| /* |
| ******************************************************************************* |
| * Copyright (C) 2010-2014, International Business Machines |
| * Corporation and others. All Rights Reserved. |
| ******************************************************************************* |
| * file name: bytetrietest.cpp |
| * encoding: US-ASCII |
| * tab size: 8 (not used) |
| * indentation:4 |
| * |
| * created on: 2010nov16 |
| * created by: Markus W. Scherer |
| */ |
| |
| #include <string.h> |
| |
| #include "unicode/utypes.h" |
| #include "unicode/bytestrie.h" |
| #include "unicode/bytestriebuilder.h" |
| #include "unicode/localpointer.h" |
| #include "unicode/stringpiece.h" |
| #include "intltest.h" |
| #include "cmemory.h" |
| |
| struct StringAndValue { |
| const char *s; |
| int32_t value; |
| }; |
| |
| class BytesTrieTest : public IntlTest { |
| public: |
| BytesTrieTest(); |
| virtual ~BytesTrieTest(); |
| |
| void runIndexedTest(int32_t index, UBool exec, const char *&name, char *par=NULL); |
| void TestBuilder(); |
| void TestEmpty(); |
| void Test_a(); |
| void Test_a_ab(); |
| void TestShortestBranch(); |
| void TestBranches(); |
| void TestLongSequence(); |
| void TestLongBranch(); |
| void TestValuesForState(); |
| void TestCompact(); |
| |
| BytesTrie *buildMonthsTrie(UStringTrieBuildOption buildOption); |
| void TestHasUniqueValue(); |
| void TestGetNextBytes(); |
| void TestIteratorFromBranch(); |
| void TestIteratorFromLinearMatch(); |
| void TestTruncatingIteratorFromRoot(); |
| void TestTruncatingIteratorFromLinearMatchShort(); |
| void TestTruncatingIteratorFromLinearMatchLong(); |
| void TestIteratorFromBytes(); |
| |
| void checkData(const StringAndValue data[], int32_t dataLength); |
| void checkData(const StringAndValue data[], int32_t dataLength, UStringTrieBuildOption buildOption); |
| BytesTrie *buildTrie(const StringAndValue data[], int32_t dataLength, |
| UStringTrieBuildOption buildOption); |
| void checkFirst(BytesTrie &trie, const StringAndValue data[], int32_t dataLength); |
| void checkNext(BytesTrie &trie, const StringAndValue data[], int32_t dataLength); |
| void checkNextWithState(BytesTrie &trie, const StringAndValue data[], int32_t dataLength); |
| void checkNextString(BytesTrie &trie, const StringAndValue data[], int32_t dataLength); |
| void checkIterator(const BytesTrie &trie, const StringAndValue data[], int32_t dataLength); |
| void checkIterator(BytesTrie::Iterator &iter, const StringAndValue data[], int32_t dataLength); |
| |
| private: |
| BytesTrieBuilder *builder_; |
| }; |
| |
| extern IntlTest *createBytesTrieTest() { |
| return new BytesTrieTest(); |
| } |
| |
| BytesTrieTest::BytesTrieTest() : builder_(NULL) { |
| IcuTestErrorCode errorCode(*this, "BytesTrieTest()"); |
| builder_=new BytesTrieBuilder(errorCode); |
| } |
| |
| BytesTrieTest::~BytesTrieTest() { |
| delete builder_; |
| } |
| |
| void BytesTrieTest::runIndexedTest(int32_t index, UBool exec, const char *&name, char * /*par*/) { |
| if(exec) { |
| logln("TestSuite BytesTrieTest: "); |
| } |
| TESTCASE_AUTO_BEGIN; |
| TESTCASE_AUTO(TestBuilder); |
| TESTCASE_AUTO(TestEmpty); |
| TESTCASE_AUTO(Test_a); |
| TESTCASE_AUTO(Test_a_ab); |
| TESTCASE_AUTO(TestShortestBranch); |
| TESTCASE_AUTO(TestBranches); |
| TESTCASE_AUTO(TestLongSequence); |
| TESTCASE_AUTO(TestLongBranch); |
| TESTCASE_AUTO(TestValuesForState); |
| TESTCASE_AUTO(TestCompact); |
| TESTCASE_AUTO(TestHasUniqueValue); |
| TESTCASE_AUTO(TestGetNextBytes); |
| TESTCASE_AUTO(TestIteratorFromBranch); |
| TESTCASE_AUTO(TestIteratorFromLinearMatch); |
| TESTCASE_AUTO(TestTruncatingIteratorFromRoot); |
| TESTCASE_AUTO(TestTruncatingIteratorFromLinearMatchShort); |
| TESTCASE_AUTO(TestTruncatingIteratorFromLinearMatchLong); |
| TESTCASE_AUTO(TestIteratorFromBytes); |
| TESTCASE_AUTO_END; |
| } |
| |
| void BytesTrieTest::TestBuilder() { |
| IcuTestErrorCode errorCode(*this, "TestBuilder()"); |
| builder_->clear(); |
| delete builder_->build(USTRINGTRIE_BUILD_FAST, errorCode); |
| if(errorCode.reset()!=U_INDEX_OUTOFBOUNDS_ERROR) { |
| errln("BytesTrieBuilder().build() did not set U_INDEX_OUTOFBOUNDS_ERROR"); |
| return; |
| } |
| // TODO: remove .build(...) once add() checks for duplicates. |
| builder_->add("=", 0, errorCode).add("=", 1, errorCode).build(USTRINGTRIE_BUILD_FAST, errorCode); |
| if(errorCode.reset()!=U_ILLEGAL_ARGUMENT_ERROR) { |
| errln("BytesTrieBuilder.add() did not detect duplicates"); |
| return; |
| } |
| } |
| |
| void BytesTrieTest::TestEmpty() { |
| static const StringAndValue data[]={ |
| { "", 0 } |
| }; |
| checkData(data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::Test_a() { |
| static const StringAndValue data[]={ |
| { "a", 1 } |
| }; |
| checkData(data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::Test_a_ab() { |
| static const StringAndValue data[]={ |
| { "a", 1 }, |
| { "ab", 100 } |
| }; |
| checkData(data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::TestShortestBranch() { |
| static const StringAndValue data[]={ |
| { "a", 1000 }, |
| { "b", 2000 } |
| }; |
| checkData(data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::TestBranches() { |
| static const StringAndValue data[]={ |
| { "a", 0x10 }, |
| { "cc", 0x40 }, |
| { "e", 0x100 }, |
| { "ggg", 0x400 }, |
| { "i", 0x1000 }, |
| { "kkkk", 0x4000 }, |
| { "n", 0x10000 }, |
| { "ppppp", 0x40000 }, |
| { "r", 0x100000 }, |
| { "sss", 0x200000 }, |
| { "t", 0x400000 }, |
| { "uu", 0x800000 }, |
| { "vv", 0x7fffffff }, |
| { "zz", (int32_t)0x80000000 } |
| }; |
| for(int32_t length=2; length<=UPRV_LENGTHOF(data); ++length) { |
| logln("TestBranches length=%d", (int)length); |
| checkData(data, length); |
| } |
| } |
| |
| void BytesTrieTest::TestLongSequence() { |
| static const StringAndValue data[]={ |
| { "a", -1 }, |
| // sequence of linear-match nodes |
| { "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ", -2 }, |
| // more than 256 bytes |
| { "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" |
| "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ", -3 } |
| }; |
| checkData(data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::TestLongBranch() { |
| // Split-branch and interesting compact-integer values. |
| static const StringAndValue data[]={ |
| { "a", -2 }, |
| { "b", -1 }, |
| { "c", 0 }, |
| { "d2", 1 }, |
| { "f", 0x3f }, |
| { "g", 0x40 }, |
| { "h", 0x41 }, |
| { "j23", 0x1900 }, |
| { "j24", 0x19ff }, |
| { "j25", 0x1a00 }, |
| { "k2", 0x1a80 }, |
| { "k3", 0x1aff }, |
| { "l234567890", 0x1b00 }, |
| { "l234567890123", 0x1b01 }, |
| { "nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn", 0x10ffff }, |
| { "oooooooooooooooooooooooooooooooooooooooooooooooooooooo", 0x110000 }, |
| { "pppppppppppppppppppppppppppppppppppppppppppppppppppppp", 0x120000 }, |
| { "r", 0x333333 }, |
| { "s2345", 0x4444444 }, |
| { "t234567890", 0x77777777 }, |
| { "z", (int32_t)0x80000001 } |
| }; |
| checkData(data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::TestValuesForState() { |
| // Check that saveState() and resetToState() interact properly |
| // with next() and current(). |
| static const StringAndValue data[]={ |
| { "a", -1 }, |
| { "ab", -2 }, |
| { "abc", -3 }, |
| { "abcd", -4 }, |
| { "abcde", -5 }, |
| { "abcdef", -6 } |
| }; |
| checkData(data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::TestCompact() { |
| // Duplicate trailing strings and values provide opportunities for compacting. |
| static const StringAndValue data[]={ |
| { "+", 0 }, |
| { "+august", 8 }, |
| { "+december", 12 }, |
| { "+july", 7 }, |
| { "+june", 6 }, |
| { "+november", 11 }, |
| { "+october", 10 }, |
| { "+september", 9 }, |
| { "-", 0 }, |
| { "-august", 8 }, |
| { "-december", 12 }, |
| { "-july", 7 }, |
| { "-june", 6 }, |
| { "-november", 11 }, |
| { "-october", 10 }, |
| { "-september", 9 }, |
| // The l+n branch (with its sub-nodes) is a duplicate but will be written |
| // both times because each time it follows a different linear-match node. |
| { "xjuly", 7 }, |
| { "xjune", 6 } |
| }; |
| checkData(data, UPRV_LENGTHOF(data)); |
| } |
| |
| BytesTrie *BytesTrieTest::buildMonthsTrie(UStringTrieBuildOption buildOption) { |
| // All types of nodes leading to the same value, |
| // for code coverage of recursive functions. |
| // In particular, we need a lot of branches on some single level |
| // to exercise a split-branch node. |
| static const StringAndValue data[]={ |
| { "august", 8 }, |
| { "jan", 1 }, |
| { "jan.", 1 }, |
| { "jana", 1 }, |
| { "janbb", 1 }, |
| { "janc", 1 }, |
| { "janddd", 1 }, |
| { "janee", 1 }, |
| { "janef", 1 }, |
| { "janf", 1 }, |
| { "jangg", 1 }, |
| { "janh", 1 }, |
| { "janiiii", 1 }, |
| { "janj", 1 }, |
| { "jankk", 1 }, |
| { "jankl", 1 }, |
| { "jankmm", 1 }, |
| { "janl", 1 }, |
| { "janm", 1 }, |
| { "jannnnnnnnnnnnnnnnnnnnnnnnnnnnn", 1 }, |
| { "jano", 1 }, |
| { "janpp", 1 }, |
| { "janqqq", 1 }, |
| { "janr", 1 }, |
| { "januar", 1 }, |
| { "january", 1 }, |
| { "july", 7 }, |
| { "jun", 6 }, |
| { "jun.", 6 }, |
| { "june", 6 } |
| }; |
| return buildTrie(data, UPRV_LENGTHOF(data), buildOption); |
| } |
| |
| void BytesTrieTest::TestHasUniqueValue() { |
| LocalPointer<BytesTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_FAST)); |
| if(trie.isNull()) { |
| return; // buildTrie() reported an error |
| } |
| int32_t uniqueValue; |
| if(trie->hasUniqueValue(uniqueValue)) { |
| errln("unique value at root"); |
| } |
| trie->next('j'); |
| trie->next('a'); |
| trie->next('n'); |
| // hasUniqueValue() directly after next() |
| if(!trie->hasUniqueValue(uniqueValue) || uniqueValue!=1) { |
| errln("not unique value 1 after \"jan\""); |
| } |
| trie->first('j'); |
| trie->next('u'); |
| if(trie->hasUniqueValue(uniqueValue)) { |
| errln("unique value after \"ju\""); |
| } |
| if(trie->next('n')!=USTRINGTRIE_INTERMEDIATE_VALUE || 6!=trie->getValue()) { |
| errln("not normal value 6 after \"jun\""); |
| } |
| // hasUniqueValue() after getValue() |
| if(!trie->hasUniqueValue(uniqueValue) || uniqueValue!=6) { |
| errln("not unique value 6 after \"jun\""); |
| } |
| // hasUniqueValue() from within a linear-match node |
| trie->first('a'); |
| trie->next('u'); |
| if(!trie->hasUniqueValue(uniqueValue) || uniqueValue!=8) { |
| errln("not unique value 8 after \"au\""); |
| } |
| } |
| |
| void BytesTrieTest::TestGetNextBytes() { |
| LocalPointer<BytesTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_SMALL)); |
| if(trie.isNull()) { |
| return; // buildTrie() reported an error |
| } |
| char buffer[40]; |
| CheckedArrayByteSink sink(buffer, UPRV_LENGTHOF(buffer)); |
| int32_t count=trie->getNextBytes(sink); |
| if(count!=2 || sink.NumberOfBytesAppended()!=2 || buffer[0]!='a' || buffer[1]!='j') { |
| errln("months getNextBytes()!=[aj] at root"); |
| } |
| trie->next('j'); |
| trie->next('a'); |
| trie->next('n'); |
| // getNextBytes() directly after next() |
| count=trie->getNextBytes(sink.Reset()); |
| buffer[count]=0; |
| if(count!=20 || sink.NumberOfBytesAppended()!=20 || 0!=strcmp(buffer, ".abcdefghijklmnopqru")) { |
| errln("months getNextBytes()!=[.abcdefghijklmnopqru] after \"jan\""); |
| } |
| // getNextBytes() after getValue() |
| trie->getValue(); // next() had returned USTRINGTRIE_INTERMEDIATE_VALUE. |
| memset(buffer, 0, sizeof(buffer)); |
| count=trie->getNextBytes(sink.Reset()); |
| if(count!=20 || sink.NumberOfBytesAppended()!=20 || 0!=strcmp(buffer, ".abcdefghijklmnopqru")) { |
| errln("months getNextBytes()!=[.abcdefghijklmnopqru] after \"jan\"+getValue()"); |
| } |
| // getNextBytes() from a linear-match node |
| trie->next('u'); |
| memset(buffer, 0, sizeof(buffer)); |
| count=trie->getNextBytes(sink.Reset()); |
| if(count!=1 || sink.NumberOfBytesAppended()!=1 || buffer[0]!='a') { |
| errln("months getNextBytes()!=[a] after \"janu\""); |
| } |
| trie->next('a'); |
| memset(buffer, 0, sizeof(buffer)); |
| count=trie->getNextBytes(sink.Reset()); |
| if(count!=1 || sink.NumberOfBytesAppended()!=1 || buffer[0]!='r') { |
| errln("months getNextBytes()!=[r] after \"janua\""); |
| } |
| trie->next('r'); |
| trie->next('y'); |
| // getNextBytes() after a final match |
| count=trie->getNextBytes(sink.Reset()); |
| if(count!=0 || sink.NumberOfBytesAppended()!=0) { |
| errln("months getNextBytes()!=[] after \"january\""); |
| } |
| } |
| |
| void BytesTrieTest::TestIteratorFromBranch() { |
| LocalPointer<BytesTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_FAST)); |
| if(trie.isNull()) { |
| return; // buildTrie() reported an error |
| } |
| // Go to a branch node. |
| trie->next('j'); |
| trie->next('a'); |
| trie->next('n'); |
| IcuTestErrorCode errorCode(*this, "TestIteratorFromBranch()"); |
| BytesTrie::Iterator iter(*trie, 0, errorCode); |
| if(errorCode.logIfFailureAndReset("BytesTrie::Iterator(trie) constructor")) { |
| return; |
| } |
| // Expected data: Same as in buildMonthsTrie(), except only the suffixes |
| // following "jan". |
| static const StringAndValue data[]={ |
| { "", 1 }, |
| { ".", 1 }, |
| { "a", 1 }, |
| { "bb", 1 }, |
| { "c", 1 }, |
| { "ddd", 1 }, |
| { "ee", 1 }, |
| { "ef", 1 }, |
| { "f", 1 }, |
| { "gg", 1 }, |
| { "h", 1 }, |
| { "iiii", 1 }, |
| { "j", 1 }, |
| { "kk", 1 }, |
| { "kl", 1 }, |
| { "kmm", 1 }, |
| { "l", 1 }, |
| { "m", 1 }, |
| { "nnnnnnnnnnnnnnnnnnnnnnnnnnnn", 1 }, |
| { "o", 1 }, |
| { "pp", 1 }, |
| { "qqq", 1 }, |
| { "r", 1 }, |
| { "uar", 1 }, |
| { "uary", 1 } |
| }; |
| checkIterator(iter, data, UPRV_LENGTHOF(data)); |
| // Reset, and we should get the same result. |
| logln("after iter.reset()"); |
| checkIterator(iter.reset(), data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::TestIteratorFromLinearMatch() { |
| LocalPointer<BytesTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_SMALL)); |
| if(trie.isNull()) { |
| return; // buildTrie() reported an error |
| } |
| // Go into a linear-match node. |
| trie->next('j'); |
| trie->next('a'); |
| trie->next('n'); |
| trie->next('u'); |
| trie->next('a'); |
| IcuTestErrorCode errorCode(*this, "TestIteratorFromLinearMatch()"); |
| BytesTrie::Iterator iter(*trie, 0, errorCode); |
| if(errorCode.logIfFailureAndReset("BytesTrie::Iterator(trie) constructor")) { |
| return; |
| } |
| // Expected data: Same as in buildMonthsTrie(), except only the suffixes |
| // following "janua". |
| static const StringAndValue data[]={ |
| { "r", 1 }, |
| { "ry", 1 } |
| }; |
| checkIterator(iter, data, UPRV_LENGTHOF(data)); |
| // Reset, and we should get the same result. |
| logln("after iter.reset()"); |
| checkIterator(iter.reset(), data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::TestTruncatingIteratorFromRoot() { |
| LocalPointer<BytesTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_FAST)); |
| if(trie.isNull()) { |
| return; // buildTrie() reported an error |
| } |
| IcuTestErrorCode errorCode(*this, "TestTruncatingIteratorFromRoot()"); |
| BytesTrie::Iterator iter(*trie, 4, errorCode); |
| if(errorCode.logIfFailureAndReset("BytesTrie::Iterator(trie) constructor")) { |
| return; |
| } |
| // Expected data: Same as in buildMonthsTrie(), except only the first 4 characters |
| // of each string, and no string duplicates from the truncation. |
| static const StringAndValue data[]={ |
| { "augu", -1 }, |
| { "jan", 1 }, |
| { "jan.", 1 }, |
| { "jana", 1 }, |
| { "janb", -1 }, |
| { "janc", 1 }, |
| { "jand", -1 }, |
| { "jane", -1 }, |
| { "janf", 1 }, |
| { "jang", -1 }, |
| { "janh", 1 }, |
| { "jani", -1 }, |
| { "janj", 1 }, |
| { "jank", -1 }, |
| { "janl", 1 }, |
| { "janm", 1 }, |
| { "jann", -1 }, |
| { "jano", 1 }, |
| { "janp", -1 }, |
| { "janq", -1 }, |
| { "janr", 1 }, |
| { "janu", -1 }, |
| { "july", 7 }, |
| { "jun", 6 }, |
| { "jun.", 6 }, |
| { "june", 6 } |
| }; |
| checkIterator(iter, data, UPRV_LENGTHOF(data)); |
| // Reset, and we should get the same result. |
| logln("after iter.reset()"); |
| checkIterator(iter.reset(), data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::TestTruncatingIteratorFromLinearMatchShort() { |
| static const StringAndValue data[]={ |
| { "abcdef", 10 }, |
| { "abcdepq", 200 }, |
| { "abcdeyz", 3000 } |
| }; |
| LocalPointer<BytesTrie> trie(buildTrie(data, UPRV_LENGTHOF(data), USTRINGTRIE_BUILD_FAST)); |
| if(trie.isNull()) { |
| return; // buildTrie() reported an error |
| } |
| // Go into a linear-match node. |
| trie->next('a'); |
| trie->next('b'); |
| IcuTestErrorCode errorCode(*this, "TestTruncatingIteratorFromLinearMatchShort()"); |
| // Truncate within the linear-match node. |
| BytesTrie::Iterator iter(*trie, 2, errorCode); |
| if(errorCode.logIfFailureAndReset("BytesTrie::Iterator(trie) constructor")) { |
| return; |
| } |
| static const StringAndValue expected[]={ |
| { "cd", -1 } |
| }; |
| checkIterator(iter, expected, UPRV_LENGTHOF(expected)); |
| // Reset, and we should get the same result. |
| logln("after iter.reset()"); |
| checkIterator(iter.reset(), expected, UPRV_LENGTHOF(expected)); |
| } |
| |
| void BytesTrieTest::TestTruncatingIteratorFromLinearMatchLong() { |
| static const StringAndValue data[]={ |
| { "abcdef", 10 }, |
| { "abcdepq", 200 }, |
| { "abcdeyz", 3000 } |
| }; |
| LocalPointer<BytesTrie> trie(buildTrie(data, UPRV_LENGTHOF(data), USTRINGTRIE_BUILD_FAST)); |
| if(trie.isNull()) { |
| return; // buildTrie() reported an error |
| } |
| // Go into a linear-match node. |
| trie->next('a'); |
| trie->next('b'); |
| trie->next('c'); |
| IcuTestErrorCode errorCode(*this, "TestTruncatingIteratorFromLinearMatchLong()"); |
| // Truncate after the linear-match node. |
| BytesTrie::Iterator iter(*trie, 3, errorCode); |
| if(errorCode.logIfFailureAndReset("BytesTrie::Iterator(trie) constructor")) { |
| return; |
| } |
| static const StringAndValue expected[]={ |
| { "def", 10 }, |
| { "dep", -1 }, |
| { "dey", -1 } |
| }; |
| checkIterator(iter, expected, UPRV_LENGTHOF(expected)); |
| // Reset, and we should get the same result. |
| logln("after iter.reset()"); |
| checkIterator(iter.reset(), expected, UPRV_LENGTHOF(expected)); |
| } |
| |
| void BytesTrieTest::TestIteratorFromBytes() { |
| static const StringAndValue data[]={ |
| { "mm", 3 }, |
| { "mmm", 33 }, |
| { "mmnop", 333 } |
| }; |
| builder_->clear(); |
| IcuTestErrorCode errorCode(*this, "TestIteratorFromBytes()"); |
| for(int32_t i=0; i<UPRV_LENGTHOF(data); ++i) { |
| builder_->add(data[i].s, data[i].value, errorCode); |
| } |
| StringPiece trieBytes=builder_->buildStringPiece(USTRINGTRIE_BUILD_FAST, errorCode); |
| BytesTrie::Iterator iter(trieBytes.data(), 0, errorCode); |
| checkIterator(iter, data, UPRV_LENGTHOF(data)); |
| } |
| |
| void BytesTrieTest::checkData(const StringAndValue data[], int32_t dataLength) { |
| logln("checkData(dataLength=%d, fast)", (int)dataLength); |
| checkData(data, dataLength, USTRINGTRIE_BUILD_FAST); |
| logln("checkData(dataLength=%d, small)", (int)dataLength); |
| checkData(data, dataLength, USTRINGTRIE_BUILD_SMALL); |
| } |
| |
| void BytesTrieTest::checkData(const StringAndValue data[], int32_t dataLength, UStringTrieBuildOption buildOption) { |
| LocalPointer<BytesTrie> trie(buildTrie(data, dataLength, buildOption)); |
| if(trie.isNull()) { |
| return; // buildTrie() reported an error |
| } |
| checkFirst(*trie, data, dataLength); |
| checkNext(*trie, data, dataLength); |
| checkNextWithState(*trie, data, dataLength); |
| checkNextString(*trie, data, dataLength); |
| checkIterator(*trie, data, dataLength); |
| } |
| |
| BytesTrie *BytesTrieTest::buildTrie(const StringAndValue data[], int32_t dataLength, |
| UStringTrieBuildOption buildOption) { |
| IcuTestErrorCode errorCode(*this, "buildTrie()"); |
| // Add the items to the trie builder in an interesting (not trivial, not random) order. |
| int32_t index, step; |
| if(dataLength&1) { |
| // Odd number of items. |
| index=dataLength/2; |
| step=2; |
| } else if((dataLength%3)!=0) { |
| // Not a multiple of 3. |
| index=dataLength/5; |
| step=3; |
| } else { |
| index=dataLength-1; |
| step=-1; |
| } |
| builder_->clear(); |
| for(int32_t i=0; i<dataLength; ++i) { |
| builder_->add(data[index].s, data[index].value, errorCode); |
| index=(index+step)%dataLength; |
| } |
| StringPiece sp=builder_->buildStringPiece(buildOption, errorCode); |
| LocalPointer<BytesTrie> trie(builder_->build(buildOption, errorCode)); |
| if(!errorCode.logIfFailureAndReset("add()/build()")) { |
| builder_->add("zzz", 999, errorCode); |
| if(errorCode.reset()!=U_NO_WRITE_PERMISSION) { |
| errln("builder.build().add(zzz) did not set U_NO_WRITE_PERMISSION"); |
| } |
| } |
| logln("serialized trie size: %ld bytes\n", (long)sp.length()); |
| StringPiece sp2=builder_->buildStringPiece(buildOption, errorCode); |
| if(sp.data()==sp2.data()) { |
| errln("builder.buildStringPiece() before & after build() returned same array"); |
| } |
| if(errorCode.isFailure()) { |
| return NULL; |
| } |
| // Tries from either build() method should be identical but |
| // BytesTrie does not implement equals(). |
| // We just return either one. |
| if((dataLength&1)!=0) { |
| return trie.orphan(); |
| } else { |
| return new BytesTrie(sp2.data()); |
| } |
| } |
| |
| void BytesTrieTest::checkFirst(BytesTrie &trie, |
| const StringAndValue data[], int32_t dataLength) { |
| for(int32_t i=0; i<dataLength; ++i) { |
| int c=*data[i].s; |
| if(c==0) { |
| continue; // skip empty string |
| } |
| UStringTrieResult firstResult=trie.first(c); |
| int32_t firstValue=USTRINGTRIE_HAS_VALUE(firstResult) ? trie.getValue() : -1; |
| UStringTrieResult nextResult=trie.next(data[i].s[1]); |
| if(firstResult!=trie.reset().next(c) || |
| firstResult!=trie.current() || |
| firstValue!=(USTRINGTRIE_HAS_VALUE(firstResult) ? trie.getValue() : -1) || |
| nextResult!=trie.next(data[i].s[1]) |
| ) { |
| errln("trie.first(%c)!=trie.reset().next(same) for %s", |
| c, data[i].s); |
| } |
| } |
| trie.reset(); |
| } |
| |
| void BytesTrieTest::checkNext(BytesTrie &trie, |
| const StringAndValue data[], int32_t dataLength) { |
| BytesTrie::State state; |
| for(int32_t i=0; i<dataLength; ++i) { |
| int32_t stringLength= (i&1) ? -1 : strlen(data[i].s); |
| UStringTrieResult result; |
| if( !USTRINGTRIE_HAS_VALUE(result=trie.next(data[i].s, stringLength)) || |
| result!=trie.current() |
| ) { |
| errln("trie does not seem to contain %s", data[i].s); |
| } else if(trie.getValue()!=data[i].value) { |
| errln("trie value for %s is %ld=0x%lx instead of expected %ld=0x%lx", |
| data[i].s, |
| (long)trie.getValue(), (long)trie.getValue(), |
| (long)data[i].value, (long)data[i].value); |
| } else if(result!=trie.current() || trie.getValue()!=data[i].value) { |
| errln("trie value for %s changes when repeating current()/getValue()", data[i].s); |
| } |
| trie.reset(); |
| stringLength=strlen(data[i].s); |
| result=trie.current(); |
| for(int32_t j=0; j<stringLength; ++j) { |
| if(!USTRINGTRIE_HAS_NEXT(result)) { |
| errln("trie.current()!=hasNext before end of %s (at index %d)", data[i].s, j); |
| break; |
| } |
| if(result==USTRINGTRIE_INTERMEDIATE_VALUE) { |
| trie.getValue(); |
| if(trie.current()!=USTRINGTRIE_INTERMEDIATE_VALUE) { |
| errln("trie.getValue().current()!=USTRINGTRIE_INTERMEDIATE_VALUE before end of %s (at index %d)", data[i].s, j); |
| break; |
| } |
| } |
| result=trie.next(data[i].s[j]); |
| if(!USTRINGTRIE_MATCHES(result)) { |
| errln("trie.next()=USTRINGTRIE_NO_MATCH before end of %s (at index %d)", data[i].s, j); |
| break; |
| } |
| if(result!=trie.current()) { |
| errln("trie.next()!=following current() before end of %s (at index %d)", data[i].s, j); |
| break; |
| } |
| } |
| if(!USTRINGTRIE_HAS_VALUE(result)) { |
| errln("trie.next()!=hasValue at the end of %s", data[i].s); |
| continue; |
| } |
| trie.getValue(); |
| if(result!=trie.current()) { |
| errln("trie.current() != current()+getValue()+current() after end of %s", |
| data[i].s); |
| } |
| // Compare the final current() with whether next() can actually continue. |
| trie.saveState(state); |
| UBool nextContinues=FALSE; |
| // Try all graphic characters; we only use those in test strings in this file. |
| #if U_CHARSET_FAMILY==U_ASCII_FAMILY |
| const int32_t minChar=0x20; |
| const int32_t maxChar=0x7e; |
| #elif U_CHARSET_FAMILY==U_EBCDIC_FAMILY |
| const int32_t minChar=0x40; |
| const int32_t maxChar=0xfe; |
| #else |
| const int32_t minChar=0; |
| const int32_t maxChar=0xff; |
| #endif |
| for(int32_t c=minChar; c<=maxChar; ++c) { |
| if(trie.resetToState(state).next(c)) { |
| nextContinues=TRUE; |
| break; |
| } |
| } |
| if((result==USTRINGTRIE_INTERMEDIATE_VALUE)!=nextContinues) { |
| errln("(trie.current()==USTRINGTRIE_INTERMEDIATE_VALUE) contradicts " |
| "(trie.next(some byte)!=USTRINGTRIE_NO_MATCH) after end of %s", data[i].s); |
| } |
| trie.reset(); |
| } |
| } |
| |
| void BytesTrieTest::checkNextWithState(BytesTrie &trie, |
| const StringAndValue data[], int32_t dataLength) { |
| BytesTrie::State noState, state; |
| for(int32_t i=0; i<dataLength; ++i) { |
| if((i&1)==0) { |
| // This should have no effect. |
| trie.resetToState(noState); |
| } |
| const char *expectedString=data[i].s; |
| int32_t stringLength=strlen(expectedString); |
| int32_t partialLength=stringLength/3; |
| for(int32_t j=0; j<partialLength; ++j) { |
| if(!USTRINGTRIE_MATCHES(trie.next(expectedString[j]))) { |
| errln("trie.next()=USTRINGTRIE_NO_MATCH for a prefix of %s", data[i].s); |
| return; |
| } |
| } |
| trie.saveState(state); |
| UStringTrieResult resultAtState=trie.current(); |
| UStringTrieResult result; |
| int32_t valueAtState=-99; |
| if(USTRINGTRIE_HAS_VALUE(resultAtState)) { |
| valueAtState=trie.getValue(); |
| } |
| result=trie.next(0); // mismatch |
| if(result!=USTRINGTRIE_NO_MATCH || result!=trie.current()) { |
| errln("trie.next(0) matched after part of %s", data[i].s); |
| } |
| if( resultAtState!=trie.resetToState(state).current() || |
| (USTRINGTRIE_HAS_VALUE(resultAtState) && valueAtState!=trie.getValue()) |
| ) { |
| errln("trie.next(part of %s) changes current()/getValue() after " |
| "saveState/next(0)/resetToState", |
| data[i].s); |
| } else if(!USTRINGTRIE_HAS_VALUE( |
| result=trie.next(expectedString+partialLength, |
| stringLength-partialLength)) || |
| result!=trie.current()) { |
| errln("trie.next(rest of %s) does not seem to contain %s after " |
| "saveState/next(0)/resetToState", |
| data[i].s, data[i].s); |
| } else if(!USTRINGTRIE_HAS_VALUE( |
| result=trie.resetToState(state). |
| next(expectedString+partialLength, |
| stringLength-partialLength)) || |
| result!=trie.current()) { |
| errln("trie does not seem to contain %s after saveState/next(rest)/resetToState", |
| data[i].s); |
| } else if(trie.getValue()!=data[i].value) { |
| errln("trie value for %s is %ld=0x%lx instead of expected %ld=0x%lx", |
| data[i].s, |
| (long)trie.getValue(), (long)trie.getValue(), |
| (long)data[i].value, (long)data[i].value); |
| } |
| trie.reset(); |
| } |
| } |
| |
| // next(string) is also tested in other functions, |
| // but here we try to go partway through the string, and then beyond it. |
| void BytesTrieTest::checkNextString(BytesTrie &trie, |
| const StringAndValue data[], int32_t dataLength) { |
| for(int32_t i=0; i<dataLength; ++i) { |
| const char *expectedString=data[i].s; |
| int32_t stringLength=strlen(expectedString); |
| if(!trie.next(expectedString, stringLength/2)) { |
| errln("trie.next(up to middle of string)=USTRINGTRIE_NO_MATCH for %s", data[i].s); |
| continue; |
| } |
| // Test that we stop properly at the end of the string. |
| if(trie.next(expectedString+stringLength/2, stringLength+1-stringLength/2)) { |
| errln("trie.next(string+NUL)!=USTRINGTRIE_NO_MATCH for %s", data[i].s); |
| } |
| trie.reset(); |
| } |
| } |
| |
| void BytesTrieTest::checkIterator(const BytesTrie &trie, |
| const StringAndValue data[], int32_t dataLength) { |
| IcuTestErrorCode errorCode(*this, "checkIterator()"); |
| BytesTrie::Iterator iter(trie, 0, errorCode); |
| if(errorCode.logIfFailureAndReset("BytesTrie::Iterator(trie) constructor")) { |
| return; |
| } |
| checkIterator(iter, data, dataLength); |
| } |
| |
| void BytesTrieTest::checkIterator(BytesTrie::Iterator &iter, |
| const StringAndValue data[], int32_t dataLength) { |
| IcuTestErrorCode errorCode(*this, "checkIterator()"); |
| for(int32_t i=0; i<dataLength; ++i) { |
| if(!iter.hasNext()) { |
| errln("trie iterator hasNext()=FALSE for item %d: %s", (int)i, data[i].s); |
| break; |
| } |
| UBool hasNext=iter.next(errorCode); |
| if(errorCode.logIfFailureAndReset("trie iterator next() for item %d: %s", (int)i, data[i].s)) { |
| break; |
| } |
| if(!hasNext) { |
| errln("trie iterator next()=FALSE for item %d: %s", (int)i, data[i].s); |
| break; |
| } |
| if(iter.getString()!=StringPiece(data[i].s)) { |
| errln("trie iterator next().getString()=%s but expected %s for item %d", |
| iter.getString().data(), data[i].s, (int)i); |
| } |
| if(iter.getValue()!=data[i].value) { |
| errln("trie iterator next().getValue()=%ld=0x%lx but expected %ld=0x%lx for item %d: %s", |
| (long)iter.getValue(), (long)iter.getValue(), |
| (long)data[i].value, (long)data[i].value, |
| (int)i, data[i].s); |
| } |
| } |
| if(iter.hasNext()) { |
| errln("trie iterator hasNext()=TRUE after all items"); |
| } |
| UBool hasNext=iter.next(errorCode); |
| errorCode.logIfFailureAndReset("trie iterator next() after all items"); |
| if(hasNext) { |
| errln("trie iterator next()=TRUE after all items"); |
| } |
| } |
