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28ced1bc33
Restrict the input to not allow values that are greater than the positive maximum or less than the negative minimum. In many cases it is not necessary to allow invalid characters to be entered. For example, if the specified range is 0 to 100. See #24220.
383 lines
10 KiB
C++
383 lines
10 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: tests/validators/valnum.cpp
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// Purpose: Unit tests for numeric validators.
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// Author: Vadim Zeitlin
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// Created: 2011-01-18
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// Copyright: (c) 2011 Vadim Zeitlin <vadim@wxwidgets.org>
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///////////////////////////////////////////////////////////////////////////////
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#include "testprec.h"
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#include "wx/intl.h"
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#include "wx/textctrl.h"
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#include "wx/validate.h"
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#endif // WX_PRECOMP
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#include "wx/valnum.h"
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#include "asserthelper.h"
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#include "testableframe.h"
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#include "wx/scopeguard.h"
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#include "wx/uiaction.h"
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class NumValidatorTestCase
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{
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public:
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NumValidatorTestCase();
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~NumValidatorTestCase();
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protected:
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wxTextCtrl* const m_text;
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wxDECLARE_NO_COPY_CLASS(NumValidatorTestCase);
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};
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NumValidatorTestCase::NumValidatorTestCase()
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: m_text(new wxTextCtrl(wxTheApp->GetTopWindow(), wxID_ANY))
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{
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}
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NumValidatorTestCase::~NumValidatorTestCase()
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{
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delete m_text;
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}
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TEST_CASE_METHOD(NumValidatorTestCase, "ValNum::TransferInt", "[valnum]")
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{
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int value = 0;
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wxIntegerValidator<int> valInt(&value);
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valInt.SetWindow(m_text);
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CHECK( valInt.TransferToWindow() );
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CHECK( m_text->GetValue() == "0" );
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value = 17;
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CHECK( valInt.TransferToWindow() );
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CHECK( m_text->GetValue() == "17" );
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m_text->ChangeValue("foobar");
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CHECK( !valInt.TransferFromWindow() );
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m_text->ChangeValue("-234");
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CHECK( valInt.TransferFromWindow() );
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CHECK( value == -234 );
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m_text->ChangeValue("9223372036854775808"); // == LLONG_MAX + 1
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CHECK( !valInt.TransferFromWindow() );
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m_text->Clear();
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CHECK( !valInt.TransferFromWindow() );
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}
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TEST_CASE_METHOD(NumValidatorTestCase, "ValNum::TransferUnsigned", "[valnum]")
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{
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unsigned value = 0;
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wxIntegerValidator<unsigned> valUnsigned(&value);
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valUnsigned.SetWindow(m_text);
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CHECK( valUnsigned.TransferToWindow() );
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CHECK( m_text->GetValue() == "0" );
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value = 17;
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CHECK( valUnsigned.TransferToWindow() );
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CHECK( m_text->GetValue() == "17" );
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m_text->ChangeValue("foobar");
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CHECK( !valUnsigned.TransferFromWindow() );
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m_text->ChangeValue("-234");
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CHECK( !valUnsigned.TransferFromWindow() );
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m_text->ChangeValue("234");
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CHECK( valUnsigned.TransferFromWindow() );
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CHECK( value == 234 );
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m_text->ChangeValue("4294967295"); // == ULONG_MAX in 32 bits
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CHECK( valUnsigned.TransferFromWindow() );
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CHECK( value == wxUINT32_MAX );
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CHECK( valUnsigned.TransferToWindow() );
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CHECK( m_text->GetValue() == "4294967295" );
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m_text->ChangeValue("4294967296"); // == ULONG_MAX + 1
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CHECK( !valUnsigned.TransferFromWindow() );
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m_text->ChangeValue("18446744073709551616"); // == ULLONG_MAX + 1
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CHECK( !valUnsigned.TransferFromWindow() );
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m_text->Clear();
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CHECK( !valUnsigned.TransferFromWindow() );
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}
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TEST_CASE_METHOD(NumValidatorTestCase, "ValNum::TransferUnsignedRange", "[valnum]")
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{
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unsigned value = 1;
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wxIntegerValidator<unsigned> valUnsigned(&value, 1, 20);
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valUnsigned.SetWindow(m_text);
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CHECK( valUnsigned.TransferToWindow() );
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CHECK( m_text->GetValue() == "1" );
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value = 17;
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CHECK( valUnsigned.TransferToWindow() );
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CHECK( m_text->GetValue() == "17" );
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m_text->ChangeValue("foobar");
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CHECK( !valUnsigned.TransferFromWindow() );
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m_text->ChangeValue("0");
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CHECK( !valUnsigned.TransferFromWindow() );
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m_text->ChangeValue("1");
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CHECK( valUnsigned.TransferFromWindow() );
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CHECK( value == 1);
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m_text->ChangeValue("20");
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CHECK( valUnsigned.TransferFromWindow() );
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CHECK( value == 20);
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m_text->ChangeValue("21");
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CHECK( !valUnsigned.TransferFromWindow() );
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m_text->Clear();
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CHECK( !valUnsigned.TransferFromWindow() );
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}
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TEST_CASE_METHOD(NumValidatorTestCase, "ValNum::TransferULL", "[valnum]")
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{
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unsigned long long value = 0;
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wxIntegerValidator<unsigned long long> valULL(&value);
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valULL.SetWindow(m_text);
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SECTION("LLONG_MAX")
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{
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m_text->ChangeValue("9223372036854775807"); // == LLONG_MAX
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REQUIRE( valULL.TransferFromWindow() );
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CHECK( value == static_cast<wxULongLong_t>(wxINT64_MAX) );
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REQUIRE( valULL.TransferToWindow() );
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CHECK( m_text->GetValue() == "9223372036854775807" );
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}
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SECTION("LLONG_MAX+1")
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{
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m_text->ChangeValue("9223372036854775808"); // == LLONG_MAX + 1
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REQUIRE( valULL.TransferFromWindow() );
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CHECK( value == static_cast<wxULongLong_t>(wxINT64_MAX) + 1 );
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REQUIRE( valULL.TransferToWindow() );
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CHECK( m_text->GetValue() == "9223372036854775808" );
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}
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SECTION("ULLONG_MAX")
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{
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m_text->ChangeValue("18446744073709551615"); // == ULLONG_MAX
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REQUIRE( valULL.TransferFromWindow() );
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CHECK( value == wxUINT64_MAX );
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REQUIRE( valULL.TransferToWindow() );
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CHECK( m_text->GetValue() == "18446744073709551615" );
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}
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SECTION("ULLONG_MAX+1")
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{
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m_text->ChangeValue("18446744073709551616"); // == ULLONG_MAX + 1
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CHECK( !valULL.TransferFromWindow() );
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}
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}
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TEST_CASE_METHOD(NumValidatorTestCase, "ValNum::TransferFloat", "[valnum]")
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{
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// We need a locale with point as decimal separator.
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wxLocale loc(wxLANGUAGE_ENGLISH_UK, wxLOCALE_DONT_LOAD_DEFAULT);
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float value = 0;
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wxFloatingPointValidator<float> valFloat(3, &value);
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valFloat.SetWindow(m_text);
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CHECK( valFloat.TransferToWindow() );
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CHECK( m_text->GetValue() == "0.000" );
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value = 1.234f;
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CHECK( valFloat.TransferToWindow() );
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CHECK( m_text->GetValue() == "1.234" );
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value = 1.2345678f;
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CHECK( valFloat.TransferToWindow() );
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CHECK( m_text->GetValue() == "1.235" );
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m_text->ChangeValue("foobar");
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CHECK( !valFloat.TransferFromWindow() );
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m_text->ChangeValue("-234.567");
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CHECK( valFloat.TransferFromWindow() );
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CHECK( value == -234.567f );
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m_text->Clear();
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CHECK( !valFloat.TransferFromWindow() );
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}
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TEST_CASE_METHOD(NumValidatorTestCase, "ValNum::ZeroAsBlank", "[valnum]")
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{
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long value = 0;
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m_text->SetValidator(
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wxMakeIntegerValidator(&value, wxNUM_VAL_ZERO_AS_BLANK));
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wxValidator * const val = m_text->GetValidator();
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CHECK( val->TransferToWindow() );
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CHECK( m_text->GetValue() == "" );
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value++;
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CHECK( val->TransferFromWindow() );
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CHECK( value == 0 );
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}
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TEST_CASE_METHOD(NumValidatorTestCase, "ValNum::NoTrailingZeroes", "[valnum]")
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{
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// We need a locale with point as decimal separator.
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wxLocale loc(wxLANGUAGE_ENGLISH_UK, wxLOCALE_DONT_LOAD_DEFAULT);
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double value = 1.2;
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m_text->SetValidator(
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wxMakeFloatingPointValidator(3, &value, wxNUM_VAL_NO_TRAILING_ZEROES));
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wxValidator * const val = m_text->GetValidator();
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CHECK( val->TransferToWindow() );
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CHECK( m_text->GetValue() == "1.2" );
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value = 1.234;
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CHECK( val->TransferToWindow() );
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CHECK( m_text->GetValue() == "1.234" );
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}
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#if wxUSE_UIACTIONSIMULATOR
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TEST_CASE_METHOD(NumValidatorTestCase, "ValNum::Interactive", "[valnum]")
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{
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// Set a locale using comma as thousands separator character.
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wxLocale loc(wxLANGUAGE_ENGLISH_UK, wxLOCALE_DONT_LOAD_DEFAULT);
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m_text->SetValidator(
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wxIntegerValidator<unsigned>(nullptr, wxNUM_VAL_THOUSANDS_SEPARATOR));
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// Create a sibling text control to be able to switch focus and thus
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// trigger the control validation/normalization.
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wxTextCtrl * const text2 = new wxTextCtrl(m_text->GetParent(), wxID_ANY);
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wxON_BLOCK_EXIT_OBJ0( *text2, wxWindow::Destroy );
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text2->Move(10, 80); // Just to see it better while debugging...
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wxFloatingPointValidator<float> valFloat(3);
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valFloat.SetRange(-10., 10.);
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text2->SetValidator(valFloat);
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wxUIActionSimulator sim;
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// Entering '-' in a control with positive range is not allowed.
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m_text->SetFocus();
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wxYield();
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sim.Char('-');
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wxYield();
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CHECK( m_text->GetValue() == "" );
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// Neither is entering '.' or any non-digit character.
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sim.Text(".a+/");
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wxYield();
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CHECK( m_text->GetValue() == "" );
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// Entering digits should work though and after leaving the control the
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// contents should be normalized.
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sim.Text("1234567");
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wxYield();
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text2->SetFocus();
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wxYield();
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if ( loc.IsOk() )
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CHECK( m_text->GetValue() == "1,234,567" );
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else
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CHECK( m_text->GetValue() == "1234567" );
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// Entering both '-' and '.' in this control should work but only in the
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// correct order.
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sim.Char('-');
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wxYield();
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CHECK( text2->GetValue() == "-" );
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text2->SetInsertionPoint(0);
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sim.Char('.');
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wxYield();
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CHECK( text2->GetValue() == "-" );
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text2->SetInsertionPointEnd();
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sim.Char('.');
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wxYield();
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CHECK( text2->GetValue() == "-." );
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// Adding up to three digits after the point should work.
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sim.Text("987");
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wxYield();
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CHECK( text2->GetValue() == "-.987" );
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// But no more.
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sim.Text("654");
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wxYield();
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CHECK( text2->GetValue() == "-.987" );
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// We can remove one digit and another one though.
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sim.Char(WXK_BACK);
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sim.Char(WXK_BACK);
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sim.Char('6');
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wxYield();
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CHECK( text2->GetValue() == "-.96" );
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// Also test the range constraint.
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valFloat.SetRange(10., 20.);
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text2->SetValidator(valFloat);
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text2->Clear();
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// Entering a value which is out of range but within
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// the extended input range is allowed.
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sim.Char('9');
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wxYield();
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CHECK( text2->GetValue() == "9" );
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// Entering a value greater than the positive range maximum
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// is not allowed.
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sim.Char('9');
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wxYield();
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CHECK( text2->GetValue() == "9" );
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// A value that is out of range but within the extended input
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// range must be clamped to the valid range on focus loss.
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m_text->SetFocus();
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wxYield();
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CHECK( text2->GetValue() == "10.000" );
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// Repeat the test with a negative invalid value.
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valFloat.SetRange(-20., -10.);
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text2->SetValidator(valFloat);
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text2->Clear();
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text2->SetFocus();
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sim.Text("-2");
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wxYield();
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CHECK( text2->GetValue() == "-2" );
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sim.Char('2');
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wxYield();
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CHECK( text2->GetValue() == "-2" );
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m_text->SetFocus();
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wxYield();
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CHECK( text2->GetValue() == "-10.000" );
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}
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#endif // wxUSE_UIACTIONSIMULATOR
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