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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include <cmConfigure.h> // IWYU pragma: keep
#include <iostream>
#include <sstream>
#include <string>
#include <vector>
#include <cm/string_view>
#include "cmStringAlgorithms.h"
int testStringAlgorithms(int /*unused*/, char* /*unused*/ [])
{
int failed = 0;
auto assert_ok = [&failed](bool test, cm::string_view title) {
if (test) {
std::cout << "Passed: " << title << "\n";
} else {
std::cout << "Failed: " << title << "\n";
++failed;
}
};
auto assert_string = [&failed](cm::string_view generated,
cm::string_view expected,
cm::string_view title) {
if (generated == expected) {
std::cout << "Passed: " << title << "\n";
} else {
std::cout << "Failed: " << title << "\n";
std::cout << "Expected: " << expected << "\n";
std::cout << "Got: " << generated << "\n";
++failed;
}
};
// ----------------------------------------------------------------------
// Test cmTrimWhitespace
{
std::string base = "base";
std::string spaces = " \f\f\n\n\r\r\t\t\v\v";
assert_string(cmTrimWhitespace(spaces + base), base,
"cmTrimWhitespace front");
assert_string(cmTrimWhitespace(base + spaces), base,
"cmTrimWhitespace back");
assert_string(cmTrimWhitespace(spaces + base + spaces), base,
"cmTrimWhitespace front and back");
}
// ----------------------------------------------------------------------
// Test cmRemoveQuotes
{
auto test = [&assert_string](cm::string_view source,
cm::string_view expected,
cm::string_view title) {
assert_string(cmRemoveQuotes(source), expected, title);
};
test("", "", "cmRemoveQuotes empty");
test("\"", "\"", "cmRemoveQuotes single quote");
test("\"\"", "", "cmRemoveQuotes double quote");
test("\"a", "\"a", "cmRemoveQuotes quote char");
test("\"ab", "\"ab", "cmRemoveQuotes quote char char");
test("a\"", "a\"", "cmRemoveQuotes char quote");
test("ab\"", "ab\"", "cmRemoveQuotes char char quote");
test("a", "a", "cmRemoveQuotes single char");
test("ab", "ab", "cmRemoveQuotes two chars");
test("abc", "abc", "cmRemoveQuotes three chars");
test("\"abc\"", "abc", "cmRemoveQuotes quoted chars");
test("\"\"abc\"\"", "\"abc\"", "cmRemoveQuotes quoted quoted chars");
}
// ----------------------------------------------------------------------
// Test cmEscapeQuotes
{
assert_string(cmEscapeQuotes("plain"), "plain", "cmEscapeQuotes plain");
std::string base = "\"base\"\"";
std::string result = "\\\"base\\\"\\\"";
assert_string(cmEscapeQuotes(base), result, "cmEscapeQuotes escaped");
}
// ----------------------------------------------------------------------
// Test cmJoin
{
typedef std::string ST;
typedef std::vector<std::string> VT;
assert_string(cmJoin(ST("abc"), ";"), "a;b;c", "cmJoin std::string");
assert_string(cmJoin(VT{}, ";"), "", "cmJoin std::vector empty");
assert_string(cmJoin(VT{ "a" }, ";"), "a", "cmJoin std::vector single");
assert_string(cmJoin(VT{ "a", "b", "c" }, ";"), "a;b;c",
"cmJoin std::vector multiple");
assert_string(cmJoin(VT{ "a", "b", "c" }, "<=>"), "a<=>b<=>c",
"cmJoin std::vector long sep");
}
// ----------------------------------------------------------------------
// Test cmTokenize
{
typedef std::vector<std::string> VT;
assert_ok(cmTokenize("", ";") == VT{ "" }, "cmTokenize empty");
assert_ok(cmTokenize(";", ";") == VT{ "" }, "cmTokenize sep");
assert_ok(cmTokenize("abc", ";") == VT{ "abc" }, "cmTokenize item");
assert_ok(cmTokenize("abc;", ";") == VT{ "abc" }, "cmTokenize item sep");
assert_ok(cmTokenize(";abc", ";") == VT{ "abc" }, "cmTokenize sep item");
assert_ok(cmTokenize("abc;;efg", ";") == VT{ "abc", "efg" },
"cmTokenize item sep sep item");
assert_ok(cmTokenize("a1;a2;a3;a4", ";") == VT{ "a1", "a2", "a3", "a4" },
"cmTokenize multiple items");
}
// ----------------------------------------------------------------------
// Test cmStrCat
{
int ni = -1100;
unsigned int nui = 1100u;
long int nli = -12000l;
unsigned long int nuli = 12000ul;
long long int nlli = -130000ll;
unsigned long long int nulli = 130000ull;
std::string val =
cmStrCat("<test>", ni, ',', nui, ',', nli, ",", nuli, ", ", nlli,
std::string(", "), nulli, cm::string_view("</test>"));
std::string expect =
"<test>-1100,1100,-12000,12000, -130000, 130000</test>";
assert_string(val, expect, "cmStrCat strings and integers");
}
{
float const val = 1.5f;
float const div = 0.00001f;
float f = 0.0f;
std::istringstream(cmStrCat("", val)) >> f;
f -= val;
assert_ok((f < div) && (f > -div), "cmStrCat float");
}
{
double const val = 1.5;
double const div = 0.00001;
double d = 0.0;
std::istringstream(cmStrCat("", val)) >> d;
d -= val;
assert_ok((d < div) && (d > -div), "cmStrCat double");
}
// ----------------------------------------------------------------------
// Test cmWrap
{
typedef std::vector<std::string> VT;
assert_string(cmWrap("<", VT{}, ">", "; "), //
"", //
"cmWrap empty, string prefix and suffix");
assert_string(cmWrap("<", VT{ "abc" }, ">", "; "), //
"<abc>", //
"cmWrap single, string prefix and suffix");
assert_string(cmWrap("<", VT{ "a1", "a2", "a3" }, ">", "; "), //
"<a1>; <a2>; <a3>", //
"cmWrap multiple, string prefix and suffix");
assert_string(cmWrap('<', VT{}, '>', "; "), //
"", //
"cmWrap empty, char prefix and suffix");
assert_string(cmWrap('<', VT{ "abc" }, '>', "; "), //
"<abc>", //
"cmWrap single, char prefix and suffix");
assert_string(cmWrap('<', VT{ "a1", "a2", "a3" }, '>', "; "), //
"<a1>; <a2>; <a3>", //
"cmWrap multiple, char prefix and suffix");
}
// ----------------------------------------------------------------------
// Test cmHas(Literal)Prefix and cmHas(Literal)Suffix
{
std::string str("abc");
assert_ok(cmHasPrefix(str, 'a'), "cmHasPrefix char");
assert_ok(!cmHasPrefix(str, 'c'), "cmHasPrefix char not");
assert_ok(cmHasPrefix(str, "ab"), "cmHasPrefix string");
assert_ok(!cmHasPrefix(str, "bc"), "cmHasPrefix string not");
assert_ok(cmHasPrefix(str, str), "cmHasPrefix complete string");
assert_ok(cmHasLiteralPrefix(str, "ab"), "cmHasLiteralPrefix string");
assert_ok(!cmHasLiteralPrefix(str, "bc"), "cmHasLiteralPrefix string not");
assert_ok(cmHasSuffix(str, 'c'), "cmHasSuffix char");
assert_ok(!cmHasSuffix(str, 'a'), "cmHasSuffix char not");
assert_ok(cmHasSuffix(str, "bc"), "cmHasSuffix string");
assert_ok(!cmHasSuffix(str, "ab"), "cmHasSuffix string not");
assert_ok(cmHasSuffix(str, str), "cmHasSuffix complete string");
assert_ok(cmHasLiteralSuffix(str, "bc"), "cmHasLiteralSuffix string");
assert_ok(!cmHasLiteralSuffix(str, "ab"), "cmHasLiteralPrefix string not");
}
// ----------------------------------------------------------------------
// Test cmStrToLong
{
long value;
assert_ok(cmStrToLong("1", &value) && value == 1,
"cmStrToLong parses a positive decimal integer.");
assert_ok(cmStrToLong(" 1", &value) && value == 1,
"cmStrToLong parses a decimal integer after whitespace.");
assert_ok(cmStrToLong("-1", &value) && value == -1,
"cmStrToLong parses a negative decimal integer.");
assert_ok(
cmStrToLong(" -1", &value) && value == -1,
"cmStrToLong parses a negative decimal integer after whitespace.");
assert_ok(!cmStrToLong("1x", &value),
"cmStrToLong rejects trailing content.");
}
// ----------------------------------------------------------------------
// Test cmStrToULong
{
unsigned long value;
assert_ok(cmStrToULong("1", &value) && value == 1,
"cmStrToULong parses a decimal integer.");
assert_ok(cmStrToULong(" 1", &value) && value == 1,
"cmStrToULong parses a decimal integer after whitespace.");
assert_ok(!cmStrToULong("-1", &value),
"cmStrToULong rejects a negative number.");
assert_ok(!cmStrToULong(" -1", &value),
"cmStrToULong rejects a negative number after whitespace.");
assert_ok(!cmStrToULong("1x", &value),
"cmStrToULong rejects trailing content.");
}
// ----------------------------------------------------------------------
// Test cmStrLen
{
constexpr auto len = cmStrLen("Hello world!");
assert_ok(len == 12,
"cmStrLen returns length of non-empty literal string");
assert_ok(cmStrLen("") == 0,
"cmStrLen returns length of empty literal string");
}
return failed;
}
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