Index: icu46/source/test/intltest/dtfmtrtts.cpp |
=================================================================== |
--- icu46/source/test/intltest/dtfmtrtts.cpp (revision 0) |
+++ icu46/source/test/intltest/dtfmtrtts.cpp (revision 0) |
@@ -0,0 +1,573 @@ |
+/*********************************************************************** |
+ * COPYRIGHT: |
+ * Copyright (c) 1997-2010, International Business Machines Corporation |
+ * and others. All Rights Reserved. |
+ ***********************************************************************/ |
+ |
+#include "unicode/utypes.h" |
+ |
+#if !UCONFIG_NO_FORMATTING |
+ |
+#include "unicode/datefmt.h" |
+#include "unicode/smpdtfmt.h" |
+#include "unicode/gregocal.h" |
+#include "dtfmtrtts.h" |
+#include "caltest.h" |
+ |
+#include <stdio.h> |
+#include <string.h> |
+ |
+// ***************************************************************************** |
+// class DateFormatRoundTripTest |
+// ***************************************************************************** |
+ |
+// Useful for turning up subtle bugs: Change the following to TRUE, recompile, |
+// and run while at lunch. |
+// Warning -- makes test run infinite loop!!! |
+#ifndef INFINITE |
+#define INFINITE 0 |
+#endif |
+ |
+static const UVersionInfo ICU_452 = {4,5,2,0}; |
+ |
+// Define this to test just a single locale |
+//#define TEST_ONE_LOC "cs_CZ" |
+ |
+// If SPARSENESS is > 0, we don't run each exhaustive possibility. |
+// There are 24 total possible tests per each locale. A SPARSENESS |
+// of 12 means we run half of them. A SPARSENESS of 23 means we run |
+// 1 of them. SPARSENESS _must_ be in the range 0..23. |
+int32_t DateFormatRoundTripTest::SPARSENESS = 0; |
+int32_t DateFormatRoundTripTest::TRIALS = 4; |
+int32_t DateFormatRoundTripTest::DEPTH = 5; |
+ |
+DateFormatRoundTripTest::DateFormatRoundTripTest() : dateFormat(0) { |
+} |
+ |
+DateFormatRoundTripTest::~DateFormatRoundTripTest() { |
+ delete dateFormat; |
+} |
+ |
+#define CASE(id,test) case id: name = #test; if (exec) { logln(#test "---"); logln((UnicodeString)""); test(); } break; |
+ |
+void |
+DateFormatRoundTripTest::runIndexedTest( int32_t index, UBool exec, const char* &name, char* par ) |
+{ |
+ optionv = (par && *par=='v'); |
+ switch (index) { |
+ CASE(0,TestDateFormatRoundTrip) |
+ CASE(1, TestCentury) |
+ default: name = ""; break; |
+ } |
+} |
+ |
+UBool |
+DateFormatRoundTripTest::failure(UErrorCode status, const char* msg) |
+{ |
+ if(U_FAILURE(status)) { |
+ errln(UnicodeString("FAIL: ") + msg + " failed, error " + u_errorName(status)); |
+ return TRUE; |
+ } |
+ |
+ return FALSE; |
+} |
+ |
+UBool |
+DateFormatRoundTripTest::failure(UErrorCode status, const char* msg, const UnicodeString& str) |
+{ |
+ if(U_FAILURE(status)) { |
+ UnicodeString escaped; |
+ escape(str,escaped); |
+ errln(UnicodeString("FAIL: ") + msg + " failed, error " + u_errorName(status) + ", str=" + escaped); |
+ return TRUE; |
+ } |
+ |
+ return FALSE; |
+} |
+ |
+void DateFormatRoundTripTest::TestCentury() |
+{ |
+ UErrorCode status = U_ZERO_ERROR; |
+ Locale locale("es_PA"); |
+ UnicodeString pattern = "MM/dd/yy hh:mm:ss a z"; |
+ SimpleDateFormat fmt(pattern, locale, status); |
+ if (U_FAILURE(status)) { |
+ dataerrln("Fail: construct SimpleDateFormat: %s", u_errorName(status)); |
+ return; |
+ } |
+ UDate date[] = {-55018555891590.05, 0, 0}; |
+ UnicodeString result[2]; |
+ |
+ fmt.format(date[0], result[0]); |
+ date[1] = fmt.parse(result[0], status); |
+ fmt.format(date[1], result[1]); |
+ date[2] = fmt.parse(result[1], status); |
+ |
+ /* This test case worked OK by accident before. date[1] != date[0], |
+ * because we use -80/+20 year window for 2-digit year parsing. |
+ * (date[0] is in year 1926, date[1] is in year 2026.) result[1] set |
+ * by the first format call returns "07/13/26 07:48:28 p.m. PST", |
+ * which is correct, because DST was not used in year 1926 in zone |
+ * America/Los_Angeles. When this is parsed, date[1] becomes a time |
+ * in 2026, which is "07/13/26 08:48:28 p.m. PDT". There was a zone |
+ * offset calculation bug that observed DST in 1926, which was resolved. |
+ * Before the bug was resolved, result[0] == result[1] was true, |
+ * but after the bug fix, the expected result is actually |
+ * result[0] != result[1]. -Yoshito |
+ */ |
+ /* TODO: We need to review this code and clarify what we really |
+ * want to test here. |
+ */ |
+ //if (date[1] != date[2] || result[0] != result[1]) { |
+ if (date[1] != date[2]) { |
+ errln("Round trip failure: \"%S\" (%f), \"%S\" (%f)", result[0].getBuffer(), date[1], result[1].getBuffer(), date[2]); |
+ } |
+} |
+ |
+// == |
+ |
+void DateFormatRoundTripTest::TestDateFormatRoundTrip() |
+{ |
+ UErrorCode status = U_ZERO_ERROR; |
+ |
+ getFieldCal = Calendar::createInstance(status); |
+ if (U_FAILURE(status)) { |
+ dataerrln("Fail: Calendar::createInstance: %s", u_errorName(status)); |
+ return; |
+ } |
+ |
+ |
+ int32_t locCount = 0; |
+ const Locale *avail = DateFormat::getAvailableLocales(locCount); |
+ logln("DateFormat available locales: %d", locCount); |
+ if(quick) { |
+ SPARSENESS = 18; |
+ logln("Quick mode: only testing SPARSENESS = 18"); |
+ } |
+ TimeZone *tz = TimeZone::createDefault(); |
+ UnicodeString temp; |
+ logln("Default TimeZone: " + tz->getID(temp)); |
+ delete tz; |
+ |
+#ifdef TEST_ONE_LOC // define this to just test ONE locale. |
+ Locale loc(TEST_ONE_LOC); |
+ test(loc); |
+#if INFINITE |
+ for(;;) { |
+ test(loc); |
+ } |
+#endif |
+ |
+#else |
+# if INFINITE |
+ // Special infinite loop test mode for finding hard to reproduce errors |
+ Locale loc = Locale::getDefault(); |
+ logln("ENTERING INFINITE TEST LOOP FOR Locale: " + loc.getDisplayName(temp)); |
+ for(;;) |
+ test(loc); |
+# else |
+ test(Locale::getDefault()); |
+ |
+#if 1 |
+ // installed locales |
+ for (int i=0; i < locCount; ++i) { |
+ test(avail[i]); |
+ } |
+#endif |
+ |
+#if 1 |
+ // special locales |
+ int32_t jCount = CalendarTest::testLocaleCount(); |
+ for (int32_t j=0; j < jCount; ++j) { |
+ test(Locale(CalendarTest::testLocaleID(j))); |
+ } |
+#endif |
+ |
+# endif |
+#endif |
+ |
+ delete getFieldCal; |
+} |
+ |
+static const char *styleName(DateFormat::EStyle s) |
+{ |
+ switch(s) |
+ { |
+ case DateFormat::SHORT: return "SHORT"; |
+ case DateFormat::MEDIUM: return "MEDIUM"; |
+ case DateFormat::LONG: return "LONG"; |
+ case DateFormat::FULL: return "FULL"; |
+// case DateFormat::DEFAULT: return "DEFAULT"; |
+ case DateFormat::DATE_OFFSET: return "DATE_OFFSET"; |
+ case DateFormat::NONE: return "NONE"; |
+ case DateFormat::DATE_TIME: return "DATE_TIME"; |
+ default: return "Unknown"; |
+ } |
+} |
+ |
+void DateFormatRoundTripTest::test(const Locale& loc) |
+{ |
+ UnicodeString temp; |
+#if !INFINITE |
+ logln("Locale: " + loc.getDisplayName(temp)); |
+#endif |
+ |
+ // Total possibilities = 24 |
+ // 4 date |
+ // 4 time |
+ // 16 date-time |
+ UBool TEST_TABLE [24];//= new boolean[24]; |
+ int32_t i = 0; |
+ for(i = 0; i < 24; ++i) |
+ TEST_TABLE[i] = TRUE; |
+ |
+ // If we have some sparseness, implement it here. Sparseness decreases |
+ // test time by eliminating some tests, up to 23. |
+ for(i = 0; i < SPARSENESS; ) { |
+ int random = (int)(randFraction() * 24); |
+ if (random >= 0 && random < 24 && TEST_TABLE[i]) { |
+ TEST_TABLE[i] = FALSE; |
+ ++i; |
+ } |
+ } |
+ |
+ int32_t itable = 0; |
+ int32_t style = 0; |
+ for(style = DateFormat::FULL; style <= DateFormat::SHORT; ++style) { |
+ if(TEST_TABLE[itable++]) { |
+ logln("Testing style " + UnicodeString(styleName((DateFormat::EStyle)style))); |
+ DateFormat *df = DateFormat::createDateInstance((DateFormat::EStyle)style, loc); |
+ if(df == NULL) { |
+ errln(UnicodeString("Could not DF::createDateInstance ") + UnicodeString(styleName((DateFormat::EStyle)style)) + " Locale: " + loc.getDisplayName(temp)); |
+ } else { |
+ test(df, loc); |
+ delete df; |
+ } |
+ } |
+ } |
+ |
+ for(style = DateFormat::FULL; style <= DateFormat::SHORT; ++style) { |
+ if (TEST_TABLE[itable++]) { |
+ logln("Testing style " + UnicodeString(styleName((DateFormat::EStyle)style))); |
+ DateFormat *df = DateFormat::createTimeInstance((DateFormat::EStyle)style, loc); |
+ if(df == NULL) { |
+ errln(UnicodeString("Could not DF::createTimeInstance ") + UnicodeString(styleName((DateFormat::EStyle)style)) + " Locale: " + loc.getDisplayName(temp)); |
+ } else { |
+ test(df, loc, TRUE); |
+ delete df; |
+ } |
+ } |
+ } |
+ |
+ for(int32_t dstyle = DateFormat::FULL; dstyle <= DateFormat::SHORT; ++dstyle) { |
+ for(int32_t tstyle = DateFormat::FULL; tstyle <= DateFormat::SHORT; ++tstyle) { |
+ if(TEST_TABLE[itable++]) { |
+ logln("Testing dstyle" + UnicodeString(styleName((DateFormat::EStyle)dstyle)) + ", tstyle" + UnicodeString(styleName((DateFormat::EStyle)tstyle)) ); |
+ DateFormat *df = DateFormat::createDateTimeInstance((DateFormat::EStyle)dstyle, (DateFormat::EStyle)tstyle, loc); |
+ if(df == NULL) { |
+ dataerrln(UnicodeString("Could not DF::createDateTimeInstance ") + UnicodeString(styleName((DateFormat::EStyle)dstyle)) + ", tstyle" + UnicodeString(styleName((DateFormat::EStyle)tstyle)) + "Locale: " + loc.getDisplayName(temp)); |
+ } else { |
+ test(df, loc); |
+ delete df; |
+ } |
+ } |
+ } |
+ } |
+} |
+ |
+void DateFormatRoundTripTest::test(DateFormat *fmt, const Locale &origLocale, UBool timeOnly) |
+{ |
+ UnicodeString pat; |
+ if(fmt->getDynamicClassID() != SimpleDateFormat::getStaticClassID()) { |
+ errln("DateFormat wasn't a SimpleDateFormat"); |
+ return; |
+ } |
+ |
+ UBool isGregorian = FALSE; |
+ UErrorCode minStatus = U_ZERO_ERROR; |
+ UDate minDate = CalendarTest::minDateOfCalendar(*fmt->getCalendar(), isGregorian, minStatus); |
+ if(U_FAILURE(minStatus)) { |
+ errln((UnicodeString)"Failure getting min date for " + origLocale.getName()); |
+ return; |
+ } |
+ //logln(UnicodeString("Min date is ") + fullFormat(minDate) + " for " + origLocale.getName()); |
+ |
+ pat = ((SimpleDateFormat*)fmt)->toPattern(pat); |
+ |
+ // NOTE TO MAINTAINER |
+ // This indexOf check into the pattern needs to be refined to ignore |
+ // quoted characters. Currently, this isn't a problem with the locale |
+ // patterns we have, but it may be a problem later. |
+ |
+ UBool hasEra = (pat.indexOf(UnicodeString("G")) != -1); |
+ UBool hasZoneDisplayName = (pat.indexOf(UnicodeString("z")) != -1) || (pat.indexOf(UnicodeString("v")) != -1) |
+ || (pat.indexOf(UnicodeString("V")) != -1); |
+ |
+ // Because patterns contain incomplete data representing the Date, |
+ // we must be careful of how we do the roundtrip. We start with |
+ // a randomly generated Date because they're easier to generate. |
+ // From this we get a string. The string is our real starting point, |
+ // because this string should parse the same way all the time. Note |
+ // that it will not necessarily parse back to the original date because |
+ // of incompleteness in patterns. For example, a time-only pattern won't |
+ // parse back to the same date. |
+ |
+ //try { |
+ for(int i = 0; i < TRIALS; ++i) { |
+ UDate *d = new UDate [DEPTH]; |
+ UnicodeString *s = new UnicodeString[DEPTH]; |
+ |
+ if(isGregorian == TRUE) { |
+ d[0] = generateDate(); |
+ } else { |
+ d[0] = generateDate(minDate); |
+ } |
+ |
+ UErrorCode status = U_ZERO_ERROR; |
+ |
+ // We go through this loop until we achieve a match or until |
+ // the maximum loop count is reached. We record the points at |
+ // which the date and the string starts to match. Once matching |
+ // starts, it should continue. |
+ int loop; |
+ int dmatch = 0; // d[dmatch].getTime() == d[dmatch-1].getTime() |
+ int smatch = 0; // s[smatch].equals(s[smatch-1]) |
+ for(loop = 0; loop < DEPTH; ++loop) { |
+ if (loop > 0) { |
+ d[loop] = fmt->parse(s[loop-1], status); |
+ failure(status, "fmt->parse", s[loop-1]+" in locale: " + origLocale.getName()); |
+ status = U_ZERO_ERROR; /* any error would have been reported */ |
+ } |
+ |
+ s[loop] = fmt->format(d[loop], s[loop]); |
+ |
+ // For displaying which date is being tested |
+ //logln(s[loop] + " = " + fullFormat(d[loop])); |
+ |
+ if(s[loop].length() == 0) { |
+ errln("FAIL: fmt->format gave 0-length string in " + pat + " with number " + d[loop] + " in locale " + origLocale.getName()); |
+ } |
+ |
+ if(loop > 0) { |
+ if(smatch == 0) { |
+ UBool match = s[loop] == s[loop-1]; |
+ if(smatch == 0) { |
+ if(match) |
+ smatch = loop; |
+ } |
+ else if( ! match) |
+ errln("FAIL: String mismatch after match"); |
+ } |
+ |
+ if(dmatch == 0) { |
+ // {sfb} watch out here, this might not work |
+ UBool match = d[loop]/*.getTime()*/ == d[loop-1]/*.getTime()*/; |
+ if(dmatch == 0) { |
+ if(match) |
+ dmatch = loop; |
+ } |
+ else if( ! match) |
+ errln("FAIL: Date mismatch after match"); |
+ } |
+ |
+ if(smatch != 0 && dmatch != 0) |
+ break; |
+ } |
+ } |
+ // At this point loop == DEPTH if we've failed, otherwise loop is the |
+ // max(smatch, dmatch), that is, the index at which we have string and |
+ // date matching. |
+ |
+ // Date usually matches in 2. Exceptions handled below. |
+ int maxDmatch = 2; |
+ int maxSmatch = 1; |
+ if (dmatch > maxDmatch) { |
+ // Time-only pattern with zone information and a starting date in PST. |
+ if(timeOnly && hasZoneDisplayName) { |
+ int32_t startRaw, startDst; |
+ fmt->getTimeZone().getOffset(d[0], FALSE, startRaw, startDst, status); |
+ failure(status, "TimeZone::getOffset"); |
+ // if the start offset is greater than the offset on Jan 1, 1970 |
+ // in PST, then need one more round trip. There are two cases |
+ // fall into this category. The start date is 1) DST or |
+ // 2) LMT (GMT-07:52:58). |
+ if (startRaw + startDst > -28800000) { |
+ maxDmatch = 3; |
+ maxSmatch = 2; |
+ } |
+ } |
+ } |
+ |
+ // String usually matches in 1. Exceptions are checked for here. |
+ if(smatch > maxSmatch) { // Don't compute unless necessary |
+ UBool in0; |
+ // Starts in BC, with no era in pattern |
+ if( ! hasEra && getField(d[0], UCAL_ERA) == GregorianCalendar::BC) |
+ maxSmatch = 2; |
+ // Starts in DST, no year in pattern |
+ else if((in0=fmt->getTimeZone().inDaylightTime(d[0], status)) && ! failure(status, "gettingDaylightTime") && |
+ pat.indexOf(UnicodeString("yyyy")) == -1) |
+ maxSmatch = 2; |
+ // If we start not in DST, but transition into DST |
+ else if (!in0 && |
+ fmt->getTimeZone().inDaylightTime(d[1], status) && !failure(status, "gettingDaylightTime")) |
+ maxSmatch = 2; |
+ // Two digit year with no time zone change, |
+ // unless timezone isn't used or we aren't close to the DST changover |
+ else if (pat.indexOf(UnicodeString("y")) != -1 |
+ && pat.indexOf(UnicodeString("yyyy")) == -1 |
+ && getField(d[0], UCAL_YEAR) |
+ != getField(d[dmatch], UCAL_YEAR) |
+ && !failure(status, "error status [smatch>maxSmatch]") |
+ && ((hasZoneDisplayName |
+ && (fmt->getTimeZone().inDaylightTime(d[0], status) |
+ == fmt->getTimeZone().inDaylightTime(d[dmatch], status) |
+ || getField(d[0], UCAL_MONTH) == UCAL_APRIL |
+ || getField(d[0], UCAL_MONTH) == UCAL_OCTOBER)) |
+ || !hasZoneDisplayName) |
+ ) |
+ { |
+ maxSmatch = 2; |
+ } |
+ // If zone display name is used, fallback format might be used before 1970 |
+ else if (hasZoneDisplayName && d[0] < 0) { |
+ maxSmatch = 2; |
+ } |
+ } |
+ |
+ if(dmatch > maxDmatch || smatch > maxSmatch) { // Special case for Japanese and Islamic (could have large negative years) |
+ const char *type = fmt->getCalendar()->getType(); |
+ if(!strcmp(type,"japanese") || (!strcmp(type,"buddhist"))) { |
+ maxSmatch = 4; |
+ maxDmatch = 4; |
+ } |
+ } |
+ |
+ // Use @v to see verbose results on successful cases |
+ UBool fail = (dmatch > maxDmatch || smatch > maxSmatch); |
+ if (optionv || fail) { |
+ if (fail) { |
+ errln(UnicodeString("\nFAIL: Pattern: ") + pat + |
+ " in Locale: " + origLocale.getName()); |
+ } else { |
+ errln(UnicodeString("\nOk: Pattern: ") + pat + |
+ " in Locale: " + origLocale.getName()); |
+ } |
+ |
+ logln("Date iters until match=%d (max allowed=%d), string iters until match=%d (max allowed=%d)", |
+ dmatch,maxDmatch, smatch, maxSmatch); |
+ |
+ for(int j = 0; j <= loop && j < DEPTH; ++j) { |
+ UnicodeString temp; |
+ FieldPosition pos(FieldPosition::DONT_CARE); |
+ errln((j>0?" P> ":" ") + fullFormat(d[j]) + " F> " + |
+ escape(s[j], temp) + UnicodeString(" d=") + d[j] + |
+ (j > 0 && d[j]/*.getTime()*/==d[j-1]/*.getTime()*/?" d==":"") + |
+ (j > 0 && s[j] == s[j-1]?" s==":"")); |
+ } |
+ } |
+ delete[] d; |
+ delete[] s; |
+ } |
+ /*} |
+ catch (ParseException e) { |
+ errln("Exception: " + e.getMessage()); |
+ logln(e.toString()); |
+ }*/ |
+} |
+ |
+const UnicodeString& DateFormatRoundTripTest::fullFormat(UDate d) { |
+ UErrorCode ec = U_ZERO_ERROR; |
+ if (dateFormat == 0) { |
+ dateFormat = new SimpleDateFormat((UnicodeString)"EEE MMM dd HH:mm:ss.SSS zzz yyyy G", ec); |
+ if (U_FAILURE(ec) || dateFormat == 0) { |
+ fgStr = "[FAIL: SimpleDateFormat constructor]"; |
+ delete dateFormat; |
+ dateFormat = 0; |
+ return fgStr; |
+ } |
+ } |
+ fgStr.truncate(0); |
+ dateFormat->format(d, fgStr); |
+ return fgStr; |
+} |
+ |
+/** |
+ * Return a field of the given date |
+ */ |
+int32_t DateFormatRoundTripTest::getField(UDate d, int32_t f) { |
+ // Should be synchronized, but we're single threaded so it's ok |
+ UErrorCode status = U_ZERO_ERROR; |
+ getFieldCal->setTime(d, status); |
+ failure(status, "getfieldCal->setTime"); |
+ int32_t ret = getFieldCal->get((UCalendarDateFields)f, status); |
+ failure(status, "getfieldCal->get"); |
+ return ret; |
+} |
+ |
+UnicodeString& DateFormatRoundTripTest::escape(const UnicodeString& src, UnicodeString& dst ) |
+{ |
+ dst.remove(); |
+ for (int32_t i = 0; i < src.length(); ++i) { |
+ UChar c = src[i]; |
+ if(c < 0x0080) |
+ dst += c; |
+ else { |
+ dst += UnicodeString("["); |
+ char buf [8]; |
+ sprintf(buf, "%#x", c); |
+ dst += UnicodeString(buf); |
+ dst += UnicodeString("]"); |
+ } |
+ } |
+ |
+ return dst; |
+} |
+ |
+#define U_MILLIS_PER_YEAR (365.25 * 24 * 60 * 60 * 1000) |
+ |
+UDate DateFormatRoundTripTest::generateDate(UDate minDate) |
+{ |
+ // Bring range in conformance to generateDate() below. |
+ if(minDate < (U_MILLIS_PER_YEAR * -(4000-1970))) { |
+ minDate = (U_MILLIS_PER_YEAR * -(4000-1970)); |
+ } |
+ for(int i=0;i<8;i++) { |
+ double a = randFraction(); |
+ |
+ // Range from (min) to (8000-1970) AD |
+ double dateRange = (0.0 - minDate) + (U_MILLIS_PER_YEAR + (8000-1970)); |
+ |
+ a *= dateRange; |
+ |
+ // Now offset from minDate |
+ a += minDate; |
+ |
+ // Last sanity check |
+ if(a>=minDate) { |
+ return a; |
+ } |
+ } |
+ return minDate; |
+} |
+ |
+UDate DateFormatRoundTripTest::generateDate() |
+{ |
+ double a = randFraction(); |
+ |
+ // Now 'a' ranges from 0..1; scale it to range from 0 to 8000 years |
+ a *= 8000; |
+ |
+ // Range from (4000-1970) BC to (8000-1970) AD |
+ a -= 4000; |
+ |
+ // Now scale up to ms |
+ a *= 365.25 * 24 * 60 * 60 * 1000; |
+ |
+ //return new Date((long)a); |
+ return a; |
+} |
+ |
+#endif /* #if !UCONFIG_NO_FORMATTING */ |
+ |
+//eof |
Property changes on: icu46/source/test/intltest/dtfmtrtts.cpp |
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Added: svn:eol-style |
+ LF |