/*
 * Cppcheck - A tool for static C/C++ code analysis
 * Copyright (C) 2007-2018 Cppcheck team.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */


#include "checkio.h"
#include "platform.h"
#include "settings.h"
#include "testsuite.h"
#include "tokenize.h"


class TestIO : public TestFixture {
public:
    TestIO() : TestFixture("TestIO") {
    }

private:
    Settings settings;

    void run() override {
        LOAD_LIB_2(settings.library, "std.cfg");
        LOAD_LIB_2(settings.library, "windows.cfg");
        LOAD_LIB_2(settings.library, "qt.cfg");

        TEST_CASE(coutCerrMisusage);

        TEST_CASE(wrongMode_simple);
        TEST_CASE(wrongMode_complex);
        TEST_CASE(useClosedFile);
        TEST_CASE(fileIOwithoutPositioning);
        TEST_CASE(seekOnAppendedFile);
        TEST_CASE(fflushOnInputStream);

        TEST_CASE(testScanf1); // Scanf without field limiters
        TEST_CASE(testScanf2);
        TEST_CASE(testScanf3); // #3494
        TEST_CASE(testScanf4); // #ticket 2553

        TEST_CASE(testScanfArgument);
        TEST_CASE(testPrintfArgument);
        TEST_CASE(testPrintfArgumentVariables);
        TEST_CASE(testPosixPrintfScanfParameterPosition);  // #4900

        TEST_CASE(testMicrosoftPrintfArgument); // ticket #4902
        TEST_CASE(testMicrosoftScanfArgument);
        TEST_CASE(testMicrosoftCStringFormatArguments); // ticket #4920
        TEST_CASE(testMicrosoftSecurePrintfArgument);
        TEST_CASE(testMicrosoftSecureScanfArgument);

        TEST_CASE(testQStringFormatArguments);

        TEST_CASE(testTernary); // ticket #6182
        TEST_CASE(testUnsignedConst); // ticket #6132

        TEST_CASE(testAstType); // #7014
        TEST_CASE(testPrintf0WithSuffix); // ticket #7069
        TEST_CASE(testReturnValueTypeStdLib);

        TEST_CASE(testPrintfTypeAlias1);
    }

    void check(const char* code, bool inconclusive = false, bool portability = false, Settings::PlatformType platform = Settings::Unspecified) {
        // Clear the error buffer..
        errout.str("");

        settings.clearEnabled();
        settings.addEnabled("warning");
        settings.addEnabled("style");
        if (portability)
            settings.addEnabled("portability");
        settings.inconclusive = inconclusive;
        settings.platform(platform);

        // Tokenize..
        Tokenizer tokenizer(&settings, this);
        std::istringstream istr(code);
        tokenizer.tokenize(istr, "test.cpp");

        // Check..
        CheckIO checkIO(&tokenizer, &settings, this);
        checkIO.checkWrongPrintfScanfArguments();

        // Simplify token list..
        tokenizer.simplifyTokenList2();
        checkIO.checkCoutCerrMisusage();
        checkIO.checkFileUsage();
        checkIO.invalidScanf();
    }

    void coutCerrMisusage() {
        check(
            "void foo() {\n"
            "  std::cout