1// © 2016 and later: Unicode, Inc. and others.
2// License & terms of use: http://www.unicode.org/copyright.html
3/********************************************************************
4 * COPYRIGHT:
5 * Copyright (c) 1997-2015, International Business Machines Corporation and
6 * others. All Rights Reserved.
7 ********************************************************************/
8
9#ifndef _NUMBERFORMATROUNDTRIPTEST_
10#define _NUMBERFORMATROUNDTRIPTEST_
11
12#include "unicode/utypes.h"
13
14#if !UCONFIG_NO_FORMATTING
15
16#include "unicode/numfmt.h"
17#include "unicode/fmtable.h"
18#include "intltest.h"
19
20/**
21 * Performs round-trip tests for NumberFormat
22 **/
23class NumberFormatRoundTripTest : public IntlTest {
24
25    // IntlTest override
26    void runIndexedTest( int32_t index, UBool exec, const char* &name, char* par );
27public:
28
29    static UBool verbose;
30    static UBool STRING_COMPARE;
31    static UBool EXACT_NUMERIC_COMPARE;
32    static UBool DEBUG_VAR;
33    static double MAX_ERROR;
34    static double max_numeric_error;
35    static double min_numeric_error;
36
37
38    void start(void);
39
40    void test(NumberFormat *fmt);
41    void test(NumberFormat *fmt, double value);
42    void test(NumberFormat *fmt, int32_t value);
43    void test(NumberFormat *fmt, const Formattable& value);
44
45    static double randomDouble(double range);
46    static double proportionalError(const Formattable& a, const Formattable& b);
47    static UnicodeString& typeOf(const Formattable& n, UnicodeString& result);
48    static UnicodeString& escape(UnicodeString& s);
49
50    static inline UBool
51    isDouble(const Formattable& n)
52    { return (n.getType() == Formattable::kDouble); }
53
54    static inline UBool
55    isLong(const Formattable& n)
56    { return (n.getType() == Formattable::kLong); }
57
58    /*
59     * Return a random uint32_t
60     **/
61    static uint32_t randLong();
62
63    /**
64     * Return a random double 0 <= x < 1.0
65     **/
66    static double randFraction()
67    {
68        return (double)randLong() / (double)0xFFFFFFFF;
69    }
70
71protected:
72    UBool failure(UErrorCode status, const char* msg, UBool possibleDataError=FALSE);
73
74};
75
76#endif /* #if !UCONFIG_NO_FORMATTING */
77
78#endif // _NUMBERFORMATROUNDTRIPTEST_
79//eof
80