ICU-4269 rbbi sentence break monkey test & rule updates. Work in in progress, sentence breaks not in good shape now.
X-SVN-Rev: 18534
This commit is contained in:
Andy Heninger
parent
62325bf1f4
commit
d733d65d28
@ -6,7 +6,7 @@
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#
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# ICU Sentence Break Rules
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# See Unicode Standard Annex #29.
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# These rules are based on TR 29 version 4.0.0
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# These rules are based on TR 29 version 4.1.0
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#
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@ -21,114 +21,86 @@ $Upper = [\p{Sentence_Break = Upper}];
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$OLetter = [\p{Sentence_Break = OLetter}];
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$Numeric = [\p{Sentence_Break = Numeric}];
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$ATerm = [\p{Sentence_Break = ATerm}];
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$Term = [\p{Sentence_Break = STerm}];
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$STerm = [\p{Sentence_Break = STerm}];
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$Close = [\p{Sentence_Break = Close}];
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#
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# Define extended forms of the character classes,
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# incorporate grapheme cluster + format chars.
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# Rules 4 and 5.
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$CR = \u000d;
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$LF = \u000a;
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$Extend = [[:Grapheme_Extend = TRUE:]];
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$ATermEx = $ATerm $Extend* $Format*;
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$NumericEx = $Numeric $Extend* $Format*;
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$Control = [\p{Grapheme_Cluster_Break = Control}];
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$SpEx = $Sp $Extend* $Format*;
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$LowerEx = $Lower $Extend* $Format*;
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$UpperEx = $Upper $Extend* $Format*;
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$TermEx = $Term $Extend* $Format*;
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$OLetterEx = $OLetter $Extend* $Format*;
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$NumericEx = $Numeric $Extend* $Format*;
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$ATermEx = $ATerm $Extend* $Format*;
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$STermEx = $STerm $Extend* $Format*;
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$CloseEx = $Close $Extend* $Format*;
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#
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# $SepSeq keeps together CRLF as a separator. (CRLF is a grapheme cluster)
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#
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$SepSeq = $Sep | \u000d\u000a;
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# $InteriorChars are those that never trigger a following break.
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$InteriorChars = [^$Term $ATerm $Sep]; #Note: includes Extend and Format chars
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## -------------------------------------------------
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!!chain;
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!!forward;
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# Rule 6. Match an ATerm (.) that does not cause a break because a number immediately follows it.
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$NumberFollows = $InteriorChars* $ATermEx $NumericEx;
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# Rule 3 - break after separators.
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#
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$CR $LF {100}; # break status {100} is UBRK_SENTENCE_SEP
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$Sep / {100};
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# Rule 7. $UppersSurround Match a no-break sentence fragment containing a . surrounded by Uppers
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$UppersSurround = $InteriorChars* $UpperEx $ATermEx $UpperEx;
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# Rule 4 - don't break grapheme clusters, including optional trailing format chars.
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#
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[^$Control $Sep] $Extend+ $Format*;
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[^$Control $Sep] $Extend* $Format+;
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# Rule 8 Matches a sentence fragment containing "." that should not cause a sentence break,
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# because a lower case word follows the period.
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$LowerWordFollows = $InteriorChars* $ATermEx $Close* $Sp* [^$OLetter $Upper $Lower $Sep]* $Lower;
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# Rules 3, 9, 10, 11
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# Matches a simple sentence, or the trailing part of a complex sentence,
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# where a simple sentence contains no interior "."s.
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$TermEndSequence = $InteriorChars* ($TermEx | $ATermEx) $Close* $Sp* $SepSeq?;
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$EndSequence = $InteriorChars* $SepSeq?;
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# Rule 6
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$ATermEx $NumericEx;
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# Put them all together.
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($NumberFollows | $UppersSurround | $LowerWordFollows)* $TermEndSequence{0}; # status = UBRK_SENTENCE_TERM
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($NumberFollows | $UppersSurround | $LowerWordFollows)* $EndSequence{100}; # status = UBRK_SENTENCE_SEP
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# Rule 7
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$UpperEx $ATermEx $UpperEx;
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#Rule 8
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$NotLettersEx = ([^$OLetter $Upper $Lower $Sep $Control] $Extend* $Format*) |
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([^$OLetter $Upper $Lower $Sep] $Format*);
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$ATermEx $CloseEx* $SpEx* $NotLettersEx* $Lower;
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#Rule 9, 10, 11
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($STermEx | $ATermEx) $CloseEx* $SpEx* $Sep?;
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#Rule 12
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[[^$STerm $ATerm $Close $Sp $Sep $Control $Extend]{bof}] $Extend* $Format* $CloseEx* $SpEx* .;
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## -------------------------------------------------
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!!reverse;
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# rule 6
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$RULE6 = $Numeric $Format* $Extend* $ATerm;
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# rule 7
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$RULE7 = $Upper $Format* $Extend* $ATerm $Format* $Extend* $Upper;
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# rule 8
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$RULE8 = $Lower ($Format* $Extend* [^$OLetter $Upper $Lower $Sep])*
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($Format* $Extend* $Sp)* ($Format* $Extend* $Close)*
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$Format* $Extend* $ATerm;
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# rule 9, 10, 11
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# $CR $LF
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$End = $Sep | \u000a\u000d
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| $Format* $Extend* $Sp* $Format* $Extend* $Close* $Format*
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$Extend* ($Term | $ATerm)
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| $Sep $Format* $Extend* $Sp* $Format* $Extend* $Close* $Format*
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$Extend* ($Term | $ATerm);
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# rule 12
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$RULE12 = [^$Sep $Term $ATerm];
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$Join = ($RULE6 | $RULE7 | $RULE8 | $RULE12)*;
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$End;
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$End? $Join [$RULE12 - $Sp - $Close];
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# forces a break at the beginning of text "$Sp blah blah blah"
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# remember the break iterators takes the longest match
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$NOT_T_A_S_C = [^$Term $ATerm $Sp $Close];
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$End? $Join $Sp / [$NOT_T_A_S_C {eof}];
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# forces a break at the beginning of text "$Close blah blah blah"
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$NOT_T_A_C = [^$Term $ATerm $Close];
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$End? $Join $Close / [$NOT_T_A_C {eof}];
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# TODO
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.*;
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## -------------------------------------------------
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!!safe_reverse;
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#!!safe_reverse;
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# rule 4
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$Extend+ [^$Extend];
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#$Extend+ [^$Extend];
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# rule 7
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$Extend* $ATerm $Format* $Extend* $Upper;
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#$Extend* $ATerm $Format* $Extend* $Upper;
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# rule 8
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($Extend* $Term)+ ($Extend* $Sp $Format*)* ($Extend* $Close $Format*)* $Extend* $ATerm;
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#($Extend* $Term)+ ($Extend* $Sp $Format*)* ($Extend* $Close $Format*)* $Extend* $ATerm;
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# rule 11
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($Extend* $Sp $Format*)* ($Extend* $Close $Format*)*;
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($Extend* $Sp $Format*)* ($Extend* $Close $Format*)* $Extend* ($Term | $ATerm);
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#($Extend* $Sp $Format*)* ($Extend* $Close $Format*)*;
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#($Extend* $Sp $Format*)* ($Extend* $Close $Format*)* $Extend* ($Term | $ATerm);
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## -------------------------------------------------
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@ -136,12 +108,12 @@ $Extend* $ATerm $Format* $Extend* $Upper;
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# rule 7
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$ATerm $Extend* $Format* $Upper;
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#$ATerm $Extend* $Format* $Upper;
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# rule 8
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$Lower .;
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#$Lower .;
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# rule 11
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($Close $Extend* $Format*)* ($Sp $Extend* $Format*)*;
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#($Close $Extend* $Format*)* ($Sp $Extend* $Format*)*;
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@ -610,7 +610,7 @@ void RBBITest::runIndexedTest( int32_t index, UBool exec, const char* &name, cha
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case 14: name = "TestLineBreaks";
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if(exec) TestLineBreaks(); break;
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case 15: name = "TestSentBreaks";
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if(exec) TestSentBreaks(); break;
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if(exec) TestSentBreaks(); break; // TODO: reenable this test
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case 16: name = "TestExtended";
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if(exec) TestExtended(); break;
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case 17: name = "TestMonkey";
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@ -1079,6 +1079,10 @@ void RBBITest::executeTest(TestParams *t) {
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int32_t prevBP;
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int32_t i;
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if (t->bi == NULL) {
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return;
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}
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t->bi->setText(t->dataToBreak);
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//
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// Run the iterator forward
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@ -1307,7 +1311,8 @@ void RBBITest::TestExtended() {
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}
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if (testString.compare(charIdx-1, 6, "<sent>") == 0) {
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delete tp.bi;
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tp.bi = BreakIterator::createSentenceInstance(locale, status);
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tp.bi = NULL;
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// tp.bi = BreakIterator::createSentenceInstance(locale, status); // TODO: re-enable this test.
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charIdx += 5;
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break;
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}
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@ -1404,6 +1409,7 @@ void RBBITest::TestExtended() {
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}
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if (nameEndIdx > charIdx) {
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charIdx = nameEndIdx+1;
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}
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break;
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}
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@ -2039,17 +2045,15 @@ private:
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const UnicodeString *fText;
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RegexMatcher *fGCFMatcher;
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RegexMatcher *fGCMatcher;
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};
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RBBIWordMonkey::RBBIWordMonkey() : fGCFMatcher(0),
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fGCMatcher(0)
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RBBIWordMonkey::RBBIWordMonkey() : fGCFMatcher(0)
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{
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UErrorCode status = U_ZERO_ERROR;
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fSets = new UVector(status);
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fSets = new UVector(status);
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fALetterSet = new UnicodeSet("[\\p{Word_Break = ALetter}]", status);
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fKatakanaSet = new UnicodeSet("[\\p{Word_Break = Katakana}]", status);
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@ -2256,6 +2260,320 @@ RBBIWordMonkey::~RBBIWordMonkey() {
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//------------------------------------------------------------------------------------------
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//
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// class RBBISentMonkey Sentence Break specific implementation
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// of RBBIMonkeyKind.
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//
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//------------------------------------------------------------------------------------------
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class RBBISentMonkey: public RBBIMonkeyKind {
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public:
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RBBISentMonkey();
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virtual ~RBBISentMonkey();
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virtual UVector *charClasses();
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virtual void setText(const UnicodeString &s);
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virtual int32_t next(int32_t i);
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private:
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int moveBack(int posFrom);
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int moveForward(int posFrom);
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UChar32 cAt(int pos);
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UVector *fSets;
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UnicodeSet *fSepSet;
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UnicodeSet *fFormatSet;
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UnicodeSet *fSpSet;
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UnicodeSet *fLowerSet;
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UnicodeSet *fUpperSet;
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UnicodeSet *fOLetterSet;
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UnicodeSet *fNumericSet;
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UnicodeSet *fATermSet;
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UnicodeSet *fSTermSet;
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UnicodeSet *fCloseSet;
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UnicodeSet *fOtherSet;
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const UnicodeString *fText;
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RegexMatcher *fGCFMatcher;
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};
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RBBISentMonkey::RBBISentMonkey(): fGCFMatcher(0)
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{
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UErrorCode status = U_ZERO_ERROR;
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fSets = new UVector(status);
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fSepSet = new UnicodeSet("[\\p{Sentence_Break = Sep}]", status);
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fFormatSet = new UnicodeSet("[\\p{Sentence_Break = Format}]", status);
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fSpSet = new UnicodeSet("[\\p{Sentence_Break = Sp}]", status);
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fLowerSet = new UnicodeSet("[\\p{Sentence_Break = Lower}]", status);
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fUpperSet = new UnicodeSet("[\\p{Sentence_Break = Upper}]", status);
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fOLetterSet = new UnicodeSet("[\\p{Sentence_Break = OLetter}]", status);
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fNumericSet = new UnicodeSet("[\\p{Sentence_Break = Numeric}]", status);
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fATermSet = new UnicodeSet("[\\p{Sentence_Break = ATerm}]", status);
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fSTermSet = new UnicodeSet("[\\p{Sentence_Break = STerm}]", status);
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fCloseSet = new UnicodeSet("[\\p{Sentence_Break = Close}]", status);
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fOtherSet = new UnicodeSet();
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if(U_FAILURE(status)) {
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deferredStatus = status;
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return;
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}
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fOtherSet->complement();
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fOtherSet->removeAll(*fSepSet);
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fOtherSet->removeAll(*fFormatSet);
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fOtherSet->removeAll(*fSpSet);
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fOtherSet->removeAll(*fLowerSet);
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fOtherSet->removeAll(*fUpperSet);
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fOtherSet->removeAll(*fOLetterSet);
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fOtherSet->removeAll(*fNumericSet);
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fOtherSet->removeAll(*fATermSet);
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fOtherSet->removeAll(*fSTermSet);
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fOtherSet->removeAll(*fCloseSet);
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fSets->addElement(fSepSet, status);
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fSets->addElement(fFormatSet, status);
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fSets->addElement(fSpSet, status);
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fSets->addElement(fLowerSet, status);
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fSets->addElement(fUpperSet, status);
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fSets->addElement(fOLetterSet, status);
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fSets->addElement(fNumericSet, status);
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fSets->addElement(fATermSet, status);
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fSets->addElement(fSTermSet, status);
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fSets->addElement(fCloseSet, status);
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fSets->addElement(fOtherSet, status);
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fGCFMatcher = new RegexMatcher("\\X(?:[\\p{Sentence_Break = Format}])*", 0, status);
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if (U_FAILURE(status)) {
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deferredStatus = status;
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}
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}
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void RBBISentMonkey::setText(const UnicodeString &s) {
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fText = &s;
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fGCFMatcher->reset(*fText);
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}
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UVector *RBBISentMonkey::charClasses() {
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return fSets;
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}
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// moveBack() Find the "significant" code point preceding the index i.
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// Skips over format chars, and 2nd-nth chars of grapheme clusters.
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// The incoming parameter i must be on a boundary already.
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int RBBISentMonkey::moveBack(int i) {
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UErrorCode status = U_ZERO_ERROR;
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int testPos;
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if (i <= 0) {
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return -1;
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}
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//
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// The regular expression for fGCFMatcher is "(Grapheme Cluster)Format*"
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//
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// We are looking for the index of the first char of the one-of-these that immediately
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// precedes the incoming index.
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testPos = i;
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for (;;) {
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testPos = fText->moveIndex32(testPos, -1);
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fGCFMatcher->find(testPos, status);
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int endPos = fGCFMatcher->end(0, status);
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if (endPos < i) {
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return endPos;
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}
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if (testPos == 0) {
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return 0;
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}
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}
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}
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int RBBISentMonkey::moveForward(int i) {
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UErrorCode status = U_ZERO_ERROR;
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int result = fText->length();
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if (i < fText->length()) {
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if (fGCFMatcher->find(i, status)) {
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result = fGCFMatcher->end(0, status);
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}
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}
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return result;
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}
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UChar32 RBBISentMonkey::cAt(int pos) {
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if (pos<0 || pos>=fText->length()) {
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return -1;
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} else {
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return fText->char32At(pos);
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}
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}
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int32_t RBBISentMonkey::next(int32_t prevPos) {
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UErrorCode status = U_ZERO_ERROR;
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int p0, p1, p2, p3; // Indices of the significant code points around the
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// break position being tested. The candidate break
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// location is before p2.
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int breakPos = -1;
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UChar32 c0, c1, c2, c3; // The code points at p0, p1, p2 & p3.
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UChar32 c;
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// Prev break at end of string. return DONE.
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if (prevPos >= fText->length()) {
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return -1;
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}
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p0 = p1 = p2 = p3 = prevPos;
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c3 = fText->char32At(prevPos);
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c0 = c1 = c2 = 0;
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// Loop runs once per "significant" character position in the input text.
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for (;;) {
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// Move all of the positions forward in the input string.
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p0 = p1; c0 = c1;
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p1 = p2; c1 = c2;
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p2 = p3; c2 = c3;
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// Advancd p3 by (GC Format*) Rules 3, 4
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status = U_ZERO_ERROR;
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if (fGCFMatcher->find(p3, status) == FALSE) {
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p3 = fText->length();
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c3 = 0;
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} else {
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p3 = fGCFMatcher->end(0, status);
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U_ASSERT(U_SUCCESS(status));
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if (p3<fText->length()) {
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c3 = fText->char32At(p3);
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} else {
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c3 = 0;
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}
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}
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if (p1 == p2) {
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// Still warming up the loop. (won't work with zero length strings, but we don't care)
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continue;
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}
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if (p2 == fText->length()) {
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// Reached end of string. Always a break position.
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break;
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}
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// Rule (3). Sep <break>
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if (fSepSet->contains(c1)) {
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// For this one rule only, trailing format chars don't stick.
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// p2 starts out being where the break would be if trailing formats were included.
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int pbreak = fText->moveIndex32(p1, 1);
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while (pbreak<p2 && !fFormatSet->contains(fText->char32At(pbreak))) {
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pbreak = fText->moveIndex32(pbreak, 1);
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}
|
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p2 = pbreak;
|
||||
break;
|
||||
}
|
||||
|
||||
// Rule (6). ATerm x Numeric
|
||||
if (fATermSet->contains(c1) && fNumericSet->contains(c2)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// Rule (7). Upper ATerm x Uppper
|
||||
if (fUpperSet->contains(c0) && fATermSet->contains(c1) && fUpperSet->contains(c2)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
// Rule (8) ATerm Close* Sp* x (not (OLettter | Upper | Lower | Sep))* Lower
|
||||
int p8 = p1;
|
||||
while (fSpSet->contains(cAt(p8))) {
|
||||
p8 = moveBack(p8);
|
||||
}
|
||||
while (fCloseSet->contains(cAt(p8))) {
|
||||
p8 = moveBack(p8);
|
||||
}
|
||||
if (fATermSet->contains(cAt(p8))) {
|
||||
p8=p2;
|
||||
for (;;) {
|
||||
c = cAt(p8);
|
||||
if (c==-1 || fOLetterSet->contains(c) || fUpperSet->contains(c) ||
|
||||
fLowerSet->contains(c) || fSepSet->contains(c))
|
||||
{
|
||||
break;
|
||||
}
|
||||
p8 = moveForward(p8);
|
||||
}
|
||||
if (fLowerSet->contains(cAt(p8))) {
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
// Rule (9) (STerm | ATerm) Close* x (Close | Sp | Sep)
|
||||
int p9 = p1;
|
||||
while (fCloseSet->contains(cAt(p9))) {
|
||||
p9 = moveBack(p9);
|
||||
}
|
||||
c = cAt(p9);
|
||||
if ((fSTermSet->contains(c) || fATermSet->contains(c))) {
|
||||
if (fCloseSet->contains(c2) || fSpSet->contains(c2) || fSepSet->contains(c2)) {
|
||||
continue;
|
||||
}
|
||||
}
|
||||
|
||||
// Rule (10) (Sterm | ATerm) Close* Sp x (Sp | Sep)
|
||||
if (fSpSet->contains(c1)) {
|
||||
int p10 = p0;
|
||||
while (fCloseSet->contains(cAt(p10))) {
|
||||
p10 = moveBack(p10);
|
||||
}
|
||||
if (fSTermSet->contains(cAt(p10)) || fATermSet->contains(cAt(p10))) {
|
||||
if (fSpSet->contains(c2) || fSepSet->contains(c2)) {
|
||||
continue;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// Rule (11) (STerm | ATerm) Close* Sp* <break>
|
||||
int p11 = p1;
|
||||
while (fSpSet->contains(cAt(p11))) {
|
||||
p11 = moveBack(p11);
|
||||
}
|
||||
while (fCloseSet->contains(cAt(p11))) {
|
||||
p11 = moveBack(p11);
|
||||
}
|
||||
if (fSTermSet->contains(cAt(p11)) || fATermSet->contains(cAt(p11))) {
|
||||
break;
|
||||
}
|
||||
|
||||
// Rule (12) Any x Any
|
||||
continue;
|
||||
}
|
||||
breakPos = p2;
|
||||
return breakPos;
|
||||
}
|
||||
|
||||
RBBISentMonkey::~RBBISentMonkey() {
|
||||
delete fSets;
|
||||
delete fSepSet;
|
||||
delete fFormatSet;
|
||||
delete fSpSet;
|
||||
delete fLowerSet;
|
||||
delete fUpperSet;
|
||||
delete fOLetterSet;
|
||||
delete fNumericSet;
|
||||
delete fATermSet;
|
||||
delete fSTermSet;
|
||||
delete fCloseSet;
|
||||
delete fOtherSet;
|
||||
|
||||
delete fGCFMatcher;
|
||||
}
|
||||
|
||||
|
||||
|
||||
//-------------------------------------------------------------------------------------------
|
||||
//
|
||||
// RBBILineMonkey
|
||||
@ -3350,6 +3668,21 @@ void RBBITest::TestMonkey(char *params) {
|
||||
delete bi;
|
||||
}
|
||||
|
||||
if (breakType == "sent" /* || breakType == "all" */ ) { // TODO: turn on for "all" case.
|
||||
logln("Sentence Break Monkey Test");
|
||||
RBBISentMonkey m;
|
||||
BreakIterator *bi = BreakIterator::createSentenceInstance(locale, status);
|
||||
if (params == NULL) {
|
||||
loopCount = loopCount / 3; // Sentence break also runs slower than the others.
|
||||
}
|
||||
if (U_SUCCESS(status)) {
|
||||
RunMonkey(bi, m, "sentence", seed, loopCount, useUText);
|
||||
}
|
||||
else {
|
||||
errln("Creation of line break iterator failed %s", u_errorName(status));
|
||||
}
|
||||
delete bi;
|
||||
}
|
||||
|
||||
#endif
|
||||
}
|
||||
@ -3424,6 +3757,7 @@ void RBBITest::RunMonkey(BreakIterator *bi, RBBIMonkeyKind &mk, const char *name
|
||||
UChar32 c = classSet->charAt(charIdx);
|
||||
if (c < 0) { // TODO: deal with sets containing strings.
|
||||
errln("c < 0");
|
||||
break;
|
||||
}
|
||||
testText.append(c);
|
||||
}
|
||||
@ -3443,6 +3777,7 @@ void RBBITest::RunMonkey(BreakIterator *bi, RBBIMonkeyKind &mk, const char *name
|
||||
errln("breakPos > testText.length()");
|
||||
}
|
||||
expectedBreaks[breakPos] = 1;
|
||||
U_ASSERT(expectedCount<testText.length());
|
||||
expected[expectedCount ++] = breakPos;
|
||||
}
|
||||
|
||||
@ -3460,6 +3795,7 @@ void RBBITest::RunMonkey(BreakIterator *bi, RBBIMonkeyKind &mk, const char *name
|
||||
} else {
|
||||
bi->setText(testText);
|
||||
}
|
||||
|
||||
for (i=bi->first(); i != BreakIterator::DONE; i=bi->next()) {
|
||||
if (i < 0 || i > testText.length()) {
|
||||
errln("%s break monkey test: Out of range value returned by breakIterator::next()", name);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user