+void TextCtrlTestCase::Lines()
+{
+ delete m_text;
+ m_text = new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY, "",
+ wxDefaultPosition, wxSize(400, 200), wxTE_MULTILINE | wxTE_DONTWRAP);
+
+ m_text->SetValue("line1\nline2\nlong long line 3");
+ m_text->Refresh();
+ m_text->Update();
+
+ CPPUNIT_ASSERT_EQUAL(3, m_text->GetNumberOfLines());
+ CPPUNIT_ASSERT_EQUAL(5, m_text->GetLineLength(0));
+ CPPUNIT_ASSERT_EQUAL("line2", m_text->GetLineText(1));
+ CPPUNIT_ASSERT_EQUAL(16, m_text->GetLineLength(2));
+
+ m_text->AppendText("\n\nMore text on line 5");
+
+ CPPUNIT_ASSERT_EQUAL(5, m_text->GetNumberOfLines());
+ CPPUNIT_ASSERT_EQUAL(0, m_text->GetLineLength(3));
+ CPPUNIT_ASSERT_EQUAL("", m_text->GetLineText(3));
+
+ // Verify that wrapped lines count as 2 lines.
+ //
+ // This currently doesn't work neither in wxGTK nor wxOSX/Cocoa, see
+ // #12366, where GetNumberOfLines() always returns the number of logical,
+ // not physical, lines.
+ m_text->AppendText("\n" + wxString(50, '1') + ' ' + wxString(50, '2'));
+#if defined(__WXGTK__) || defined(__WXOSX_COCOA__)
+ CPPUNIT_ASSERT_EQUAL(6, m_text->GetNumberOfLines());
+#else
+ CPPUNIT_ASSERT_EQUAL(7, m_text->GetNumberOfLines());
+#endif
+}