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// Copyright 2016 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "core/fxcrt/fx_system.h"
#include "testing/gtest/include/gtest/gtest.h"
TEST(fxcrt, FXSYS_atoi) {
EXPECT_EQ(0, FXSYS_atoi(""));
EXPECT_EQ(0, FXSYS_atoi("0"));
EXPECT_EQ(-1, FXSYS_atoi("-1"));
EXPECT_EQ(2345, FXSYS_atoi("2345"));
EXPECT_EQ(-2147483647, FXSYS_atoi("-2147483647"));
// Handle the sign.
EXPECT_EQ(-2345, FXSYS_atoi("-2345"));
EXPECT_EQ(2345, FXSYS_atoi("+2345"));
// The max value.
EXPECT_EQ(2147483647, FXSYS_atoi("2147483647"));
// The min value. Written in -1 format to avoid "unary minus operator applied
// to unsigned type" warning.
EXPECT_EQ(-2147483647 - 1, FXSYS_atoi("-2147483648"));
// With invalid char.
EXPECT_EQ(9, FXSYS_atoi("9x9"));
// Out of range values.
EXPECT_EQ(2147483647, FXSYS_atoi("2147483623423412348"));
EXPECT_EQ(2147483647, FXSYS_atoi("2147483648"));
EXPECT_EQ(-2147483647 - 1, FXSYS_atoi("-2147483650"));
}
TEST(fxcrt, FXSYS_atoi64) {
EXPECT_EQ(0, FXSYS_atoi64(""));
EXPECT_EQ(0, FXSYS_atoi64("0"));
EXPECT_EQ(-1, FXSYS_atoi64("-1"));
EXPECT_EQ(2345, FXSYS_atoi64("2345"));
EXPECT_EQ(-9223372036854775807LL, FXSYS_atoi64("-9223372036854775807"));
// Handle the sign.
EXPECT_EQ(-2345, FXSYS_atoi64("-2345"));
EXPECT_EQ(2345, FXSYS_atoi64("+2345"));
// The max value.
EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775807"));
// The min value. Written in -1 format to avoid implicit unsigned warning.
EXPECT_EQ(-9223372036854775807LL - 1LL, FXSYS_atoi64("-9223372036854775808"));
// With invalid char.
EXPECT_EQ(9, FXSYS_atoi64("9x9"));
// Out of range values.
EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("922337203685471234123475807"));
EXPECT_EQ(9223372036854775807LL, FXSYS_atoi64("9223372036854775808"));
EXPECT_EQ(-9223372036854775807LL - 1LL, FXSYS_atoi64("-9223372036854775810"));
}
TEST(fxcrt, FXSYS_wtoi) {
EXPECT_EQ(0, FXSYS_wtoi(L""));
EXPECT_EQ(0, FXSYS_wtoi(L"0"));
EXPECT_EQ(-1, FXSYS_wtoi(L"-1"));
EXPECT_EQ(2345, FXSYS_wtoi(L"2345"));
EXPECT_EQ(-2147483647, FXSYS_wtoi(L"-2147483647"));
// The max value.
EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483647"));
// The min value.
EXPECT_EQ(-2147483647 - 1, FXSYS_wtoi(L"-2147483648"));
EXPECT_EQ(9, FXSYS_wtoi64(L"9x9"));
// Out of range values.
EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483623423412348"));
EXPECT_EQ(2147483647, FXSYS_wtoi(L"2147483648"));
EXPECT_EQ(-2147483647 - 1, FXSYS_wtoi(L"-2147483652"));
}
TEST(fxcrt, FXSYS_wtoi64) {
EXPECT_EQ(0, FXSYS_wtoi64(L""));
EXPECT_EQ(0, FXSYS_wtoi64(L"0"));
EXPECT_EQ(-1, FXSYS_wtoi64(L"-1"));
EXPECT_EQ(2345, FXSYS_wtoi64(L"2345"));
EXPECT_EQ(-9223372036854775807LL, FXSYS_wtoi64(L"-9223372036854775807"));
// Handle the sign.
EXPECT_EQ(-2345, FXSYS_wtoi64(L"-2345"));
EXPECT_EQ(2345, FXSYS_wtoi64(L"+2345"));
// The max value.
EXPECT_EQ(9223372036854775807LL, FXSYS_wtoi64(L"9223372036854775807"));
// The min value.
EXPECT_EQ(-9223372036854775807LL - 1LL,
FXSYS_wtoi64(L"-9223372036854775808"));
// With invalid char.
EXPECT_EQ(9, FXSYS_wtoi64(L"9x9"));
// Out of range values.
EXPECT_EQ(9223372036854775807LL,
FXSYS_wtoi64(L"922337203685471234123475807"));
EXPECT_EQ(9223372036854775807LL, FXSYS_wtoi64(L"9223372036854775808"));
EXPECT_EQ(-9223372036854775807LL - 1LL,
FXSYS_wtoi64(L"-9223372036854775810"));
}
TEST(fxcrt, FXSYS_atoui) {
EXPECT_EQ(0u, FXSYS_atoui(""));
EXPECT_EQ(0u, FXSYS_atoui("0"));
EXPECT_EQ(4294967295, FXSYS_atoui("-1"));
EXPECT_EQ(2345u, FXSYS_atoui("2345"));
// Handle the sign.
EXPECT_EQ(4294964951, FXSYS_atoui("-2345"));
EXPECT_EQ(2345u, FXSYS_atoui("+2345"));
// The max value.
EXPECT_EQ(4294967295, FXSYS_atoui("4294967295"));
EXPECT_EQ(9u, FXSYS_atoui("9x9"));
// Out of range values.
EXPECT_EQ(4294967295, FXSYS_atoui("2147483623423412348"));
EXPECT_EQ(4294967295, FXSYS_atoui("4294967296"));
EXPECT_EQ(4294967295, FXSYS_atoui("-4294967345"));
}
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