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ICU-11913 Port Test11913() from Java. Big Decimal formatting w more than 309 digits.

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X-SVN-Rev: 41371
This commit is contained in:
Andy Heninger 2018-05-13 01:07:24 +00:00
parent a1c0ac5b14
commit a6da272f2d
2 changed files with 14 additions and 0 deletions
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13
icu4c/source/test/intltest/numfmtst.cpp
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@ -27,6 +27,7 @@
#include "textfile.h"
#include "tokiter.h"
#include "charstr.h"
#include "cstr.h"
#include "putilimp.h"
#include "winnmtst.h"
#include <cmath>
@ -680,6 +681,7 @@ void NumberFormatTest::runIndexedTest( int32_t index, UBool exec, const char* &n
TESTCASE_AUTO(Test13148_ParseGroupingSeparators);
TESTCASE_AUTO(Test12753_PatternDecimalPoint);
TESTCASE_AUTO(Test11647_PatternCurrencySymbols);
TESTCASE_AUTO(Test11913_BigDecimal);
TESTCASE_AUTO_END;
}
@ -9513,4 +9515,15 @@ void NumberFormatTest::Test12753_PatternDecimalPoint() {
df.format(123, actual);
assertEquals("Should replace 4 currency signs with U+FFFD", "\uFFFD123", actual);
}
void NumberFormatTest::Test11913_BigDecimal() {
UErrorCode status = U_ZERO_ERROR;
LocalPointer<NumberFormat> df(NumberFormat::createInstance(Locale::getEnglish(), status), status);
if (!assertSuccess("", status)) return;
UnicodeString result;
df->format(StringPiece("1.23456789E400"), result, nullptr, status);
assertSuccess("", status);
assertEquals("Should format more than 309 digits", u"12,345,678", UnicodeString(result, 0, 10));
assertEquals("Should format more than 309 digits", 534, result.length());
}
#endif /* #if !UCONFIG_NO_FORMATTING */

1
icu4c/source/test/intltest/numfmtst.h
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@ -244,6 +244,7 @@ class NumberFormatTest: public CalendarTimeZoneTest {
void Test13148_ParseGroupingSeparators();
void Test12753_PatternDecimalPoint();
void Test11647_PatternCurrencySymbols();
void Test11913_BigDecimal();
private:
UBool testFormattableAsUFormattable(const char *file, int line, Formattable &f);