493 lines
14 KiB
C
493 lines
14 KiB
C
/********************************************************************
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* COPYRIGHT:
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* Copyright (c) 1997-1999, International Business Machines Corporation and
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* others. All Rights Reserved.
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********************************************************************/
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/********************************************************************************
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*
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* File CITERTST.C
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*
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* Modification History:
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* Name Description
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* Madhu Katragadda Ported for C API
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*********************************************************************************/
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/*
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* Collation Iterator tests.
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* (Let me reiterate my position...)
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*/
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#include "unicode/utypes.h"
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#include "unicode/ucol.h"
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#include "unicode/uloc.h"
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#include "cintltst.h"
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#include "citertst.h"
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#include "unicode/ustring.h"
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#define ARRAY_LENGTH(array) (sizeof array / sizeof array[0])
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static UErrorCode status = U_ZERO_ERROR;
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UCollator *en_us=0;
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void addCollIterTest(TestNode** root)
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{
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addTest(root, &TestPrevious, "tscoll/citertst/TestPrevious");
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addTest(root, &TestOffset, "tscoll/citertst/TestOffset");
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addTest(root, &TestSetText, "tscoll/citertst/TestSetText");
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addTest(root, &TestMaxExpansion, "tscoll/citertst/TestMaxExpansion");
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}
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/**
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* Test for CollationElementIterator.previous()
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*
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* @bug 4108758 - Make sure it works with contracting characters
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*
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*/
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void TestPrevious()
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{
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UChar rule[50];
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UChar *source;
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UCollator *c1, *c2, *c3;
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UCollationElements *iter;
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UErrorCode status = U_ZERO_ERROR;
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test1=(UChar*)malloc(sizeof(UChar) * 50);
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test2=(UChar*)malloc(sizeof(UChar) * 50);
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u_uastrcpy(test1, "What subset of all possible test cases?");
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u_uastrcpy(test2, "has the highest probability of detecting");
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en_us = ucol_open("en_US", &status);
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iter=ucol_openElements(en_us, test1, u_strlen(test1), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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/* A basic test to see if it's working at all */
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backAndForth(iter);
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ucol_closeElements(iter);
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/* Test with a contracting character sequence */
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u_uastrcpy(rule, " < a,A < b,B < c,C, d,D < z,Z < ch,cH,Ch,CH");
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c1 = ucol_openRules(rule, u_strlen(rule), UCOL_NO_NORMALIZATION, UCOL_DEFAULT_STRENGTH, &status);
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if (c1 == NULL || U_FAILURE(status))
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{
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log_err("Couldn't create a RuleBasedCollator with a contracting sequence\n %s\n",
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myErrorName(status));
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return;
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}
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source=(UChar*)malloc(sizeof(UChar) * 20);
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u_uastrcpy(source, "abchdcba");
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iter=ucol_openElements(c1, source, u_strlen(source), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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backAndForth(iter);
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ucol_closeElements(iter);
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ucol_close(c1);
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free(source);
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/* Test with an expanding character sequence */
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u_uastrcpy(rule, "< a < b < c/abd < d");
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c2 = ucol_openRules(rule, u_strlen(rule), UCOL_NO_NORMALIZATION, UCOL_DEFAULT_STRENGTH, &status);
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if (c2 == NULL || U_FAILURE(status))
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{
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log_err("Couldn't create a RuleBasedCollator with a contracting sequence.\n %s\n",
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myErrorName(status));
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return;
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}
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source=(UChar*)malloc(sizeof(UChar) * 5);
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u_uastrcpy(source, "abcd");
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iter=ucol_openElements(c2, source, u_strlen(source), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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backAndForth(iter);
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ucol_closeElements(iter);
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ucol_close(c2);
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free(source);
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/* Now try both */
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u_uastrcpy(rule, "< a < b < c/aba < d < z < ch");
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c3 = ucol_openRules(rule, u_strlen(rule), UCOL_DEFAULT_NORMALIZATION, UCOL_DEFAULT_STRENGTH, &status);
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if (c3 == NULL || U_FAILURE(status))
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{
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log_err("Couldn't create a RuleBasedCollator with a contracting sequence.\n %s\n",
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myErrorName(status));
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return;
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}
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source=(UChar*)malloc(sizeof(UChar) * 10);
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u_uastrcpy(source, "abcdbchdc");
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iter=ucol_openElements(c3, source, u_strlen(source), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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backAndForth(iter);
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ucol_closeElements(iter);
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ucol_close(c3);
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free(source);
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ucol_close(en_us);
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free(test1);
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free(test2);
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}
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/**
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* Test for getOffset() and setOffset()
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*/
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void TestOffset()
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{
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UErrorCode status= U_ZERO_ERROR;
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UCollationElements *iter, *pristine;
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int32_t offset;
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int32_t *orders;
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int32_t orderLength=0;
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test1=(UChar*)malloc(sizeof(UChar) * 50);
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test2=(UChar*)malloc(sizeof(UChar) * 50);
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u_uastrcpy(test1, "What subset of all possible test cases?");
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u_uastrcpy(test2, "has the highest probability of detecting");
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en_us = ucol_open("en_US", &status);
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log_verbose("Testing getOffset and setOffset for CollationElements\n");
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iter=ucol_openElements(en_us, test1, u_strlen(test1), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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/* Run all the way through the iterator, then get the offset */
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orders = getOrders(iter, &orderLength);
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offset = ucol_getOffset(iter);
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if (offset != u_strlen(test1))
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{
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log_err("offset at end != length %d vs %d\n", offset,
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u_strlen(test1) );
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}
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/* Now set the offset back to the beginning and see if it works */
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pristine=ucol_openElements(en_us, test1, u_strlen(test1), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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status = U_ZERO_ERROR;
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ucol_setOffset(iter, 0, &status);
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if (U_FAILURE(status))
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{
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log_err("setOffset failed. %s\n", myErrorName(status));
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}
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else
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{
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assertEqual(iter, pristine);
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}
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ucol_closeElements(pristine);
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ucol_closeElements(iter);
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free(orders);
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ucol_close(en_us);
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free(test1);
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free(test2);
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}
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/**
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* Test for setText()
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*/
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void TestSetText()
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{
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int32_t c,i;
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UErrorCode status = U_ZERO_ERROR;
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UCollationElements *iter1, *iter2;
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test1=(UChar*)malloc(sizeof(UChar) * 50);
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test2=(UChar*)malloc(sizeof(UChar) * 50);
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u_uastrcpy(test1, "What subset of all possible test cases?");
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u_uastrcpy(test2, "has the highest probability of detecting");
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en_us = ucol_open("en_US", &status);
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log_verbose("testing setText for Collation elements\n");
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iter1=ucol_openElements(en_us, test1, u_strlen(test1), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator1 using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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iter2=ucol_openElements(en_us, test2, u_strlen(test2), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator2 using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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/* Run through the second iterator just to exercise it */
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c = ucol_next(iter2, &status);
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i = 0;
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while ( ++i < 10 && c != UCOL_NULLORDER)
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{
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if (U_FAILURE(status))
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{
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log_err("iter2->next() returned an error. %s\n", myErrorName(status));
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ucol_closeElements(iter2);
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ucol_closeElements(iter1);
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return;
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}
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c = ucol_next(iter2, &status);
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}
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/* Now set it to point to the same string as the first iterator */
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ucol_setText(iter2, test1, u_strlen(test1), &status);
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if (U_FAILURE(status))
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{
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log_err("call to iter2->setText(test1) failed. %s\n", myErrorName(status));
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}
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else
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{
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assertEqual(iter1, iter2);
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}
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ucol_closeElements(iter2);
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ucol_closeElements(iter1);
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ucol_close(en_us);
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free(test1);
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free(test2);
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}
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void backAndForth(UCollationElements *iter)
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{
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/* Run through the iterator forwards and stick it into an array */
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int32_t index, o;
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UErrorCode status = U_ZERO_ERROR;
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int32_t orderLength = 0;
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int32_t *orders;
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orders= getOrders(iter, &orderLength);
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/* Now go through it backwards and make sure we get the same values */
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index = orderLength;
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while ((o = ucol_previous(iter, &status)) != UCOL_NULLORDER)
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{
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if (o != orders[--index])
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{
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log_err("Mismatch at index : %d\n", index);
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break;
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}
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}
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if (index != 0)
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{
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log_err("Didn't get back to beginning - index is %d\n", index);
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ucol_reset(iter);
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log_err("\nnext: ");
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while ((o = ucol_next(iter, &status)) != UCOL_NULLORDER)
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{
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log_err("Error at %d\n", o);
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}
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log_err("\nprev: ");
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while ((o = ucol_previous(iter, &status)) != UCOL_NULLORDER)
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{
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log_err("Error at %d\n", o);
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}
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log_verbose("\n");
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}
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free(orders);
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}
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/** @bug 4108762
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* Test for getMaxExpansion()
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*/
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void TestMaxExpansion()
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{
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/* Try a simple one first: */
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/* The only expansion ends with 'e' and has length 2 */
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UChar rule1[50];
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UChar temp[20];
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UChar singleUChar[2]={0x00e4};
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const UChar test1[] =
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{
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/*character, count */
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0x61, 1,
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0x62, 1,
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0x65, 2
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};
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const UChar test2[] =
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{
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/*character, count */
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0x61, 1,
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0x62, 1,
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0x65, 2,
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0x66, 4
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};
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u_uastrcpy(rule1, "< a & ae = ");
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u_strcat(rule1, singleUChar);
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u_uastrcpy(temp, " < b < e");
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u_strcat(rule1, temp);
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verifyExpansion(rule1, test1, ARRAY_LENGTH(test1));
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/* Now a more complicated one:
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"a1" --> "ae"
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"z" --> "aeef" */
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u_uastrcpy(rule1, "");
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u_uastrcpy(rule1, "< a & ae = a1 & aeef = z < b < e < f");
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verifyExpansion(rule1, test2, ARRAY_LENGTH(test2));
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}
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/**
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* Verify that getMaxExpansion works on a given set of collation rules
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*
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* The first row of the "tests" array contains the collation rules
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* at index 0, and the string at index 1 is ignored.
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*
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* Subsequent rows of the array contain a character and a number, both
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* represented as strings. The character's collation order is determined,
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* and getMaxExpansion is called for that character. If its value is
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* not equal to the specified number, an error results.
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*/
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void verifyExpansion(UChar* rules, const UChar expansionTests[], int32_t testCount)
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{
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int32_t i;
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UErrorCode status = U_ZERO_ERROR;
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UCollator *coll = NULL;
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UChar source[10];
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UCollationElements *iter=NULL;
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coll = ucol_openRules(rules, u_strlen(rules), UCOL_DEFAULT_NORMALIZATION, UCOL_DEFAULT_STRENGTH, &status);
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if (coll == NULL || U_FAILURE(status)) {
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log_err("Couldn't create a RuleBasedCollator. Error =%s \n", myErrorName(status));
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return;
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}
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u_uastrcpy(source, "");
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iter=ucol_openElements(coll, source, u_strlen(source), &status);
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if(U_FAILURE(status)){
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log_err("ERROR: in creation of collation element iterator using ucol_openElements()\n %s\n",
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myErrorName(status));
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return;
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}
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for (i = 0; i < testCount; i += 2)
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{
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int32_t expansion, expect, order;
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/* First get the collation key that the test string expands to */
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UChar test[2] = { 0, 0} ;
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test[0] = expansionTests[i+0];
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ucol_setText(iter, test, u_strlen(test), &status);
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if (U_FAILURE(status)) {
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log_err("call to ucol_setText(iter, test, length) failed.");
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return;
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}
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order = ucol_next(iter, &status);
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if (U_FAILURE(status)) {
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log_err("call to iter->next() failed.");
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return;
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}
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/*if (order == UCOL_NULLORDER || ucol_next(iter, &status) != UCOL_NULLORDER) {
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ucol_reset(iter);
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log_err("verifyExpansion: \'%s\' has multiple orders\n", austrdup(test));
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}*/
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expansion = ucol_getMaxExpansion(iter, order);
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expect = expansionTests[i+1];
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if (expansion != expect) {
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log_err("Expansion for \'%s\' is wrong. Expected %d, Got %d\n", austrdup(test), expect, expansion);
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}
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}
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ucol_closeElements(iter);
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ucol_close(coll);
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}
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/**
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* Return an integer array containing all of the collation orders
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* returned by calls to next on the specified iterator
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*/
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int32_t* getOrders(UCollationElements *iter, int32_t *orderLength)
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{
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UErrorCode status;
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int32_t order;
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int32_t maxSize = 100;
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int32_t size = 0;
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int32_t *temp;
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int32_t *orders =(int32_t*)malloc(sizeof(int32_t) * maxSize);
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status= U_ZERO_ERROR;
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while ((order=ucol_next(iter, &status)) != UCOL_NULLORDER)
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{
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if (size == maxSize)
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{
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maxSize *= 2;
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temp = (int32_t*)malloc(sizeof(int32_t) * maxSize);
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memcpy(temp, orders, size * sizeof(int32_t));
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free(orders);
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orders = temp;
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}
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orders[size++] = order;
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}
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if (maxSize > size)
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{
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temp = (int32_t*)malloc(sizeof(int32_t) * size);
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memcpy(temp, orders, size * sizeof(int32_t));
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free(orders);
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orders = temp;
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}
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/* ucol_previous(iter, &status); */
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*orderLength = size;
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return orders;
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}
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void assertEqual(UCollationElements *i1, UCollationElements *i2)
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{
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int32_t c1, c2;
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int32_t count = 0;
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UErrorCode status = U_ZERO_ERROR;
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do
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{
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c1 = ucol_next(i1, &status);
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c2 = ucol_next(i2, &status);
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if (c1 != c2)
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{
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log_err("Error in iteration %d assetEqual between\n %d and %d, they are not equal\n", count, c1, c2);
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break;
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}
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count += 1;
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}
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while (c1 != UCOL_NULLORDER);
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}
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