tests/stringutils.cpp

   1 #include <msp/strings/utils.h>
   2 #include <msp/test/test.h>
   3
   4 using namespace std;
   5 using namespace Msp;
   6
   7 class StringUtilsTests: public Test::RegisteredTest<StringUtilsTests>
   8 {
   9 private:
  10         static const char *strings[];
  11
  12 public:
  13         StringUtilsTests();
  14
  15         static const char *get_name() { return "stringutils"; }
  16
  17 private:
  18         void escape();
  19         void unescape();
  20         void unescape_invalid();
  21         void split();
  22 };
  23
  24 const char *StringUtilsTests::strings[] =
  25 {
  26         "new\nline", "new\\nline",
  27         "\ttab", "\\ttab",
  28         "\"quotes'", "\\\"quotes\\'",
  29         "back\\slash", "back\\\\slash",
  30         "\001ACTION ducks\001", "\\001ACTION ducks\\001",
  31         "g\303\266tterd\303\244mmerung", "g\\303\\266tterd\\303\\244mmerung",
  32         0
  33 };
  34
  35 StringUtilsTests::StringUtilsTests()
  36 {
  37         add(&StringUtilsTests::escape, "c_escape");
  38         add(&StringUtilsTests::unescape, "c_unescape");
  39         add(&StringUtilsTests::unescape_invalid, "c_unescape (invalid)").expect_throw<invalid_argument>();
  40         add(&StringUtilsTests::split, "split");
  41 }
  42
  43 void StringUtilsTests::escape()
  44 {
  45         for(const char **i=strings; *i; i+=2)
  46         {
  47                 string str = c_escape(*i);
  48                 expect_equal(str, str==*(i+1), format("str == '%s'", *(i+1)));
  49         }
  50 }
  51
  52 void StringUtilsTests::unescape()
  53 {
  54         for(const char **i=strings; *i; i+=2)
  55         {
  56                 string str = c_unescape(*(i+1));
  57                 expect_equal(str, str==*i, format("str == '%s'", *i));
  58         }
  59 }
  60
  61 void StringUtilsTests::unescape_invalid()
  62 {
  63         c_unescape("\\q");
  64 }
  65
  66 void StringUtilsTests::split()
  67 {
  68         vector<string> parts = ::split("foo bar  baz");
  69         EXPECT_EQUAL(parts.size(), 3);
  70         EXPECT_EQUAL(parts[0], "foo");
  71         EXPECT_EQUAL(parts[1], "bar");
  72         EXPECT_EQUAL(parts[2], "baz");
  73
  74         parts = split_fields("one::three", ':');
  75         EXPECT_EQUAL(parts.size(), 3);
  76         EXPECT_EQUAL(parts[0], "one");
  77         EXPECT(parts[1].empty());
  78         EXPECT_EQUAL(parts[2], "three");
  79 }