universe@583: /*
universe@583:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
universe@583:  *
universe@583:  * Copyright 2021 Mike Becker, Olaf Wintermann All rights reserved.
universe@583:  *
universe@583:  * Redistribution and use in source and binary forms, with or without
universe@583:  * modification, are permitted provided that the following conditions are met:
universe@583:  *
universe@583:  *   1. Redistributions of source code must retain the above copyright
universe@583:  *      notice, this list of conditions and the following disclaimer.
universe@583:  *
universe@583:  *   2. Redistributions in binary form must reproduce the above copyright
universe@583:  *      notice, this list of conditions and the following disclaimer in the
universe@583:  *      documentation and/or other materials provided with the distribution.
universe@583:  *
universe@583:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
universe@583:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
universe@583:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
universe@583:  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
universe@583:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
universe@583:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
universe@583:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
universe@583:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
universe@583:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
universe@583:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
universe@583:  * POSSIBILITY OF SUCH DAMAGE.
universe@583:  */
universe@583: 
universe@583: #include "cx/string.h"
universe@583: #include "util_allocator.h"
universe@583: 
universe@583: #include <gtest/gtest.h>
universe@583: 
universe@589: #define EXPECT_ZERO_TERMINATED(str) EXPECT_EQ((str).ptr[(str).length], '\0')
universe@589: 
universe@583: TEST(String, construct) {
universe@684:     cxstring s1 = CX_STR("1234");
universe@583:     cxstring s2 = cx_strn("abcd", 2);
universe@583:     cxmutstr s3 = cx_mutstr((char *) "1234");
universe@583:     cxmutstr s4 = cx_mutstrn((char *) "abcd", 2);
universe@583: 
universe@583:     EXPECT_EQ(s1.length, 4);
universe@583:     EXPECT_EQ(s2.length, 2);
universe@583:     EXPECT_EQ(s3.length, 4);
universe@583:     EXPECT_EQ(s4.length, 2);
universe@583: }
universe@583: 
universe@583: TEST(String, strfree) {
universe@583:     CxTestingAllocator alloc;
universe@583:     auto test = (char *) cxMalloc(&alloc, 16);
universe@583:     cxmutstr str = cx_mutstrn(test, 16);
universe@583:     ASSERT_EQ(str.ptr, test);
universe@583:     EXPECT_EQ(str.length, 16);
universe@583:     cx_strfree_a(&alloc, &str);
universe@583:     EXPECT_EQ(str.ptr, nullptr);
universe@583:     EXPECT_EQ(str.length, 0);
universe@583:     EXPECT_TRUE(alloc.verify());
universe@583: }
universe@583: 
universe@589: TEST(String, strdup) {
universe@589:     cxstring str = CX_STR("test");
universe@589:     cxmutstr dup = cx_strdup(str);
universe@589:     ASSERT_EQ(dup.length, str.length);
universe@589:     EXPECT_STREQ(dup.ptr, str.ptr);
universe@589:     EXPECT_ZERO_TERMINATED(dup);
universe@589:     cx_strfree(&dup);
universe@589: 
universe@589:     str.length = 2;
universe@589:     dup = cx_strdup(str);
universe@589:     ASSERT_EQ(dup.length, str.length);
universe@589:     EXPECT_STREQ(dup.ptr, "te");
universe@589:     EXPECT_ZERO_TERMINATED(dup);
universe@589:     cx_strfree(&dup);
universe@589: }
universe@589: 
universe@583: TEST(String, strlen) {
universe@583:     cxstring s1 = CX_STR("1234");
universe@583:     cxstring s2 = CX_STR(".:.:.");
universe@583:     cxstring s3 = CX_STR("X");
universe@583: 
universe@583:     size_t len0 = cx_strlen(0);
universe@583:     size_t len1 = cx_strlen(1, s1);
universe@583:     size_t len2 = cx_strlen(2, s1, s2);
universe@583:     size_t len3 = cx_strlen(3, s1, s2, s3);
universe@583: 
universe@583:     EXPECT_EQ(len0, 0);
universe@583:     EXPECT_EQ(len1, 4);
universe@583:     EXPECT_EQ(len2, 9);
universe@583:     EXPECT_EQ(len3, 10);
universe@583: }
universe@583: 
universe@585: TEST(String, strsubs) {
universe@585:     cxstring str = CX_STR("A test string");
universe@585: 
universe@585:     cxstring sub = cx_strsubs(str, 0);
universe@585:     EXPECT_EQ(cx_strcmp(sub, str), 0);
universe@585: 
universe@585:     sub = cx_strsubs(str, 2);
universe@684:     EXPECT_EQ(cx_strcmp(sub, CX_STR("test string")), 0);
universe@585: 
universe@585:     sub = cx_strsubs(str, 7);
universe@684:     EXPECT_EQ(cx_strcmp(sub, CX_STR("string")), 0);
universe@585: 
universe@585:     sub = cx_strsubs(str, 15);
universe@684:     EXPECT_EQ(cx_strcmp(sub, CX_STR("")), 0);
universe@585: 
universe@585:     sub = cx_strsubsl(str, 2, 4);
universe@684:     EXPECT_EQ(cx_strcmp(sub, CX_STR("test")), 0);
universe@585: 
universe@585:     sub = cx_strsubsl(str, 7, 3);
universe@684:     EXPECT_EQ(cx_strcmp(sub, CX_STR("str")), 0);
universe@585: 
universe@585:     sub = cx_strsubsl(str, 7, 20);
universe@684:     EXPECT_EQ(cx_strcmp(sub, CX_STR("string")), 0);
universe@585: 
universe@585:     // just for coverage, call the _m variant
universe@585:     auto m = cx_strsubs_m(cx_mutstrn(nullptr, 0), 0);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(m), CX_STR("")), 0);
universe@585: }
universe@583: 
universe@583: TEST(String, strchr) {
universe@583:     cxstring str = CX_STR("I will find you - and I will kill you");
universe@583: 
universe@583:     cxstring notfound = cx_strchr(str, 'x');
universe@583:     EXPECT_EQ(notfound.length, 0);
universe@583: 
universe@583:     cxstring result = cx_strchr(str, 'w');
universe@583:     EXPECT_EQ(result.length, 35);
universe@587:     EXPECT_STREQ(result.ptr, "will find you - and I will kill you");
universe@585: 
universe@585:     // just for coverage, call the _m variant
universe@585:     auto m = cx_strchr_m(cx_mutstrn(nullptr, 0), 'a');
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(m), CX_STR("")), 0);
universe@583: }
universe@583: 
universe@583: TEST(String, strrchr) {
universe@583:     cxstring str = CX_STR("I will find you - and I will kill you");
universe@583: 
universe@583:     cxstring notfound = cx_strrchr(str, 'x');
universe@583:     EXPECT_EQ(notfound.length, 0);
universe@583: 
universe@583:     cxstring result = cx_strrchr(str, 'w');
universe@583:     EXPECT_EQ(result.length, 13);
universe@587:     EXPECT_STREQ(result.ptr, "will kill you");
universe@585: 
universe@585:     // just for coverage, call the _m variant
universe@585:     auto m = cx_strrchr_m(cx_mutstrn(nullptr, 0), 'a');
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(m), CX_STR("")), 0);
universe@583: }
universe@583: 
universe@583: TEST(String, strstr) {
universe@583:     cxstring str = CX_STR("find the match in this string");
universe@583:     cxstring longstr = CX_STR(
universe@583:             "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijkl"
universe@583:             "mnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwx"
universe@583:             "yzabcdeababababnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghij"
universe@583:             "klmnopqrstuvwxyzaababababababababrstuvwxyzabcdefghijklmnopqrstuv"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "wxyz1234567890");
universe@583:     cxstring longstrpattern = CX_STR(
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:     );
universe@583:     cxstring longstrresult = CX_STR(
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "abababababababababababababababababababababababababababababababab"
universe@583:             "wxyz1234567890"
universe@583:     );
universe@583: 
universe@684:     cxstring notfound = cx_strstr(str, CX_STR("no match"));
universe@583:     EXPECT_EQ(notfound.length, 0);
universe@583: 
universe@684:     cxstring result = cx_strstr(str, CX_STR("match"));
universe@583:     EXPECT_EQ(result.length, 20);
universe@587:     EXPECT_STREQ(result.ptr, "match in this string");
universe@583: 
universe@684:     result = cx_strstr(str, CX_STR(""));
universe@583:     EXPECT_EQ(result.length, str.length);
universe@587:     EXPECT_STREQ(result.ptr, str.ptr);
universe@583: 
universe@583:     result = cx_strstr(longstr, longstrpattern);
universe@583:     EXPECT_EQ(result.length, longstrresult.length);
universe@587:     EXPECT_STREQ(result.ptr, longstrresult.ptr);
universe@585: 
universe@585:     // just for coverage, call the _m variant
universe@585:     auto mstr = cx_strdup(longstr);
universe@585:     auto m = cx_strstr_m(mstr, longstrpattern);
universe@585:     EXPECT_EQ(m.length, longstrresult.length);
universe@587:     EXPECT_STREQ(m.ptr, longstrresult.ptr);
universe@585:     cx_strfree(&mstr);
universe@583: }
universe@583: 
universe@583: TEST(String, strcmp) {
universe@583:     cxstring str = CX_STR("compare this");
universe@583: 
universe@684:     EXPECT_EQ(cx_strcmp(CX_STR(""), CX_STR("")), 0);
universe@684:     EXPECT_GT(cx_strcmp(str, CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(str, CX_STR("compare this")), 0);
universe@684:     EXPECT_NE(cx_strcmp(str, CX_STR("Compare This")), 0);
universe@684:     EXPECT_LT(cx_strcmp(str, CX_STR("compare tool")), 0);
universe@684:     EXPECT_GT(cx_strcmp(str, CX_STR("compare shit")), 0);
universe@684:     EXPECT_LT(cx_strcmp(str, CX_STR("compare this not")), 0);
universe@684:     EXPECT_GT(cx_strcmp(str, CX_STR("compare")), 0);
universe@671: 
universe@684:     cxstring str2 = CX_STR("Compare This");
universe@671:     EXPECT_NE(cx_strcmp_p(&str, &str2), 0);
universe@684:     str2 = CX_STR("compare this");
universe@671:     EXPECT_EQ(cx_strcmp_p(&str, &str2), 0);
universe@583: }
universe@583: 
universe@583: TEST(String, strcasecmp) {
universe@583:     cxstring str = CX_STR("compare this");
universe@583: 
universe@684:     EXPECT_EQ(cx_strcasecmp(CX_STR(""), CX_STR("")), 0);
universe@684:     EXPECT_GT(cx_strcasecmp(str, CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcasecmp(str, CX_STR("compare this")), 0);
universe@684:     EXPECT_EQ(cx_strcasecmp(str, CX_STR("Compare This")), 0);
universe@684:     EXPECT_LT(cx_strcasecmp(str, CX_STR("compare tool")), 0);
universe@684:     EXPECT_GT(cx_strcasecmp(str, CX_STR("compare shit")), 0);
universe@684:     EXPECT_LT(cx_strcasecmp(str, CX_STR("compare this not")), 0);
universe@684:     EXPECT_GT(cx_strcasecmp(str, CX_STR("compare")), 0);
universe@671: 
universe@684:     cxstring str2 = CX_STR("Compare This");
universe@671:     EXPECT_EQ(cx_strcasecmp_p(&str, &str2), 0);
universe@684:     str2 = CX_STR("Compare Tool");
universe@671:     EXPECT_LT(cx_strcasecmp_p(&str, &str2), 0);
universe@583: }
universe@583: 
universe@583: TEST(String, strcat) {
universe@583:     cxstring s1 = CX_STR("12");
universe@583:     cxstring s2 = CX_STR("34");
universe@583:     cxstring s3 = CX_STR("56");
universe@583:     cxstring sn = {nullptr, 0};
universe@583: 
universe@583:     CxTestingAllocator alloc;
universe@583: 
universe@583:     cxmutstr t1 = cx_strcat_a(&alloc, 2, s1, s2);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(t1), CX_STR("1234")), 0);
universe@589:     EXPECT_ZERO_TERMINATED(t1);
universe@583:     cx_strfree_a(&alloc, &t1);
universe@583: 
universe@583:     cxmutstr t2 = cx_strcat_a(&alloc, 3, s1, s2, s3);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(t2), CX_STR("123456")), 0);
universe@589:     EXPECT_ZERO_TERMINATED(t2);
universe@583:     cx_strfree_a(&alloc, &t2);
universe@583: 
universe@583:     cxmutstr t3 = cx_strcat_a(&alloc, 6, s1, sn, s2, sn, s3, sn);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(t3), CX_STR("123456")), 0);
universe@589:     EXPECT_ZERO_TERMINATED(t3);
universe@583:     cx_strfree_a(&alloc, &t3);
universe@583: 
universe@583:     cxmutstr t4 = cx_strcat_a(&alloc, 2, sn, sn);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(t4), CX_STR("")), 0);
universe@589:     EXPECT_ZERO_TERMINATED(t4);
universe@583:     cx_strfree_a(&alloc, &t4);
universe@583: 
universe@583:     EXPECT_TRUE(alloc.verify());
universe@597: 
universe@597:     // use the macro
universe@597:     cxmutstr t5 = cx_strcat(3, s3, s1, s2);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(t5), CX_STR("561234")), 0);
universe@597:     EXPECT_ZERO_TERMINATED(t5);
universe@597:     cx_strfree(&t5);
universe@697: 
universe@697:     // use an initial string
universe@697:     cxmutstr t6 = cx_strdup(CX_STR("Hello"));
universe@697:     t6 = cx_strcat_m(t6, 2, CX_STR(", "), CX_STR("World!"));
universe@697:     EXPECT_EQ(cx_strcmp(cx_strcast(t6), CX_STR("Hello, World!")), 0);
universe@697:     EXPECT_ZERO_TERMINATED(t6);
universe@697:     cx_strfree(&t6);
universe@583: }
universe@583: 
universe@583: TEST(String, strsplit) {
universe@583: 
universe@684:     cxstring test = CX_STR("this,is,a,csv,string");
universe@583:     size_t capa = 8;
universe@583:     cxstring list[8];
universe@583:     size_t n;
universe@583: 
universe@628:     // special case: empty string
universe@684:     n = cx_strsplit(test, CX_STR(""), capa, list);
universe@583:     ASSERT_EQ(n, 1);
universe@583:     EXPECT_EQ(cx_strcmp(list[0], test), 0);
universe@583: 
universe@628:     // no delimiter occurrence
universe@684:     n = cx_strsplit(test, CX_STR("z"), capa, list);
universe@583:     ASSERT_EQ(n, 1);
universe@583:     EXPECT_EQ(cx_strcmp(list[0], test), 0);
universe@583: 
universe@628:     // partially matching delimiter
universe@684:     n = cx_strsplit(test, CX_STR("is,not"), capa, list);
universe@583:     ASSERT_EQ(n, 1);
universe@583:     EXPECT_EQ(cx_strcmp(list[0], test), 0);
universe@583: 
universe@628:     // matching single-char delimiter
universe@684:     n = cx_strsplit(test, CX_STR(","), capa, list);
universe@583:     ASSERT_EQ(n, 5);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("this")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("is")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR("a")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[3], CX_STR("csv")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[4], CX_STR("string")), 0);
universe@583: 
universe@628:     // matching multi-char delimiter
universe@684:     n = cx_strsplit(test, CX_STR("is"), capa, list);
universe@583:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("th")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR(",")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR(",a,csv,string")), 0);
universe@583: 
universe@628:     // bounded list using single-char delimiter
universe@684:     n = cx_strsplit(test, CX_STR(","), 3, list);
universe@583:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("this")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("is")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR("a,csv,string")), 0);
universe@583: 
universe@628:     // bounded list using multi-char delimiter
universe@684:     n = cx_strsplit(test, CX_STR("is"), 2, list);
universe@583:     ASSERT_EQ(n, 2);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("th")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR(",is,a,csv,string")), 0);
universe@583: 
universe@628:     // start with delimiter
universe@684:     n = cx_strsplit(test, CX_STR("this"), capa, list);
universe@583:     ASSERT_EQ(n, 2);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR(",is,a,csv,string")), 0);
universe@583: 
universe@628:     // end with delimiter
universe@684:     n = cx_strsplit(test, CX_STR("string"), capa, list);
universe@583:     ASSERT_EQ(n, 2);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("this,is,a,csv,")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("")), 0);
universe@583: 
universe@583: 
universe@628:     // end with delimiter exceed bound
universe@684:     n = cx_strsplit(CX_STR("a,b,c,"), CX_STR(","), 3, list);
universe@583:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("a")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("b")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR("c,")), 0);
universe@583: 
universe@628:     // exact match
universe@684:     n = cx_strsplit(test, CX_STR("this,is,a,csv,string"), capa, list);
universe@583:     ASSERT_EQ(n, 2);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("")), 0);
universe@583: 
universe@628:     // string to be split is only substring
universe@684:     n = cx_strsplit(test, CX_STR("this,is,a,csv,string,with,extension"), capa, list);
universe@583:     ASSERT_EQ(n, 1);
universe@583:     EXPECT_EQ(cx_strcmp(list[0], test), 0);
universe@583: 
universe@628:     // subsequent encounter of delimiter (the string between is empty)
universe@684:     n = cx_strsplit(test, CX_STR("is,"), capa, list);
universe@583:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("th")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR("a,csv,string")), 0);
universe@585: 
universe@628:     // call the _m variant just for coverage
universe@585:     auto mtest = cx_strdup(test);
universe@585:     cxmutstr mlist[4];
universe@684:     n = cx_strsplit_m(mtest, CX_STR("is,"), 4, mlist);
universe@585:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(mlist[0]), CX_STR("th")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(mlist[1]), CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(mlist[2]), CX_STR("a,csv,string")), 0);
universe@585:     cx_strfree(&mtest);
universe@583: }
universe@583: 
universe@583: TEST(String, strsplit_a) {
universe@583:     CxTestingAllocator alloc;
universe@583: 
universe@684:     cxstring test = CX_STR("this,is,a,csv,string");
universe@583:     size_t capa = 8;
universe@583:     cxstring *list;
universe@583:     size_t n;
universe@583: 
universe@628:     // special case: empty string
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR(""), capa, &list);
universe@583:     ASSERT_EQ(n, 1);
universe@583:     EXPECT_EQ(cx_strcmp(list[0], test), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // no delimiter occurrence
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("z"), capa, &list);
universe@583:     ASSERT_EQ(n, 1);
universe@583:     EXPECT_EQ(cx_strcmp(list[0], test), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // partially matching delimiter
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("is,not"), capa, &list);
universe@583:     ASSERT_EQ(n, 1);
universe@583:     EXPECT_EQ(cx_strcmp(list[0], test), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // matching single-char delimiter
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR(","), capa, &list);
universe@583:     ASSERT_EQ(n, 5);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("this")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("is")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR("a")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[3], CX_STR("csv")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[4], CX_STR("string")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // matching multi-char delimiter
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("is"), capa, &list);
universe@583:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("th")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR(",")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR(",a,csv,string")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // bounded list using single-char delimiter
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR(","), 3, &list);
universe@583:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("this")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("is")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR("a,csv,string")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // bounded list using multi-char delimiter
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("is"), 2, &list);
universe@583:     ASSERT_EQ(n, 2);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("th")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR(",is,a,csv,string")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // start with delimiter
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("this"), capa, &list);
universe@583:     ASSERT_EQ(n, 2);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR(",is,a,csv,string")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // end with delimiter
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("string"), capa, &list);
universe@583:     ASSERT_EQ(n, 2);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("this,is,a,csv,")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // end with delimiter exceed bound
universe@684:     n = cx_strsplit_a(&alloc, CX_STR("a,b,c,"), CX_STR(","), 3, &list);
universe@583:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("a")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("b")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR("c,")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // exact match
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("this,is,a,csv,string"), capa, &list);
universe@583:     ASSERT_EQ(n, 2);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // string to be split is only substring
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("this,is,a,csv,string,with,extension"), capa, &list);
universe@583:     ASSERT_EQ(n, 1);
universe@583:     EXPECT_EQ(cx_strcmp(list[0], test), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // subsequent encounter of delimiter (the string between is empty)
universe@684:     n = cx_strsplit_a(&alloc, test, CX_STR("is,"), capa, &list);
universe@583:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(list[0], CX_STR("th")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[1], CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(list[2], CX_STR("a,csv,string")), 0);
universe@583:     cxFree(&alloc, list);
universe@583: 
universe@628:     // call the _m variant just for coverage
universe@585:     auto mtest = cx_strdup(test);
universe@585:     cxmutstr *mlist;
universe@684:     n = cx_strsplit_ma(&alloc, mtest, CX_STR("is,"), 4, &mlist);
universe@585:     ASSERT_EQ(n, 3);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(mlist[0]), CX_STR("th")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(mlist[1]), CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(mlist[2]), CX_STR("a,csv,string")), 0);
universe@585:     cxFree(&alloc, mlist);
universe@585:     cx_strfree(&mtest);
universe@585: 
universe@583:     EXPECT_TRUE(alloc.verify());
universe@583: }
universe@583: 
universe@583: TEST(String, strtrim) {
universe@684:     cxstring t1 = cx_strtrim(CX_STR("  ein test  \t "));
universe@684:     cxstring t2 = cx_strtrim(CX_STR("abc"));
universe@684:     cxstring t3 = cx_strtrim(CX_STR(" 123"));
universe@684:     cxstring t4 = cx_strtrim(CX_STR("xyz "));
universe@684:     cxstring t5 = cx_strtrim(CX_STR("   "));
universe@684:     cxstring empty = cx_strtrim(CX_STR(""));
universe@583: 
universe@684:     EXPECT_EQ(cx_strcmp(t1, CX_STR("ein test")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(t2, CX_STR("abc")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(t3, CX_STR("123")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(t4, CX_STR("xyz")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(t5, CX_STR("")), 0);
universe@684:     EXPECT_EQ(cx_strcmp(empty, CX_STR("")), 0);
universe@585: 
universe@628:     // call the _m variant just for coverage
universe@585:     cxmutstr m1 = cx_strtrim_m(cx_mutstr((char *) "  ein test  \t "));
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(m1), CX_STR("ein test")), 0);
universe@583: }
universe@583: 
universe@583: TEST(String, strprefix) {
universe@583:     cxstring str = CX_STR("test my prefix and my suffix");
universe@583:     cxstring empty = CX_STR("");
universe@684:     EXPECT_FALSE(cx_strprefix(empty, CX_STR("pref")));
universe@583:     EXPECT_TRUE(cx_strprefix(str, empty));
universe@583:     EXPECT_TRUE(cx_strprefix(empty, empty));
universe@684:     EXPECT_TRUE(cx_strprefix(str, CX_STR("test ")));
universe@684:     EXPECT_FALSE(cx_strprefix(str, CX_STR("8-) fsck ")));
universe@583: }
universe@583: 
universe@583: TEST(String, strsuffix) {
universe@583:     cxstring str = CX_STR("test my prefix and my suffix");
universe@583:     cxstring empty = CX_STR("");
universe@684:     EXPECT_FALSE(cx_strsuffix(empty, CX_STR("suf")));
universe@583:     EXPECT_TRUE(cx_strsuffix(str, empty));
universe@583:     EXPECT_TRUE(cx_strsuffix(empty, empty));
universe@684:     EXPECT_TRUE(cx_strsuffix(str, CX_STR("fix")));
universe@684:     EXPECT_FALSE(cx_strsuffix(str, CX_STR("fox")));
universe@583: }
universe@583: 
universe@583: TEST(String, strcaseprefix) {
universe@583:     cxstring str = CX_STR("test my prefix and my suffix");
universe@583:     cxstring empty = CX_STR("");
universe@684:     EXPECT_FALSE(cx_strcaseprefix(empty, CX_STR("pREf")));
universe@583:     EXPECT_TRUE(cx_strcaseprefix(str, empty));
universe@583:     EXPECT_TRUE(cx_strcaseprefix(empty, empty));
universe@684:     EXPECT_TRUE(cx_strcaseprefix(str, CX_STR("TEST ")));
universe@684:     EXPECT_FALSE(cx_strcaseprefix(str, CX_STR("8-) fsck ")));
universe@583: }
universe@583: 
universe@583: TEST(String, strcasesuffix) {
universe@583:     cxstring str = CX_STR("test my prefix and my suffix");
universe@583:     cxstring empty = CX_STR("");
universe@684:     EXPECT_FALSE(cx_strcasesuffix(empty, CX_STR("sUf")));
universe@583:     EXPECT_TRUE(cx_strcasesuffix(str, empty));
universe@583:     EXPECT_TRUE(cx_strcasesuffix(empty, empty));
universe@684:     EXPECT_TRUE(cx_strcasesuffix(str, CX_STR("FIX")));
universe@684:     EXPECT_FALSE(cx_strcasesuffix(str, CX_STR("fox")));
universe@583: }
universe@583: 
universe@583: TEST(String, strreplace) {
universe@598:     CxTestingAllocator alloc;
universe@583:     cxstring str = CX_STR("test ababab string aba");
universe@583:     cxstring longstr = CX_STR(
universe@583:             "xyaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaacd");
universe@583:     cxstring notrail = CX_STR("test abab");
universe@583:     cxstring empty = CX_STR("");
universe@583:     cxstring astr = CX_STR("aaaaaaaaaa");
universe@583:     cxstring csstr = CX_STR("test AB ab TEST xyz");
universe@583: 
universe@684:     cxmutstr repl = cx_strreplace(str, CX_STR("abab"), CX_STR("muchlonger"));
universe@589:     auto expected = "test muchlongerab string aba";
universe@583: 
universe@684:     cxmutstr repln = cx_strreplacen(str, CX_STR("ab"), CX_STR("c"), 2);
universe@589:     auto expectedn = "test ccab string aba";
universe@583: 
universe@684:     cxmutstr longrepl = cx_strreplace(longstr, CX_STR("a"), CX_STR("z"));
universe@589:     auto longexpect = "xyzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzcd";
universe@583: 
universe@684:     cxmutstr replnotrail = cx_strreplace(notrail, CX_STR("ab"), CX_STR("z"));
universe@589:     auto notrailexpect = "test zz";
universe@583: 
universe@684:     cxmutstr repleq = cx_strreplace(str, str, CX_STR("hello"));
universe@589:     auto eqexpect = "hello";
universe@583: 
universe@684:     cxmutstr replempty1 = cx_strreplace(empty, CX_STR("ab"), CX_STR("c")); // expect: empty
universe@684:     cxmutstr replempty2 = cx_strreplace(str, CX_STR("abab"), empty);
universe@589:     auto emptyexpect2 = "test ab string aba";
universe@583: 
universe@684:     cxmutstr replpre = cx_strreplace(str, CX_STR("test "), CX_STR("TEST "));
universe@589:     auto preexpected = "TEST ababab string aba";
universe@583: 
universe@684:     cxmutstr replan1 = cx_strreplacen(astr, CX_STR("a"), CX_STR("x"), 1);
universe@589:     auto an1expected = "xaaaaaaaaa";
universe@583: 
universe@684:     cxmutstr replan4 = cx_strreplacen(astr, CX_STR("a"), CX_STR("x"), 4);
universe@589:     auto an4expected = "xxxxaaaaaa";
universe@583: 
universe@684:     cxmutstr replan9 = cx_strreplacen(astr, CX_STR("a"), CX_STR("x"), 9);
universe@589:     auto an9expected = "xxxxxxxxxa";
universe@583: 
universe@684:     cxmutstr replan10 = cx_strreplacen(astr, CX_STR("a"), CX_STR("x"), 10);
universe@589:     auto an10expected = "xxxxxxxxxx";
universe@583: 
universe@684:     cxmutstr repl1_a = cx_strreplace_a(&alloc, csstr, CX_STR("AB"), CX_STR("*"));
universe@598:     auto expeced1_a = "test * ab TEST xyz";
universe@583: 
universe@684:     cxmutstr repl2_a = cx_strreplace_a(&alloc, csstr, CX_STR("test"), CX_STR("TEST"));
universe@598:     auto expected2_a = "TEST AB ab TEST xyz";
universe@583: 
universe@583: 
universe@583:     EXPECT_NE(repl.ptr, str.ptr);
universe@589:     EXPECT_ZERO_TERMINATED(repl);
universe@589:     EXPECT_STREQ(repl.ptr, expected);
universe@589:     EXPECT_ZERO_TERMINATED(repln);
universe@589:     EXPECT_STREQ(repln.ptr, expectedn);
universe@589:     EXPECT_ZERO_TERMINATED(longrepl);
universe@589:     EXPECT_STREQ(longrepl.ptr, longexpect);
universe@589:     EXPECT_ZERO_TERMINATED(replnotrail);
universe@589:     EXPECT_STREQ(replnotrail.ptr, notrailexpect);
universe@589:     EXPECT_ZERO_TERMINATED(repleq);
universe@589:     EXPECT_STREQ(repleq.ptr, eqexpect);
universe@589:     EXPECT_ZERO_TERMINATED(replempty1);
universe@589:     EXPECT_STREQ(replempty1.ptr, "");
universe@589:     EXPECT_ZERO_TERMINATED(replempty2);
universe@589:     EXPECT_STREQ(replempty2.ptr, emptyexpect2);
universe@589:     EXPECT_ZERO_TERMINATED(replpre);
universe@589:     EXPECT_STREQ(replpre.ptr, preexpected);
universe@589:     EXPECT_ZERO_TERMINATED(replan1);
universe@589:     EXPECT_STREQ(replan1.ptr, an1expected);
universe@589:     EXPECT_ZERO_TERMINATED(replan4);
universe@589:     EXPECT_STREQ(replan4.ptr, an4expected);
universe@589:     EXPECT_ZERO_TERMINATED(replan9);
universe@589:     EXPECT_STREQ(replan9.ptr, an9expected);
universe@589:     EXPECT_ZERO_TERMINATED(replan10);
universe@589:     EXPECT_STREQ(replan10.ptr, an10expected);
universe@598:     EXPECT_ZERO_TERMINATED(repl1_a);
universe@598:     EXPECT_STREQ(repl1_a.ptr, expeced1_a);
universe@598:     EXPECT_ZERO_TERMINATED(repl2_a);
universe@598:     EXPECT_STREQ(repl2_a.ptr, expected2_a);
universe@583: 
universe@583:     cx_strfree(&repl);
universe@583:     cx_strfree(&repln);
universe@583:     cx_strfree(&longrepl);
universe@583:     cx_strfree(&replnotrail);
universe@583:     cx_strfree(&repleq);
universe@583:     cx_strfree(&replempty1);
universe@583:     cx_strfree(&replempty2);
universe@583:     cx_strfree(&replpre);
universe@583:     cx_strfree(&replan1);
universe@583:     cx_strfree(&replan4);
universe@583:     cx_strfree(&replan9);
universe@583:     cx_strfree(&replan10);
universe@598: 
universe@598:     cx_strfree_a(&alloc, &repl1_a);
universe@598:     cx_strfree_a(&alloc, &repl2_a);
universe@598:     EXPECT_TRUE(alloc.verify());
universe@583: }
universe@586: 
universe@586: TEST(String, strupper) {
universe@684:     cxmutstr str = cx_strdup(CX_STR("thIs 1s @ Te$t"));
universe@586:     cx_strupper(str);
universe@586:     EXPECT_STREQ(str.ptr, "THIS 1S @ TE$T");
universe@586:     cx_strfree(&str);
universe@586: }
universe@586: 
universe@586: TEST(String, strlower) {
universe@684:     cxmutstr str = cx_strdup(CX_STR("thIs 1s @ Te$t"));
universe@586:     cx_strlower(str);
universe@586:     EXPECT_STREQ(str.ptr, "this 1s @ te$t");
universe@586:     cx_strfree(&str);
universe@586: }
universe@645: 
universe@645: TEST(String, strtok) {
universe@684:     cxstring str = CX_STR("a,comma,separated,string");
universe@684:     cxstring delim = CX_STR(",");
universe@645:     CxStrtokCtx ctx = cx_strtok(str, delim, 3);
universe@645:     EXPECT_EQ(ctx.str.ptr, str.ptr);
universe@645:     EXPECT_EQ(ctx.str.length, str.length);
universe@645:     EXPECT_EQ(ctx.delim.ptr, delim.ptr);
universe@645:     EXPECT_EQ(ctx.delim.length, delim.length);
universe@645:     EXPECT_EQ(ctx.limit, 3);
universe@645:     EXPECT_EQ(ctx.found, 0);
universe@645:     EXPECT_EQ(ctx.pos, 0);
universe@645:     EXPECT_EQ(ctx.next_pos, 0);
universe@645:     EXPECT_EQ(ctx.delim_more, nullptr);
universe@645:     EXPECT_EQ(ctx.delim_more_count, 0);
universe@645: }
universe@645: 
universe@645: TEST(String, strtok_m) {
universe@684:     cxmutstr str = cx_strdup(CX_STR("a,comma,separated,string"));
universe@684:     cxstring delim = CX_STR(",");
universe@645:     CxStrtokCtx ctx = cx_strtok_m(str, delim, 3);
universe@645:     EXPECT_EQ(ctx.str.ptr, str.ptr);
universe@645:     EXPECT_EQ(ctx.str.length, str.length);
universe@645:     EXPECT_EQ(ctx.delim.ptr, delim.ptr);
universe@645:     EXPECT_EQ(ctx.delim.length, delim.length);
universe@645:     EXPECT_EQ(ctx.limit, 3);
universe@645:     EXPECT_EQ(ctx.found, 0);
universe@645:     EXPECT_EQ(ctx.pos, 0);
universe@645:     EXPECT_EQ(ctx.next_pos, 0);
universe@645:     EXPECT_EQ(ctx.delim_more, nullptr);
universe@645:     EXPECT_EQ(ctx.delim_more_count, 0);
universe@645:     cx_strfree(&str);
universe@645: }
universe@645: 
universe@645: TEST(String, strtok_delim) {
universe@684:     cxstring str = CX_STR("an,arbitrarily|separated;string");
universe@684:     cxstring delim = CX_STR(",");
universe@645:     cxstring delim_more[2] = {CX_STR("|"), CX_STR(";")};
universe@645:     CxStrtokCtx ctx = cx_strtok(str, delim, 3);
universe@645:     cx_strtok_delim(&ctx, delim_more, 2);
universe@645:     EXPECT_EQ(ctx.str.ptr, str.ptr);
universe@645:     EXPECT_EQ(ctx.str.length, str.length);
universe@645:     EXPECT_EQ(ctx.delim.ptr, delim.ptr);
universe@645:     EXPECT_EQ(ctx.delim.length, delim.length);
universe@645:     EXPECT_EQ(ctx.limit, 3);
universe@645:     EXPECT_EQ(ctx.found, 0);
universe@645:     EXPECT_EQ(ctx.pos, 0);
universe@645:     EXPECT_EQ(ctx.next_pos, 0);
universe@645:     EXPECT_EQ(ctx.delim_more, delim_more);
universe@645:     EXPECT_EQ(ctx.delim_more_count, 2);
universe@645: }
universe@645: 
universe@645: TEST(String, strtok_next_easy) {
universe@684:     cxstring str = CX_STR("a,comma,separated,string");
universe@684:     cxstring delim = CX_STR(",");
universe@645:     CxStrtokCtx ctx = cx_strtok(str, delim, 3);
universe@645:     bool ret;
universe@645:     cxstring tok;
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(tok, CX_STR("a")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 0);
universe@645:     EXPECT_EQ(ctx.next_pos, 2);
universe@645:     EXPECT_EQ(ctx.delim_pos, 1);
universe@645:     EXPECT_EQ(ctx.found, 1);
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(tok, CX_STR("comma")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 2);
universe@645:     EXPECT_EQ(ctx.next_pos, 8);
universe@645:     EXPECT_EQ(ctx.delim_pos, 7);
universe@645:     EXPECT_EQ(ctx.found, 2);
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(tok, CX_STR("separated")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 8);
universe@645:     EXPECT_EQ(ctx.next_pos, 18);
universe@645:     EXPECT_EQ(ctx.delim_pos, 17);
universe@645:     EXPECT_EQ(ctx.found, 3);
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_FALSE(ret);
universe@645:     EXPECT_EQ(ctx.pos, 8);
universe@645:     EXPECT_EQ(ctx.next_pos, 18);
universe@645:     EXPECT_EQ(ctx.delim_pos, 17);
universe@645:     EXPECT_EQ(ctx.found, 3);
universe@645: }
universe@645: 
universe@645: TEST(String, strtok_next_unlimited) {
universe@684:     cxstring str = CX_STR("some;-;otherwise;-;separated;-;string;-;");
universe@684:     cxstring delim = CX_STR(";-;");
universe@645:     CxStrtokCtx ctx = cx_strtok(str, delim, SIZE_MAX);
universe@645:     bool ret;
universe@645:     cxstring tok;
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(tok, CX_STR("some")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 0);
universe@645:     EXPECT_EQ(ctx.next_pos, 7);
universe@645:     EXPECT_EQ(ctx.delim_pos, 4);
universe@645:     EXPECT_EQ(ctx.found, 1);
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(tok, CX_STR("otherwise")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 7);
universe@645:     EXPECT_EQ(ctx.next_pos, 19);
universe@645:     EXPECT_EQ(ctx.delim_pos, 16);
universe@645:     EXPECT_EQ(ctx.found, 2);
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(tok, CX_STR("separated")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 19);
universe@645:     EXPECT_EQ(ctx.next_pos, 31);
universe@645:     EXPECT_EQ(ctx.delim_pos, 28);
universe@645:     EXPECT_EQ(ctx.found, 3);
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(tok, CX_STR("string")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 31);
universe@645:     EXPECT_EQ(ctx.next_pos, 40);
universe@645:     EXPECT_EQ(ctx.delim_pos, 37);
universe@645:     EXPECT_EQ(ctx.found, 4);
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(tok, CX_STR("")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 40);
universe@645:     EXPECT_EQ(ctx.next_pos, 40);
universe@645:     EXPECT_EQ(ctx.delim_pos, 40);
universe@645:     EXPECT_EQ(ctx.found, 5);
universe@645: 
universe@645:     ret = cx_strtok_next(&ctx, &tok);
universe@645:     ASSERT_FALSE(ret);
universe@645:     EXPECT_EQ(ctx.pos, 40);
universe@645:     EXPECT_EQ(ctx.delim_pos, 40);
universe@645:     EXPECT_EQ(ctx.found, 5);
universe@645: }
universe@645: 
universe@645: TEST(String, strtok_next_advanced) {
universe@684:     cxmutstr str = cx_strdup(CX_STR("an,arbitrarily;||separated;string"));
universe@684:     cxstring delim = CX_STR(",");
universe@645:     cxstring delim_more[2] = {CX_STR("||"), CX_STR(";")};
universe@645:     CxStrtokCtx ctx = cx_strtok_m(str, delim, 10);
universe@645:     cx_strtok_delim(&ctx, delim_more, 2);
universe@645:     bool ret;
universe@645:     cxmutstr tok;
universe@645: 
universe@645:     ret = cx_strtok_next_m(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(tok), CX_STR("an")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 0);
universe@645:     EXPECT_EQ(ctx.next_pos, 3);
universe@645:     EXPECT_EQ(ctx.delim_pos, 2);
universe@645:     EXPECT_EQ(ctx.found, 1);
universe@645:     cx_strupper(tok);
universe@645: 
universe@645:     ret = cx_strtok_next_m(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(tok), CX_STR("arbitrarily")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 3);
universe@645:     EXPECT_EQ(ctx.next_pos, 15);
universe@645:     EXPECT_EQ(ctx.delim_pos, 14);
universe@645:     EXPECT_EQ(ctx.found, 2);
universe@645:     cx_strupper(tok);
universe@645: 
universe@645:     ret = cx_strtok_next_m(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(tok), CX_STR("")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 15);
universe@645:     EXPECT_EQ(ctx.next_pos, 17);
universe@645:     EXPECT_EQ(ctx.delim_pos, 15);
universe@645:     EXPECT_EQ(ctx.found, 3);
universe@645:     cx_strupper(tok);
universe@645: 
universe@645:     ret = cx_strtok_next_m(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(tok), CX_STR("separated")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 17);
universe@645:     EXPECT_EQ(ctx.next_pos, 27);
universe@645:     EXPECT_EQ(ctx.delim_pos, 26);
universe@645:     EXPECT_EQ(ctx.found, 4);
universe@645:     cx_strupper(tok);
universe@645: 
universe@645:     ret = cx_strtok_next_m(&ctx, &tok);
universe@645:     ASSERT_TRUE(ret);
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(tok), CX_STR("string")), 0);
universe@645:     EXPECT_EQ(ctx.pos, 27);
universe@645:     EXPECT_EQ(ctx.next_pos, 33);
universe@645:     EXPECT_EQ(ctx.delim_pos, 33);
universe@645:     EXPECT_EQ(ctx.found, 5);
universe@645:     cx_strupper(tok);
universe@645: 
universe@645:     ret = cx_strtok_next_m(&ctx, &tok);
universe@645:     ASSERT_FALSE(ret);
universe@645:     EXPECT_EQ(ctx.pos, 27);
universe@645:     EXPECT_EQ(ctx.next_pos, 33);
universe@645:     EXPECT_EQ(ctx.delim_pos, 33);
universe@645:     EXPECT_EQ(ctx.found, 5);
universe@645: 
universe@684:     EXPECT_EQ(cx_strcmp(cx_strcast(str), CX_STR("AN,ARBITRARILY;||SEPARATED;STRING")), 0);
universe@645: 
universe@645:     cx_strfree(&str);
universe@645: }