1059 lines
38 KiB
C++
1059 lines
38 KiB
C++
// © 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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*******************************************************************************
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* Copyright (C) 2010-2014, International Business Machines
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* Corporation and others. All Rights Reserved.
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*******************************************************************************
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* file name: ucharstrietest.cpp
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* encoding: US-ASCII
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* tab size: 8 (not used)
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* indentation:4
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*
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* created on: 2010nov16
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* created by: Markus W. Scherer
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*/
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#include <string.h>
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#include "unicode/utypes.h"
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#include "unicode/appendable.h"
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#include "unicode/localpointer.h"
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#include "unicode/ucharstrie.h"
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#include "unicode/ucharstriebuilder.h"
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#include "unicode/uniset.h"
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#include "unicode/unistr.h"
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#include "intltest.h"
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#include "cmemory.h"
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struct StringAndValue {
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const char *s;
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int32_t value;
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};
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class UCharsTrieTest : public IntlTest {
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public:
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UCharsTrieTest();
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virtual ~UCharsTrieTest();
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void runIndexedTest(int32_t index, UBool exec, const char *&name, char *par=NULL);
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void TestBuilder();
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void TestEmpty();
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void Test_a();
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void Test_a_ab();
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void TestShortestBranch();
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void TestBranches();
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void TestLongSequence();
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void TestLongBranch();
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void TestValuesForState();
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void TestCompact();
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void TestFirstForCodePoint();
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void TestNextForCodePoint();
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UCharsTrie *buildLargeTrie(int32_t numUniqueFirst);
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void TestLargeTrie();
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UCharsTrie *buildMonthsTrie(UStringTrieBuildOption buildOption);
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void TestHasUniqueValue();
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void TestGetNextUChars();
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void TestIteratorFromBranch();
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void TestIteratorFromLinearMatch();
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void TestTruncatingIteratorFromRoot();
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void TestTruncatingIteratorFromLinearMatchShort();
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void TestTruncatingIteratorFromLinearMatchLong();
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void TestIteratorFromUChars();
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void checkData(const StringAndValue data[], int32_t dataLength);
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void checkData(const StringAndValue data[], int32_t dataLength, UStringTrieBuildOption buildOption);
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UCharsTrie *buildTrie(const StringAndValue data[], int32_t dataLength,
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UStringTrieBuildOption buildOption);
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void checkFirst(UCharsTrie &trie, const StringAndValue data[], int32_t dataLength);
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void checkNext(UCharsTrie &trie, const StringAndValue data[], int32_t dataLength);
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void checkNextWithState(UCharsTrie &trie, const StringAndValue data[], int32_t dataLength);
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void checkNextString(UCharsTrie &trie, const StringAndValue data[], int32_t dataLength);
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void checkIterator(UCharsTrie &trie, const StringAndValue data[], int32_t dataLength);
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void checkIterator(UCharsTrie::Iterator &iter, const StringAndValue data[], int32_t dataLength);
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private:
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UCharsTrieBuilder *builder_;
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};
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extern IntlTest *createUCharsTrieTest() {
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return new UCharsTrieTest();
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}
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UCharsTrieTest::UCharsTrieTest() : builder_(NULL) {
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IcuTestErrorCode errorCode(*this, "UCharsTrieTest()");
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builder_=new UCharsTrieBuilder(errorCode);
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}
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UCharsTrieTest::~UCharsTrieTest() {
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delete builder_;
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}
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void UCharsTrieTest::runIndexedTest(int32_t index, UBool exec, const char *&name, char * /*par*/) {
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if(exec) {
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logln("TestSuite UCharsTrieTest: ");
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}
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TESTCASE_AUTO_BEGIN;
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TESTCASE_AUTO(TestBuilder);
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TESTCASE_AUTO(TestEmpty);
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TESTCASE_AUTO(Test_a);
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TESTCASE_AUTO(Test_a_ab);
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TESTCASE_AUTO(TestShortestBranch);
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TESTCASE_AUTO(TestBranches);
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TESTCASE_AUTO(TestLongSequence);
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TESTCASE_AUTO(TestLongBranch);
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TESTCASE_AUTO(TestValuesForState);
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TESTCASE_AUTO(TestCompact);
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TESTCASE_AUTO(TestFirstForCodePoint);
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TESTCASE_AUTO(TestNextForCodePoint);
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TESTCASE_AUTO(TestLargeTrie);
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TESTCASE_AUTO(TestHasUniqueValue);
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TESTCASE_AUTO(TestGetNextUChars);
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TESTCASE_AUTO(TestIteratorFromBranch);
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TESTCASE_AUTO(TestIteratorFromLinearMatch);
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TESTCASE_AUTO(TestTruncatingIteratorFromRoot);
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TESTCASE_AUTO(TestTruncatingIteratorFromLinearMatchShort);
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TESTCASE_AUTO(TestTruncatingIteratorFromLinearMatchLong);
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TESTCASE_AUTO(TestIteratorFromUChars);
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TESTCASE_AUTO_END;
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}
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void UCharsTrieTest::TestBuilder() {
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IcuTestErrorCode errorCode(*this, "TestBuilder()");
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delete builder_->build(USTRINGTRIE_BUILD_FAST, errorCode);
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if(errorCode.reset()!=U_INDEX_OUTOFBOUNDS_ERROR) {
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errln("UCharsTrieBuilder().build() did not set U_INDEX_OUTOFBOUNDS_ERROR");
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return;
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}
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// TODO: remove .build(...) once add() checks for duplicates.
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builder_->add("=", 0, errorCode).add("=", 1, errorCode).build(USTRINGTRIE_BUILD_FAST, errorCode);
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if(errorCode.reset()!=U_ILLEGAL_ARGUMENT_ERROR) {
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errln("UCharsTrieBuilder.add() did not detect duplicates");
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return;
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}
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}
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void UCharsTrieTest::TestEmpty() {
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static const StringAndValue data[]={
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{ "", 0 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::Test_a() {
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static const StringAndValue data[]={
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{ "a", 1 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::Test_a_ab() {
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static const StringAndValue data[]={
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{ "a", 1 },
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{ "ab", 100 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::TestShortestBranch() {
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static const StringAndValue data[]={
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{ "a", 1000 },
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{ "b", 2000 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::TestBranches() {
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static const StringAndValue data[]={
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{ "a", 0x10 },
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{ "cc", 0x40 },
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{ "e", 0x100 },
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{ "ggg", 0x400 },
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{ "i", 0x1000 },
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{ "kkkk", 0x4000 },
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{ "n", 0x10000 },
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{ "ppppp", 0x40000 },
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{ "r", 0x100000 },
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{ "sss", 0x200000 },
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{ "t", 0x400000 },
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{ "uu", 0x800000 },
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{ "vv", 0x7fffffff },
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{ "zz", (int32_t)0x80000000 }
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};
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for(int32_t length=2; length<=UPRV_LENGTHOF(data); ++length) {
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logln("TestBranches length=%d", (int)length);
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checkData(data, length);
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}
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}
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void UCharsTrieTest::TestLongSequence() {
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static const StringAndValue data[]={
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{ "a", -1 },
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// sequence of linear-match nodes
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{ "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ", -2 },
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// more than 256 units
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{ "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ", -3 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::TestLongBranch() {
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// Split-branch and interesting compact-integer values.
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static const StringAndValue data[]={
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{ "a", -2 },
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{ "b", -1 },
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{ "c", 0 },
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{ "d2", 1 },
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{ "f", 0x3f },
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{ "g", 0x40 },
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{ "h", 0x41 },
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{ "j23", 0x1900 },
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{ "j24", 0x19ff },
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{ "j25", 0x1a00 },
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{ "k2", 0x1a80 },
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{ "k3", 0x1aff },
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{ "l234567890", 0x1b00 },
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{ "l234567890123", 0x1b01 },
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{ "nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn", 0x10ffff },
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{ "oooooooooooooooooooooooooooooooooooooooooooooooooooooo", 0x110000 },
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{ "pppppppppppppppppppppppppppppppppppppppppppppppppppppp", 0x120000 },
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{ "r", 0x333333 },
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{ "s2345", 0x4444444 },
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{ "t234567890", 0x77777777 },
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{ "z", (int32_t)0x80000001 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::TestValuesForState() {
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// Check that saveState() and resetToState() interact properly
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// with next() and current().
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static const StringAndValue data[]={
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{ "a", -1 },
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{ "ab", -2 },
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{ "abc", -3 },
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{ "abcd", -4 },
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{ "abcde", -5 },
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{ "abcdef", -6 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::TestCompact() {
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// Duplicate trailing strings and values provide opportunities for compacting.
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static const StringAndValue data[]={
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{ "+", 0 },
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{ "+august", 8 },
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{ "+december", 12 },
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{ "+july", 7 },
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{ "+june", 6 },
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{ "+november", 11 },
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{ "+october", 10 },
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{ "+september", 9 },
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{ "-", 0 },
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{ "-august", 8 },
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{ "-december", 12 },
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{ "-july", 7 },
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{ "-june", 6 },
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{ "-november", 11 },
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{ "-october", 10 },
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{ "-september", 9 },
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// The l+n branch (with its sub-nodes) is a duplicate but will be written
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// both times because each time it follows a different linear-match node.
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{ "xjuly", 7 },
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{ "xjune", 6 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::TestFirstForCodePoint() {
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static const StringAndValue data[]={
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{ "a", 1 },
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{ "a\\ud800", 2 },
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{ "a\\U00010000", 3 },
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{ "\\ud840", 4 },
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{ "\\U00020000\\udbff", 5 },
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{ "\\U00020000\\U0010ffff", 6 },
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{ "\\U00020000\\U0010ffffz", 7 },
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{ "\\U00050000xy", 8 },
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{ "\\U00050000xyz", 9 }
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};
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checkData(data, UPRV_LENGTHOF(data));
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}
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void UCharsTrieTest::TestNextForCodePoint() {
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static const StringAndValue data[]={
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{ "\\u4dff\\U00010000\\u9999\\U00020000\\udfff\\U0010ffff", 2000000000 },
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{ "\\u4dff\\U00010000\\u9999\\U00020002", 44444 },
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{ "\\u4dff\\U000103ff", 99999 }
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};
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LocalPointer<UCharsTrie> trie(buildTrie(data, UPRV_LENGTHOF(data), USTRINGTRIE_BUILD_FAST));
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if(trie.isNull()) {
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return; // buildTrie() reported an error
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}
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UStringTrieResult result;
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if( (result=trie->nextForCodePoint(0x4dff))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x10000))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x9999))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x20000))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0xdfff))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x10ffff))!=USTRINGTRIE_FINAL_VALUE || result!=trie->current() ||
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trie->getValue()!=2000000000
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) {
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errln("UCharsTrie.nextForCodePoint() fails for %s", data[0].s);
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}
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if( (result=trie->firstForCodePoint(0x4dff))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x10000))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x9999))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x20002))!=USTRINGTRIE_FINAL_VALUE || result!=trie->current() ||
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trie->getValue()!=44444
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) {
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errln("UCharsTrie.nextForCodePoint() fails for %s", data[1].s);
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}
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if( (result=trie->reset().nextForCodePoint(0x4dff))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x10000))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x9999))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x20222))!=USTRINGTRIE_NO_MATCH || result!=trie->current() // no match for trail surrogate
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) {
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errln("UCharsTrie.nextForCodePoint() fails for \\u4dff\\U00010000\\u9999\\U00020222");
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}
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if( (result=trie->reset().nextForCodePoint(0x4dff))!=USTRINGTRIE_NO_VALUE || result!=trie->current() ||
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(result=trie->nextForCodePoint(0x103ff))!=USTRINGTRIE_FINAL_VALUE || result!=trie->current() ||
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trie->getValue()!=99999
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) {
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errln("UCharsTrie.nextForCodePoint() fails for %s", data[2].s);
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}
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}
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// Definitions in the anonymous namespace are invisible outside this file.
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namespace {
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// Generate (string, value) pairs.
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// The first string (before next()) will be empty.
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class Generator {
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public:
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Generator() : value(4711), num(0) {}
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void next() {
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UChar c;
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s.truncate(0);
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s.append(c=(UChar)(value>>16));
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s.append((UChar)(value>>4));
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if(value&1) {
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s.append((UChar)value);
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}
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set.add(c);
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value+=((value>>5)&0x7ff)*3+1;
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++num;
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}
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const UnicodeString &getString() const { return s; }
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int32_t getValue() const { return value; }
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int32_t countUniqueFirstChars() const { return set.size(); }
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int32_t getIndex() const { return num; }
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private:
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UnicodeString s;
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UnicodeSet set;
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int32_t value;
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int32_t num;
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};
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} // end namespace
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UCharsTrie *UCharsTrieTest::buildLargeTrie(int32_t numUniqueFirst) {
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IcuTestErrorCode errorCode(*this, "buildLargeTrie()");
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Generator gen;
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builder_->clear();
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while(gen.countUniqueFirstChars()<numUniqueFirst) {
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builder_->add(gen.getString(), gen.getValue(), errorCode);
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gen.next();
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}
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logln("buildLargeTrie(%ld) added %ld strings", (long)numUniqueFirst, (long)gen.getIndex());
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UnicodeString trieUChars;
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builder_->buildUnicodeString(USTRINGTRIE_BUILD_FAST, trieUChars, errorCode);
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logln("serialized trie size: %ld UChars\n", (long)trieUChars.length());
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return new UCharsTrie(trieUChars.getBuffer());
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}
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// Exercise a large branch node.
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void UCharsTrieTest::TestLargeTrie() {
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LocalPointer<UCharsTrie> trie(buildLargeTrie(1111));
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if(trie.isNull()) {
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return; // buildTrie() reported an error
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}
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Generator gen;
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while(gen.countUniqueFirstChars()<1111) {
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UnicodeString x(gen.getString());
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int32_t value=gen.getValue();
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if(!x.isEmpty()) {
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if(trie->first(x[0])==USTRINGTRIE_NO_MATCH) {
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errln("first(first char U+%04X)=USTRINGTRIE_NO_MATCH for string %ld\n",
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x[0], (long)gen.getIndex());
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break;
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}
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x.remove(0, 1);
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}
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UStringTrieResult result=trie->next(x.getBuffer(), x.length());
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if(!USTRINGTRIE_HAS_VALUE(result) || result!=trie->current() || value!=trie->getValue()) {
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errln("next(%d chars U+%04X U+%04X)!=hasValue or "
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"next()!=current() or getValue() wrong "
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"for string %ld\n", (int)x.length(), x[0], x[1], (long)gen.getIndex());
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break;
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}
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gen.next();
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}
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}
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enum {
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u_a=0x61,
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u_b=0x62,
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u_c=0x63,
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u_j=0x6a,
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u_n=0x6e,
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u_r=0x72,
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u_u=0x75,
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u_y=0x79
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};
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UCharsTrie *UCharsTrieTest::buildMonthsTrie(UStringTrieBuildOption buildOption) {
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// All types of nodes leading to the same value,
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// for code coverage of recursive functions.
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// In particular, we need a lot of branches on some single level
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// to exercise a split-branch node.
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static const StringAndValue data[]={
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{ "august", 8 },
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{ "jan", 1 },
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{ "jan.", 1 },
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{ "jana", 1 },
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{ "janbb", 1 },
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{ "janc", 1 },
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{ "janddd", 1 },
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{ "janee", 1 },
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{ "janef", 1 },
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{ "janf", 1 },
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{ "jangg", 1 },
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{ "janh", 1 },
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{ "janiiii", 1 },
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{ "janj", 1 },
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{ "jankk", 1 },
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{ "jankl", 1 },
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{ "jankmm", 1 },
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{ "janl", 1 },
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{ "janm", 1 },
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{ "jannnnnnnnnnnnnnnnnnnnnnnnnnnnn", 1 },
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{ "jano", 1 },
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{ "janpp", 1 },
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{ "janqqq", 1 },
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{ "janr", 1 },
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|
{ "januar", 1 },
|
|
{ "january", 1 },
|
|
{ "july", 7 },
|
|
{ "jun", 6 },
|
|
{ "jun.", 6 },
|
|
{ "june", 6 }
|
|
};
|
|
return buildTrie(data, UPRV_LENGTHOF(data), buildOption);
|
|
}
|
|
|
|
void UCharsTrieTest::TestHasUniqueValue() {
|
|
LocalPointer<UCharsTrie> 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(u_j);
|
|
trie->next(u_a);
|
|
trie->next(u_n);
|
|
// hasUniqueValue() directly after next()
|
|
if(!trie->hasUniqueValue(uniqueValue) || uniqueValue!=1) {
|
|
errln("not unique value 1 after \"jan\"");
|
|
}
|
|
trie->first(u_j);
|
|
trie->next(u_u);
|
|
if(trie->hasUniqueValue(uniqueValue)) {
|
|
errln("unique value after \"ju\"");
|
|
}
|
|
if(trie->next(u_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(u_a);
|
|
trie->next(u_u);
|
|
if(!trie->hasUniqueValue(uniqueValue) || uniqueValue!=8) {
|
|
errln("not unique value 8 after \"au\"");
|
|
}
|
|
}
|
|
|
|
void UCharsTrieTest::TestGetNextUChars() {
|
|
LocalPointer<UCharsTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_SMALL));
|
|
if(trie.isNull()) {
|
|
return; // buildTrie() reported an error
|
|
}
|
|
UnicodeString buffer;
|
|
UnicodeStringAppendable app(buffer);
|
|
int32_t count=trie->getNextUChars(app);
|
|
if(count!=2 || buffer.length()!=2 || buffer[0]!=u_a || buffer[1]!=u_j) {
|
|
errln("months getNextUChars()!=[aj] at root");
|
|
}
|
|
trie->next(u_j);
|
|
trie->next(u_a);
|
|
trie->next(u_n);
|
|
// getNextUChars() directly after next()
|
|
buffer.remove();
|
|
count=trie->getNextUChars(app);
|
|
if(count!=20 || buffer!=UNICODE_STRING_SIMPLE(".abcdefghijklmnopqru")) {
|
|
errln("months getNextUChars()!=[.abcdefghijklmnopqru] after \"jan\"");
|
|
}
|
|
// getNextUChars() after getValue()
|
|
trie->getValue(); // next() had returned USTRINGTRIE_INTERMEDIATE_VALUE.
|
|
buffer.remove();
|
|
count=trie->getNextUChars(app);
|
|
if(count!=20 || buffer!=UNICODE_STRING_SIMPLE(".abcdefghijklmnopqru")) {
|
|
errln("months getNextUChars()!=[.abcdefghijklmnopqru] after \"jan\"+getValue()");
|
|
}
|
|
// getNextUChars() from a linear-match node
|
|
trie->next(u_u);
|
|
buffer.remove();
|
|
count=trie->getNextUChars(app);
|
|
if(count!=1 || buffer.length()!=1 || buffer[0]!=u_a) {
|
|
errln("months getNextUChars()!=[a] after \"janu\"");
|
|
}
|
|
trie->next(u_a);
|
|
buffer.remove();
|
|
count=trie->getNextUChars(app);
|
|
if(count!=1 || buffer.length()!=1 || buffer[0]!=u_r) {
|
|
errln("months getNextUChars()!=[r] after \"janua\"");
|
|
}
|
|
trie->next(u_r);
|
|
trie->next(u_y);
|
|
// getNextUChars() after a final match
|
|
buffer.remove();
|
|
count=trie->getNextUChars(app);
|
|
if(count!=0 || buffer.length()!=0) {
|
|
errln("months getNextUChars()!=[] after \"january\"");
|
|
}
|
|
}
|
|
|
|
void UCharsTrieTest::TestIteratorFromBranch() {
|
|
LocalPointer<UCharsTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_FAST));
|
|
if(trie.isNull()) {
|
|
return; // buildTrie() reported an error
|
|
}
|
|
// Go to a branch node.
|
|
trie->next(u_j);
|
|
trie->next(u_a);
|
|
trie->next(u_n);
|
|
IcuTestErrorCode errorCode(*this, "TestIteratorFromBranch()");
|
|
UCharsTrie::Iterator iter(*trie, 0, errorCode);
|
|
if(errorCode.logIfFailureAndReset("UCharsTrie::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 UCharsTrieTest::TestIteratorFromLinearMatch() {
|
|
LocalPointer<UCharsTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_SMALL));
|
|
if(trie.isNull()) {
|
|
return; // buildTrie() reported an error
|
|
}
|
|
// Go into a linear-match node.
|
|
trie->next(u_j);
|
|
trie->next(u_a);
|
|
trie->next(u_n);
|
|
trie->next(u_u);
|
|
trie->next(u_a);
|
|
IcuTestErrorCode errorCode(*this, "TestIteratorFromLinearMatch()");
|
|
UCharsTrie::Iterator iter(*trie, 0, errorCode);
|
|
if(errorCode.logIfFailureAndReset("UCharsTrie::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 UCharsTrieTest::TestTruncatingIteratorFromRoot() {
|
|
LocalPointer<UCharsTrie> trie(buildMonthsTrie(USTRINGTRIE_BUILD_FAST));
|
|
if(trie.isNull()) {
|
|
return; // buildTrie() reported an error
|
|
}
|
|
IcuTestErrorCode errorCode(*this, "TestTruncatingIteratorFromRoot()");
|
|
UCharsTrie::Iterator iter(*trie, 4, errorCode);
|
|
if(errorCode.logIfFailureAndReset("UCharsTrie::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 UCharsTrieTest::TestTruncatingIteratorFromLinearMatchShort() {
|
|
static const StringAndValue data[]={
|
|
{ "abcdef", 10 },
|
|
{ "abcdepq", 200 },
|
|
{ "abcdeyz", 3000 }
|
|
};
|
|
LocalPointer<UCharsTrie> 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(u_a);
|
|
trie->next(u_b);
|
|
IcuTestErrorCode errorCode(*this, "TestTruncatingIteratorFromLinearMatchShort()");
|
|
// Truncate within the linear-match node.
|
|
UCharsTrie::Iterator iter(*trie, 2, errorCode);
|
|
if(errorCode.logIfFailureAndReset("UCharsTrie::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 UCharsTrieTest::TestTruncatingIteratorFromLinearMatchLong() {
|
|
static const StringAndValue data[]={
|
|
{ "abcdef", 10 },
|
|
{ "abcdepq", 200 },
|
|
{ "abcdeyz", 3000 }
|
|
};
|
|
LocalPointer<UCharsTrie> 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(u_a);
|
|
trie->next(u_b);
|
|
trie->next(u_c);
|
|
IcuTestErrorCode errorCode(*this, "TestTruncatingIteratorFromLinearMatchLong()");
|
|
// Truncate after the linear-match node.
|
|
UCharsTrie::Iterator iter(*trie, 3, errorCode);
|
|
if(errorCode.logIfFailureAndReset("UCharsTrie::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 UCharsTrieTest::TestIteratorFromUChars() {
|
|
static const StringAndValue data[]={
|
|
{ "mm", 3 },
|
|
{ "mmm", 33 },
|
|
{ "mmnop", 333 }
|
|
};
|
|
builder_->clear();
|
|
IcuTestErrorCode errorCode(*this, "TestIteratorFromUChars()");
|
|
for(int32_t i=0; i<UPRV_LENGTHOF(data); ++i) {
|
|
builder_->add(data[i].s, data[i].value, errorCode);
|
|
}
|
|
UnicodeString trieUChars;
|
|
builder_->buildUnicodeString(USTRINGTRIE_BUILD_FAST, trieUChars, errorCode);
|
|
UCharsTrie::Iterator iter(trieUChars.getBuffer(), 0, errorCode);
|
|
checkIterator(iter, data, UPRV_LENGTHOF(data));
|
|
}
|
|
|
|
void UCharsTrieTest::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 UCharsTrieTest::checkData(const StringAndValue data[], int32_t dataLength, UStringTrieBuildOption buildOption) {
|
|
LocalPointer<UCharsTrie> 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);
|
|
}
|
|
|
|
UCharsTrie *UCharsTrieTest::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(UnicodeString(data[index].s, -1, US_INV).unescape(),
|
|
data[index].value, errorCode);
|
|
index=(index+step)%dataLength;
|
|
}
|
|
UnicodeString trieUChars;
|
|
builder_->buildUnicodeString(buildOption, trieUChars, errorCode);
|
|
LocalPointer<UCharsTrie> 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 UChars\n", (long)trieUChars.length());
|
|
UnicodeString trieUChars2;
|
|
builder_->buildUnicodeString(buildOption, trieUChars2, errorCode);
|
|
if(trieUChars.getBuffer()==trieUChars2.getBuffer()) {
|
|
errln("builder.buildUnicodeString() before & after build() returned same array");
|
|
}
|
|
if(errorCode.isFailure()) {
|
|
return NULL;
|
|
}
|
|
// Tries from either build() method should be identical but
|
|
// UCharsTrie does not implement equals().
|
|
// We just return either one.
|
|
if((dataLength&1)!=0) {
|
|
return trie.orphan();
|
|
} else {
|
|
return new UCharsTrie(trieUChars2.getBuffer());
|
|
}
|
|
}
|
|
|
|
void UCharsTrieTest::checkFirst(UCharsTrie &trie,
|
|
const StringAndValue data[], int32_t dataLength) {
|
|
for(int32_t i=0; i<dataLength; ++i) {
|
|
if(*data[i].s==0) {
|
|
continue; // skip empty string
|
|
}
|
|
UnicodeString expectedString=UnicodeString(data[i].s, -1, US_INV).unescape();
|
|
UChar32 c=expectedString[0];
|
|
UChar32 nextCp=expectedString.length()>1 ? expectedString[1] : 0;
|
|
UStringTrieResult firstResult=trie.first(c);
|
|
int32_t firstValue=USTRINGTRIE_HAS_VALUE(firstResult) ? trie.getValue() : -1;
|
|
UStringTrieResult nextResult=trie.next(nextCp);
|
|
if(firstResult!=trie.reset().next(c) ||
|
|
firstResult!=trie.current() ||
|
|
firstValue!=(USTRINGTRIE_HAS_VALUE(firstResult) ? trie.getValue() : -1) ||
|
|
nextResult!=trie.next(nextCp)
|
|
) {
|
|
errln("trie.first(U+%04X)!=trie.reset().next(same) for %s",
|
|
c, data[i].s);
|
|
}
|
|
c=expectedString.char32At(0);
|
|
int32_t cLength=U16_LENGTH(c);
|
|
nextCp=expectedString.length()>cLength ? expectedString.char32At(cLength) : 0;
|
|
firstResult=trie.firstForCodePoint(c);
|
|
firstValue=USTRINGTRIE_HAS_VALUE(firstResult) ? trie.getValue() : -1;
|
|
nextResult=trie.nextForCodePoint(nextCp);
|
|
if(firstResult!=trie.reset().nextForCodePoint(c) ||
|
|
firstResult!=trie.current() ||
|
|
firstValue!=(USTRINGTRIE_HAS_VALUE(firstResult) ? trie.getValue() : -1) ||
|
|
nextResult!=trie.nextForCodePoint(nextCp)
|
|
) {
|
|
errln("trie.firstForCodePoint(U+%04X)!=trie.reset().nextForCodePoint(same) for %s",
|
|
c, data[i].s);
|
|
}
|
|
}
|
|
trie.reset();
|
|
}
|
|
|
|
void UCharsTrieTest::checkNext(UCharsTrie &trie,
|
|
const StringAndValue data[], int32_t dataLength) {
|
|
UCharsTrie::State state;
|
|
for(int32_t i=0; i<dataLength; ++i) {
|
|
UnicodeString expectedString=UnicodeString(data[i].s, -1, US_INV).unescape();
|
|
int32_t stringLength= (i&1) ? -1 : expectedString.length();
|
|
UStringTrieResult result;
|
|
if( !USTRINGTRIE_HAS_VALUE(
|
|
result=trie.next(expectedString.getTerminatedBuffer(), 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=expectedString.length();
|
|
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(expectedString[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;
|
|
for(int32_t c=0x20; c<0xe000; ++c) {
|
|
if(c==0x80) {
|
|
c=0xd800; // Check for ASCII and surrogates but not all of the BMP.
|
|
}
|
|
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 UChar)!=USTRINGTRIE_NO_MATCH) after end of %s", data[i].s);
|
|
}
|
|
trie.reset();
|
|
}
|
|
}
|
|
|
|
void UCharsTrieTest::checkNextWithState(UCharsTrie &trie,
|
|
const StringAndValue data[], int32_t dataLength) {
|
|
UCharsTrie::State noState, state;
|
|
for(int32_t i=0; i<dataLength; ++i) {
|
|
if((i&1)==0) {
|
|
// This should have no effect.
|
|
trie.resetToState(noState);
|
|
}
|
|
UnicodeString expectedString=UnicodeString(data[i].s, -1, US_INV).unescape();
|
|
int32_t stringLength=expectedString.length();
|
|
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.getTerminatedBuffer()+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.getTerminatedBuffer()+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 UCharsTrieTest::checkNextString(UCharsTrie &trie,
|
|
const StringAndValue data[], int32_t dataLength) {
|
|
for(int32_t i=0; i<dataLength; ++i) {
|
|
UnicodeString expectedString=UnicodeString(data[i].s, -1, US_INV).unescape();
|
|
int32_t stringLength=expectedString.length();
|
|
if(!trie.next(expectedString.getTerminatedBuffer(), 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.getTerminatedBuffer()+stringLength/2,
|
|
stringLength+1-stringLength/2)) {
|
|
errln("trie.next(string+NUL)!=USTRINGTRIE_NO_MATCH for %s", data[i].s);
|
|
}
|
|
trie.reset();
|
|
}
|
|
}
|
|
|
|
void UCharsTrieTest::checkIterator(UCharsTrie &trie,
|
|
const StringAndValue data[], int32_t dataLength) {
|
|
IcuTestErrorCode errorCode(*this, "checkIterator()");
|
|
UCharsTrie::Iterator iter(trie, 0, errorCode);
|
|
if(errorCode.logIfFailureAndReset("UCharsTrie::Iterator(trieUChars) constructor")) {
|
|
return;
|
|
}
|
|
checkIterator(iter, data, dataLength);
|
|
}
|
|
|
|
void UCharsTrieTest::checkIterator(UCharsTrie::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;
|
|
}
|
|
UnicodeString expectedString=UnicodeString(data[i].s, -1, US_INV).unescape();
|
|
if(iter.getString()!=expectedString) {
|
|
char buffer[1000];
|
|
UnicodeString invString(prettify(iter.getString()));
|
|
invString.extract(0, invString.length(), buffer, UPRV_LENGTHOF(buffer), US_INV);
|
|
errln("trie iterator next().getString()=%s but expected %s for item %d",
|
|
buffer, 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");
|
|
}
|
|
}
|