+///////////////////////////////////////////////////////////////////////////////
+// Name: tests/regex/wxregex.cpp
+// Purpose: Test wxRegEx
+// Author: Vadim Zeitlin, Mike Wetherell
+// RCS-ID: $Id$
+// Copyright: Vadim Zeitlin, Mike Wetherell
+// Licence: wxWidgets licence
+///////////////////////////////////////////////////////////////////////////////
+
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+# pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+# include "wx/wx.h"
+#endif
+
+#if wxUSE_REGEX
+
+#include "wx/regex.h"
+#include "wx/cppunit.h"
+#include "wx/tokenzr.h"
+#include <string>
+
+using namespace std;
+using namespace CppUnit;
+
+
+///////////////////////////////////////////////////////////////////////////////
+// Compile Test
+
+class RegExCompileTestCase : public TestCase
+{
+public:
+ RegExCompileTestCase(const char *name, const wxString& pattern,
+ bool correct, int flags)
+ : TestCase(name),
+ m_pattern(pattern),
+ m_correct(correct),
+ m_flags(flags)
+ { }
+
+protected:
+ void runTest();
+
+private:
+ wxString m_pattern;
+ bool m_correct;
+ int m_flags;
+};
+
+void RegExCompileTestCase::runTest()
+{
+ wxRegEx re;
+ bool ok = re.Compile(m_pattern, m_flags);
+
+ if (m_correct)
+ CPPUNIT_ASSERT_MESSAGE("compile failed", ok);
+ else
+ CPPUNIT_ASSERT_MESSAGE("compile succeeded (should fail)", !ok);
+}
+
+
+///////////////////////////////////////////////////////////////////////////////
+// Match Test
+
+class RegExMatchTestCase : public TestCase
+{
+public:
+ RegExMatchTestCase(const char *name, const wxString& pattern,
+ const wxString& text, const char *expected,
+ int flags)
+ : TestCase(name),
+ m_pattern(pattern),
+ m_text(text),
+ m_expected(expected),
+ m_flags(flags)
+ { }
+
+protected:
+ void runTest();
+
+private:
+ wxString m_pattern;
+ wxString m_text;
+ const char *m_expected;
+ int m_flags;
+};
+
+void RegExMatchTestCase::runTest()
+{
+ int compileFlags = m_flags & ~(wxRE_NOTBOL | wxRE_NOTEOL);
+ int matchFlags = m_flags & (wxRE_NOTBOL | wxRE_NOTEOL);
+
+ wxRegEx re(m_pattern, compileFlags);
+ CPPUNIT_ASSERT_MESSAGE("compile failed", re.IsValid());
+
+ bool ok = re.Matches(m_text, matchFlags);
+
+ if (m_expected) {
+ CPPUNIT_ASSERT_MESSAGE("match failed", ok);
+
+ wxStringTokenizer tkz(wxString(m_expected, *wxConvCurrent),
+ _T("\t"), wxTOKEN_RET_EMPTY);
+ size_t i;
+
+ for (i = 0; i < re.GetMatchCount() && tkz.HasMoreTokens(); i++) {
+ wxString expected = tkz.GetNextToken();
+ wxString result = re.GetMatch(m_text, i);
+
+ wxString msgstr;
+ msgstr.Printf(_T("\\%d == '%s' (expected '%s')"),
+ (int)i, result.c_str(), expected.c_str());
+ const char *msg = msgstr.mb_str();
+
+ CPPUNIT_ASSERT_MESSAGE(msg, result == expected);
+ }
+
+ if ((m_flags & wxRE_NOSUB) == 0)
+ CPPUNIT_ASSERT(re.GetMatchCount() == i);
+ }
+ else {
+ CPPUNIT_ASSERT_MESSAGE("match succeeded (should fail)", !ok);
+ }
+}
+
+
+///////////////////////////////////////////////////////////////////////////////
+// Replacement Test
+
+class RegExReplaceTestCase : public TestCase
+{
+public:
+ RegExReplaceTestCase(const char *name, const wxString& pattern,
+ const wxString& text, const wxString& repl,
+ const wxString& expected, size_t count, int flags)
+ : TestCase(name),
+ m_pattern(pattern),
+ m_text(text),
+ m_repl(repl),
+ m_expected(expected),
+ m_count(count),
+ m_flags(flags)
+ { }
+
+protected:
+ void runTest();
+
+private:
+ wxString m_pattern;
+ wxString m_text;
+ wxString m_repl;
+ wxString m_expected;
+ size_t m_count;
+ int m_flags;
+};
+
+void RegExReplaceTestCase::runTest()
+{
+ wxRegEx re(m_pattern, m_flags);
+
+ wxString text(m_text);
+ size_t nRepl = re.Replace(&text, m_repl);
+
+ wxString msgstr;
+ msgstr.Printf(_T("returns '%s' (expected '%s')"), text.c_str(), m_expected.c_str());
+ const char *msg = msgstr.mb_str();
+ CPPUNIT_ASSERT_MESSAGE(msg, text == m_expected);
+
+ msgstr.Printf(_T("matches %d times (expected %d)"), nRepl, m_count);
+ msg = msgstr.mb_str();
+ CPPUNIT_ASSERT_MESSAGE(msg, nRepl == m_count);
+}
+
+
+///////////////////////////////////////////////////////////////////////////////
+// The suite
+
+class wxRegExTestSuite : public TestSuite
+{
+public:
+ wxRegExTestSuite() : TestSuite("wxRegExTestSuite") { }
+ static Test *suite();
+
+private:
+ void add(const char *pattern, bool correct, int flags = wxRE_DEFAULT);
+ void add(const char *pattern, const char *text,
+ const char *expected = NULL, int flags = wxRE_DEFAULT);
+ void add(const char *pattern, const char *text, const char *replacement,
+ const char *expected, size_t count, int flags = wxRE_DEFAULT);
+
+ static wxString FlagStr(int flags);
+ static wxString Conv(const char *str) { return wxString(str, *wxConvCurrent); }
+};
+
+// Build the suite (static)
+//
+Test *wxRegExTestSuite::suite()
+{
+ wxRegExTestSuite *suite = new wxRegExTestSuite;
+
+ // Compile tests
+ // pattern, expected result
+ suite->add("foo", true);
+ suite->add("foo(", false);
+ suite->add("foo(bar", false);
+ suite->add("foo(bar)", true);
+ suite->add("foo[", false);
+ suite->add("foo[bar", false);
+ suite->add("foo[bar]", true);
+ suite->add("foo{1", false);
+ suite->add("foo{1}", true);
+ suite->add("foo{1,2}", true);
+ suite->add("foo*", true);
+ suite->add("foo+", true);
+ suite->add("foo?", true);
+
+ // Match tests
+ // pattern, text, expected results (match, followed by submatches
+ // tab separated, or NULL for no match expected)
+ suite->add("foo", "bar");
+ suite->add("foo", "foobar", "foo");
+ suite->add("^foo", "foobar", "foo");
+ suite->add("^foo", "barfoo");
+ suite->add("bar$", "barbar", "bar");
+ suite->add("bar$", "barbar ");
+ suite->add("OoBa", "FoObAr", "oObA", wxRE_ICASE);
+ suite->add("^[A-Z].*$", "AA\nbb\nCC", "AA\nbb\nCC");
+ suite->add("^[A-Z].*$", "AA\nbb\nCC", "AA", wxRE_NEWLINE);
+ suite->add("^[a-z].*$", "AA\nbb\nCC", "bb", wxRE_NEWLINE);
+ suite->add("^[A-Z].*$", "AA\nbb\nCC", "CC", wxRE_NEWLINE | wxRE_NOTBOL);
+ suite->add("^[A-Z].*$", "AA\nbb\nCC", NULL, wxRE_NEWLINE | wxRE_NOTBOL | wxRE_NOTEOL);
+ suite->add("([[:alpha:]]+) ([[:alpha:]]+) ([[:digit:]]+).* ([[:digit:]]+)$",
+ "Fri Jul 13 18:37:52 CEST 2001",
+ "Fri Jul 13 18:37:52 CEST 2001\tFri\tJul\t13\t2001");
+
+ // Replace tests
+ // pattern, text, replacement, expected result and number of matches
+ const char *patn = "([a-z]+)[^0-9]*([0-9]+)";
+ suite->add(patn, "foo123", "bar", "bar", 1);
+ suite->add(patn, "foo123", "\\2\\1", "123foo", 1);
+ suite->add(patn, "foo_123", "\\2\\1", "123foo", 1);
+ suite->add(patn, "123foo", "bar", "123foo", 0);
+ suite->add(patn, "123foo456foo", "&&", "123foo456foo456foo", 1);
+ suite->add(patn, "123foo456foo", "\\0\\0", "123foo456foo456foo", 1);
+ suite->add(patn, "foo123foo123", "bar", "barbar", 2);
+ suite->add(patn, "foo123_foo456_foo789", "bar", "bar_bar_bar", 3);
+
+ return suite;
+}
+
+// Add a compile test
+//
+void wxRegExTestSuite::add(
+ const char *pattern,
+ bool correct,
+ int flags /*=wxRE_DEFAULT*/)
+{
+ addTest(new RegExCompileTestCase(
+ (_T("/") + Conv(pattern) + _T("/") + FlagStr(flags)).mb_str(),
+ Conv(pattern), correct, flags));
+}
+
+// Add a match test
+//
+void wxRegExTestSuite::add(
+ const char *pattern,
+ const char *text,
+ const char *expected /*=NULL*/,
+ int flags /*=wxRE_DEFAULT*/)
+{
+ wxString name;
+
+ name << _T("'") << Conv(text) << _T("' =~ /") << Conv(pattern) << _T("/")
+ << FlagStr(flags);
+ name.Replace(_T("\n"), _T("\\n"));
+
+ addTest(new RegExMatchTestCase(name.mb_str(), Conv(pattern),
+ Conv(text), expected, flags));
+}
+
+// Add a replace test
+//
+void wxRegExTestSuite::add(
+ const char *pattern,
+ const char *text,
+ const char *replacement,
+ const char *expected,
+ size_t count,
+ int flags /*=wxRE_DEFAULT*/)
+{
+ wxString name;
+
+ name << _T("'") << Conv(text) << _T("' =~ s/") << Conv(pattern) << _T("/")
+ << Conv(replacement) << _T("/g") << FlagStr(flags);
+ name.Replace(_T("\n"), _T("\\n"));
+
+ addTest(new RegExReplaceTestCase(
+ name.mb_str(), Conv(pattern), Conv(text),
+ Conv(replacement), Conv(expected), count, flags));
+}
+
+// Display string for the flags
+//
+wxString wxRegExTestSuite::FlagStr(int flags)
+{
+ wxString str;
+
+ if (!flags)
+ return str;
+
+ for (int i = 0; (unsigned)flags >> i; i++) {
+ switch (flags & (1 << i)) {
+ case 0: break;
+#ifdef wxHAS_REGEX_ADVANCED
+ case wxRE_ADVANCED: str += _T(" | wxRE_ADVANCED"); break;
+#endif
+ case wxRE_BASIC: str += _T(" | wxRE_BASIC"); break;
+ case wxRE_ICASE: str += _T(" | wxRE_ICASE"); break;
+ case wxRE_NOSUB: str += _T(" | wxRE_NOSUB"); break;
+ case wxRE_NEWLINE: str += _T(" | wxRE_NEWLINE"); break;
+ case wxRE_NOTBOL: str += _T(" | wxRE_NOTBOL"); break;
+ case wxRE_NOTEOL: str += _T(" | wxRE_NOTEOL"); break;
+ default: wxFAIL; break;
+ }
+ }
+
+ return _T(" (") + str.Mid(3) + _T(")");
+};
+
+// register in the unnamed registry so that these tests are run by default
+CPPUNIT_TEST_SUITE_REGISTRATION(wxRegExTestSuite);
+
+// also include in it's own registry so that these tests can be run alone
+CPPUNIT_TEST_SUITE_NAMED_REGISTRATION(wxRegExTestSuite, "wxRegExTestSuite");
+
+
+#endif // wxUSE_REGEX
projects / wxWidgets.git / commitdiff
