main.cpp

#include <QCoreApplication>
#include <QDebug>

#include "Matcher.h"
#include "Token.h"
#include "AstNode.h"
#include "Parser.h"

int g_numFailed = 0;

void testMatch(const QString &test, bool shouldBe, const MatchResult &result)
{
    if (result.success != shouldBe)
    {
        g_numFailed++;
        qDebug() << "\n\033[31mTEST FAILS:\033[0m";
        qDebug() << "with context" << result.context;
    }

    qDebug() << "\033[36mMatchResult\033[0m" << test << result.success;

    if (result.success != shouldBe)
    {
        qDebug() << "";
    }
}

void testMatch(QString data, QString pattern, bool shouldBe = true)
{
    Parser dataParser(data),
        patternParser(pattern);

    testMatch(pattern + " = " + data, shouldBe, match(dataParser.parseMany<Token>(), patternParser.parseMany<Token>(), VarContext()));
}

void testParseAst(QString string)
{
    Parser parser{string};

    QList<AstNode> result = parser.parseMany<AstNode>();

    qDebug() << "\033[36mParse\033[0m" << string << result;
}

void testParseFunc(QString string)
{
    Parser parser{string};

    Function func;

    if (!parser.parseFunctionDefinition(&func))
    {
        g_numFailed++;
        qDebug() << "\n\033[31mTEST FAILS:\033[0m";
        qDebug() << string;
    }
    else
    {
        qDebug() << "\033[36mFunction\033[0m";
        qDebug().noquote() << func;
    }
}

int testResults()
{
    if (g_numFailed == 0)
    {
        qDebug() << "\033[32mALL TESTS SUCCEEDED\033[0m";
    }
    else
    {
        qDebug().nospace() << "\033[31m" << g_numFailed << " TESTS FAILED\033[0m";
    }

    return g_numFailed;
}

void testAllMatches()
{
    testMatch("a = a", true, match({Token('a')}, {Token('a')}, VarContext()));

    testMatch("s.a = y", true, match({Token('y')}, {Token('s', "a")}, VarContext()));

    LTok sameTwo = {Token('s', "a"), Token('s', "a")};
    testMatch("s.a s.a = aa", true, match({Token('a'), Token('a')}, sameTwo, VarContext()));
    testMatch("s.a s.a = ab", false, match({Token('a'), Token('b')}, sameTwo, VarContext()));

    LTok sameStartEnd = {
        Token('s', "a"),
        Token('e', "middle"),
        Token('s', "a")};
    testMatch("s.a e.middle s.a = aea", true,
                match({Token('a'), Token('e'), Token('a')}, sameStartEnd, VarContext()));

    testMatch("s.a e.middle s.a = aef Hi a", true,
                match({Token('a'), Token('e'), Token('f'), Token("Hi"), Token('a')}, sameStartEnd, VarContext()));

    testMatch("s.a e.middle s.a = aef Hi c", false,
                match({Token('a'), Token('e'), Token('f'), Token("Hi"), Token('c')}, sameStartEnd, VarContext()));

    LTok parenthesized = {
        Token(LTok({Token('s', "a")})),
        Token('e', "Middle"),
        Token('s', "a"),
    };
    LTok parenTest1 = {
        Token(LTok({Token('y')})),
        Token('f'),
        Token("MiddleStuff"),
        Token('y')};

    testMatch("(s.a) e.Middle s.a = (y)f MiddleStuff y", true,
                match(parenTest1, parenthesized, VarContext()));
    // testMatch("(y)f Middle-stuff y", "(s.a) e.Middle s.a");

    testMatch("(a)", "(a)");
}

void testAllParses()
{
    testParseAst("all symbols");
    testParseAst("Identifier symbols Identifier");
    testParseAst("s.A");
    testParseAst("(s.A) Variable-quoted");
    testParseAst("<Func-name a b (c)>");
    testParseAst("<Prout hi>");
    testParseAst("(Prout hi)");
    testParseAst("(<Prout hi>)");
    testParseAst("<If T Then (<Prout hi>) Else (<Prout sorry>)>");
    testParseAst("(s.a) e.Middle s.a");
    testParseAst("Hello; Goodbye");
    testParseAst("Key = Value");
}

void testAllFunctionDefs()
{
    testParseFunc("Test { = HI; }");
    testParseFunc("Palindrome { = T; s.A = T; s.A s.A = T; s.A e.Middle s.A = <Palindrome e.Middle>; } ");
}

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    testAllMatches();
    qDebug() << "";
    testAllParses();
    qDebug() << "";
    testAllFunctionDefs();

    qDebug() << "";
    return testResults();
}