| /******************************************************************** |
| * COPYRIGHT: |
| * Copyright (c) 2002-2012, International Business Machines Corporation and |
| * others. All Rights Reserved. |
| ********************************************************************/ |
| |
| /** |
| * UCAConformanceTest performs conformance tests defined in the data |
| * files. ICU ships with stub data files, as the whole test are too |
| * long. To do the whole test, download the test files. |
| */ |
| |
| package com.ibm.icu.dev.test.collator; |
| |
| import java.io.BufferedReader; |
| import java.util.Locale; |
| |
| import com.ibm.icu.dev.test.TestFmwk; |
| import com.ibm.icu.dev.test.TestUtil; |
| import com.ibm.icu.lang.UCharacter; |
| import com.ibm.icu.text.CollationKey; |
| import com.ibm.icu.text.Collator; |
| import com.ibm.icu.text.RuleBasedCollator; |
| import com.ibm.icu.text.UTF16; |
| import com.ibm.icu.util.VersionInfo; |
| |
| public class UCAConformanceTest extends TestFmwk { |
| |
| /** |
| * @param args |
| */ |
| public static void main(String[] args) { |
| new UCAConformanceTest().run(args); |
| } |
| |
| public UCAConformanceTest() { |
| } |
| protected void init()throws Exception{ |
| UCA = (RuleBasedCollator)Collator.getInstance( |
| new Locale("root", "", "")); |
| |
| comparer = new UTF16.StringComparator(true, false, UTF16.StringComparator.FOLD_CASE_DEFAULT); |
| } |
| private RuleBasedCollator UCA; |
| private RuleBasedCollator rbUCA; |
| private UTF16.StringComparator comparer; |
| private boolean isAtLeastUCA62 = |
| UCharacter.getUnicodeVersion().compareTo(VersionInfo.UNICODE_6_2) >= 0; |
| |
| public void TestTableNonIgnorable() { |
| setCollNonIgnorable(UCA); |
| openTestFile("NON_IGNORABLE"); |
| conformanceTest(UCA); |
| } |
| |
| public void TestTableShifted() { |
| setCollShifted(UCA); |
| openTestFile("SHIFTED"); |
| conformanceTest(UCA); |
| } |
| |
| public void TestRulesNonIgnorable() { |
| initRbUCA(); |
| if(rbUCA == null) { return; } |
| |
| setCollNonIgnorable(rbUCA); |
| openTestFile("NON_IGNORABLE"); |
| conformanceTest(rbUCA); |
| } |
| |
| public void TestRulesShifted() { |
| logln("This test is currently disabled, as it is impossible to "+ |
| "wholly represent fractional UCA using tailoring rules."); |
| return; |
| /* |
| initRbUCA(); |
| if(rbUCA == null) { return; } |
| |
| setCollShifted(rbUCA); |
| openTestFile("SHIFTED"); |
| testConformance(rbUCA); |
| */ |
| } |
| BufferedReader in; |
| private void openTestFile(String type) |
| { |
| String collationTest = "CollationTest_"; |
| String ext = ".txt"; |
| try { |
| if(in != null) { |
| in.close(); |
| } |
| } catch (Exception e) { |
| errln("Could not close the opened file!"); |
| return; |
| } |
| try { |
| in = TestUtil.getDataReader(collationTest+type+ext); |
| } catch (Exception e) { |
| try { |
| in = TestUtil.getDataReader(collationTest+type+"_SHORT"+ext); |
| } catch (Exception e1) { |
| try { |
| in = TestUtil.getDataReader(collationTest+type+"_STUB"+ext); |
| logln( "INFO: Working with the stub file.\n"+ |
| "If you need the full conformance test, please\n"+ |
| "download the appropriate data files from:\n"+ |
| "http://source.icu-project.org/repos/icu/tools/trunk/unicodetools/com/ibm/text/data/"); |
| } catch (Exception e11) { |
| errln("ERROR: Could not find any of the test files"); |
| } |
| } |
| } |
| } |
| |
| private void setCollNonIgnorable(RuleBasedCollator coll) |
| { |
| if(coll != null) { |
| coll.setDecomposition(Collator.CANONICAL_DECOMPOSITION); |
| coll.setLowerCaseFirst(false); |
| coll.setCaseLevel(false); |
| coll.setStrength(isAtLeastUCA62 ? Collator.IDENTICAL : Collator.TERTIARY); |
| coll.setAlternateHandlingShifted(false); |
| } |
| } |
| |
| private void setCollShifted(RuleBasedCollator coll) |
| { |
| if(coll != null) { |
| coll.setDecomposition(Collator.CANONICAL_DECOMPOSITION); |
| coll.setLowerCaseFirst(false); |
| coll.setCaseLevel(false); |
| coll.setStrength(isAtLeastUCA62 ? Collator.IDENTICAL : Collator.QUATERNARY); |
| coll.setAlternateHandlingShifted(true); |
| } |
| } |
| |
| |
| |
| private void initRbUCA() |
| { |
| if(rbUCA == null) { |
| String ucarules = UCA.getRules(true); |
| try { |
| rbUCA = new RuleBasedCollator(ucarules); |
| } catch(Exception e) { |
| errln("Failure creating UCA rule-based collator: " + e); |
| } |
| } |
| } |
| |
| private String parseString(String line) { |
| int i = 0, value; |
| StringBuilder result = new StringBuilder(), buffer = new StringBuilder(); |
| |
| for(;;) { |
| while(i < line.length() && Character.isWhitespace(line.charAt(i))) { |
| i++; |
| } |
| while(i < line.length() && Character.isLetterOrDigit(line.charAt(i))) { |
| buffer.append(line.charAt(i)); |
| i++; |
| } |
| if(buffer.length() == 0) { |
| // We hit something that was not whitespace/letter/digit. |
| // Should be ';' or end of string. |
| return result.toString(); |
| } |
| /* read one code point */ |
| value = Integer.parseInt(buffer.toString(), 16); |
| buffer.setLength(0); |
| result.appendCodePoint(value); |
| } |
| |
| } |
| |
| private static final int IS_SHIFTED = 1; |
| private static final int FROM_RULES = 2; |
| |
| private static boolean skipLineBecauseOfBug(String s, int flags) { |
| // TODO: Fix ICU ticket #8052 |
| if(s.length() >= 3 && |
| (s.charAt(0) == 0xfb2 || s.charAt(0) == 0xfb3) && |
| s.charAt(1) == 0x334 && |
| (s.charAt(2) == 0xf73 || s.charAt(2) == 0xf75 || s.charAt(2) == 0xf81)) { |
| return true; |
| } |
| // TODO: Fix ICU ticket #9361 |
| if((flags & IS_SHIFTED) != 0 && s.length() >= 2 && s.charAt(0) == 0xfffe) { |
| return true; |
| } |
| // TODO: Fix ICU ticket #9494 |
| int c; |
| if(s.length() >= 2 && 0xe0100 <= (c = s.codePointAt(0)) && c <= 0xe01ef) { |
| return true; |
| } |
| // TODO: Fix ICU ticket #8923 |
| if((flags & FROM_RULES) != 0 && 0xac00 <= (c = s.charAt(0)) && c <= 0xd7a3) { |
| return true; |
| } |
| // TODO: Fix tailoring builder, ICU ticket #9593. |
| if((flags & FROM_RULES) != 0 && s.length() >= 2 && ((c = s.charAt(1)) == 0xedc || c == 0xedd)) { |
| return true; |
| } |
| return false; |
| } |
| |
| private static int normalizeResult(int result) { |
| return result < 0 ? -1 : result == 0 ? 0 : 1; |
| } |
| |
| private void conformanceTest(RuleBasedCollator coll) { |
| if(in == null || coll == null) { |
| return; |
| } |
| int skipFlags = 0; |
| if(coll.isAlternateHandlingShifted()) { |
| skipFlags |= IS_SHIFTED; |
| } |
| if(coll == rbUCA) { |
| skipFlags |= FROM_RULES; |
| } |
| |
| int lineNo = 0; |
| |
| String line = null, oldLine = null, buffer = null, oldB = null; |
| CollationKey oldSk = null, newSk = null; |
| |
| try { |
| while ((line = in.readLine()) != null) { |
| lineNo++; |
| if(line.length() == 0 || line.charAt(0) == '#') { |
| continue; |
| } |
| buffer = parseString(line); |
| |
| if(skipLineBecauseOfBug(buffer, skipFlags)) { |
| logln("Skipping line " + lineNo + " because of a known bug"); |
| continue; |
| } |
| |
| newSk = coll.getCollationKey(buffer); |
| if(oldSk != null) { |
| int skres = oldSk.compareTo(newSk); |
| int cmpres = coll.compare(oldB, buffer); |
| int cmpres2 = coll.compare(buffer, oldB); |
| |
| if(cmpres != -cmpres2) { |
| errln("Compare result not symmetrical on line "+lineNo); |
| } |
| if(normalizeResult(cmpres) != normalizeResult(skres)) { |
| errln("Difference between coll.compare (" + cmpres + ") and sortkey compare (" + skres + ") on line " + lineNo); |
| errln(oldLine); |
| errln(line); |
| } |
| |
| int res = cmpres; |
| if(res == 0 && !isAtLeastUCA62) { |
| // Up to UCA 6.1, the collation test files use a custom tie-breaker, |
| // comparing the raw input strings. |
| res = comparer.compare(oldB, buffer); |
| // Starting with UCA 6.2, the collation test files use the standard UCA tie-breaker, |
| // comparing the NFD versions of the input strings, |
| // which we do via setting strength=identical. |
| } |
| if(res > 0) { |
| errln("Line " + lineNo + " is not greater or equal than previous line"); |
| errln(oldLine); |
| errln(line); |
| } |
| } |
| |
| oldSk = newSk; |
| oldB = buffer; |
| oldLine = line; |
| } |
| } catch (Exception e) { |
| errln("Unexpected exception "+e); |
| } |
| } |
| } |