1// © 2016 and later: Unicode, Inc. and others.
2// License & terms of use: http://www.unicode.org/copyright.html#License
3/*****************************************************************************************
4 *
5 *   Copyright (C) 1996-2009, International Business Machines
6 *   Corporation and others.  All Rights Reserved.
7 **/
8/**
9 * Port From:   JDK 1.4b1 : java.text.Format.IntlTestNumberFormatAPI
10 * Source File: java/text/format/IntlTestNumberFormatAPI.java
11 **/
12
13/*
14    @test 1.4 98/03/06
15    @summary test International Number Format API
16*/
17
18package com.ibm.icu.dev.test.format;
19
20import java.math.BigInteger;
21import java.text.FieldPosition;
22import java.text.ParseException;
23import java.text.ParsePosition;
24import java.util.Locale;
25
26import org.junit.Test;
27import org.junit.runner.RunWith;
28import org.junit.runners.JUnit4;
29
30import com.ibm.icu.dev.test.TestFmwk;
31import com.ibm.icu.text.NumberFormat;
32import com.ibm.icu.util.ULocale;
33
34@RunWith(JUnit4.class)
35public class IntlTestNumberFormatAPI extends TestFmwk
36{
37    // This test checks various generic API methods in DecimalFormat to achieve 100% API coverage.
38    @Test
39    public void TestAPI()
40    {
41        logln("NumberFormat API test---"); logln("");
42        Locale.setDefault(Locale.ENGLISH);
43
44        // ======= Test constructors
45
46        logln("Testing NumberFormat constructors");
47
48        NumberFormat def = NumberFormat.getInstance();
49
50        NumberFormat fr = NumberFormat.getInstance(Locale.FRENCH);
51
52        NumberFormat cur = NumberFormat.getCurrencyInstance();
53
54        NumberFormat cur_fr = NumberFormat.getCurrencyInstance(Locale.FRENCH);
55
56        NumberFormat per = NumberFormat.getPercentInstance();
57
58        NumberFormat per_fr = NumberFormat.getPercentInstance(Locale.FRENCH);
59
60        NumberFormat integer = NumberFormat.getIntegerInstance();
61
62        NumberFormat int_fr = NumberFormat.getIntegerInstance(Locale.FRENCH);
63
64        //Fix "The variable is never used" compilation warnings
65        logln("Currency : " + cur.format(1234.5));
66        logln("Percent : " + per.format(1234.5));
67        logln("Integer : " + integer.format(1234.5));
68        logln("Int_fr : " + int_fr.format(1234.5));
69
70        // ======= Test equality
71
72        logln("Testing equality operator");
73
74        if( per_fr.equals(cur_fr) ) {
75            errln("ERROR: == failed");
76        }
77
78        // ======= Test various format() methods
79
80        logln("Testing various format() methods");
81
82//        final double d = -10456.0037; // this appears as -10456.003700000001 on NT
83//        final double d = -1.04560037e-4; // this appears as -1.0456003700000002E-4 on NT
84        final double d = -10456.00370000000000; // this works!
85        final long l = 100000000;
86
87        String res1 = new String();
88        String res2 = new String();
89        StringBuffer res3 = new StringBuffer();
90        StringBuffer res4 = new StringBuffer();
91        StringBuffer res5 = new StringBuffer();
92        StringBuffer res6 = new StringBuffer();
93        FieldPosition pos1 = new FieldPosition(0);
94        FieldPosition pos2 = new FieldPosition(0);
95        FieldPosition pos3 = new FieldPosition(0);
96        FieldPosition pos4 = new FieldPosition(0);
97
98        res1 = cur_fr.format(d);
99        logln( "" + d + " formatted to " + res1);
100
101        res2 = cur_fr.format(l);
102        logln("" + l + " formatted to " + res2);
103
104        res3 = cur_fr.format(d, res3, pos1);
105        logln( "" + d + " formatted to " + res3);
106
107        res4 = cur_fr.format(l, res4, pos2);
108        logln("" + l + " formatted to " + res4);
109
110        res5 = cur_fr.format(d, res5, pos3);
111        logln("" + d + " formatted to " + res5);
112
113        res6 = cur_fr.format(l, res6, pos4);
114        logln("" + l + " formatted to " + res6);
115
116
117        // ======= Test parse()
118
119        logln("Testing parse()");
120
121//        String text = new String("-10,456.0037");
122        String text = new String("-10456,0037");
123        ParsePosition pos = new ParsePosition(0);
124        ParsePosition pos01 = new ParsePosition(0);
125        double d1 = ((Number)fr.parseObject(text, pos)).doubleValue();
126        if(d1 != d) {
127            errln("ERROR: Roundtrip failed (via parse()) for " + text);
128        }
129        logln(text + " parsed into " + d1);
130
131        double d2 = fr.parse(text, pos01).doubleValue();
132        if(d2 != d) {
133            errln("ERROR: Roundtrip failed (via parse()) for " + text);
134        }
135        logln(text + " parsed into " + d2);
136
137        double d3 = 0;
138        try {
139            d3 = fr.parse(text).doubleValue();
140        }
141        catch (ParseException e) {
142            errln("ERROR: parse() failed");
143        }
144        if(d3 != d) {
145            errln("ERROR: Roundtrip failed (via parse()) for " + text);
146        }
147        logln(text + " parsed into " + d3);
148
149
150        // ======= Test getters and setters
151
152        logln("Testing getters and setters");
153
154        final Locale[] locales = NumberFormat.getAvailableLocales();
155        long count = locales.length;
156        logln("Got " + count + " locales" );
157        for(int i = 0; i < count; i++) {
158            String name;
159            name = locales[i].getDisplayName();
160            logln(name);
161        }
162
163        fr.setParseIntegerOnly( def.isParseIntegerOnly() );
164        if(fr.isParseIntegerOnly() != def.isParseIntegerOnly() ) {
165                errln("ERROR: setParseIntegerOnly() failed");
166        }
167
168        fr.setGroupingUsed( def.isGroupingUsed() );
169        if(fr.isGroupingUsed() != def.isGroupingUsed() ) {
170                errln("ERROR: setGroupingUsed() failed");
171        }
172
173        fr.setMaximumIntegerDigits( def.getMaximumIntegerDigits() );
174        if(fr.getMaximumIntegerDigits() != def.getMaximumIntegerDigits() ) {
175                errln("ERROR: setMaximumIntegerDigits() failed");
176        }
177
178        fr.setMinimumIntegerDigits( def.getMinimumIntegerDigits() );
179        if(fr.getMinimumIntegerDigits() != def.getMinimumIntegerDigits() ) {
180                errln("ERROR: setMinimumIntegerDigits() failed");
181        }
182
183        fr.setMaximumFractionDigits( def.getMaximumFractionDigits() );
184        if(fr.getMaximumFractionDigits() != def.getMaximumFractionDigits() ) {
185                errln("ERROR: setMaximumFractionDigits() failed");
186        }
187
188        fr.setMinimumFractionDigits( def.getMinimumFractionDigits() );
189        if(fr.getMinimumFractionDigits() != def.getMinimumFractionDigits() ) {
190                errln("ERROR: setMinimumFractionDigits() failed");
191        }
192
193        // ======= Test getStaticClassID()
194
195//        logln("Testing instanceof()");
196
197//        try {
198//            NumberFormat test = new DecimalFormat();
199
200//            if (! (test instanceof DecimalFormat)) {
201//                errln("ERROR: instanceof failed");
202//            }
203//        }
204//        catch (Exception e) {
205//            errln("ERROR: Couldn't create a DecimalFormat");
206//        }
207    }
208
209    // Jitterbug 4451, for coverage
210    @Test
211    public void TestCoverage(){
212        class StubNumberFormat extends NumberFormat{
213            /**
214             * For serialization
215             */
216            private static final long serialVersionUID = 3768385020503005993L;
217            public void run(){
218                String p = NumberFormat.getPattern(ULocale.getDefault().toLocale(),0);
219                if (!p.equals(NumberFormat.getPattern(ULocale.getDefault(),0))){
220                    errln("NumberFormat.getPattern(Locale, int) should delegate to (ULocale,)");
221                }
222            }
223            @Override
224            public StringBuffer format(double number, StringBuffer toAppendTo, FieldPosition pos) {return null;}
225            @Override
226            public StringBuffer format(long number, StringBuffer toAppendTo, FieldPosition pos) {return null;}
227            @Override
228            public StringBuffer format(BigInteger number, StringBuffer toAppendTo, FieldPosition pos) {return null;}
229            @Override
230            public StringBuffer format(java.math.BigDecimal number, StringBuffer toAppendTo, FieldPosition pos) {return null;}
231            @Override
232            public StringBuffer format(com.ibm.icu.math.BigDecimal number, StringBuffer toAppendTo, FieldPosition pos) {return null;}
233            @Override
234            public Number parse(String text, ParsePosition parsePosition) {return null;}
235        }
236        new StubNumberFormat().run();
237    }
238}
239