] zeros = {
297             0x0030, // ISO-LATIN-1 digits ('0' through '9')
298             0x0660, // Arabic-Indic digits
299             0x06F0, // Extended Arabic-Indic digits
300             0x0966, // Devanagari digits
301             0x09E6, // Bengali digits
302             0x0A66, // Gurmukhi digits
303             0x0AE6, // Gujarati digits
304             0x0B66, // Oriya digits
305             0x0BE6, // Tamil digits
306             0x0C66, // Telugu digits
307             0x0CE6, // Kannada digits
308             0x0D66, // Malayalam digits
309             0x0E50, // Thai digits
310             0x0ED0, // Lao digits
311             0x0F20, // Tibetan digits
312             0xFF10, // Fullwidth digits
313         };
314         NumberFormat format = NumberFormat.getInstance();
315         for (int i=0; i<zeros.length; ++i) {
316             char zero = zeros[i];
317             StringBuffer buf = new StringBuffer();
318             buf.append((char)(zero+3));
319             buf.append((char)(zero+1));
320             buf.append((char)(zero+4));
321             int n = -1;
322             try {
323                 n = format.parse(buf.toString()).intValue();
324             }
325             catch (ParseException e) { n = -2; }
326             if (n != 314)
327                 errln("Can't parse Unicode " + Integer.toHexString(zero) + " as digit (" + n + ")");
328             else
329                 logln("Parse digit " + Integer.toHexString(zero) + " ok");
330         }
331     }
332 
333     /**
334      * Bug 4122840
335      * Make sure that the currency symbol is not hard-coded in any locale.
336      */
337     public void TestCurrencySubstitution() {
338         final String SYM = "<currency>";
339         final String INTL_SYM = "<intl.currency>";
340         Locale[] locales = NumberFormat.getAvailableLocales();
341         for (int i=0; i<locales.length; ++i) {
342             NumberFormat nf = NumberFormat.getCurrencyInstance(locales[i]);
343             if (nf instanceof DecimalFormat) {
344                 DecimalFormat df = (DecimalFormat)nf;
345                 String genericPos = df.format(1234.5678);
346                 String genericNeg = df.format(-1234.5678);
347                 DecimalFormatSymbols sym = df.getDecimalFormatSymbols();
348                 sym.setCurrencySymbol(SYM);
349                 sym.setInternationalCurrencySymbol(INTL_SYM);
350                 // We have to make a new DecimalFormat from scratch in order
351                 // to make the new symbols 'take'.  This may be a bug or
352                 // design flaw in DecimalFormat.
353                 String[] patterns = LocaleData.getBundle("sun.text.resources.FormatData", locales[i])
354                                               .getStringArray("NumberPatterns");
355                 df = new DecimalFormat(patterns[1 /*CURRENCYSTYLE*/], sym);
356                 String customPos = df.format(1234.5678);
357                 String customNeg = df.format(-1234.5678);
358                 if (genericPos.equals(customPos) || genericNeg.equals(customNeg)) {
359                     errln("FAIL: " + locales[i] +
360                           " not using currency symbol substitution: " + genericPos);
361                 }
362                 else {
363                     if (customPos.indexOf(SYM) >= 0) {
364                         if (customNeg.indexOf(INTL_SYM) >= 0)
365                             errln("Fail: Positive and negative patterns use different symbols");
366                         else
367                             logln("Ok: " + locales[i] +
368                                   " uses currency symbol: " + genericPos +
369                                   ", " + customPos);
370                     }
371                     else if (customPos.indexOf(INTL_SYM) >= 0) {
372                         if (customNeg.indexOf(SYM) >= 0)
373                             errln("Fail: Positive and negative patterns use different symbols");
374                         else
375                             logln("Ok: " + locales[i] +
376                                   " uses intl. currency symbol: " + genericPos +
377                                   ", " + customPos);
378                     }
379                     else {
380                         errln("FAIL: " + locales[i] +
381                               " contains no currency symbol (impossible!)");
382                     }
383                 }
384             }
385             else logln("Skipping " + locales[i] + "; not a DecimalFormat");
386         }
387     }
388 
389     public void TestIntegerFormat() throws ParseException {
390         NumberFormat format = NumberFormat.getIntegerInstance(Locale.GERMANY);
391 
392         float[] formatInput = { 12345.67f, -12345.67f, -0, 0 };
393         String[] formatExpected = { "12.346", "-12.346", "0", "0" };
394 
395         for (int i = 0; i < formatInput.length; i++) {
396             String result = format.format(formatInput[i]);
397             if (!result.equals(formatExpected[i])) {
398                 errln("FAIL: Expected " + formatExpected[i] + ", got " + result);
399             }
400         }
401 
402         String[] parseInput = { "0", "-0", "12.345,67", "-12.345,67" };
403         float[] parseExpected = { 0, 0, 12345, -12345 };
404 
405         for (int i = 0; i < parseInput.length; i++) {
406             float result = format.parse(parseInput[i]).floatValue();
407             if (result != parseExpected[i]) {
408                 errln("FAIL: Expected " + parseExpected[i] + ", got " + result);
409             }
410         }
411     }
412 }