core/test/modules/HashedStringTests.cpp

module Tests;

import Core.HashMap;
import Core.HashedString;
import Core.Test;

template class Core::HashedString<32>;
using HString = Core::HashedString<32>;

static void testComparison() {
    HString a("test");
    Core::testString("test", static_cast<const char*>(a));
    HString b("testA");
    HString c("");
    HString d("Btest");

    Core::testTrue(a == a);
    Core::testTrue(b == b);
    Core::testTrue(c == c);
    Core::testTrue(d == d);
    Core::testTrue(a != b);
    Core::testTrue(a != c);
    Core::testTrue(a != d);
    Core::testTrue(b != a);
    Core::testTrue(b != c);
    Core::testTrue(b != d);
    Core::testTrue(c != a);
    Core::testTrue(c != b);
    Core::testTrue(c != d);
    Core::testTrue(d != a);
    Core::testTrue(d != b);
    Core::testTrue(d != c);
}

static void testLength() {
    HString s("test");
    Core::test(4, s.getLength());
    Core::test(31, s.getCapacity());
}

static void testHashCode() {
    HString a;
    HString b("wusi");
    Core::test(a.hashCode(), 0lu);
    Core::testTrue(b.hashCode() != 0u);
}

static void testAsHashMapKey() {
    Core::HashMap<HString, int> map;
    map.add("wusi", 3).add("hiThere", 7).add("baum123", 5);
    int* a = map.search("wusi");
    int* b = map.search("hiThere");
    int* c = map.search("baum123");
    Core::testNull(map.search("423hifd"));

    if(Core::testNotNull(a) && Core::testNotNull(b) && Core::testNotNull(c)) {
        Core::test(3, *a);
        Core::test(7, *b);
        Core::test(5, *c);
    }
}

void testHashedString() {
    testComparison();
    testLength();
    testHashCode();
    testAsHashMapKey();
}