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Diffstat (limited to 'ml/dlib/dlib/test/string.cpp')
| -rw-r--r-- | ml/dlib/dlib/test/string.cpp | 329 |
1 files changed, 329 insertions, 0 deletions
diff --git a/ml/dlib/dlib/test/string.cpp b/ml/dlib/dlib/test/string.cpp new file mode 100644 index 000000000..18f9035c5 --- /dev/null +++ b/ml/dlib/dlib/test/string.cpp @@ -0,0 +1,329 @@ +// Copyright (C) 2007 Davis E. King (davis@dlib.net) +// License: Boost Software License See LICENSE.txt for the full license. + + +#include <sstream> +#include <string> +#include <cstdlib> +#include <ctime> +#include <dlib/string.h> + +#include "tester.h" + +namespace +{ + using namespace test; + using namespace dlib; + using namespace std; + + logger dlog("test.string"); + + + void string_test ( + ) + /*! + ensures + - runs tests on string functions for compliance with the specs + !*/ + { + + print_spinner(); + + string a = " davis "; + string A = " DAVIS "; + string empty = " "; + + dlog << LTRACE << 1; + + double dval; + int ival; + bool bval; + + DLIB_TEST_MSG(string_cast<int>("5") == 5,string_cast<int>("5")); + DLIB_TEST_MSG(string_cast<int>("0x5") == 5,string_cast<int>("0x5")); + DLIB_TEST_MSG(string_cast<int>("0xA") == 10,string_cast<int>("0xA")); + DLIB_TEST(string_cast<float>("0.5") == 0.5); + DLIB_TEST((dval = sa ="0.5") == 0.5); + DLIB_TEST(string_cast<std::string>("0.5 !") == "0.5 !"); + DLIB_TEST(string_cast<bool>("true") == true); + DLIB_TEST((bval = sa = "true") == true); + DLIB_TEST(string_cast<bool>("false") == false); + DLIB_TEST(string_cast<bool>("TRUE") == true); + DLIB_TEST(string_cast<bool>("FALSE") == false); + DLIB_TEST((bval = sa = "FALSE") == false); + + dlog << LTRACE << 2; + + DLIB_TEST_MSG(string_cast<int>(L"5") == 5,string_cast<int>("5")); + DLIB_TEST_MSG((ival = sa = L"5") == 5,string_cast<int>("5")); + dlog << LTRACE << 2.1; + DLIB_TEST_MSG(string_cast<int>(L"0x5") == 5,string_cast<int>("0x5")); + DLIB_TEST_MSG(string_cast<int>(L"0xA") == 10,string_cast<int>("0xA")); + DLIB_TEST(string_cast<float>(L"0.5") == 0.5); + DLIB_TEST(string_cast<std::string>(L"0.5 !") == "0.5 !"); + DLIB_TEST(string_cast<bool>(L"true") == true); + DLIB_TEST(string_cast<bool>(L"false") == false); + DLIB_TEST(string_cast<bool>(L"TRUE") == true); + DLIB_TEST((bval = sa = L"TRUE") == true); + DLIB_TEST(string_cast<bool>(L"FALSE") == false); + + dlog << LTRACE << 3; + + DLIB_TEST(cast_to_string(5) == "5"); + DLIB_TEST(cast_to_string(5.5) == "5.5"); + + dlog << LTRACE << 4; + DLIB_TEST(cast_to_wstring(5) == L"5"); + DLIB_TEST(cast_to_wstring(5.5) == L"5.5"); + dlog << LTRACE << 5; + DLIB_TEST(toupper(a) == A); + DLIB_TEST(toupper(A) == A); + DLIB_TEST(tolower(a) == a); + DLIB_TEST(tolower(A) == a); + DLIB_TEST(trim(a) == "davis"); + DLIB_TEST(ltrim(a) == "davis "); + DLIB_TEST(rtrim(a) == " davis"); + DLIB_TEST(trim(string_cast<wstring>(a)) == L"davis"); + DLIB_TEST(ltrim(string_cast<wstring>(a)) == L"davis "); + DLIB_TEST(rtrim(string_cast<wstring>(a)) == L" davis"); + DLIB_TEST(trim(a, " ") == "davis"); + DLIB_TEST(ltrim(a, " ") == "davis "); + DLIB_TEST(rtrim(a, " ") == " davis"); + DLIB_TEST(trim(empty) == ""); + DLIB_TEST(ltrim(empty) == ""); + DLIB_TEST(rtrim(empty) == ""); + DLIB_TEST(trim(string_cast<wstring>(empty)) == L""); + DLIB_TEST(ltrim(string_cast<wstring>(empty)) == L""); + DLIB_TEST(rtrim(string_cast<wstring>(empty)) == L""); + DLIB_TEST(trim(empty, " ") == ""); + DLIB_TEST(ltrim(empty, " ") == ""); + DLIB_TEST(rtrim(empty, " ") == ""); + + + dlog << LTRACE << 6; + DLIB_TEST( (lpad(wstring(L"davis"), 10) == L" davis")); + DLIB_TEST( (rpad(wstring(L"davis"), 10) == L"davis ")); + DLIB_TEST( (pad(wstring(L"davis"), 10) == L" davis ")); + + DLIB_TEST( (lpad(string("davis"), -10) == "davis")); + DLIB_TEST( (rpad(string("davis"), -10) == "davis")); + DLIB_TEST( (pad(string("davis"), -10) == "davis")); + DLIB_TEST( (lpad(string("davis"), 10) == " davis")); + DLIB_TEST( (rpad(string("davis"), 10) == "davis ")); + DLIB_TEST( (pad(string("davis"), 10) == " davis ")); + DLIB_TEST( (lpad(string("davis"), 10, string("*")) == "*****davis")); + DLIB_TEST( (rpad(string("davis"), 10, string("*")) == "davis*****")); + DLIB_TEST( (pad(string("davis"), 10, string("*")) == "**davis***")); + DLIB_TEST( (lpad(string("davis"), 10, string("_-")) == "_-_-_davis")); + DLIB_TEST( (rpad(string("davis"), 10, string("_-")) == "davis_-_-_")); + DLIB_TEST( (pad(string("davis"), 10, string("_-")) == "_-davis_-_")); + DLIB_TEST( (lpad(string("davis"), 10, string("willy wanka")) == "willydavis")); + DLIB_TEST( (rpad(string("davis"), 10, string("willy wanka")) == "daviswilly")); + DLIB_TEST( (pad(string("davis"), 10, string("willy wanka")) == "widaviswil")); + DLIB_TEST( (lpad(string("davis"), 10, "*")) == "*****davis"); + DLIB_TEST( (rpad(string("davis"), 10, "*") == "davis*****")); + DLIB_TEST( (pad(string("davis"), 10, "*") == "**davis***")); + DLIB_TEST( (lpad(string("davis"), 10, "_-") == "_-_-_davis")); + DLIB_TEST( (rpad(string("davis"), 10, "_-") == "davis_-_-_")); + DLIB_TEST( (pad(string("davis"), 10, "_-") == "_-davis_-_")); + DLIB_TEST( (lpad(string("davis"), 10, "willy wanka") == "willydavis")); + DLIB_TEST( (rpad(string("davis"), 10, "willy wanka") == "daviswilly")); + DLIB_TEST( (pad(string("davis"), 10, "willy wanka") == "widaviswil")); + dlog << LTRACE << 7; + + a = "file.txt"; + DLIB_TEST( (left_substr(a,string(".")) == "file")); + DLIB_TEST( (left_substr(a,".") == "file")); + DLIB_TEST( (right_substr(a,string(".")) == "txt")); + DLIB_TEST( (right_substr(a,".") == "txt")); + + DLIB_TEST( (left_substr(a," ") == "file.txt")); + DLIB_TEST( (right_substr(a," ") == "")); + + DLIB_TEST( (left_substr(a,"") == "file.txt")); + DLIB_TEST( (right_substr(a,"") == "")); + + wstring ws = L"file.txt"; + DLIB_TEST( (left_substr(ws,wstring(L".")) == L"file")); + DLIB_TEST_MSG( (left_substr(ws,L".") == L"file"), L""); + DLIB_TEST( (right_substr(ws,wstring(L".")) == L"txt")); + DLIB_TEST_MSG( (right_substr(ws,L".") == L"txt"), L""); + + + dlog << LTRACE << 8; + { + ostringstream sout; + wchar_t w = 85; + char c = 4; + serialize(w,sout); + serialize(c,sout); + w = static_cast<wchar_t>(-1); + serialize(w,sout); + c = static_cast<char>(-1); + serialize(c,sout); + + istringstream sin(sout.str()); + w = 0; + c = 0; + deserialize(w,sin); + deserialize(c,sin); + DLIB_TEST(w == 85); + DLIB_TEST(c == 4); + deserialize(w,sin); + deserialize(c,sin); + DLIB_TEST(w == static_cast<wchar_t>(-1)); + DLIB_TEST(c == static_cast<char>(-1)); + + wstring str = L"test string"; + + sout.str(""); + serialize(str, sout); + sin.clear(); + sin.str(sout.str()); + str = L"something else"; + deserialize(str,sin); + DLIB_TEST(str == L"test string"); + } + } + + + void test_split() + { + std::vector<string> v; + + string str; + string delim = " , "; + + v = split(string("one, two,three four")," ,"); + DLIB_TEST(v.size() == 4); + DLIB_TEST(v[0] == "one"); + DLIB_TEST(v[1] == "two"); + DLIB_TEST(v[2] == "three"); + DLIB_TEST(v[3] == "four"); + + v = split(string("one, two,three four"),delim); + DLIB_TEST(v.size() == 4); + DLIB_TEST(v[0] == "one"); + DLIB_TEST(v[1] == "two"); + DLIB_TEST(v[2] == "three"); + DLIB_TEST(v[3] == "four"); + + v = split(string("")); + DLIB_TEST(v.size() == 0); + + v = split(string(" ")); + DLIB_TEST(v.size() == 0); + + v = split(string(" one two ")); + DLIB_TEST(v.size() == 2); + DLIB_TEST(v[0] == "one"); + DLIB_TEST(v[1] == "two"); + + v = split(string(" one ")); + DLIB_TEST(v.size() == 1); + DLIB_TEST(v[0] == "one"); + + v = split(string("one")); + DLIB_TEST(v.size() == 1); + DLIB_TEST(v[0] == "one"); + + v = split(string("o")); + DLIB_TEST(v.size() == 1); + DLIB_TEST(v[0] == "o"); + + + std::vector<wstring> wv; + wstring wstr = L"test string"; + wv = split(wstr); + DLIB_TEST(wv.size() == 2); + DLIB_TEST(wv[0] == L"test"); + DLIB_TEST(wv[1] == L"string"); + wv = split(wstr,L" "); + DLIB_TEST(wv.size() == 2); + DLIB_TEST(wv[0] == L"test"); + DLIB_TEST(wv[1] == L"string"); + + wstr = L"Über alle Maßen\u00A0Öttingenstraße"; + wv = split(wstr, L" \u00A0\n\r\t"); + DLIB_TEST(wv.size() == 4); + DLIB_TEST(wv[0] == L"Über"); + DLIB_TEST(wv[1] == L"alle"); + DLIB_TEST(wv[2] == L"Maßen"); + DLIB_TEST(wv[3] == L"Öttingenstraße"); + + wstr = L"test string hah"; + DLIB_TEST(split_on_first(wstr).first == L"test"); + DLIB_TEST(split_on_first(wstr).second == L"string hah"); + DLIB_TEST(split_on_first(wstr,L"#").first == L"test string hah"); + DLIB_TEST(split_on_first(wstr,L"#").second == L""); + DLIB_TEST(split_on_last(wstr).first == L"test string"); + DLIB_TEST(split_on_last(wstr).second == L"hah"); + DLIB_TEST(split_on_last(wstr,L"#").first == L"test string hah"); + DLIB_TEST(split_on_last(wstr,L"#").second == L""); + wstr = L""; + DLIB_TEST(split_on_first(wstr).first == L""); + DLIB_TEST(split_on_first(wstr).second == L""); + + str = "test string hah"; + DLIB_TEST(split_on_first(str).first == "test"); + DLIB_TEST(split_on_first(str).second == "string hah"); + DLIB_TEST(split_on_first(str,"#").first == "test string hah"); + DLIB_TEST(split_on_first(str,"#").second == ""); + DLIB_TEST(split_on_last(str).first == "test string"); + DLIB_TEST(split_on_last(str).second == "hah"); + DLIB_TEST(split_on_last(str,"#").first == "test string hah"); + DLIB_TEST(split_on_last(str,"#").second == ""); + str = ""; + DLIB_TEST(split_on_first(str).first == ""); + DLIB_TEST(split_on_first(str).second == ""); + + wstr = L"test.string.hah"; + DLIB_TEST(split_on_first(wstr,L".").first == L"test"); + DLIB_TEST(split_on_first(wstr,L".").second == L"string.hah"); + DLIB_TEST(split_on_first(wstr).first == L"test.string.hah"); + DLIB_TEST(split_on_first(wstr).second == L""); + DLIB_TEST(split_on_last(wstr,L".").first == L"test.string"); + DLIB_TEST(split_on_last(wstr,L".").second == L"hah"); + DLIB_TEST(split_on_last(wstr).first == L"test.string.hah"); + DLIB_TEST(split_on_last(wstr).second == L""); + wstr = L""; + DLIB_TEST(split_on_first(wstr).first == L""); + DLIB_TEST(split_on_first(wstr).second == L""); + + str = "test.string.hah"; + DLIB_TEST(split_on_first(str,".").first == "test"); + DLIB_TEST(split_on_first(str,".").second == "string.hah"); + DLIB_TEST(split_on_first(str).first == "test.string.hah"); + DLIB_TEST(split_on_first(str).second == ""); + DLIB_TEST(split_on_last(str,".").first == "test.string"); + DLIB_TEST(split_on_last(str,".").second == "hah"); + DLIB_TEST(split_on_last(str).first == "test.string.hah"); + DLIB_TEST(split_on_last(str).second == ""); + str = ""; + DLIB_TEST(split_on_first(str).first == ""); + DLIB_TEST(split_on_first(str).second == ""); + } + + + + class string_tester : public tester + { + public: + string_tester ( + ) : + tester ("test_string", + "Runs tests on the string objects and functions.") + {} + + void perform_test ( + ) + { + string_test(); + test_split(); + } + } a; + +} + + + |