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Fix test for compilers not supporting \u escapes in strings (such as VC6).
[wxWidgets.git] / tests / strings / crt.cpp
diff --git a/tests/strings/crt.cpp b/tests/strings/crt.cpp
index a056270c18d918fc3df04a5d4c5acc93fd3dc1c1..e0623f6ac59a562d327184ce4f0444d38785793e 100644 (file)
--- a/tests/strings/crt.cpp
+++ b/tests/strings/crt.cpp
@@ -4,7 +4,7 @@
 // Author:      Vaclav Slavik
 // Created:     2004-06-03
 // RCS-ID:      $Id$
 // Author:      Vaclav Slavik
 // Created:     2004-06-03
 // RCS-ID:      $Id$
-// Copyright:   (c) 2004 Vaclav Slavik 
+// Copyright:   (c) 2004 Vaclav Slavik
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
 
@@ -12,7 +12,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 
-#include "wx/wxprec.h"
+#include "testprec.h"
 
 #ifdef __BORLANDC__
     #pragma hdrstop
 
 #ifdef __BORLANDC__
     #pragma hdrstop
@@ -24,7 +24,13 @@
 
 #include "wx/textfile.h"
 
 
 #include "wx/textfile.h"
 
-#include "wx/cppunit.h"
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
+
+static const char *strMB = "hello, world";
+static const wchar_t *strWC = L"hello, world";
+static const wxString strWX("hello, world");
 
 // ----------------------------------------------------------------------------
 // test class
 
 // ----------------------------------------------------------------------------
 // test class
@@ -38,9 +44,21 @@ public:
 private:
     CPPUNIT_TEST_SUITE( CrtTestCase );
         CPPUNIT_TEST( SetGetEnv );
 private:
     CPPUNIT_TEST_SUITE( CrtTestCase );
         CPPUNIT_TEST( SetGetEnv );
+        CPPUNIT_TEST( Strchr );
+        CPPUNIT_TEST( Strcmp );
+        CPPUNIT_TEST( Strspn );
+        CPPUNIT_TEST( Strcspn );
+        CPPUNIT_TEST( Strpbrk );
+        CPPUNIT_TEST( Strnlen );
     CPPUNIT_TEST_SUITE_END();
 
     void SetGetEnv();
     CPPUNIT_TEST_SUITE_END();
 
     void SetGetEnv();
+    void Strchr();
+    void Strcmp();
+    void Strspn();
+    void Strcspn();
+    void Strpbrk();
+    void Strnlen();
 
     DECLARE_NO_COPY_CLASS(CrtTestCase)
 };
 
     DECLARE_NO_COPY_CLASS(CrtTestCase)
 };
@@ -53,13 +71,200 @@ CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( CrtTestCase, "CrtTestCase" );
 
 void CrtTestCase::SetGetEnv()
 {
 
 void CrtTestCase::SetGetEnv()
 {
+#define TESTVAR_NAME wxT("WXTESTVAR")
+
     wxString val;
     wxString val;
-    wxSetEnv(_T("TESTVAR"), _T("value"));
-    CPPUNIT_ASSERT( wxGetEnv(_T("TESTVAR"), &val) == true );
-    CPPUNIT_ASSERT( val == _T("value") );
-    wxSetEnv(_T("TESTVAR"), _T("something else"));
-    CPPUNIT_ASSERT( wxGetEnv(_T("TESTVAR"), &val) );
-    CPPUNIT_ASSERT( val == _T("something else") );
-    CPPUNIT_ASSERT( wxUnsetEnv(_T("TESTVAR")) );
-    CPPUNIT_ASSERT( wxGetEnv(_T("TESTVAR"), NULL) == false );
+    wxSetEnv(TESTVAR_NAME, wxT("value"));
+    CPPUNIT_ASSERT( wxGetEnv(TESTVAR_NAME, &val) );
+    CPPUNIT_ASSERT_EQUAL( "value", val );
+    CPPUNIT_ASSERT_EQUAL( "value", wxString(wxGetenv(TESTVAR_NAME)) );
+
+    wxSetEnv(TESTVAR_NAME, wxT("something else"));
+    CPPUNIT_ASSERT( wxGetEnv(TESTVAR_NAME, &val) );
+    CPPUNIT_ASSERT_EQUAL( "something else", val );
+    CPPUNIT_ASSERT_EQUAL( "something else", wxString(wxGetenv(TESTVAR_NAME)) );
+
+    CPPUNIT_ASSERT( wxUnsetEnv(TESTVAR_NAME) );
+    CPPUNIT_ASSERT( !wxGetEnv(TESTVAR_NAME, NULL) );
+    CPPUNIT_ASSERT( !wxGetenv(TESTVAR_NAME) );
+
+#undef TESTVAR_NAME
+}
+
+void CrtTestCase::Strchr()
+{
+    // test that searching for a wide character in a narrow string simply
+    // doesn't find it but doesn't fail with an assert (#11487)
+    const wxUniChar smiley = *wxString::FromUTF8("\xe2\x98\xba").begin();
+
+    CPPUNIT_ASSERT( !wxStrchr("hello", smiley) );
+
+    // but searching for an explicitly wide character does find it
+    CPPUNIT_ASSERT( wxStrchr(wxString::FromUTF8(":-) == \xe2\x98\xba"),
+                    static_cast<wchar_t>(smiley)) );
+}
+
+void CrtTestCase::Strcmp()
+{
+    // this code tests if all possible ways of calling wxStrcmp() compile:
+    const char * const char1 = "first";
+    const wchar_t * const wchar1 = L"first";
+    wxString str1("first");
+    wxCStrData cstr1(str1.c_str());
+    wxCharBuffer charbuf1(char1);
+    wxWCharBuffer wcharbuf1(wchar1);
+
+    const char * const char2 = "last";
+    const wchar_t * const wchar2 = L"last";
+    wxString str2("last");
+    wxCStrData cstr2(str2.c_str());
+    wxCharBuffer charbuf2(char2);
+    wxWCharBuffer wcharbuf2(wchar2);
+
+    CPPUNIT_ASSERT( wxStrcmp(char1, char2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(char1, wchar2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(char1, str2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(char1, cstr2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(char1, charbuf2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(char1, wcharbuf2) < 0 );
+
+    CPPUNIT_ASSERT( wxStrcmp(wchar1, char2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wchar1, wchar2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wchar1, str2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wchar1, cstr2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wchar1, charbuf2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wchar1, wcharbuf2) < 0 );
+
+    CPPUNIT_ASSERT( wxStrcmp(str1, char2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(str1, wchar2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(str1, str2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(str1, cstr2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(str1, charbuf2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(str1, wcharbuf2) < 0 );
+
+    CPPUNIT_ASSERT( wxStrcmp(cstr1, char2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(cstr1, wchar2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(cstr1, str2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(cstr1, cstr2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(cstr1, charbuf2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(cstr1, wcharbuf2) < 0 );
+
+    CPPUNIT_ASSERT( wxStrcmp(charbuf1, char2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(charbuf1, wchar2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(charbuf1, str2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(charbuf1, cstr2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(charbuf1, charbuf2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(charbuf1, wcharbuf2) < 0 );
+
+    CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, char2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, wchar2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, str2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, cstr2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, charbuf2) < 0 );
+    CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, wcharbuf2) < 0 );
+}
+
+void CrtTestCase::Strspn()
+{
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, "xyz") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, "xyz") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, "xyz") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, L"xyz") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, L"xyz") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, L"xyz") );
+
+    CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strMB, "hleo") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strWC, "hleo") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strWX, "hleo") );
+
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, "ld") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, "ld") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, "ld") );
+
+    CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strMB, strWC) );
+    CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strWC, strWX) );
+    CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strWX, strMB) );
+}
+
+void CrtTestCase::Strcspn()
+{
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strMB, strWX) );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWC, strMB) );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWX, strWC) );
+
+    CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strMB, ", ") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strWC, ", ") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strWX, ", ") );
+
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strMB, "hel") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWC, "hel") );
+    CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWX, "hel") );
+
+    CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strMB, "xy") );
+    CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strWC, "xy") );
+    CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strWX, "xy") );
+}
+
+void CrtTestCase::Strpbrk()
+{
+    const wxString s(", ");
+
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strMB,  ", ") );
+    CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, L", ") );
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strWX,  ", ") );
+    CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX, L", ") );
+
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strMB, s) );
+    CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s) );
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strWX, s) );
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strWX.c_str(), s) );
+
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strMB, s.c_str()) );
+    CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s.c_str()) );
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strWX, s.c_str()) );
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strWX.c_str(), s.c_str()) );
+
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strMB, s.mb_str()) );
+    CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s.wc_str()) );
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strWX, s.mb_str()) );
+    CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX, s.wc_str()) );
+    CPPUNIT_ASSERT_EQUAL(  ',', *wxStrpbrk(strWX.c_str(), s.mb_str()) );
+    CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX.c_str(), s.wc_str()) );
+
+    CPPUNIT_ASSERT( !wxStrpbrk(strWX, "xyz") );
+    CPPUNIT_ASSERT( !wxStrpbrk(strWX.c_str(), L"xyz") );
 }
 }
+
+void CrtTestCase::Strnlen()
+{
+    // other misc tests for wxStrnlen(const char*, size_t)
+
+    CPPUNIT_ASSERT_EQUAL(  (size_t)0, wxStrnlen("", 0) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)0, wxStrnlen("", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)0, wxStrnlen("1234", 0) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)2, wxStrnlen("1234", 2) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)4, wxStrnlen("1234", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)7, wxStrnlen("1234567", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)8, wxStrnlen("12345678", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)8, wxStrnlen("123456789", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)9, wxStrnlen("123456789", 12) );
+
+    // other misc tests for wxStrnlen(const wchar_t*, size_t)
+
+    CPPUNIT_ASSERT_EQUAL(  (size_t)0, wxStrnlen(L"", 0) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)0, wxStrnlen(L"", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)0, wxStrnlen(L"1234", 0) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)2, wxStrnlen(L"1234", 2) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)4, wxStrnlen(L"1234", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)7, wxStrnlen(L"1234567", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)8, wxStrnlen(L"12345678", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)8, wxStrnlen(L"123456789", 8) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)9, wxStrnlen(L"123456789", 12) );
+
+    // wxStrlen() is only for NULL-terminated strings:
+    CPPUNIT_ASSERT_EQUAL(  (size_t)4, wxStrnlen("1234" "\0" "78", 12) );
+    CPPUNIT_ASSERT_EQUAL(  (size_t)4, wxStrnlen(L"1234" L"\0" L"5678", 12) );
+}
+
+
+
wxWidgets (Impactor)