Function testStringAlgorithms

Tests/CMakeLib/testStringAlgorithms.cxx:17–317

#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");